HomeMy WebLinkAbout44093-Z ��gufFO(�
Town of Southold 8/31/2019
P.O.Box 1179
o _ 53095 Main Rd
Southold,New York 11971
CERTIFICATE OF OCCUPANCY
No: 40667 Date: 9/3/2019
THIS CERTIFIES that the building OTHER
Location of Property: 475 Youngs Ave., Southold
SCTM#: 473889 Sec/Block/Lot: 61.4-28
Subdivision: Filed Map No. Lot No.
conforms substantially to the Application for Building Permit heretofore filed in this office dated
8/13/2019 pursuant to which Building Permit No. 44093 dated 8/23/2019
was issued, and conforms to all of the requirements of the applicable provisions of the law. The occupancy for
which this certificate is issued is:
"as built"central air conditioning as applied for.
The certificate is issued to Horton Charles House LLC
of the aforesaid building.
SUFFOLK COUNTY DEPARTMENT OF HEALTH APPROVAL
ELECTRICAL CERTIFICATE NO. 44093 8/26/2019
PLUMBERS CERTIFICATION DATED
uthorize re
TOWN OF SOUTHOLD
gUFFOLX�,��
BUILDING DEPARTMENT
' TOWN CLERK'S OFFICE
SOUTHOLD, NY
atm
BUILDING PERMIT
(THIS PERMIT MUST BE KEPT ON THE PREMISES
WITH ONE SET OF APPROVED PLANS AND SPECIFICATIONS
UNTIL FULL COMPLETION OF THE WORK AUTHORIZED)
Permit#: 44093 Date: 8/23/2019
Permission is hereby granted to:
Horton Charles House LLC
7160 Horton's Ln
Southold, NY 11971
To: legalize "as built" AC unit as applied for.
At premises located at:
475 Youngs Ave., Southold
SCTM # 473889
Sec/Block/Lot# 61.4-28
Pursuant to application dated 8/13/2019 and approved by the Building Inspector.
To expire on 2/21/2021.
Fees:
ELECTRIC $170.00
AS BUILT- SINGLE FAMILY ADDITION/ALTERATION $400.00
CO -ALTERATION TO DWELLING $50.00
Total: $620.00
B i spector
Form No.6
TOWN OF SOUTHOLD
BUILDING DEPARTMENT
TOWN HALL
765-1802
APPLICATION FOR CERTIFICATE OF OCCUPANCY
This application must be filled in by typewriter or ink and submitted to the Building Department with the following:
A. For new building or new use:
1. Final survey of property with accurate location of all buildings,property lines, streets, and unusual natural or
topographic features.
2. Final Approval from Health Dept. of water supply and sewerage-disposal (S-9 form).
3. Approval of electrical installation from Board of Fire Underwriters.
4. Sworn statement from plumber certifying that the solder used in system contains less than 2/10 of 1%lead.
5. Commercial building, industrial building,multiple residences and similar buildings and installations, a certificate
of Code Compliance from architect or engineer responsible for the building.
6. Submit Planning Board Approval of completed site plan requirements.
B. For existing buildings (prior to April 9, 1957)non-conforming uses, or buildings and "pre-existing"land uses:
1. Accurate survey of property showing all property lines, streets,building and unusual natural or topographic
features.
2. A properly completed application and consent to inspect signed by the applicant.If a Certificate of Occupancy is
denied, the Building Inspector shall state the reasons therefor in writing to the applicant.
C. Fees
1. Certificate of Occupancy-New dwelling$50 00,Additions to dwelling$50.00,Alterations to dwelling$50.00,
Swimming pool$50.00,Accessory building$50.00,Additions to accessory building$50.00,Businesses$50.00.
2. Certificate of Occupancy on Pre-existing Building- $100.00
3. Copy of Certificate of Occupancy-$.25
4. Updated Certificate of Occupancy- $50.00
5. Temporary Certificate of Occupancy-Residential$15.00, Commercial $15.00
Date. I 2_0 I9
New Construction: Old or Pre-existing Building: (check one
Location of Property: -' �]_1� �, �-\J`E'� 1
House No; S reet � Hamlet D
Owner or Owners of Property: {,7 (/L Luc, /y of C k I .
Suffolk County Tax Map No 1000, Section (0 Block Lot 28
Subdivision Filed Map \\ Lot:
Permit No. Date of Permit. Applicant.m 9 c ` CR Irl G
Health Dept. Approval: Underwriters Approval:
Planning Board Approval: /
Request for. Temporary Certificate Final Certificate: �// (check one)
Fee Submitted: $. ��
Applicant Signature C H H LL
o��OF SOVI�oI
Town Hall Annex ~ Telephone(631)765-1802
54375 Main Road Fax(631)765-9502
P.O.Box 1179
Southold,NY 11971-0959 o sean.devlin(D-town.southold.ny.us
BUILDING DEPARTMENT
TOWN OF SOUTHOLD
CERTIFICATE OF ELECTRICAL COMPLIANCE
SITE LOCATION
Issued To Horton Charles House LLC
Address: 475 Youngs Ave city Southold st: NY zip: 11971
Building Permit#: 44093 Section 61 Block- 4 Lot 2$
WAS EXAMINED AND FOUND TO BE IN COMPLIANCE WITH THE NATIONAL ELECTRIC CODE
Contractor: DBA "AS BUILT" License No:
SITE DETAILS
Office Use Only
Residential X Indoor X Basement X Service Only
Commerical Outdoor X 1st Floor Pool
New Renovation 2nd Floor Hot Tub
Addition Survey X Attic Garage
INVENTORY
Service 1 ph X Heat Duplec Recpt Ceding Fixtures HID Fixtures
Service 3 ph Hot Water GFCI Recpt Wall Fixtures Smoke Detectors
Main Panel 3 A/C Condenser 3 Single Recpt Recessed Fixtures CO Detectors
Sub Panel A/C Blower 3 Range Recpt Fluorescent Fixture Pumps
Transformer Appliances Dryer Recpt Emergency Fixtures Time Clocks
Disconnect Switches Twist Lock Exit Fixtures 11 Combo SD/CO 11
Other Equipment*
Notes " AS BUILT" " NO VISUAL DEFECTS" 3- AC Units into 3 Separate Panels. 3-AH's
Inspector Signature: C�� Date: August 26, 2019
S Devlin-Cert Electrical Compliance Form As
OE SOUTyO6 Ll l of
# # TOWN OF SOUTHOLD BUILDING DEPT.
courm, 765-1802
INSPECTION
[ ] FOUNDATION IST [ ] ROUGH PL13G.
[ ] FOUNDATION 2ND [ ] INSULATION
[ ] FRAMING /STRAPPING [ ] FINAL
[ ] FIREPLACE & CHIMNEY [ ] FIRE SAFETY INSPECTION
[ ] FIRE RESISTANT CONSTRUCTION [ ] FIRE RESISTANT PENETRATION
[ ] ELECTRICAL (ROUGH) [y0] ELECTRICAL (FINAL)
[ ] CODE VIOLATION [ ] CAULKING
REMARKS:
,
��/IA-L< ttZ4TRj CA-c. J AJ S' P9Z7-/aiy-
DATE INSPECTOR
FIELD INSPECTION REPORT DATE COMMENTS
FOUNDATION(1ST)
--------------------------------
FOUNDATION(2ND)
ILz
o
ROUGH FRAMING& ol tr1
PLUMBING y
R
r
INSULATION PER N.Y.
STATE ENERGY CODE
FINAL
ADDrrIqNAl,COMMENTS
oi
0
m
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TOWN OF SOUTHOLD BUILDING PERMIT APPLICATION CHECKLIST
BUILDING DEPARTMENT Do you have or need the following,before applying?
TOWN HALL Board of Health
SOUTHOLD,NY 11971 4 sets of Building Plans
TEL: (631) 765-1802 I I Planning Board approval
FAX: (631) 765-9502 `� Survey
South oldtownny.gov PERMIT NO. l 1 Check
Septic Form
N.Y.S.D.E.C.
Trustees
C.O.Application
2 Flood Permit
Examined °�`� 120 f 'r.1 r j' �- �; Single&Separate
3
�= Truss Identification Form
� r
r Storin-Water Assessment Form'
AUG 1 3 2019 Contact: F
APProved 20 Mail to.
� (UAT�G mt
Disapproved a/c �y�r J��';��.-�''-'�- Aon,s
.`�3otu10, Phone-
Expiration ,20
_V
Building Inspector
APPLICATION FOR BUILDING PERMIT
Datel�' 1 , 20�
INSTRUCTIONS
a.This application MUST be completely filled in by typewriter or in ink and submitted to the Building Inspector with 4
sets of plans, accurate plot plan to scale. Fee according to schedule.
b. Plot plan showing location of lot and of buildings on premises,relationship to adjoining premises or public streets or
areas, and waterways.
c. The work covered by this application may not be commenced before issuance of Building Permit.
d. Upon approval of this application, the Building Inspector will issue a Building Permit to the applicant. Such a permit
shall be kept on the premises available for inspection throughout the work.
e.No building shall be occupied or used in whole or in part for any purpose what so ever until the Building Inspector
issues a Certificate of Occupancy.
f. Every building permit shall expire if the work authorized has not commenced within 12 months after the date of
issuance or has not been completed within 18 months from such date. If no zoning amendments or other regulations affecting the
property have been enacted in the interim,the Building Inspector may authorize,in writing,the extension of the permit for an
addition six months. Thereafter, a new permit shall be required.
APPLICATION IS HEREBY MADE to the Building Department for the issuance of a Building Permit pursuant to the
Building Zone Ordinance of the Town of Southold, Suffolk County,New York,and other applicable Laws, Ordinances or
Regulations,for the construction of buildings,additions, or alterations or for removal or demolition as herein described. The
applicant agrees to comply with all applicable laws, ordinances,building code, housing code,and regulations, and to admit
authorized inspectors on premises and in building for necessary inspe ns.
r� 'o;,m
(Signature o applicant or name,if a corporation)LLC-
�O �yAz h S � sz vik-A
(Mailing address of applicant)
State whether applicant is owner, lessee, agent, architect, engineer, general contractor, electrician, plumber or builder
C7�) �n 2r
p 1 00v'_�bt� \ ' C/Name of owner of remises � �r � �����_ l��- ®
(As on the tax roll or latest deed)
If a I'ca s " 6'' tion,'signature of duly authorized offic r i
ONWZ
(VIne and title of corporat officer)
Builders ense No.
Plumbers License No.
Electricians License No.
Other Trade's License No.
1. Location of land on which roposed work will be done: `
Ho se Number• S reit' Hamlet tLA
County Tax Map No. 1000 Section Block 9 Lot ��
Subdivision Filed Map No. Lot
2. State existing use and occupancy of premises a
a. Existing use and occupancy :tntended use and occupancy of proposed construction:
b. Intended use and occupancy 4�
( a
3. Nature of work(check which applicable): New Building Addition Alteration
Repair Removal Demolition Other Work AtAXI C,./�C_.' a
(Desc"iption)
4. stimated Cost Fee
(To be paid on filing this application)
5. If d lling, number of dwelling units Number of dwelling units on each floor
If gara number of cars
6. If business, co mercial or mixed occupancy, specify nature and extent of each type of use.
7. Dimensions of exis 'fig structures, if any: Front Rear Depth
Height Number of Stories
Dimensions of same str ture with alterations or additions: Front Rear
Depth Height Number of Stories
8. Dimensions of entire new constr tion: Front Rear Depth
Height mber of Stories
9. Size of lot: Front ar Depth
10. Date of Purchase Name f Former Owner
11. Zone or use district in which premises are situate
12. Does proposed construction violate any zoning law, o finance or regulation? YES NO
13. Will lot be re-graded? YES NO Will excess fill b removed from premises? YES NO
14. Names of Owner of premises Address Phone No.
Name of Architect Address Phone No
Name of Contractor Address Phone No.
15 a. Is this property within 100 feet of a tidal wetland or a freshwater wetla d? *YES NO
* IF YES, SOUTHOLD TOWN TRUSTEES &D.E.C. PERMITS MAY BE REQUIRED.
b. Is this property within 300 feet of a tidal wetland? * YES NO
IF YES, D.E.C. PERMITS MAY BE REQUIRED.
16. Provide survey, to scale,with accurate foundation plan and distances to property lines.
17. If elevation at any point on property is at 10 feet or below, must provide topographical data on survey.
18. Are there any covenants and restrictions with respect to this property? * YES NO
* IF YES, PROVIDE A COPY.
STATE OF NEW YORK)
SS:
COUNTY OF CVVV v
I \ 7 OCAAC4VI(fN being duly sworn, deposes and says that(s)he is the applicant
(Name of in ' i ual signing contract) above na ed, Notary Public,CO StD. of CH York ark
(S)He is the 0"alified in Suffolk G-nunly
(Contr ,ctor,Agent, Corporate Officer, etc.) Expires April 14.2
of said owner or owners, and is duly authorized to perform or have performed the said work and to make and file this application;
that all statements contained in this application are true to the best of his knowledge and belief, and that the work will be
performed in the manner set forth in the application filed therewith.
Sworn t before me thi 1
t �day of 20&K /
1
Notary Public re of Applicant
i
i
fel BUILDING DEPARTMENT-Electrical InspectPU
^g TOWN OF SOUTHOLD G i' 3 209
t
Town Hall Annex - 54375 Main Road - PO r r
Southold, New York 11971-09 A171-1
Telephone (631) 765-1802 FAX(631) 765-950 ' 0116
roger.�richert :town.soitthold;iiY:us
APPLICATION FOR ELECTRICAL INSPECTION
REQUESTED BY: 1 S _ Date: I �
Company Name: C.
_ A An
I-,LC
Name:
License No,: /p\ email: (1 do kA s c� rS !1 v/,ts
NOW ess: � (v c �S �.•_ro:.__..
Phone No: j, O 143
JOB SITE INFORMATION: (All Information Required)
Name: r �_l�SA00A-0
Address: j \ _ A-
Cross Street: Aki, _ -
Phone No.: C 1413 -
Bldg.Permit#: �_ -�j_ _ email Lkwa Czft n - `' .. Cif
Tax Map_District: 1060' Section: C7U Block: Q Lot: 2,
BRIEF DESCRIPTION OF WORK(Please Print Clearly) AAA Cc,nk-r.-J ►- n\r
Circle All That Apply:
Is job ready for inspection?: YES / NO Rough In Final
Do you need a Temp Certificate?: YES/ NO Issued On .
Temp Information: r (All information required)
Ser\460�Size 1 Ph 3 Ph Size: A #Meters . _ Old Meter#
New Service- Fire Reconnect- Flood Reconnect-Service Reconnected -Underground -Overhead
#,Underground Laterals, 1 2 H Frame Pole Work done on Service?_ Y N
Additional Information: -
-- - PAYMENT'DUE WITH APPLICATION _
82-Request for Inspection FormAs
5vf�vlk Ca�.rf�Tax Mah G1Qsigl�Nor'T: -
Diel:toxo. 5ec+.cv.ol, ftl.as,
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TITLE CG}A r,CC:1;J,.«ti•ht,xlm.,&Y AILS •-" .' '
LINDDdG i. r:15:, ++ Z. h-4:0N,AND
TO laJ1i5sG.,:::::F;t.::s3:D1; DrSTI•
TUTIO}c GU,4.ATii` A:S NOT TRAnS/EAAILI G 4"
•' TO ADDTTIOf AL INS kLN$OR WMKK W _ ."�'' •.
C�
AP RO ED AS NOTED
DATE: B'P.
FEE: 6� BY:
NOTIFY BULDING DEPARTMENTAf
765-1802 8 AM TO 4 PM FOR THE
FOLLOWING INSPECTIONS:
1. FOUNDATION - TWO REQUIRED
FOR POURED CONCRETE
2., ROUGH - FRAMING & PLUMBING
3. INSULATION
4. FINAL - CONSTRUCTION MUST
BE COMPLETE FOP C.O.
ALL CONSTRUCTION SHALL MEET THE
REQUIREMENTS OF THE CODES OF NEW
YORK STATE. NOT RESPONSIBLE FOR
DESIGN OR CONSTRUCTION ERRORS.
COMPLY WITH ALL CODES OF
NEW YORK STATE & TOWN CODES
AS REQUIRED AND CONDITIONS OF
�Otlfii�6t�6�f�-P�A�Hd11�1�4RD
`S9d�191.9�8V�fd-TES
OCCUPANCY OR
USE IS UNLAWFUL
WITHOUT CERTIFICATE
OF OCCUPANCY
ELECTRICAL
INSPECTION REQUIRED
AWARNING:
RECOGNIZE THIS SYMBOL
AS AN INDICATION OF
IMPORTANT SAFETY,
INFORMATION
AWARNING AIR COOLED
THESE INSTRUCTIONS CO N D ENS I N G U N ITS
ARE INTENDED AS AN AID
TO QUALIFIED, LICENSED
SERVICE PERSONNEL FOR
PROPER INSTALLATION, INSTALLATION INSTRU (TIONS
ADJUSTMENT,'AND
'OPERATION' OF THIS
UNIT.•READTHESE RA13, RA14 & RA16 MODEL SERIES -
-INSTRUCTIONS
THOROUGHLY 13, 14 & 16 SEER
BEFORE ATTEMPTING '
INSTALLATION OR
OPERATION. FAILURE- FEATURING INDUSTRY STANDARD
TO'FOLLOW THESE
,INSTRUCTIONS MAY R-410A REFRIGERANT,*.g
RESULT IN'IMPROPER
INSTALLATION,
ADJUSTMENT, SERVICE,
OR MAINTENANCE
POSSIBLY RESULTING IN '
FIRE, ELECTRICAL SHOCK,
PROPERTY DAMAGE,
PERSONAL INJURY,_OR
DEATH.
Do not destroy this manual.
Please read_carefully
and keep in a safe place
for future reference ,by a
serviceman.
MRS oE. b
[]indicates metric conversions �+ US � .� E
92-104921-09-01 (2/15) Printed in USA l� p L .7
cmra.wmx ��
(ONTENTS
Important , Start-Up......................................................28-32
SafetyInformation.............................................3 Start-Up......................................................................28
General Information........................................4-7 Checking Airflow........................................................28
Checking Product Received 4 Evacuation'Procedure............................................... 29
Application 4 Final Leak Testing.......................................................29
Electrical and Physical Data.........................................5 Checking
Specifications................................................:..............7 Refrigerant Charge......................................30-32
Proper Installation........................................................7 Charging Units
Installation....................................................8-25 With R-41 OA Refrigerant............................................30
Choosing a Location........................................8-9 Confirm ID Airflow
and Coils Are Clean ...................................................30
Operational Issues........................................................8 Measurement Device Setup.................:.....................30
Corrosive Environment.................................................8 Charging by Weight....................................................30
For Units With Gross Charging by Pressures....................................31
Space Limitations.........................................................9 Final Charge by Subcooling.......................................31
Customer Satisfaction Issues......................................9 Finishing Up Installation..............................................32
Unit Mounting. .............................................................9 Components and Controls..........................33-34
Factory-Preferred Compressor
Tie-Down Method.........................................................9 Crankcase Heat CCH 33
Tools and Refrigerant......................................10 High- and Low-Pressure
Tools Required for Installing and Controls (HPC and LPC)....................................33
Servicing R-410A Models..........................................10
Specifications of R-410A...........................................10 Hard-Start Components....................................34
Quick-Reference Accessories.....................................................34
Guide for R-410A.......................................................10 Time-Delay Control....................................................34
Replacement Units...........................................11 Hard Start Components.............................................34
Low Ambient Control (LAC).......................................34
Indoor Coil........................................................11 '
Location......................................................................11 Diagnostics.................................................35-43
InterconnectingTubing 11-25 Cooling Mechanical
g................................
Vapor and Liquid Lines � '11
Checks Flowchart ..............................36
General Troubleshooting Chart ...37
...............................
Maximum Length Lines..........................................11 Service Analyzer Charts.......................................38-42
Outdoor Unit Installed Cooling/Heating Tips..................................................43
Above or Below Indoor Coil.................................14-16 Wiring Diagrams.........................................44-45
Tubing Installation................................................17-22
Tubing Connections.............................................24-25
LeakTesting...............................................................25
Wiring.........................................................26-27
ControlWiring ............................................................26
Conventional 24 VAC
Thermostat Control Wiring.........................................26
Thermostat Wiring Diagrams ...............................26-27
PowerWiring........:.....................................................27
Grounding...................................................................27
2
IMPORTANT SAFETY INFORMATION
®WARNINGS: ACAUTIONS:
•These instructions are intended as an aid to • R-41 OA systems operate at approximately 60% _
qualified, licensed service personnel for proper higher pressures (1.6 times)than R-22 systems. Do
installation, adjustment, and operation of this not use R-22 service equipment or components on
unit. Read these instructions thoroughly before R-41 OA equipment. Use appropriate care when using
attempting installation or operation. Failure to this refrigerant. Failure to exercise care may result in
follow these instructions may result in improper equipment damage or personal injury.
installation,adjustment,service,or maintenance •Only match this outdoor unit with a matched indoor
possibly resulting in fire,electrical shock, coil or air handler approved for use with this outdoor
property damage, personal injury,or death. unit per the unit manufacturer's specification sheet.
•The unit must be permanently grounded. Failure The use of unmatched coils or air handler will likely
to do so can cause electrical shock resulting in result in a charge imbalance between the cooling
severe personal injury or death. and heating modes which can cause unsatisfactory
•Turn off electric power at the fuse box or service operation including a high-pressure switch lockout
panel before making any,electrical connections. condition.
•Complete the ground connection before making °Only use indoor coils approved for use on R-41 OA
line voltage connections. Failure to do so can systems.An R-22 coil will have a TXV or fixed
result in electrical shock,severe personal injury, restrictor device that is not designed to operate
or death. properly in an R-410A system and will result in
• Disconnect all power to unit before starting serious operational issues.The R-22 coil could also
maintenance. Failure to do so can cause contain mineral oil which is incompatible with the
electrical shock resulting in severe personal POE oil used in R-410A systems and could result in
injury or death.
reliability issues with the compressor and TXVs.
• Never assume the unit is properly wired and/or •When coil is installed over a finished ceiling and/or
grounded.Always test the unit cabinet with a living area, it is required that a secondary sheet metal
noncontact voltage detector available at most condensate pan be constructed and installed under
electrical supply houses or home centers before the entire unit. Failure to do so can result in property
removing access panels or coming into contact damage.
with the unit cabinet. •The compressor has an internal overload protector.
•Do not use oxygen to purge lines or pressurize Under some conditions, it can take up to 2 hours for
system for leak test.Oxygen reacts violently with this overload to reset. Make sure overload has had
oil,which can cause an explosion resulting in time to reset before condemning the compressor.
severe personal injury or death.
•The top of the scroll compressor shell is hot.
Touching the compressor top may result in serious
personal injury.
•The manufacturer's warranty does not cover
any damage or defect to the unit caused by the
attachment or use of any components, accessories,
or devices (other than those authorized by the
manufacturer) into, onto, or in conjunction with
the heat pump. You should be aware that the
use of unauthorized components,accessories,
or devices may adversely affect the operation
of the heat pump and may also endanger life
and property.The manufacturer disclaims any
responsibility for such loss or injury resulting
from the use of such unauthorized components,
accessories, or devices.
3
GENERAL INFORMATION
,&WARNING: Application
Improper installation,or installation not made in Before specifying any air conditioning equipment,
accordance with these instructions,can result a surrey of the structure and a heat gain
in unsatisfactory operation and/or dangerous calculation must be made.A cooling heat gain
conditions and can cause the related warranty calculation determines the amount of heat needed
not to apply. to be removed. A heat gain calculation also
The condensing unit is designed to operate with calculates the extra heat load caused by sunlight
standard 24 VAC thermostats and air handlers or and by humidity removal.These factors must be
_ gas furnaces. considered before selecting an air conditioning
This installation instruction manual contains system to provide year-round comfort. The Air
complete instructions for installation and setup Conditioning Contractors of America(ACCA)
using conventional 24 VAC controls. Please refer J Manual method of load calculation is one
to the manufacturer's specification sheets for recognized procedure for determining the heating
complete performance data,thermostat, and and cooling load.
accessory listings. After the proper equipment combination has
been selected, satisfying both sensible and
The information contained in this manual has
been prepared to assist in the proper installation, latent requirements, the system must be properly
operation, and maintenance of the air conditioning installed. Only then can the unit provide the
comfort it was designed to provide.
system.
There are several factors that installers must
Read this manual and any instructions packaged
consider.
with separate equipment required to make up the
system prior to installation. Homeowner should a Outdoor unit location
retain this manual for future reference. a Indoor unit blower speed and airflow
To achieve optimum efficiency and capacity, *'Proper equipment evacuation
the matching indoor cooling coils listed in the -Supply and return air duct design and sizing
manufacturer's specification sheet should be used. - Refrigerant charge
Checking Product Received a System air balancing
Upon receiving unit, inspect it for any shipping a Diffuser and return air grille location and sizing
damage. Claims for damage, either apparent or
concealed, should be filed immediately with the
shipping company. Check model number,electrical
characteristics,and accessories to determine if they
are correct. Check system components(indoor coil,
outdoor unit, air handler/furnace, etc.)to make sure
they are properly matched.
4
GENERAL INFORMATION
* Electrical and Physical Data
RA13
ELECTRICAL PHYSICAL
Compressor Fan Fuse or HACK Outdoor Cod Refrig. Weight
Model Motor Minimum Circuit Breaker Per
Number Voltage Phase Freq Rated Load Lacked Rotor Full Circuit Face t Net
Amperes Amperes Load Ampacity Maximum Minimum Area No. CFM Circ CircuiLbs Shipping
Amperes Amperes Amperes Amperes Sq.Ft. Rows [US] Lbs.[kg]
(RLA) (LRA)
(FLA) [1719191 [kg]
RA1318AJ1NA 208-230 1 60 9.7/97 46,0 0.70 13/13 20/20 20/20 5 9[0 55] 1 2038[962] 50[1417] 120154A] 12715761
RA1324A11NA 208-230 1 60 112/112 608 070 15/15 25125 20/20 9 06[0 84] 1 2325[1097] 60117011 122[55,3] 1 129[58 5]
RA1330AJ1 NA 208-230 1 60 12,8112 8 640 1,30 18/18 30/30 25/25 9.06[0 84] 1 2796[1320] 72[2041] 133[60 31 140[63 51 _
RA1336AJ1 NA 208-230 1 60 15 4/15 4 839 1.30 21/21 35/35 25/25 12.15 113 1 2898 1368 86 2438 143 64.9 150 68 0
RA1342AJ1 NA 208-230 1 60 17 9/17 9 1120 0.70 24124 40/40 30/30 14.18[132] 1 2466 1164 105(29M 166 5,3 173 V8
RA1348AJlNA 208-230 1 60 2181218 1170 130 29/29 50/50 35/35 1482 138 1 2652 1252 106 1300q 175 F94 182 82,6
RA1360AJINA 208-230 1 60 26 4/26 4 1340 1,20 35/35 60/60 45/45 18.84[1 7q 1 3868[1825) 148[41961 185[83 9] 192[87.1]
RA1336AC1 NB 208-230 3 60 9.0/90 710 060 12112 20/20 15/15 14 82[138] 1 3104[1464] 106[3005] 171[/7 6] 1781801
RA1342AC1 NB 208-230 3 60 13 2113 2 880 1.00 18/18 30/30 25/25 1615[15] 1 3954[1866] 113[32031 207[93 9] 214[97.1]
RA1348AC1 NB 208-230 3 60 131/131 831 1.00 18/18 30/30 25/25 18 84[179 1 4264[2012] 129[3657] 221[1002] 228[103 41
RA1360ACl NB 208-230 3 60 159 110.0 1.00 21/21 35135 25/25 21.54[2.00] 1 4139[1953] 156(4423] 237[107.5] 244[1101
RA1336AD1NB 460 3 60 5.815,8 380 0,50 8/8 15115 15/15 1482 138 1 3104 1464 106[30051 171 V7 q 178 80
RA1342AD1NB 460 3 60 6.0/6.0 44,0 030 818 15115 15/15 16.15[1.51 1 3954[186q 113132031 201 93 91 214 971
RA134801 NB 460 3 60 62/62 41.0 060 919 15/15 15/15 18.84[1 7q 1 4264[2012] 1291365T 221[100 2] 228 103 4
RA1360AD1NB 460 3 60 7,8178 52,0 050 11/11 15/15 15/15 21.54[200] 1 4139[1953] 156[4423] 237[10751 244[110 1
RA134BAYl NB 575 3 60 48/48 33.0 0 60 919 15/15 15115 18 84[1.75J 1 4264[2012] 129[3657] 221[100,2] 228[103 41
RA1360AYINB 575 3 60 57157 389 060 10/10 15115 15/15 2154[2 00] 1 4139[1953] 156[4423] 23711079 244[1101
RA14
ELECTRICAL PHYSICAL
Compressor Fan Fuse or HACH Outdoor Cod Refrig. Weight
Mode[ Motor Minimum Circuit Breaker Per
Voltage Phase Freq Full Circuit Face
Number Rated Load Locked Rotor Circuit Net
Amperes Amperes Load Ampacity Maximum Minimum Area No. CFM oz Lbs Shi�g]g
(RLA) (LRA) Amperes Amperes Amperes Amperes Sq.Ft. Rows [Us] (oz.) Lbs
(FLA) [m�] [9] [kg]
RA1418AJINA 208-230 1 60 9.7/97 460 0.60 13/13 20120 20/20 9 06[0 841 1 2225[1050] 68[1928] 136[61.7] 143[64 9]
RA1424AJl NA 208-230 1 60 11.21112 60.8 0.70 15/15 25/25 20/20 11 14[103] 1 2505[1182] 72(2041] 141[64 01 148[671]
RA1430AJINA 208-230 1 60 12 8112 8 640 070 17117 1 25125 20/20 12,15[1.13] 1 2605[1229] 87124661 151[68,5] 158[717]
RA1436A11NA 208-230 1 60 141/141 77.0 060 19/19 30130 25/25 1482[1381 1 3104 1464 106 300 171 F77.61 178[80.71
RA1442AJ1NA 208-230 1 60 179/179 1120 100 24/24 40/40 30/30 1615[151 1 3954[166 119 3374 207 93.9 214 97.1
RA1448AJ1NA 208.230 1 60 19.9/19.9 1090 100 26/26 45145 35/35 18.84[1751 1 4264[2012] 129 365 2211100 2228 103.4
RA1460AJlNA 208-230 1 60 2371237 1525 1,00 31/31 50/50 40/40 2154[2 001 1 4139[1953] 162[45931 237[107 q 244[110 7]
M1436ACINB 208-230 3 60 9 019 0 710 060 12112 20/20 15/15 1482[138] 1 3104[1464] 106[300q 171[77 61 178[807]
RA1442ACl NB 208-230 3 60 13 2113 2 880 1.00 18118 30/30 25/25 1615[15] 1 3954[1866] 119[3374] 207[93 91 214[97.1]
RA144MCI NB 208-230 3 60 131/131 83.1 1.00 18/18 30/30 25/25 18 84[1.75] 1 4264[2012] 129[3657] 221[100 2] 228[103,4]
RA1460AGl NB 208-230 3 60 159 1100 1.00 21/21 35/35 25/25 21.54[2 00] 1 4139[1953] 162[45931 23711079 24411101
M1436ADlNB 460 3 60 5615,6 38.0 0.50 8/8 15115 15115 1482[1381 1 3104 1464 106[300q 171 V7 61 178 80,
RA1442ADl NB 460 3 60 6 016 0 440 060 9/9 15/15 15/15 16.15[1 5] 1 3954[1866] 119[3374] 201 93 91 214 971
AA1448AD1 NB 460 3 60 6.116.1 41.0 0.60 9/9 15/15 15/15 18 84[1 7q 1 4264[2012] 1 129[3657] 221[100 2] 228 103
244[1107]
RA1460AD1 NB 460 3 60 7.1171 520 050 10110 15/15 15115 21,54[2 00] 1 4139[1953] 162[4593] 237[107,5]
5
C— `�-
GEINUAL INFORMATION
Electrical and Physical Data ® cont.
M16
ELECTRICAL PHYSICAL
Compressor Fan Fuse or HACR Outdoor Cod Refrig, weight
Model Motor Minimum Circuit Breaker Per
Number Voltage Phase Freq Rated Load Locked Rotor Full Circuit Face circuit Net
Amperes Amperes Load Ampacity Maximum Minimum Area No. CFM oz Lbs. Shipping
(R�) [L�) Amperes
Amperes Amperes Amperes Sq.Ft. No.
[L/s] ([g]) [kg] Lbs.[kg]
(FLA) [ 1
RA1618AJl NA 208-230 1 60 9 0/9 0 47.5 0.70 12/12 20/20 15/15 1215[1.13] 1 24 04[1135] 82[2325] 140[63 5] 147[66 7]
RA1624AJlKA 208-230 1 60 103/103 61,6 060 14/14 20/20 20/20 1482[1,38] 1 1 3851[18q 87[24661 142[644] 1 149[67.6]
RA1630AJl NA 208-230 1 60 128/12.8 673 140 18/18 30/30 25/25 1615[1.50] 1 3914[1847] 113[3203] 153[69 4] 1 160[72 6]
RA1636AJI NA 208-230 1 60 15.4/15.4 839 280 23/23 35/35 30/30 18 85[1 7q 1 4340 2048 106 108 170 .1 177 80 3
RA1642AA NA 208-230 1 60 167/16.7 1090 3 50 25/25 40/40 30/30 24 23 2 25] 1 4450[2100] 150 4252 205[93 0] 212 96 2
RA1648AII NA 208-230 1 60 17.0/170 1239 350 23/23 40/40 30/30 28 27[2.631 1 4658[21981 174[4933] 225 1021] 232 1052]
RA1660A11 NA 208-230 1 60 23 7/23 7 1525 350 34/34 50/50 40/40 32 31[3 00] 1 4776[2254] 201[5698] 240[108 91 247[112 0]
RA1660BJlNA 208-230 1 60 237/23.7 1525 350 34/34 50/50 40/40 60.58 .631 2 5124 2418 308 8732 250 1134 257 116.6
RA1636ACI NB 208-230 3 60 104110.4 839 350 16/16 25/25 20/20 18 85[1.75] 1 430[203] 108[3062] 170 V7 1] 177[80.3]
RA1642ACI NB 208-230 3 60 TBD/fBD 1120 3.50 25125 40/40 30/30 24 23[2 251 1 4450[21001 150[42521 205[93 01 212[96.21
RA1648AC1 NB 208-230 3 60 13 6/13 6 117.0 350 18/18 30/30 25/25 28 27[2 631 1 4658[2198] 174[4933] 225[102 11 232[105 2]
RA1660AC1 NB 208-230 3 60 15 9/15 9 134.0 350 24/24 35/35 30/30 32 31[3 00] 1 4776[22K 201[58981 250[113 41 257[116 6]
UNIT MODEL NUMBER EXPLANATION
RA1324A J 1 NA
MINOR SERIES
E
ILTNYPNON-COMM
TYPE
1-SINGLE STAGE
VOLTAGE
J =1 PH,208-230/60
C=3 PH,208-230/60
D=3 PH,460/60
Y=3 PH,575/60
MAJOR SERIES
CAPACITY
18=18,000 BTU/HR[5 28 kW]
24=24,000 BTU/HR[7 03 kVV]
30=30,000 BTU/HR[8 79 kVV]
36=36,000 BTU/HR[10 55 kVV]
42=42,000 BTU/HR[12 31 kW
48=48,000 BTU/HR[14 07 kW]
60=60,000 BTU/HR[17 58 k
SEER
CONDENSER
BRAND
DIMENSIONAL DATA
RA13 18,36 24, 30 42 48 60
Height"H" inches[mm] 27 [686] 25 [635] 27 [686] 27 [686] 31 [787]
Length"L" inches mm] 29.75[7561 29.75 r7561 33.75 [8571 33.75 f8571 35.75 f9081
Width "Winches [mm] 129.75 [756] 29.75 [75611 29.75 [756] 33.75 [857] 33.75 [857]
6
GENERAL INFORMATION
O' Specifications
RA14 18,24 30 36,42 48 60
Height"H"inches[mm] 25[635] 27[686] 27[686) 31 [787] 31 [787]
Length "L" inches mm 29.75[7561 29.75[7561 33.75 857 33.75[8571 35.75 908
Width"Winches[mm] 29.75[756] 29.75[756] 33.75[857) 33.75[857] 35.75[908]
RA16 18 24 30 36 42 48 60
Height"H" inches[mm] 27[686] 27 [686] 27 [686) 31 [787] 39 [991] 45[1143] 51 [1295]
Length"L"inches mm 29.75 756 33.75 857 35.75[9081 35.75 r9081,35.75 r9081,35.75 l`9081 35.75 908
Width"Winches[mm] 129.75[756] 29.75[756] 33.75[857) 33.75[857] 35.75 [908] 35.75 [908] 35.75 [908]
Proper Installation JL60W 60"[1524mm]OF
Proper sizing and installation of this equipment is of CLEARANCE
critical to achieve optimal performance. Use the
information in this Installation Instruction Manual W,
and reference the applicable manufacturer's
specification sheet when installing this product. H
M PORTANT: This product has been
designed and manufactured to meet ENERGY E
STAR criteria for energy efficiency when matched
with appropriate indoor components. However,
proper refrigerant charge and proper airflow are
critical to achieve rated capacity and efficiency.
Installation of this product should follow the "H"
manufacturer's refrigerant charging and airflow
instructions. Failure to confirm proper charge SERVICE PANELS/
and airflow may reduce energy efficiency and INLET CONNECTIONS/
shorten equipment life. HIGH&LOW VOLTAGE
ACCESS ALLOW
24Y[610 mm]OF
CLEARANCE
MATCH ALL COMPONENTS: AIR INLET LOUVERS ALLOW
• OUTDOOR UNIT 6"[152 mm]OF CLEARANCE ALL SIDES sr-A1226-02-00
• INDOOR COIL 12"[305 mm]RECOMMENDED
• INDOOR AIR HANDLERNURNACE
• REFRIGERANT LINES
• INDOOR THERMOSTAT
INSTALLATION
Choosing a Location
IMPORTANT.- Consult local and Corrosive Environment
national building codes and ordinances for special The metal parts of this unit may be subject to
installation requirements. Following location rust or deterioration if exposed to a corrosive
information will provide longer life and simplified environment.This oxidation could shorten the
servicing of the outdoor unit. equipment's useful life.
NOTICE: These units must be installed Corrosive elements include, but are not limited to,
outdoors. No ductwork can be attached, or salt spray,fog or mist in seacoast areas,sulphur or
other modifications made, to the discharge grille. chlorine from lawn watering systems, and various
Modifications will affect performance or operation. chemical contaminants from industries such as
paper mills and petroleum refineries.
Operational Issues If the unit is to be installed in an area where
contaminants are likely to be a problem, special
IMPORTANT: Locate the unit attention should be given to the equipment
in a manner that will not prevent, impair, or location and exposure.
compromise the performance of other equipment .Avoid having lawn sprinkler heads spray directly
installed in proximity to the unit. Maintain all on the unit cabinet.
required minimum distances to gas and electric . In coastal areas, locate the unit on the side of
meters, dryer vents, and exhaust and inlet the building away from the waterfront.
openings. In the absence of national codes or
manufacturers' recommendations, local code • Shielding provided by a fence or shrubs may
recommendations and requirements will take give some protection, but cannot violate
precedence. minimum airflow and service access clearances.
• Refrigerant piping and wiring should be properly • Elevating the unit off its slab or base enough to
sized and kept as short as possible to avoid allow air circulation will help avoid holding water
capacity losses and increased operating costs. against the base pan.
• Locate the unit where water runoff will not create AWARNING: Disconnect all power
a problem with the equipment. Position the unit to unit before starting maintenance. Failure to do
away from the drip edge of the roof whenever so can cause electrical shock resulting in severe
possible. Units are weatherized, but can be personal injury or death.
affected by the following: Regular maintenance will reduce the buildup of
• Water pouring into the unit from the junction contaminants and help to protect the unit's finish.
of rooflines, without protective guttering. . Frequent washing of the cabinet, fan'blade, and
Large volumes of water entering the unit while coil with fresh water will remove most of the salt
in operation can impact fan blade or motor
life, and coil damage may occur if moisture or other contaminants that build up on the unit.
cannot drain from the unit under freezing • Regular cleaning and waxing of the cabinet with
conditions. a good automobile polish will provide some
• Closely follow the clearance recommendations protection.
on page 8. •A good liquid cleaner may be used several times
• 24" [61.0 cm]to the service panel access a year to remove matter that will not wash off
with water.
• 60" [152.4 cm] above fan discharge (unit top)
to prevent recirculation
• 6" [15.2 cm]to coil grille air inlets
with 12" [30.5 cm] minimum recommended
8
INSTALLATION
Choosing a Location (cont.)
For Units With Space • If installing a unit on a flat roof, use 4" x 4"
Limitations [10.2 cm x 10.2 cm] or equivalent stringers
positioned to distribute unit weight evenly and
In the event that a space limitation exists, we will prevent noise and vibration.
permit the following clearances:
Single-Unit Applications: Side clearances below 6"
[15.2 cm] will reduce unit capacity and efficiency. Factory-Preferred Tie-Down
Do not reduce the 60" [152.4 cm] discharge or the Method for High Wind or
24" [61.0 cm] service clearances. Seismic Loads
Multiple-Unit Applications: When multiple
condenser grille sides are aligned, a 6" [15.2 IMPORTANT.- The manufacturer-
cm] per unit side clearance is recommended for approved/recommended method is a guide to
a total of 12" [30.5 cm] between two units. Two securing equipment for wind and seismic loads.
combined clearances below 12" [30.5 cm] will Other methods might provide the same result, but o
reduce capacity and efficiency. Do not reduce the the manufacturer method is the only one endorsed
60" [152.4 cm] discharge or 24" [61.0 cm] service by the manufacturer for securing equipment where
clearances. wind or earthquake damage can occur.Additional
information is available in the PTS(Product
Technical Support)section of the manufacturer's
O Web sites MyRheem.com or MyRuud.com and
ALLOW60,1524m 1 can be found as a listing under each outdoor
,TM.(305,)W(305,)WOF CLEARANCE model. If you do not have access to this site, your
]610 MM]
RECOMMENDED
f l distributor can offer assistance.
AIR INLET LOOVERSALLOW
T1152-]K.OF
CLEARANCEALLSIOES
11]305m 1RECOMMENOED
SERVICE PANEL51
INLETCONNECTIONS
/HIGH 8 LOW
VOLTAGEACCESS
ALLOW2i]8101 m]OF ST-A1226-04-00
C EARANCE
Customer Satisfaction Issues
•The unit should be located away from the living,
sleeping, and recreational spaces of the owner
and those spaces on adjoining property.
•To prevent noise transmission, the mounting pad
for the outdoor unit should not be connected to
the structure and should be located a sufficient
distance above grade to prevent ground water
from entering the unit.
Unit Mounting
®WARNING: Secure an elevated unit
and its elevating stand in order to prevent tipping.
Failure to do so may result in severe personal
injury or death.
9
INSTALLATION
Tools and Refrigerant
Tools Required for Installing Pressure: The pressure of R-410A is
and Servicing R-410A Models approximately 60% (1.6 times) greater than
g R-22. Recovery and recycle equipment, pumps,
Manifold Sets: hoses, and the like must have design pressure
-Up to 800 PSIG High-Side ratings appropriate for R-41 OA.Manifold sets
-Up to 250 PSIG Low-Side need to range up to 800 psig high-side and 250
psig low-side with a 550 psig low-side retard.
-550 PSIG Low-Side Retard Hoses need to have a service pressure rating of
Manifold Hoses: 800 psig. Recovery cylinders need to have a 400
-Service Pressure Rating of 800 PSIG psig service pressure rating, DOT 4BA400 or DOT
Recovery Cylinders: BW400.
-400 PSIG Pressure Rating Combustibility:At pressures above 1
atmosphere, a mixture of R-41 OA and air can
-Dept. of Transportation 4BA400 or BW400 become combustible. R-410A and air should
never be mixed in tanks or supply lines or
Ambient and Tube
Thermometers Crescent Wrench be allowed to accumulate in storage tanks.
�
2u ---,® Leak checking should never be done with a
Oho mixture of R-410A and air. Leak-checking can
Allen Wrench be performed safely with nitrogen or a mixture of
R-41 OA and nitrogen.
LGauge
- Quick-Reference Guide For
o,sR-410A
Brazing Recovery a R-41 OA refrigerant operates at approximately
Rods cylinder 60% higher pressure(1.6 times)than R-22.
I
Ensure that servicing equipment is designed to
operate with R-41 OA.
- R-41 OA refrigerant cylinders are light rose in
color.
- R-41 OA, as with other HFCs, is only compatible
with POE oils.
® ® - Vacuum pumps will not remove moisture from
® ` POE oil used in R-41 OA systems.
Torch Reclaimer Nitrogen a R-41 OA systems are to be charged with liquid
refrigerants. Prior to March 1999, R-41 OA
®CAUTION: R-410A systems operate refrigerant cylinders had a dip tube.These
at higher pressures than R-22 systems. Do not cylinders should be kept upright for equipment
use R-22 service equipment or components on charging. Post-March 1999 cylinders do not
R-41 OA equipment. have a dip tube and should be inverted to ensure
liquid charging of the equipment.
Specifications of R-410A a Do not install a suction line filter drier in the
.
line
Application: R-410A is not a drop-in a A liquid d line approved biflow liquid line filter drier
replacement for R-22. Equipment designs must is shipped with every unit and must be installed
accommodate its higher pressures. It cannot be in the liquid line at the time of installation. Only
retrofitted into R-22 heat pumps. manufacturer-approved liquid line filter driers can
Physical Properties: R-41 OA has an atmospheric be used.These are Sporlan (CW083S) and Alco
boiling point of-62.9°F [-52.7°C] and its saturation (80K083S) driers.These filter driers are rated for
pressure at 77°F [25°C] is 224.5 psig. minimum working pressure of 600 psig.The filter
Composition: R-410A is a near-azeotropic drier will only have adequate moisture-holding
mixture of 50% by weight difluoromethane (HFC- capacity if the system is properly evacuated.
32) and 50% by weight pentafluoroethane(HFC- a Desiccant(drying agent) must be compatible for
125). POE oils and R-41 OA refrigerant.
10
INSTALLATION
Replacement Units
To prevent failure of a new unit, the existing line set IMPORTANT: When replacing an
must be correctly sized and cleaned or replaced. R-22 unit with an R-41 OA unit, either replace
Care must be exercised that the expansion device the line set or ensure that residual mineral oil is
is not plugged. For new and replacement units, a drained from existing lines, including oil trapped in
liquid line filter drier must be installed and refrigerant low spots.
tubing must be properly sized.Test the oil for acid. If
positive, a suction line filter drier is mandatory.'
Indoor Coil
ACAUTION: Only use evaporators The thermostatic expansion valve in the
approved for use on R-41 OA systems that are matching coil is specifically designed to operate
specifically matched with the outdoor unit per with R-410A. DO NOT use an R-22 TXV or
the manufacturer's specification sheets. Use evaporator. The existing evaporator must
of existing R-22 evaporators can introduce be replaced with the factory-specified TXV
mineral oil to the R-41 OA refrigerant,forming two evaporator specifically designed for R-410A.
different liquids and decreasing oil return to the Location
compressor.This can result in compressor failure. Do not install the indoor coil in the return duct
REFER TO INDOOR COIL MANUFACTURER'S system of a gas or oil furnace. Provide a service
INSTALLATION INSTRUCTIONS. inlet to the coil for inspection and cleaning. Keep
IMPORTANT: The manufacturer is not the coil pitched toward the drain connection.
responsible for the performance and operation of ®CAUTION: When coil is installed
a mismatched system or for a match listed with over a finished ceiling and/or living area, it is
another manufacturers coil. required that a secondary condensate pan be
installed under entire unit. Failure to do so can
result in property damage.
o-
Interconnecting Tubing
The purpose of this section is to specify the • 1/4"± .3 oz./foot[6.4 mm ±8.5 g/.30 m]
best construction/sizing practices for installing • 5/16" ±.4 oz./foot[7.9 mm ± 11.3 g/.30 m]
interconnection tubing between the indoor and •3/8" ± .6 oz./foot[9.5 mm± 17.0 g/.30 m]
outdoor unit. • 1/2" ± 1.2 oz./foot[12.7 mm±34.0 g/.30 m]
• 6 oz. Required factory supplied field installed
Refrigerant Level Adjustment filter dry
All units are factory-charged with R-410A Charge Adjustment=(Line Set(oz./ft.)x Total
refrigerant to cover 15 feet of standard size Length)-Factory Charge for Line Set
interconnecting liquid and vapor lines with a
required field installed filter drier.Adjustment of Example:A three ton condensing unit with factory
charge may be necessary even if the application
has exactly 15 feet of line set due to other installed 3/8" liquid service valve
installation variables such as pressure drop, requires 75 ft of line set with a liquid line diameter
vertical lift, and indoor coil size. For different of 1/2 .
lengths, adjust the charge as indicated below. Factory Charge for Line Set= 15ft x.6 oz. =9 oz.
adjust the charge as indicated below. Charge Adjustment=(1.2 oz.x 75 ft.)-9 oz. _
+81 oz.
11
INSTALLATION
Interconnecting Tubing (cont.)
Interconnecting Tubing and tubing length,fittings, vertical separation, acces-
Fitting Losses sories,and filter dryers.The table below references
different commonly used equivalent lengths.
Refrigerant tubing is measured in terms of actual
length and equivalent length.Actual length is used
for refrigerant charge applications. Equivalent
length takes into account pressure losses from
Table 1
Equivalent Length for Fittings(ft)
90°Short 90°Long
Line Size Radius Radius 45° Solenoid Check Site Filter
(in) Elbow Elbow Elbow Valve Valve Glass Dryer
3/8 1.3 0.8 0.3 6 4 0.4 6
1/2 1.4 0.9 0.4 9 5 0.6 6
5/8 1.5 1 0.5 12 6 0.8 6
3/4 1.9 1.3 0.6 14 7 0.9 6
7/8 1 2.3 1.5 1 0.7 1 15 1 8 1 6
1-1/8 1 2.7 1.8 1 0.9 1 22 1 12 1.5 6
Liquid Line Selection sure drop allowed for the liquid line is 50 PSI.The
The purpose of the liquid line is to transport warm procedure for selecting the proper liquid line is as
sub-cooled liquid refrigerant from the outdoor unit follows:
to the indoor unit. It is important not to allow the • Measure the total amount of vertical rise
refrigerant to flash any superheated vapor prior • Measure the total amount of liquid line needed
• Add all of the equivalent lengths associated with
to the expansion device of the indoor coil.The
any fittings or accessories using the table above.
flashing of refrigerant can occur for the following
• Add the total length and fitting pressure drop.
reasons:
�- This will equal your total equivalent length.
• Low refrigerant charge • Round-down the total equivalent length to the
• Improperly selected liquid line size closest value in Table 2.
• Absorption of heat prior to expansion device . Reference Table 2 to verify the round-down val-
• Excessive vertical rise between the condenser ue of the calculated equivalent length is compat-
and evaporator ible with the required vertical rise and diameter
Table 2 lists the equivalent length per 25 of liquid of liquid line.
line at various diameters up to 300 .The total pres-
r -
ote: Elevation is defined as the
ighest point of the line set to the
lowest
-.04
12
Rd
INSTALLATION
Interconnecting Tubing (cont.)
Example:A 3-Ton condensing unit is installed 50'
below the ID unit, requires a 75' of 1/2"diameter
liquid line, and 4 90° LR elbows.
• Fitting Equivalent Length (ft.)=4 x .9=3.6'
• Total Equivalent Length (ft.)=75'+3.6'=78.6'
e Rounded-down value(ft.)=75'
Liquid Line Size
R-410A liquid lime Elevation(Above or Below)Indoor Coil
System Sae Liquid line
--`
Cannact Sae(Inch
Capacity Size(Inch O D)[mm] Total Equivalent Length-Feet[m]
Model I D)[mm] 25[7 62] 1 50[15 24,61 772.2 86] 100[30 48] 1 125[45 721 1 150[45 721 1 175[53 341 1 200[60 961 1 225168581 1 250[76 20] 1 275[83 82] 300[91 44]
Maxlmum Vertical Separation-Feet[m]
1/4[6 35] 25 I7 621 *NIR IR NIR NIR NIR N/R NIR NIR NIR NIR NIR
5/16[7 94] 25[7 62] 5 24] 6 8 29] 45[13 721 35[10 671 20[6 1] 5[152] NIR &18
NIR N/R NIR
37 3/8°[9 53] 3/8[9 53J 25[7 62] 5 241
86] 80[24 381 80[24 381 75[22.86] 70[21,34] 65[19 811 55[16 76] 50(15 24J 45[13 72]7116[11 12] 25[7 62] 50[15 2 75 22 8 95[28 96] 90 2743] 90[27 43] 85[25 91J 85[25 91] 80[24 38J 80[24 38] 80[2438]112[12 71] 25 C7 621 50[152 75[22 95[28 96J 95[28 961 95[28 96] 95[28 96] 95[28 961 90[27 43] 90[27 43] 90[27 43]
(excerpt fromTable 2,page 16)
This application is acceptable because the 50'
vertical rise is less than the maximum rise of 75'for RA13 Name Plate Oil
this application.The application is also considered OD Model Compressor Charge(oz)
to have a long line set. Reference the long line set
section of the 1&0 for detail. RA1318AJ ZP14KAE-PFV-130 21
PA1318AJ ZP14K6E-PFC-130 21
Long Line Set Applications Alternate
Long line set applications are defined as ap- RA1324AJ ZP20KAE-PFV-130 21E-PFV-130 25
AJ ZP24K5 -
plications that require accessories or alternate RA133RA133oAJ ZP31 KE-PFV-130 25
construction methods.The following are special RA1342AJ ZP34K5E-PFV-130 42
considerations that need to be addressed when RA1348AJ ZP42K5E-PFV-130 42
installing a long line set application: RA1360AJ ZP51 K5E-PFV-130 42
• Additional refrigerant charge RA1336AC ZP31 K6E-TF5-130 25
• Fitting losses and maximum equivalent length RA1342AC ZP34K5E-TF5-130 42
considerations RA1348AC ZP42K5E-TF5-130 42
• Refrigerant migration during the off cycle RA1360AC ZP51K5E-TF5-130 42
• Oil return to the compressor RA1336AD ZP31K6E-TFD-130 25
• Capacity losses RA1342AD I ZP34K5E-TFD-130 42
• System oil level adjustment RA1348AD ZP42K5E-TFD-130 42
RA1360AD ZP51 K5E-TFD-130 42
Table 2 is used to determine if the application is RA1348AY ZP42K5E-TFE-130 42
considered to have a long line set.The region of RA1360AY ZP51 K5E-TFE-130 42
the chart that is shaded grey is considered to
be a long line set application. RA14 Name Plate Oil
OD Model Compressor Charge(oz)
Oil Level Adjustments forrRA1418AJ ZP14KAE-PFV-130 21
Long Line Set Applications RA1418AJ
Additional oil will need to be added for long line set Alternate ZP14K6E-PFC-130 21RA1424AJ ZP20KAE-PFV-130 21
applications. (Ref.Table 2). Below is the equation RA144AJ ZP24K5E-PFV-130 25
for the oil level adjustment and the compressor RA143AJ ZP24K5E-PFV-130 25
name plate oil charge for the different od units. RA1442AJ ZP34K53-PFV-130 42
Oil to be Added= [(Charge Adjustment+OD RA1448AJ ZP39K5E-PFV-130 42
Unit Name Plate Charge(oz.))x(0.022)-[(0.10) RA1460AJ ZP49K6E-PFV-130 42
x(Compressor Name Plate Oil Charge(oz.))] RA1436AC ZP31K6E-TF5-130 25
RA1442AC ZP34K5E-TF5-130 42
Example:An application requires 125ft of line set RA1448AC ZP42K5E-TF5-130 42
with a liquid line diameter of 3/8", Charge Adjust- RA1460AC ZP51 K5E-TF5-130 42
ment=52.4 oz., Name Plate Charge=107 oz., RA1436AD ZP31 K6E-TFD-130 25
Name Plate Oil Charge=25 oz., Oil to be Added= RA1442AD ZP34K5E-TFD-130 42
((52.4 oz.+107 oz.)x.022)—(.10 x 25 oz.)= 1.0 oz. RA1448AD ZP42K5E-TFD-130 42
RA1460AD ZP51 K5E-TFD-130 42
13
INSTALLATION
Interconnecting Tubing (cont.)
16AJ Name Plate Oil • The total amount of suction line needed
OD Model Compressor Charge (oz) ° Add all of the equivalent lengths associated with
any fittings or accessories using the table on
RA1618AJ ZP14K6E-PFV-130 21 previous page.
RA1624AJ ZP21 K6E-PFV-130 21 o Add the total length and fitting pressure drop.
RA1630AJ ZP24K6E-PFV-130 25 This will equal your total equivalent length.
RA1636AJ ZP31 K6E-PFV-130 25 ® Reference Table 2 to verify that the calculated
RA1642AJ ZP34K6E-PFV-130 42 equivalent length falls within the compatibility
RA1648AJ ZP38K6E-PFV-130 42 region of the chart.
RA1660AJ ZP49K6E-PFV-130 42 o Verify Table 3 to verify the capacity difference is
RA1660BJ ZP49K6E-PFV-130 42 compatible with the application.
RA1636AC ZP31 K6E-TF5-130 42
RA1642AC ZP34K6E-TF5-130 42 Refrigerant Migration During
RA1648AC ZP38K6E-TF5-130 42 off cycle
RA1660AC -ZP49K6E-TF5-130 42
Long line set applications can require a consider-
Suction Line Selection able amount of additional refrigerant.This addition-
al refrigerant needs to be managed throughout the
Purpose of the suction line is to return superheated entire ambient operating envelope that the system
vapor to the condensing unit from the evaporator. will go through during its life cycle. Off-Cycle mi-
Proper suction line sizing is important because it gration is where excess refrigerant condenses and
plays an important role in returning oil to the com- migrates to the lowest part of the system. Exces-
pressor to prevent potential damage to the bear- sive build-up of refrigerant at the compressor will
ings,valves,and scroll sets.Also, an improperly result in poor reliability and noisy operation during
sized suction line can dramatically reduce capacity startup.This section demonstrates the required
and performance of the system.The procedure for accessories and unit configuration for different ap-
selecting the proper suction line is as follows: plications.
OUTDOOR UNIT LEVEL OR NEAR LEVELTO INDOOR SECTION LINE SET
_ - - REFERENCE TABLE 2 FOR _
- = - - - MAXIMUM LENGTH LIMITATIONS
—..T;t
IDEALLY,LINE SET SLOPES AWAY
FROM OUTDOOR.VERIFY
SUB-COOLING PRIOR TO
THROTTLEING DEVICE,INSULATED
LIQUID LINE.
l ,
01'
14
INSTALLATION
Interconnecting Tubing (cont.)
For applications that are considered to have a long • Vapor line should slope toward the indoor unit
line set with the outdoor unit and indoor unit on the • Follow the proper line sizing, equivalent length,
same level the following is required: charging requirements,and oil level adjustments
• TXV or EEV on the indoor unit spelled out in this document and the outdoor
• Start components may be required depending units 1&0
upon quality of voltage • Verify at least 50F sub-cooling at the ID unit prior
• Crankcase heater to throttling device
• Insulated liquid and suction line
OUTDOOR UNIT BELOW INDOOR SECTION LINE SET
INVERTTRAP
EVEN WITH TOP
OFTHECOIL
INSULATE LIQUID
D
AND SUCTION
LINE
REFERENCE TABLE 2 FOR
MAXIMUM LENGTH LIMITATIONS
Figure 4 /
For applications that are considered to have a long • Follow the proper line sizing, equivalent length,
line set with the outdoor unit below the indoor unit charging requirements,and oil level adjustments
the following is required: spelled out in this document and the outdoor
• TXV or EEV at the IDunit units 1&0
• Crankcase heater • Measure pressure at the liquid line service valve
• Start components may be required depending and prior to expansion device.Verify that it is
upon quality of voltage not greater than 50 PSI
• Inverted vapor-line trap(Reference Figure 3) • For elevations greater that 25' can expect a
• Insulated liquid and suction line lower sub-cooling
15
INSTALLATION =
WInterconnecting Tubing (cont.) -
Outdoor Unit Above Indoor Unit
Insulated liquid and
All k 0.0000000
suction line Reference Table 2
for elevation
limitations
Verify sub-cooling prior
to throttling device,
,r—
TXV or EEV at indoor
evaporator
Figure 5
For applications that are considered to have a long • Follow the proper line sizing, equivalent length,
line set with the outdoor unit above the indoor unit charging requirements,and oil level adjustments
the following is required: spelled out in this document and the outdoor
• TXV at the indoor unit units 1&0
• Crankcase heater • Verify at least 5°F sub-cooling at the ID unit prior
• Start components maybe required depending to throttling device
upon quality of voltage
• Insulated liquid and suction line
16
Tubing
INSTALLATION
' Interconnecting Tubing
Liquid Line Size
Liquid Line Size Liquid Line Size Elevation Above or Below Indoor Coil
R-410A System Connection (Inch O D)
Capacity Madel Size(Inch I D) [mm] Total Equivalent Length-Feet[m]
[mm] 25[7.62] 50[15 24] 75[22 86] 1 100[30 48] 125[45 72] 1 150[45 72] 1 175[53 341 200[60 96] 225[68 581 250[76 201 275[83 82] 300[91 44]
Maximum Vertical Separation-Feet[m]
1/4 6 35 25 7621 50 15 24 65 rl9 811 50 15 24 40 1219 2517621 10[3051 NIR NIR N/R N/R NIR
5/16[7 94] 25[7 62] 50[15 24] 75[22 86] 95[28 961 90[27 431 90[27 431 85[25 91] 80 124 38] 75[22 86] 75[22 86] 70[21 341 65[19 81]
18 3/8-[9 531 3/8[9 53] 25[7 62] 5011524 75[22 861 100 130 48] 105[32] 100[30 48] 100[30 48] 100[30 481 ,100[30 481 95[28 961 95[28 961 95[28 96]
7/16[11.12] 25[7 621 50[15 241 75[22 861 100[30 48] 105[32] 105[32] 105[32] 105[32] 105[32] 1051321 105[32] 105[32]
112[12 71] 25[7 62] 50[15 24] 75 122 86] 100[30 48] 110133533 110[33 531 110[33 531 110[33.53] 105[32] -1051321 105[32] 105[32]
1/4 6.35 25 17 62 50 15 24 35 10 67 10 3 05 N/R NIR NIR NIR NIR NIR NIR NIR
5/16[7 941 25[7 62] 50[15 241 75[22 86] 85[25 91] 75[22 86] 70[21 34] 65[19 81] 55[16 76] 50[15 241 45[13 721- 40[12 19] 30[9 141
24 318"[9 53] 3/8[9.53] 25[7 62] 50[15 24] 75[22 86] 100[30 48] 100[30 48] 95[28 96] 95128 96] 90[27 43] 90[27.43] 85[25 911 85[25.9-11 80[24 381
7/16[11 121 25[7 62] 50[15 24] 75[22.86] 100[30 48] 105[32] 105[32] 100[30 48] 100 130 48] 100[30 48] 100[30.48] . 100[30 48] - 95,[28 961
1/2[12 71] 25[7 62] 50[15 24] 75[22 861 '100[30 48] 105[32] 105[32] 105[32] 105[32] -105[32] 105[32] 105[32] 105[32]
1/4 6 351 25 621 25 62 N/R NIR NIR N/R NIR NIR NIR NIR N/R NIR
5/16[7 941 25[7 621 50[15 241 75[22 86] 65[19 81] 55 16 76 45[13 72] 35[10 67] 25[7 621 15[4 57] - 5[1:52] NIR NIR
30 3/8-[9 53] 3/8[9 531 25[7 621 50[15 241 75[22 86] 90 127 43] 90[27 43] 85[25 911 80[24 38] 80[24 381 75[22 861 70[21.34] 65[19 81] 65[19 811
Q 7/16[11 121 25[7 62] 50[15 24] 75[22 861 100[30 48] 95[28 961 - 95[28 961 95[28 96], -95[28 961 90[27.43] 90[27 431 90[27.43 85[25 911
1/2[12 711 25[7 62] 50[15 24] 75[22 861 100[30 481 100[30.48] 100[30 48] 100.[30 48] 100[30 48] 100[30 481 100[30.48] 95128961 95[28 96]
1/4 6 351 25 7 62 NIR N/R N/R NIR NIR N/R NIR NIR N/R NIR NIR
E( 5/16[7 941 25[7 621 1 50[15 241 65[19 811 50[15 241 35[10 671 25[7 62] 1 10[3 051 NIR NIR NIRNN/R
N/R
36 3/8"[9 53] 3/8[9 53] 25[7 62] 50[15 24] 75[22 86] 85[25 91] 80[24.38] 75[22 86] 70[21 34] 65[19.81] 60[18 291' 60[18 29] 50[15,24]
7/16[11 121 25[7 62] 50[15 24] 75[22 861 95[28 96] 95[28 96] 90[27 431 90[27.43] 85[25 91] 85[25 911 85[25 911 80[24 38]
1/2[12 71] 25[7 62] 50[15 24] 75[22 86] 100[30 48]- 100[30 48] 95[28 96] 95[28.96] 95[28 96] 95(28 96] "95128961 90[27 43]
1/4 6 35 25 62 NIR NIR NIR NIR NIR NIR NIR N/R N/R NIR -
5/16 94 25 62 50 15 24 50 15 24] 30[9 141 15[4 57] NIR NIR NIR NIR N/R NIR
42 3/8-19 53] 3/8[9 531 25[7 621 50[15 241 75[22 861 80[24 381 70[21 34] 65[19.81] 60[18 29] 55[16 761 50115241 40[12 191 30[9 141
7/16[11 12] 25[7 62] 50[15 24] 75[22 861 95[28 961 1 90'[27.43] 90[27 43] 85[25 91] 80[24 381 80[24 381 75[22 86] 75 122 86] 70[21 341`
1/2[12 711 25[7 621 50[15 241 75[22 86] 100[30 481 95[28 961 95[28.96] 95[28 961 95[28 96] 90[27 431 90[27A3]" 90[27 43] 90[27 431
1/4 6 351 5 1 521 NIR NIR NIR NIR NIR NIR NIR N/R NIR NIR NIR
5/16[7 94] 25[7 62] 50[15 24] 30[9 141 5[1 52] NIR NIR NIR NIR N/R N/R N/R NIR
48 3/8-19 53] 3/8[9531 25[7 621 50[15 241 75[22 86] 65 119 81] 60[18 29] 50[15 24] 45[13 72). 35[10.67] 2517621 20[6 11 10[3 05] NIR
7/16[11 12] 25[7 62] 50[15 24] 75[22 86] 85[25 911 80[24.38] . 80[24 38] 75[22 86] 70[21 34] 70[21 34] 65(19 81] 60[18 291 60[18 291
1/2[12 71] 25[7 621 50[15 24] 75[22.86] 90[27.43]. 90127A3] ._ 90[27.43] 85 125 91] 85[25.91] 85[25 91] 80 124 38] 80[24,38] 80[24 38]
1/4 6 351 NIR NIR NIR N/R NIR NIR NIR N/R NIR NIR N/R NIR
5/16[7 941 20[6 1] NIR NIR NIR NIR NIR NIR NIR N/R N/R N/R NIR
60 318'[9 53] 3/8,953, 25[7 62] 30[9 141 20[6 1] 5[1 521 NIR N/R N/R NIR N/R N/R NIR NIR
7/16[11 12] 25[7 621 45[13 721 40[12 191 35[10 67 `30[9 141 25[7.62] 20[6 1 15[4 57 1013051 NIRNIR N/R
1/2[12.71] 25[7 62] 50[15 241 45[13 721 45[13 721 40[12.19] 40[12 191 35[10.67]" 35[10 67] 30[9 14] 30[9 141
25[!7 62] 25[7.62]'
NOTES'
N/R =Application not recommended
Grey=This application is acceptable,but the long line guidelines must be followed Reference Long Line Set section in the 1&0 ,
INSTALLATION
Interconnecting Tubing
Liquid Line Size
RA14 Liquid Line Elevation Above or Below Indoor Cod
R-41 OA Srze d1l
Line
System Connectionnch Total Equivalent Length-Feet[m]
Capacity Madel Size(Inch I D) mm] 25[7 621 50 115 24] 75[22 86] 100[30 481 125[45 72] 150 145 72] 175[5334] 200[60 961 225[68 58] 250[76 201 275[83 82] 300[91 44]
[mm]
Maximum Vertical Separation-Feet[m]
35] 25[7 62] 50115241 65 1981 50 15 24 35 10 67 20 6 1 NIR NIR N/R NIR N/R N/R
94] 25 17 62] 50[15 241 75 2286 90 27.43 90127431 85 25 91 80 24 38 75[22 861 75 22 86 70 21.34 65 19.81 :60 18 2918 3/8"[9 53] 53] 25[7 62] 50[15 24] 75 22.86 100[30 48] 100[3048] 100 30.48 100 30 48 95[28 96] 95 28 96 95 28 96 95 28 96 27.431 12] 25[7 62] 50[15 24] 75[22.86] 100[30 48] 105[32] 105 32 105 32 105 32 105 32 100 30 48 100 30.48 30 48 71] 25[7 62] 50[15 24] 75 22.86 100[30 48] 105[32] 105 32] 105 32 105 32 105 32 105[32] 105 32 5 32
35] 25[7 621 50[15 241 30 914 N/R NIR NIR N/R N/R NIR NIR NIR NIR
5/16[7 941 25[7 62] 50[15 241 75 22 861 80 24 38 75[22 861 70 21 341 60 r18 291 55 16 761 50 f15 241 40 12 191 35 10 671 30 9.14
24 3/8-19 53] 3/8[9 531 25[7 621 50[15 241 75[22 86] 95 28 96 95 28 96 95128961 90 27.43 90 27 43 85 25 91 85 25 91 80 24 38 80 24.38
7116[11 121 25[7 621 50[15 241 75122861 100 30 48 100 30 48; 100[30.48] 100 30 48 100 30 48 100 30.48 95 28 96 95 28 96 95 28.96
1/2[12 711 25[7 621 50[15 241 75 22 86 100[30.48] 105[32] 105[32] 105 32 105[32] 100[30.48] 100 30.48 100[30 481 100[30.48]
1/4[6 351 25[7 621 25[7 621 N/R N/R N/R NIR NIR NIR NIR NIR N/R NIR
5/16 p 941 25[7 621 50115241 75[22 86] 65[19 811 55 16 76 45 13 72 35 10 6 25 7.62 15 4.57 5 1 52 N/R N/R
30 3/8"[9 531 318[9 531 25[7 621 50[15 241 75[22 86] 90 27 43 90 27 43 85 25 91 80 24.38 80 24 38 75 22.66 70 21.34 65 19 81 65 19 81
7/16[11 12] 25[7 62] 50[15 24] 75[22.86] 100[30 481 100 30 48 95 28.96 95128961 95 28.96 90 27.43 90 27 43 90 27 43 90 27.43
1/2[12 711 25[7 621 50[15 241 75[22 86] 100[30.48] 100[30.48]WN/R
100[30.48] 100[30 481 100 30 48 100 30.48 95[28.96] 95128961
1/4[6 351 25[7 621 10[3 05] NIR NIR NIR NIR N/R NIR NIR N/R NIR
5/16[7 941 25[7 621 50[15 241 65[19 81] 55 16 76 45 13 721 20 6 1 10 3.05 N/R NIR N/R N/R
36 3/8"[9 53] 3/8[953] 25[7 62] 50[15 24] 75[22 86] 85 25 91 80[24 38] 75 22 86 70 21 34 65 19 81 60 18 29 55 16 76 55 16 767/16[11 12] 25[7 62] 50[1524] 75[22 86] 95 28 96 95[28.96] 90 27.43 90 27.43 85 25.91 85 25 91 85 25.91 80 24 381/2[12.71] 25[7 62] 50[15 24] 75[22 86] 100 30 48 100[3048] 95 28 96 95[28 96] 95 28.96 95 28 96 95 28.96 90[27.43]
1/4[6 35] :C70NIR NIR NIR NIR NIR N/R N/R NIR N/R N/R
5/16[7.941 25[7 621 o=[o:o=:l 35 10 671 15 4 571 NIR NIR NIR NIR NIR NIR NIR NIR
42 3/8-[953) 3/8[9 531 25[7 621 50[15 241 70 21 341 65 19 811 60 rl8 291 1 50 15.24 45 13 721 40 12 191 35 F10 671 25 7 621 20 6.1 15 4.57
7/16111121 25[7 621 50115241 75 2286 80 24.38 75 22 861 75 F22.861 70 21 34 70 21 341 65119.811 65 f19.811 60 18 291 55 16 76
1/2112711 25[7 621 50[15 241 75 2286 85[25.91] 80124 38] 80[24.381 80 24.38 80 24 36j 75 22.86 75 22 86 75[22.861 75122861
1/4[6 351 N/R NIR NIR NIR NIR NIR NIR NIR NIR NIR NIR NIR
5/16[7 941 2517621 40112 19] 20[6 1 N/R NIR N/R NIR N/R NIR N/R NIR NIR
48 318"[9 531 3/8[9 531 25[7 621 50[15 241 65[19.811 55 16 761 50 15 241 40 12 191 35 10 671 1 25[7.621 201611 10[3.051 N/R N/R
7/16[11 121 25[7 621 50115241 75 2286 75 22 861 70 21.34 65 19 811 65 19 811 60 18.29 55 16.76 55 16 761 50 15 241 50 f15.241
1/2112711 25[7 621 50[15 241 75[22 86] 80 24381 80[24 381 75[22 861 75122861 75[22.86] 70[21.34] 70[21.34] 70 21 341 65[19.81]
114[6 351 NIR NIR NIR NIR NIR I NIR NIR NIR NIR NIR NIR NIR
5/16[7.94] 25[7 621 o[=loll NIR NIR N/R NIR N/R NIR NIR NIR N/R NIR
60 3/8"[9 531 3/8[9 531 25[7 621 45 13 72 35 10 671 25 7.62 15 4 571 N/R N/R NIR N/R N/R NIR N/R
7/16[11 121 25[7 621 50[15 241 55 16 761 50 15.24 45[13721 1 40 12 191 35110671 30 9.14 30 9 141 25 F 621 20 f6.11 15 4 571
1/2[12 71] 1 25[7 621 1 50115243 60[18.29] 60 F18.291 55[16 761 1 55 F16.761 55 16 761 50 15.24 50115.241 45 113 72 1 45 13 72 40[12.19]
NOTES
N/R =Application not recommended
Grey=Considered a Long Line Set Application
r
6wgnl
Tubing
- - w
INSTALLATION
Interconnecting Tubing
Liquid Line Size
_ RA16 Liquid Line Elevation Above or Below Indoor Cod
R-41 0A System Size Liquid Line
Capacity Model Connection Size(Inch
Size(Inch I D) O D)[mm] Total Equivalent Length-Feet[m]
[mm] 25 t7 621 1 50[15 241 1 75[22 86] 1 100[30.48] 1 125[45,72) 1 150[45 72] 1 175[53 341 1 200[60 96] 1 225[68 58) 1 250[76 20] 275[83 82] 1 300[91 44]
Maximum Vertical Separation-Feet[m]
1/4[6 351 25[7 621 50[15 241E75(22.8:61
45[13 721 3019141 15 4.5 N/R WR NIR NIR WR N/R
5/16[7 94] 25[7 621 50[15 241 85[25 91] 85 25.91 80 24 38 75 22 86 70 21.34 70 21 34 65 19 81 60'18 29 50 15 24
18 318"[9 531 3/8[9 531 25[7.62] 50[15 241 95[28 961 95[28.96] 95 28 96 90[27.431- 90 27.43 90 27.43 90 27.43 85 25 91 85 25.91
7/16[11.12] 25[7 621 50[15.24] 100[30 48] 100[30.48] 100 30 48 100[3048] 95 28 96 95 28 96 95 28 96 95 28 96 95 28.961/2[12 71] 25[7 62] 50[15 24] 100[3048] 100[30 48] 100[30.48] 100[30.48]- 100[30 48] 100[30 48] 100 30 48 100 30.48 100 30 481/4[6 35 25[7 62] 50[15 24] 10 3 051 NIR NIR NIR N/R NIR NIR NIR N/R
5/16[7 941 25[7.62] 50[15.24] 75[22 861 80 24 381 1 75 22 861 70[21341 60 ri8 291 55 Fl6 761 50 F15.241 45 13 721 40 12 191 30 F9 14
24 3/8'[9 531 3/8[9 531 1 25[7 621 50[15 241 75[22 861 95[28 961 95[28.961 90 T27.431 90 27 431 90[27.431 85 F25 911 85 25.91 80 24.38 80 24 38
7/16[11 121 25[7 62 1 50[15 241 75[22 861 100[30.48] 100130481 100[30.48]' 100 30 48 100 30 48 95 28 96 95[28.961 95 f28.961 95 28 96
1/2[12 711 25[7.62] 1 50[15.24] 75[22 861 100[30.48] 1051321- 100 30.48 100[30 481 100[30 481 100[30 481 100[30A8]- 100 30.481 100 30 481
N 1/4[6.35] 25 782 30 9 141 N/R NIR NIR N/R N/R NIR NIR N/R NIR N/R
5/16[7 941 2517621 50[15 241 70 21 34 65 19 811 55 16 761 45 13 721 35 10 671 25 7.62 20[6.11 10 3 051 NIR N/R
30 3/8'[9 531 3/8[9 531 25[7 621 50[15 241 75 22 861 85 25 911 85 25 911 80 24 381 80 24 381 75 f22 861 70 21.34 70 21.34 65 19 811- 60 rl8 29
7/16[11 121 25[7 621 50[15.24] 75[22 861 95[28.96] 95[28 961 90 27 431 90[27.431 1 90 27:43 90[27.43] 85 f25.911 85 f25 911 85 F25.911
112[12 711 25[7 621 50[15.24] 75[22 861 95[28 96] 1 95[28 961 95[28 961 95[28.96] 95[28.96] 95[28.96]- 95[28.96] 95[28.96] 90,[27 43
1/4[6 351 25[7 621 N/R N/R NIR N/R N/R NIR N/R N/R NIR N/R N/R
5/16[7 941 25[7 621 50[15 241 60 18 29 45 13 721 35[10.671 20 r6.11 5[11521 NIR NIR NIR N/R NIR
36 3/8'[9 531 3/8[9 53] 25[7.62] 50[15 241 75[22.86 80[24 38 75 22.86 70 21 34 65 19 81 60 18 29 60 18.29 55 16 76 50 12 24 45 13.72
7/16[11 12] 25[7 62] 50[15 241 75122861 90[27 431 90 27.43 85 25.91 85 25 91 85 25.91 80 24.38 80 24.38 75 22 86 75 22 86
1/2[12 71] 25[7 62] 50[15 241 75[22.86] 95[28 961 95[28 961 95[28.96] 90[27 431 90[27.43] 90 27.43 90 27.43 90 27 43 85 25.91
1/4 6 35] 25 62 N/R N/R NIR NIR NIR NIR NIR NIR N/R NIR NIR
5/16[7 94] 25[7.62] 50[15 24] 40[12 191 20 6 1 N/R N/R N/R NIR NIR N/R N/R NIR
42 3/8-19 53] 3/819531 25[7 621 50[15 241 75[22 861 70 21'34 60 18 29 55 16.76 50 15,24 45 13 72 40 12.19 30 9.14 25 .62 20 6.1
7/16[Nil 251762] 50[15 241 75[22 861 85[25 911 80[24 381 80 2438 75 22 86 70[21 341 70 21 34 65 19.81 65 19 81 60 18 29
1/2[12 71] 25[7.62] 50[15.24] 75[22 861 90[27 431 85[25 911 .85,L25 91] 85 25 91 85[25.911 80 24 381 80 24.38 80 24.38 80 24 38
114[6 351 15[4 571 NIR NIR NIR NIR NIR N/R NIR NIR N/R N/R N/R
5/16[7 941 2517621 50 15 24 35 10 671 15 4 571 NIR NIR NIR NIR NIR N/R NIR NIR
48 3/8-19 53] 3/8[9 531 2517621 50[15 241 70[21 341 65 19 811 60 18 291 55 16.76 45 13 721' 40'12-19 30 9.14 25 621 20 6 1 - 101`10511
7/16[11 121 25[7 621 50[15 241 75[22 861 1 85 25 911 80 1`24.381 80 F24.381 75 22.86 70 21 341 70[21 341 65 19 811 65 19 811 60 18 29
1/2112.711 25[7 621 50[15 24] 75[22 861 90[27.43] ,90[27 431 85 25 9i] 85[25.91] 85[25 911 85[25 911 80 24 381 1 80 24.38 80 24 38
1/416351 NIR NIR NIR NIR NIR N/R NIR NIR NIR N/R N/R NIR
5/16[7.94] 05[70=] 1 30 9 14 N/R N/R NIR NIR N/R NIR NIR NIR NIR N/R
60 3/8'[9 531 3/8[9 53] - 25[7 62] 50 15 24 60[18 29] 50 15 24 40 12 19 30 9.14 20 6 1 5[1 521 NIR N/R N/R N/R
7/16[11 12] 25[7.62] 50 15 24 75[22 861 70121,341 70 f2l 341 65 19.81 60 18.29 55 16 76 ' 50 rl5 241 45 13 721 40112191 40 12 19
1/2[12.711 1 25[7.62] 1 50[15 241 75[22 861 -80124381 80 24 381 75[22 661 75 22 861 75 22 861 70 21 34 70 21.34 65[19.811' 65 19 811 1
NOTES:
NIR =Application not recommended
INSTALLATION
- Interconnecting Tubing (cont.)
Vapor Line Selection Chart
Liquid Line Capacity Multiplier Table
RA13 Size Vapor Line
R-410ASystem Connection Size(inch
Size(Inch I D) O D)[mm] Total EqurvalentLength-Feet[m]
Capacity Model
[mm] 25[7 621 1 50[15 241 1 75[22 86] 1 100[30 48] 1 125[45 72] 1 150[45 721 1 175[53 341 200[60 96] 225168 581 1 250[76 201 1 275[83 821 1 300[91 44]
5/8[15 88] 100 099 099 0.98 0 98 098 0 97 0 97 096 0 96 0 96 095
314[19 05] 1 00 1 00 1.00 1 00 1 00 099 0 99 0.99 099 099 0 99 099
18 3/4"[19 06] 718 122 23] N/R N/R N/R NIR N/R NIR N/R N/R NIR NIR N/R NIR
1[25.4] N/R N/R N/R NIR N/R NIR NIR NIR N/R N/R N/R NIR
1-1/8[28 58] NIR NIR N/R NIR NIR NIR NIR N/R N/R N/R N/R NIR
5/8[15 881 1.00 099 0.99 0.98 0.98 0.98 0 97 0 97 096 096 096 095
3/4[19 051 1 00 100 100 1 00 100 1 00 099 0 99 099 099 0 99 099
24 3/4"[19 06] 7/8[22 23] 100 1 00 100 100 100 100 1 1 00 1 00 100 1 100 1 00 1 00
1[25 4] N/R NIR N/R NIR N/R NIR NIR NIR NIR N/R NIR NIR
1-1/8[28 58] N/R NIR NIR NIR N/R NIR NIR NIR NIR N/R N/R NIR
M 5/8[15 88] 100 0.99 0.99 098 0 98 0 98 0 97 0 97 0.96 096 0 96 095
3/4[19 051 100 1.00 1 00 100 1 00 099 0 99 099 0 99 0 99 099 099
30 314"[19 06] 7/8[22 23] 1 00 1.00 100 1 00 1.00 1 00 1.00 100 1 00 1 00 100 100
C� 1[25 41 100 1 00 1.00 1.00 1 00 1 00 1 00 100 1 00 1 01 1 01 1 01
[� 1-1/8[28 58] N/R NIR NIR N/R NIR NIR NIR NIR N/R NIR N/R NIR
5/8 15 88 1 00 0.99 0 99 098 098 0 98 097 0.97 0 96 0 96 0 96 095
3/4[19 051 1.00 100 100 1 00 100 099 099 099 099 0 99 099 099
36 3/4°[19 06] 7/8[22 231 1.00 100 100 1 00 100 1 00 1 00 1 00 1 00 1 00 100 1 00
1[25 4] 1.00 1 00 100 100 1 00 100 1 00 1 00 1.00 1 01 1 01 1 01
1-1/8 128 581 100 100 1 00 100 1 00 100 1 01 101 1.01 1 01 1 01 1.01
5/8[15 881 1 00 099 0.99 0.98 0 98 0 98 097 097 0.96 096 096 0 95
3/4[19 051 1 00 1 00 1.00 1.00 1 00 099 099 0 99 0 99 099 0 99 0 99
42 314^[19 06] 718[22 23] 100 1.00 100 1.00 1.00 1.00 100 1 00 1.00 1 00 100 1.00
1[25 41 1 00 1.00 100 1 00 100 100 1 00 1 00 1 00 101 106 1 01
1-1/8[28 58] 1 00 1 00 100 100 100 N/R 1 01 1 01 1 01 1 01 1 01 1 01
5/8[15 88] 1.00 099 099 098 098 098 0 97 0.97 0 96 0 96 096 NIR
314[19 05] 1.00 100 100 1 00 1 00 099 0 99 099 0 99 0 99 099 NIR
48 3/4"[19 06] 7/8[22 23] 1 00 100 100 100 100 100 1 00 100 1.00 1 00 1 00 N/R
1[25 4] 1 00 100 1 00 1 00 100 100 1 00 100 1.00 1 01 1 01 NIR
1-1/8[28 58] NIR N/R NIR NIR N/R NIR NIR N/R N/R NIR N/R NIR
518[15 881 100 0.99 0 99 0 98 1 NIR NIR NIR NIR N/R N/R NIR N/R
3/4[19 051 1 00 1 00 1 00 1.00 N/R NIR NIR NIR N/R N/R NIR N/R
60 314"[19 061 718[22 23] 1 00 1 00 1 00 1 00 N/R NIR NIR N/R NIR NIR N/R N/R
1[25 4] 1.00 1 00 1 00 1 00 N/R NIR NIR NIR N/R NIR NIR N/R
1-1/8[28 58] 1.00 1.00 100 100 NIR NIR N/R NIR NIR NIR N/R NIR
NOTES:
N/R=Application not recommended
r
All calculations assume a 3/8"liquid line
N
6wgnl
Tubing
N
INSTALLATION
- Interconnecting Tubing (cont.)
Suction Line Size
Liquid Line Outdoor unit Above or Below Indoor Coil
RA14 Size Vapor Line
R-410ASystem Connection Size(inch Total Equivalent Length-Feet[m]
Capacity Model Size(Inch I D) 0 D)[mm]
[mm] 25[7621. 1 50[15 24] 1 75[22 86] 1 100130481 1 125[45 72] 150[45 721 F 175[53 341 200[60 961 225168 581 1 250[76 201 1 275[83 821 1 300[91 44]
5/8[15 881 100 099 099 0.98 0.98 098 097 0.97 0 96 096 096 095
3/4[19 05] 100 100 100 1.00 1 00 099 099 0.99 099 099 099 099
18 3/8'[9 53] 7/8[22 23] NIR N/R NIR NIR NIR NIR NIR NIR NIR NIR NIR N/R
1[25 41 NIR N/R N/R NIR NIR NIR N/R N/R NIR N/R N/R N/R
1-1/8 128 581 NIR NIR NIR NIR NIR NIR NIR NIR NIR NIR N/R N/R
5/8[15 881 099 1 00 099 0.98 097 097 096 0.95 094 094 093 0.94
4m: 3/4[19 05] NIR N/R NIR NIR NIR NIR NIR NIR N/R NIR N/R NIR
ri 24 3/8'[9 531 7/8[22 231 1 NIR N/R I NIR N/R NIR N/R NIR NIR N/R NIR N/R NIR
O 1[25 41 1 N/R N/R N/R NIR NIR N/R N/R NIR NIR NIR NIR NIR
Cj 1-118[28 581N/R N/R NIR N/R N/R N/R NIR NIR NIR NIR NIR NIR
M 5/8[15881 100 098 097 097 095 095 094 0.93 093 092 092 0.91
Q 3/4[19 051 1 00 100 099 0 99 0 99 095 098 0 98 097 097 097 0.96
30 3/8'[9 531 7/8[22 231 N/R N/R NIR N/R NIR NIR NIR NIR N/R N/R N/R NIR
Cd 1[25.4] NIR NIR NIR NIR N/R NIR N/R NIR N/R N/R N/R N/R
1-1/8128 581 NIR NIR N/R N/R NIR NIR NIR N/R NIR N/R NIR NIR
5/8[15 881 099 098 0 97 096 0 95 093 093 0.91 0 9 09 089 088
3/4[19 051 100 100 099 0 99 0 98 099 099 0.97 098 097 096 096
36 3/8'[9 531 7/8[22 23] 101 101 100 100 1 00 099 0.99 0.99 0.99 099 099 0.98
1[25 4] NIR NIR NIR NIR NIR NIR N/R N/R N/R N/R N/R N/R
1-1/8[28 581N/R NIR NIR NIR N/R NIR NIR NIR N/R NIR NIR NIR
5/8[15.88] 100 097 095 0.93 092 091 09 089 087 085 085 084
3/4[19 051 1.00 100 099 099 097 0.97 097 095 095 095 094 093
42 3/8'[9 53] 7/8[22 231 1.00 1 00 101 100 100 099 099 099 099 098 098 098
1[25 41 NIR N/R gIR
N/R NIR N/R NIR NIR NIR NIR NIR N/R
1-1/8[28 58] N/R NIR NIR NIR NIR NIR NIR NIR NIR N/R NIR
5/8[15.88] 098 0.95 0.92 09 088 0 86 085 084 082 NIR NIR
3/4[19 051 0.99 098 0.96 0 96 095 094 0.93 092 092 NIR NIR
48 3/8'[9.53] 7/8[22 23] 1.00 1 00 0.98 097 097 097 0.97 0.96 0 96 NIR NIR
1[25 4] 100 100 0.99 099 098 098 0.98 098 098 NIR N/R
1-1/8[28.58] N/R NIR N/R NIR NIR NIR NIR NIR NIR N/R NIR
5/8[15 881 097 094 0.98 087 N/R NIR NIR NIR N/R NIR NIR
3/4[19 051 099 098 096 1 0 95 094 NIR NIR N/R N/R NIR N/R N/R
60 3/8'[9 531 7/8[22 231 100 099 099 0 98 0 98 NIR NIR N/R NIR NIR N/R NIR
1[25 4] 1 00 1 00 1 00 1 00 0 99 NIR NIR N/R NIR NIR N/R N/R
1-1/8[28 581 N/R N/R NIR NIR NIR NIR N/R NIR N/R NIR NIR NIR
NOTES:
N/R=Applicabon not recommended
INSTALLATION
- Interconnecting Tubing (cont.)
Vapor Line Selection Chart
Liquid Line Capacity Multiplier Table
RA16 Size Vapor Line
R-41 DA System Connection Size TotalEqunralentLength
-Feet[m]
Capacity Model Size(Inch I D) O D)[mm]
[mm] 2517 62] 50[15 24] 75[22 86] 100 130 48] 125[45 72] 150[45 72] 175[53 34] 200[60 96] 225[68 58] 250[76 20] 275[83 82] 300191 44]
5/8[15 88] 1 00 099 099 099 098 098 097 097 0.97 096 096 096
3/4[19 05] 1 00 1 00 1 00 099 1 00 099 099 0.99 099 099 099 0.99
18 314"[19 06] 7/8[22 23] N/R NIR NIR N/R NIR NIR NIR NIR NIR NIR N/R NIR
1[25 4] NIR NIR NIR NIR NIR NIR NIR N/R NIR N/R N/R NIR
1-1/8[28 581 NIR NIR NIR NIR NIR NIR NIR N/R NIR NIR NIR N/R
5/8[15 881 1 01 099 098 0.98 0.97 096 095 095 0.94 093 093 092
314[19 051 1 00 1 00 101 099 099 100 098 0.98 098 0.98 098 098
24 314"[19 061 7/8[22 231 1 00 1 01 1 00 1 00 1 00 1 01 100 1 00 1 00 0.99 099 1 00
® 1[25 41 N/R NIR N/R NIR NIR NIR NIR NIR NIR N/R NIR NIR
V 1-1/8[28 581 N/R N/R N/R N/R N/R NIR NIR NIR NIR N/R N/R N/R
518[1588] 101 099 098 097 096 095 095 094 093 091 091 091
3/4[19 051 1 00 101 101 1 00 1 00 099 099 098 098 0.98 097 097
30 3/4"[19 061 7/8[22 231 101 1 00 1 00 101 101 101 1 01 1 01 100 1 00 1 00 1 00
C� 1[25 43 101 1 01 101 1 00 1 00 1 01 1 00 1 01 1 00 100 1 00 100
[� 1-1/8[28 581 NIR NIR N/R N/R N/R N/R NIR NIR NIR N/R NIR N/R
5/8[15 88 099 1 097 095 094 093 093 091 091 09 089 067 1 086
3/4[19 051 1 00 099 099 098 098 097 0.96 096 095 .095 094 094
36 3/4"(19 061 7/8[22 23] 1 00 1 00 099 1 00 099 099 099 0.98 098 098 097 097
112541 1 01 1 00 1 00 1 00 1.00 1 00 1 00 100 1 00 1 00 099 T9-
1-1/8[28 581 101 1 01 101 1 00 1 00 1 00 100 1 00 100 1 00 100 100
5/8[15 881 098 097 095 092 091 09 089 086 085 084 083 083
3/4[19 051 1 00 098 098 097 096 096 095 095 093 093 093 092
42 3/4"[19 061 718[22 23] 1 00 1 00 1 099 099 098 098 098 097 097 096 096 096
1[25 41 NIR NIR NIR NIR NIR N/R NIR NIR NIR N/R N/R NIR
1-1/8[28 581 NIR NIR NIR NIR NIR NIR NIR N/R NIR NIR NIR NIR
5/8[15 881 098 097 094 092 091 089 087 086 084 083 082 081
3/4119051 100 099 098 097 097 096 096 095 094 094 093 092
48 314'[19 06] 7/8 122 23] 1 00 1 00 1 00 1 00 099 098 098 098 098 098 097 097
1[25 41 NIR NIR NIR NIR NIR NIR NIR NIR NIR N/R N/R NIR
1-1/8[28 581 NIR NIR NIR NIR NIR NIR NIR NIR NIR NIR NIR NIR
5/8 15 88 098 095 092 088 088 086 085 082 N/R NIR NIR N/R
3/4[19 05] 100 099 098 097 096 095 094 1 094 NIR NIR NIR N/R
60 3/4"[19 06] 1 7/8122231 1 01 1 00 1 00 1 00 099 099 228 097 NIR NIR NIR N/R
1[25 4] 1 02 101 101 1 00 1 00 1 01 099 1 00 NIR NIR NIR NIR
1-1/8 128 58] NIR NIR NIR NIR NIR NIR NIR NIR N/R NIR I N/R NIR
NOTES:
NIR=Application not recommended
All calculations assume a 318"liquid line
tV
N
6wgnl
INSTALLATION
Interconnectingcont.
Tubing )
Tubing Installation lineset. Commercially available flush kits are
Observe the following when installing correctly not recommended due to the risk of residual
sized type "L" refrigerant tubing between the flushing agent being incompatiboe with POE oils
condensing unit and evaporator coil: or internal components. Up to 5% mineral oil is
considered acceptable in R-410A systems.
• Check the tables on pages 16& 17 for the • If tubing has been cut, make sure ends are
correct suction line size and liquid line size. deburred while holding in a position to prevent
• If a portion of the liquid line passes through a chips from failing into tubing. Burrs such as
very hot area where liquid refrigerant can be those caused by tubing cutters can affect
heated to form vapor, insulating the liquid line is performance dramatically, particularly on small
required. liquid line sizes.
• Use clean, dehydrated, sealed refrigeration- • For best operation, keep tubing run as short as
grade tubing. possible with a minimum number of elbows or
• Always keep tubing sealed until tubing is in bends.
place and connections are to be made. • Locations where the tubing will be exposed to
• A high-quality filter drier is included with all mechanical damage should be avoided. If it is
R-410A units and must be installed in the liquid necessary to use such locations,the copper
line upon unit installation. tubing should be housed to prevent damage.
•When replacing an R-22 system with an R-41 OA
system and the line set is not replaced, drain
any oil that has pooled in low spots in the
C7.'
23
INSTALLATION
Interconnecting Tubing (cont.)
• If tubing is to be run underground, it must be run
in a sealed watertight chase.
• Use care in routing tubing and do not kink or
twist. Use a good tubing bender on the vapor
line to prevent kinking.
o ® ® ®®
TEMPORARY PERMANENT
HANGER HANGER
® Be certain both refrigerant shutoff valves at the
outdoor unit are closed.
• Route the tubing using temporary hangers; then
straighten the tubing and install permanent
hangers. Line must be adequately supported.
• If the vapor line comes in contact with inside
walls, ceiling, or flooring, the vibration of the
vapor line in the heating mode will result in noise
inside the structure. o
0
0
0
• Remove the caps and Schrader cores from the
pressure ports to protect seals from heat damage.
Both the Schrader valves and the service valves
have seals that may be damaged by excessive heat.
Si AtY1605A0
• Blow out the liquid and vapor lines with dry O O
nitrogen before connecting to the outdoor unit
ekA
and indoor coil. Any debris in the line set will end
up plugging the expansion device. • Clean the inside of the fittings and outside of the
Tubing connections tubing with a clean, dry cloth before soldering.
Indoor coils have only a holding charge of Clean out debris, chips, dirt, etc.,that enters tubing
dry nitrogen. Keep all tube ends sealed until or service valve connections.
connections are to be made.
• Use type "L" copper refrigeration tubing. Braze
the connections with the following alloys:
-copper to copper, 5% silver minimum °
-copper to steel or brass, 15% silver minimum
® Wrap valves with a wet rag or thermal barrier
compound before applying heat.
24
INSTALLATION
Interconnecting Tubing (cont.)
!Leak Testing
Indoor coils have only a holding charge of dry
nitrogen. Keep all tube ends sealed until
0 o connections are to be made.
o AWAR N I N G e Do not use oxygen
to purge lines or pressurize system for leak test.
Oxygen reacts violently with oil, which can cause
an explosion resulting in severe personal injury or
• Braze the tubing between the outdoor unit and death.
indoor coil. Flow dry nitrogen into a pressure port
and through the tubing while brazing, but do not
allow pressure inside tubing which can result in
leaks. Once the system is full of nitrogen,the
nitrogen regulator should be turned off to avoid
pressuring the system.
�' • Pressurize line set and coil through service fittings
® ® with dry nitrogen to 150 PSIG maximum. Close
nitrogen tank valve, let system sit for at least
•After brazing, use an appropriate heatsink material 15 minutes, and check to see if the pressure has
to cool the joint. dropped. If the pressure has dropped, check for
leaks at the line set braze joints with soap bubbles
• Reinstall the Schrader cores into both pressure and repair leak as necessary. Repeat pressure
ports. test. If line set and coil hold pressure, proceed
o , with line set and coil evacuation (see page 21). '
0
0 0
0
0
e
• Do not allow the vapor line and liquid line to
be in contact with each other.This causes an •The vapor line must be insulated for its entire
undesirable heat transfer resulting in capacity length to prevent dripping (sweating)and prevent
loss and increased power consumption. performance losses. Closed-cell foam insulation
such as Armaflex and Rubatex®are satisfactory
insulations for this purpose. Use 1/2" [12.7 mm]
minimum insulation thickness.Additional
insulation may be required for long runs.
26
ME lqlq—
WIRING
Control Wiring
AWARNI N G■ Turn Off electric power CONTROL WIRING FOR GAS OR OIL FURNACE
at the fuse box or service panel before making
any electrical connections.Also,the ground TYPICAL THERMOSTAT
FOR TYPICAL GAS OR OIL HEAT SUBBASE
connection must be completed before making line
voltage connections. Failure to do so can result in
electrical shock, severe personal injury, or death. BR-BROWN WIRE
YL-YELLOW WIRE
Control Wiring X-WIRE CONNECTION
Running low-voltage wires in conduit with line
voltage power wires is not recommended. Low-
voltage wiring may be run through the plastic TYPICAL GAS OR
bushing provided in the 7/8 [19 mm]'hole in the OIL FURNACE
base panel, up to and attached to the pigtails from
the bottom of the control box. Conduit can be TYPICAL CONDENSING R
run to the base panel if desired by removing the UNIT
insulated bushing.
G
A thermostat and a 24-volt, 40 VA minimum _ YL y
transformer are required for the control circuit BR
of the system.The furnace or the air handier
transformer may be used if sufficient. See the
wiring diagram for reference. Use "Wire Size"table
to size the 24-volt control wiring.
Do not use phone cord to connect indoor and *IF MAXIMUM OUTLET TEMPERATURE RISE IS DESIRED,IT IS RECOMMENDED THAT
outdoor units and thermostat.This could damage Wt(W/BK)AND W2(W/BL)BE JUMPERED TOGETHER
the controls and may not be adequately sized for
the controls electrical load. TYPICAL THERMOSTAT
FOR TYPICAL ELECTRIC HEAT SUBBASE
Y G R
FIELD WIRE SIZE FOR 24-VOLT THERMOSTAT CIRCUITS
Thermostat BR-BROWN WIRE
Load(amps) SOLID COPPER WIRE-AWG. R D I
- REWIRE
WBK-WHITE WIRE WITH BLACK STRIPE
3.0 18 16 14 12 10 10 10 GBK-GREEN WIRE WITH BLACK STRIPE
PU-PURPLE WIRE(NOT USED)
2.5 18 16 14 12 10 10 10 X-WIRE CONNECTION TYPICAL ELECTRIC HEAT
2.0 18 16 14 12 10 10 10 LOW VOLTAGE JUNCTION BOX
* W/BL
20 50 100 150 200 250 300
[6] [15] [30] [46] [51] [76] [91] TYPICAL UNIT DENSING W eK
Length of Run-Feet[m] (1) X GIBK
(1)Wire length equals twice the run distance. YL YL
NOTICE: Do not use control wiring smaller than No. 18 BR X BR
AWG between thermostat and outdoor unit. Pu
Typical Noncommunicating
Thermostat Wiring Diagrams
The following figures show the typical wiring
diagrams. Cooling airflows may need to be
adjusted for homeowner comfort once the system WIRE COLOR CODE
is Operational. BK-BLACK GY-GRAY W-WHITE
BR-BROWN O-ORANGE Y-YELLOW
BL-BLUE PR-PURPLE
G-GREEN R-RED
26
WIRING
Control Wiringnt.
(cont.)
Field wiring must comply with the National Electric Connect power wiring to line-voltage lugs located
Code (C.E.C. in Canada) and any applicable local in the outdoor unit electrical box. (See wiring
code. diagram attached to unit access panel.)
Check all electrical connections, including
Power Wiring factory,wiring within the unit and make sure all
It is important that proper electrical power from a connections are tight.
commercial utility is available at the compressor DO NOT connect aluminum field wire to the
contactor.Voltage ranges for operation are shown' contactor terminals.
below.
VOLTAGE RANGES(60 HZ) Grounding
Operating Voltage Range at
Nameplate Copeland Maximum Load Design r.W�RNING■■
The unit must be
Voltage Conditions for Compressors permanently grounded. Failure to do so can cause
electrical shock resulting in severe personal injury
208/230 187-253
(1 Phase) or death.
208/230 187-253
(3 Phase)
460 414-506
575 517-633
Install a branch circuit disconnect within sight of p
the unit and of adequate size to handle the starting
current(see "Electrical Data" on page 5.)
O O
FV
0 ST-A1226-09
A grounding lug is provided near the line-voltage
power entrance for a ground wire.
Power wiring must be run in a rain-tight conduit.
Conduit must be run through the connector panel
below the access cover(see page 6) and attached
to the bottom of the control box.
al
o
o O
ST-A1226-09
27
STA RT®U P
Start-Up
Even though the unit is factory-charged with
Refrigerant-410A, the charge must be checked
om O to the charge table attached to the service panel
and adjusted, if required.Allow a minimum of
0 ® 15 minutes of run time before analyzing charge.
O ACAUTI®N: Single-pole contactors
are used on all standard single-phase units
through 5 tons. Caution must be exercised when
servicing as only one leg of the power supply is
At initial start-up or after extended shutdown broken by the contactor.
periods, make sure the crankcase heater is
energized for at least 12 hours before the
compressor is started. (Disconnect switch is
on and wall thermostat is off.)
OChecking Airflow
The air distribution system has the greatest effect These simple mathematical formulas can be used
on airflow.The duct system is totally controlled to determine the CFM in a residential or light
by the contractor. For this reason, the contractor commercial system.
should use only industry-recognized procedures. Electric resistance heaters can use:
The correct air quantity is critical to air CFM =volts x amps x 3.413
conditioning systems. Proper operation, efficiency, SHC x temp rise
compressor life, and humidity control depend
on the correct balance between indoor load Gas furnaces can use:
and outdoor unit capacity. Excessive indoor CFM = Output Capacity in BTUH"
airflow increases the possibility of high humidity SHC x temp rise
problems. Low indoor airflow reduces total "Refer to furnace data plate for furnace output capacity.
capacity can cause coil icing. Serious harm can
be done to the compressor by low airflow, such as SHC=Sensible Heat Constant(see table below)
that caused by refrigerant flooding. An air velocity meter or airflow hood can give a
Air conditioning systems require a specified more accurate reading of the system CFM.
airflow. Each ton of cooling requires between 320 The measurement for temperature rise should be
and 450 cubic feet of air per minute(CFM). See performed at the indoor coil inlet and near the
the manufacturer's spec sheet for rated airflow for outlet, but out of direct line of sight of the heater
the system being installed. element or heat exchanger. For best results,
Duct design and construction should be carefully measure air temperature at multiple points and
done. System performance can be lowered average the measurements to obtain coil inlet and
dramatically through bad planning or workmanship. outlet temperatures.
cSENSIBLE HEAT SENSIBLE HEAT
Air supply diffusers must be selected and located ALTITUDE CONSTANT ALTITUDE CONSTANT
carefully.They must be sized and positioned (FEET) (SHC) (FEET) (SHC)
N to deliver treated air along the perimeter of the
space. If they are too small for their intended Sea Level i.os s000 0.8�
airflow, they become noisy. If they are not located 500 1 1.07 7000 0.84
properly,they cause drafts. Return air grilles must 1000 1.05 s000 0.81
be properly sized to carry air back to the blower. If
they are too small,they also cause noise. 2000 1.01 9000 0.78
The installers should balance the air distribution 3000 0.97 i0000 0.75
system to ensure proper quiet airflow to all rooms in 4000 0.94 15000 0.61
the home.This ensures a comfortable living space.
2$ 5000 J 0.90 20000 0.50
STA RT-U P
*' Evacuation and Leak Testing
T
, o
Evacuation Procedure 55
o
Evacuation is the most important part of the entire
service procedure.The life and efficiency of the
equipment is dependent upon the thoroughness
exercised by the serviceman when evacuating air 9;W and moisture from the system.
Air or nitrogen in the system causes high
condensing temperatures and pressure, resulting
in increased power input and nonverifiable
performance. • Gauges must be connected at this point to
Moisture chemically reacts with the refrigerant and check and adjust charge. Do not replace caps
oil to form corrosive hydrofluoric acid.This attacks yet.
motor windings and parts, causing breakdown.
IMPORTANT: Compressors
® (especially scroll type)should never be used to
o evacuate the air conditioning system because
® internal electrical arcing may result in a damaged
or failed compressor. Never run a scroll
compressor while the system is in a vacuum or
compressor failure will occur.
Final Leak Testing
After the unit has been properly evacuated and
service valves opened, a halogen leak detector
° should be used to detect leaks in the system.
All piping within the condenser, evaporator, and
• After the system has been leak-checked and interconnecting tubing should be checked for
proven sealed, connect the vacuum pump and leaks. If a leak is detected, the refrigerant should
evacuate system to 500 microns and hold 500 be recovered before repairing the leak.The Clean
microns or less for at least 15 minutes.The Air Act prohibits releasing refrigerant into the
vacuum pump must be connected to both the atmosphere.
high and low sides of the system by connecting
to the two pressure ports. Use the largest size
connections available since restrictive service
connections may lead to false readings because
of pressure drop through the fittings.
t
y-r
0
• After adequate evacuation, open both service
valves by removing both brass service valve
caps with an adjustable wrench. Insert a 3/16"
[5 mm] or 5/16" [8 mm] hex wrench into the
stem and turn counterclockwise until the wrench
stops.
29
STA RT-U P
Checking Refrigerant Charge
Charge for all systems should be checked against Supply airflow must be between 320 and 450 cfm
the Charging Chart inside the access panel cover. per rated cooling ton prior to adjusting system
charge. If a humidification system is installed,
AWARN I NG: The top of the scroll disengage it from operation prior to charge
compressor shell is hot. Touching.the compressor adjustment. Refer to the "Checking Airflow" section
top may result in serious personal injury. of this manual for further instruction.
IMPORTANT.- Use factory-approved NOTICE: Verify system components
charging method as outlined on the next page to are matched according to the outdoor unit
ensure proper system charge. Specification Sheet.
NOTICE: The optimum refrigerant charge Measurement Device Setup
for any outdoor unit matched with an indoor 1. With an R-41 OA gauge set, attach the high-
coil/air handier is affected by the application. pressure hose to the access fitting on the liquid
Therefore, charging data has been developed to (small)service valve at the OD unit.
assist the field technician in optimizing the charge 2.Attach the low-pressure hose to the access fitting
for all mounting configurations(UF—Upflow, DF on the suction (large) service valve.
—Downflow, LH—Left-Hand Discharge, and RH— 3.Attach a temperature probe within 6" [15.2 cm]
Right-Hand Discharge). Refer to the charging chart outside of the unit on the copper liquid line
inside the access panel cover on the unit and (small line). For more accurate measurements,
choose the appropriate column for the specific clean the copper line prior to measurement and
application being installed or serviced. use a calibrated clamp-on temperature probe or
Charging Units With R-410A an insulated surface thermocouple.
Refrigerant Charging by Weight
ACAUTION: R-410A pressures are NOTICE: Adjust the system charge by
approximately 60% higher(1.6 times)than R-22 weight for the straight length of the refrigerant line set.
pressures. Use appropriate care when using this For a new installation, evacuation of inter-
refrigerant. Failure to exercise care may result in connecting tubing and indoor coil is adequate;
equipment damage or personal injury. otherwise, evacuate the entire system. Use the.
Charge for all systems should be checked against factory charge shown in "Electrical and Physical
the Charging Chart inside the access panel cover. Data" on page 5 of these instructions or on the
unit data plate. Note that the charge value includes
IMPORTANT: Do not operate the charge required for 15 ft. [4.6 m] of standard-size
compressor without charge in the system. interconnecting liquid line without a filter drier.
Addition of R-410A will raise high-side pressures Calculate actual charge required with installed
(liquid and discharge). liquid line size and length using:
1/4" [6.4 mm] O.D. = .3 oz./ft. [8.5 g/.30 m]
NOTICE: System maintenance is to be 5/16" [7.9 mm] O.D. = .4 oz./ft. [11.3 g/.30 m]
performed by a qualified and certified technician. 3/8" [9.5 mm] O.D. = .6 oz./ft. [17.0 g/.30 m]
The following method is used for charging systems 1/2" [12.7 mm] O.D. = 1.2 oz./ft. [34.0 g/.30 m]
in the cooling mode.All steps listed should be
performed to ensure proper charge has been set. Add 6 oz.for field-installed filter drier.
For measuring pressures,the service valve port
on the liquid valve(small valve) and suction valve
(large valve) are to be used
Confirm ID Airflow and Coils
Are Clean
Confirm adequate indoor supply airflow prior to
starting the system. See the Technical Specification
Sheet for rated airflow for each ID/OD unit match.
Air filter(s) and coils (indoor and outdoor) are to be
30 clean and free of frost prior to starting the system.
STA RT-U P
*' Checking Refrigerant Charge (cont.)
With an accurate scale (+/-1 oz. [28.3 g]) or 2. Note the Outdoor Dry Bulb Temperature,
volumetric charging device, adjust charge ODDB° _ °F L °C]. Unit charging is
difference between that shown on the unit data recommended under the following outdoor
plate and that calculated for the new system conditions ONLY.
installation. If the entire system has-been Cooling Mode ONLY: 55°F [12.8°C] outdoor dry
evacuated, add the total calculated charge. bulb and above
3. Locate and note the design pressures.The
IMPORTANT.- Charging by weight is `
not always accurate since the application can correct liquid and vapor pressures are found at fl
affect the optimum refrigerant charge. Charging by the intersection of the installed system and the
weight is considered a starting point ONLY.Always outdoor ambient temperature on the Charging
check the charge by using the Charging Chart Chart located inside the access panel cover.
and adjust as necessary. CHARGING BY LIQUID Liquid Pressure: = psig; Vapor Pressure=
SUBCOOLING MUST BE USED FOR FINAL psig
CHARGE ADJUSTMENT. NOTICE: The refrigerant pressures provided
are for gross charge check ONLY.These pressure
values are typical, but may vary due to application.
0 Evaporator load (indoor coil in cooling mode/outdoor
coil in heating mode)will cause pressures to deviate.
0 Note that all systems have unique pressure curves.
The variation in the slope and value is determined
0 by the component selection for that indoor/outdoor
matched system.The variation from system to
system seen in the table is normal.The values listed
are for the applicable indoor coil match ONLY!
With thermostat in the "Off" position, turn on 4. If the measured liquid pressure is below the
the power to the furnace or air handler and the listed requirement for the given outdoor and
condensing unit. Start the condensing unit and the indoor conditions, add charge. If the measured
furnace or air handler with the thermostat. Verify liquid pressure is above the listed requirement
that the outdoor unit is operating and the indoor for the given outdoor and indoor conditions,
air mover is delivering the correct airflow for the remove charge.
system size.
_ Cross Charging by Pressures Final Charge by subcooling
1.After gross charging, note the designed
1. Following airflow verification and charge weigh- subcooling value.The correct subcooling value
in, run the unit for a minimum of 15 minutes is found at the intersection of the installed
prior to noting pressures and temperature. system and the outdoor ambient temperature
IMPORTANT: Indoor conditions on the Charging Chart located inside the access
as measured at the indoor coil must be within panel cover.
2°F [1.1°C] of the following during gross charge SC'from Charging Chart= °F LOC].
(pressure) evaluation: IMPORTANT: Indoor conditions as
Cooling Mode: 80°F [26.7°C] Dry Bulb measured at the indoor coil are required to'be
Heating Mode: 70°F [21.10C] Dry Bulb between 70°F [21.1°C] and 80°F [26.7°C] dry
bulb for fine-tuned unit charge adjustment. Unit
NOTICE: If the Indoor temperature is above charging is recommended under the following
or below this range, run the system to bring the outdoor conditions ONLY:
temperature down or run the electric heat/furnace Cooling Mode ONLY. 55°F [12.8°C] outdoor dry
to bring the temperature within this range. System bulb and above
pressure values-provided in the Charging Chart for
outdoor dry bulbs corresponding to conditions outside
of these ranges are provided as reference ONLY.
31
STA RT-U P
Checking Refrigerant Charge (cont.)
NOTICE: If the indoor temperature is conditions, add charge. If the measured subcool
above or below the recommended range, run the is above the listed requirement for the given
system to bring the temperature down or run the outdoor and indoor conditions, remove charge.
electric heat/furnace to bring the temperature Finishing Up Installation
up. System subcooling values provided in
the Charging Chart for outdoor dry bulbs • Disconnect pressure gauges from pressure ports;
corresponding to conditions outside of the above then replace the pressure port caps and tighten
o range are provided as reference ONLY. adequately to seal caps. Do not overtighten.
is 2. Note the measured Liquid Pressure, Pliq = • Replace the service valve caps finger-tight
psig, as measured from the liquid and then tighten with an open-end wrench
(small)service valve. Use the Temperature adequately to seal caps. Do not overtighten.
Pressure Chart below to note the corresponding . Replace control box cover and service panel and
saturation temperature for R-41 OA at the
measured liquid pressure. install screws to secure service panel.
Liquid Saturation Temperature, SAT°= OF • Restore power to unit at disconnect if required.
[__ -°C]. • Configure indoor thermostat per the thermostat
3. Note the liquid line temperature, Liq°_ OF installation instructions and set thermostat to
LOC], as measured from a temperature desired mode and temperature.
probe located within 6" [15.2 cm] outside of NOTICE
the unit on the copper liquid line (small line). Systems should not be fine-
It is recommended to use a calibrated clamp- tune charged below 40°F [4.4°C] outdoor dry bulb.
on temperature probe or an insulated surface
thermocouple. IMPORTANT: Excessive use of
4. Subtract the liquid line temperature from the elbows in the refrigerant line set can produce
saturation temperature to calculate subcooling. excessive pressure drop. Follow industry
SAT'_'F L_°C] - Liq° °F L--°C] = best practices for installation. Installation
SCO OF L__°C] and commissioning of this equipment is to
5.Adjust charge to obtain the specified subcooling be performed by trained and qualified HVAC
value. If the measured subcool is below the listed professionals. For technical assistance, contact
requirement for the given outdoor and indoor your Distributor Service Coordinator.
TEMPERATURE PRESSURE CHART
SATURATION R-41 OA SATURATION R-41 OA SATURATION R-410A SATURATION R-41 OA
TEMP PSIG TEMP PSIG TEMP PSIG TEMP PSIG
(Deg.F)[Deg. (Deg.F)[Deg. (Deg.F)[Deg. (Deg.F)[Deg.
C] C] C] C]
-150 [-101] - -30 [-34] 17.9 35 [2] 107.5 100 [38] 317.4
-140 [-96] - -25 [-32] 22.0 40 [4] 118.5 105 [41] 340.6
-130[-90] - -20 [-29] 26.4 45 [7] 130.2 110 [43] 365.1
-120 [-84] - -15 [-26] 31.3 50 [10] 142.7 115 [46] 390.9
-110[-79] - -10 [-23] 36.5 55 [13] 156.0 120 [49] 418.0
-100 [-73] - -5 [-21] 42.2 60 [16] 170.1 125 [52] 446.5
-90[-68] - 0 [-18] 48.4 65 [18] 185.1 130 [54] 476.5
-80[-62] - 5 [-15] 55.1 70 [21] 201.0 135 [57] 508.0
-70[-57] - 10 [-12] 62.4 75 [24] 217.8 140 [60] 541.2
-60 [-51] 0.4 15 [-9] 70.2 80 [27] 235.6 145 [63] 576.0
-50[-46] 5.1 20 [-7] 78.5 85 [29] 254.5 150 [66] 612.8
-40[-40] 10.9 25 [-4] 87.5 90 [32] 274.3
-35 [-37] 14.2 30 [-1] 97.2 95 [35] 295.3
32
R�' �
COMPONENTS AND CONTROLS
O' Compressor Crankcase Heat (CCH)
While scroll compressors usually do not require 0 When a low ambient control is used for system
crankcase heaters, there are instances when a operation below 55°F.
heater should be added. Refrigerant migration All heaters are located on the lower half of the
during the off cycle can result in a noisy start up. compressor shell. Its purpose is to drive refrigerant
Add a crankcase heater to minimize refrigerant from the compressor shell during long off cycles,
migration and to help eliminate any start up noise thus preventing damage to the compressor during
or bearing "wash out." start-up.
NOTE: A crankcase heater should be installed if: At initial start-up or after extended shutdown
• The system charge exceeds the values listed in periods, make sure the heater is energized for at
the adjacent tables, least 12 hours before the compressor is started.
•The system is subject to low voltage variations, (Disconnect switch is on and wall thermostat is off.)
or
MAXIMUM SYSTEM CHARGE VALUES n
O
RA14 Charge Limit
T-VO Model Compressor Without Crankcase c
O Size Model Number Heat 1 Phase C,
18AJ ZP14KAEIZP14KSE 9 6 lbs co
24AJ ZP20KAE 9.6 Itis. H
0 ®® 36AJ ZP24K5E 9.6 lbs
O
36AJ ZP29K6E 9.6lbs.
0 42AJ ZP34KSE 12 lbs.
0 48AJ ZP39KSE 12 lbs.
60AJ ZP49K6E 12 lbs.
36AC ZP31K6E-TF5 9.6 lbs
42AC ZP34KSE-TF5 12 lbs.
48AC ZP42KSE-TF5 12 His.
60AC ZP61K6E-TF5 12 lbs.
36AD ZP31K6E-TFD 9.6 Itis.
42AD ZP34KSE-TFD 12 Itis.
MAXIMUM SYSTEM CHARGE VALUES 48AD ZP42K5E-TFD 12 His.
RA13 Charge Limit 60AD ZP51K5E-TFD 12 Itis.
Model Compressor Without Crankcase
Size Model Number Heat 1 Phase
18AJ ZPI4KAEfZP14K6E 9 6 lbs
24AJ ZP20KAE 9 6 Itis MAXIMUM SYSTEM CHARGE VALUES
30AJ ZP24K5E 9 6 lbs RA16 Charge Limit
36AJ ZP31K6E 9 6lbs Model Compressor Wlthout Crankcase
42AJ ZP34KSE 12lbs Size Model Number Heat 1 Phase
48AJ ZP42K5E 12 Itis 18AJ ZP14K6E 9.6 Ibs,
60AJ ZP51K5E 12lbs 24AJ ZP21K6E 9 6lbs.
36AC ZP31K6E-TF5 9 6lbs 30AJ ZP24K6E 9.6 lbs.
42AC ZP34KSE-TF5 121bs 36AJ ZP31K6E 9.6 lbs
48AC ZP42K5E-TF5 121bs 42AJ ZP34K6E 12 lbs.
60AC ZP51K5E-TF5 121bs 48AJ ZP38K6E 12 lbs.
36AD ZP31K6E-TFD 96Itis 60AJ ZP49K6E 12 lbs.
42AD ZP34KSE-TFD 12lbs 606.1 ZP49K6E 121bs
48ADZP42K5E-TFD 12 Itis. 36AC ZP31K6E-TF5 12lbs
604
D ZP51 KSE-TFD 121bs 42AC ZP34K6E-TF5 12lbs
48AY ZP42K5E-TFE 121bs 48AC ZP38K6E-TF5 12lbs
60AY ZP51K5E-TFE 12 Itis. 60AC ZP49K6E-TF5 12 lbs.
High- and Low-Pressure Controls (HPC and LPC)
HPC and LPC are not installed on RA13 AJINA, The low-pressure control (LPC) is an automatic-
but can be field installed using the followiing reset which opens near 15 PSIG and closes near
kit numbers: RXAB-AOz(high pressure control) 40 PSIG.
and RXAC-AOZ (low pressure control).These
controls keep the compressor from operating in �+
pressure ranges which can cause damage to the ®CAUTION: The compressor has
compressor. Both controls are in the low-voltage an internal overload protector. Under some
control circuit. conditions, it can take up to 2 hours for this
The high-pressure control (HPC) is an automatic- overload to reset. Make sure overload has had
reset which opens near 610 PSIG and closes near time to reset before condemning the compressor.
420 PSIG.
33
ACCESSORIES
AWARNING: Turn off electric power Time Delay Control
at the fuse box or service panel before making (Part No. RXMD-B01 )
any electrical connections.Also,the ground
connection must be completed before making line The time delay control is in the low voltage control
voltage connections. Failure to do so can result in circuit.When the compressor shuts off due to a
electrical shock, severe personal injury, or death. power failure or thermostat operation,this control
keeps it off at least 5 minutes which allows the
ACAUTION: system pressure to equalize, thus not damaging
the compressor or blowing fuses on start-up.
SINGLE POLE COMPRESSOR
CONTACTOR (CC): Low Ambient Control (LAC)
Single pole contactors are used on all single- (Part No. RXAD-A08)
phase units up through 5 tons. Caution must be This component senses compressor head
exercised when servicing as only one leg of the pressure and shuts the heat pump fan off when
power supply is broken with the contactor. the head pressure drops to approximately 250
PSIG.This allows the unit to build a sufficient head
pressure at lower outdoor ambient(down to 0°F
[-18°C]) in order to maintain system balance and
obtain improved capacity. Low ambient control
should be used on all equipment operated below
AD
N 70°F [21'C}ambient.
Hard Start Components
Start components are not usually required with
the scroll compressors used in RA13 condensing
units, but are available for special cases and
where start components are desirable to reduce
light dimming.
34
DIAGNOSTICS
Electrical Checks Flowchart
Unit -
Running?
Go to Mechanical Checks
for Cooling or Heating
Thermostat
Problem?
Repairand
Recheck 1
Transformer
Problem?
Repairand
Recheck /
Voltage on Compressor
Side of Contactor? ' d"
1
Run Capacitor' Voltage on U,
Side ofContadoi? o
® o
0
Start Capacitor CircuitBreakersor N
Fuses Open-
Compressor
Potential Relay Contactor
Compressor Internal CompressorWnding
OvedoadOpen . GroundedI j
HiPressureCutOut
CompressorWinding OutdoorFan Motor HotGas Sensor
Olen Grounded
UnitWrIngand Compressor
Connections- GroundedCapaator- Time-Delay
UnitNliring and-
=Iepla Connections
35
DIAGNOSTICS
Cooling Mechanical Checks Flowchart
Outdoor Unit
Running?
Go to Electrical
Checks Flowchart
Problems?
Dirty Outdoor Low on Dirty Filters
Cod Charge
Inoperative Outdoor Open IPR Dirty or Coil
FanFValve
Overcharge LowAmbient Inadequate Indoor
Temperature Airflow
FRecirculation of Bad Inoperative Indoor
Outdoor AirCompressor Blower
FNT. condensibles Outdoor Check Low on Charge
Valve Closed
N
HigherThan Ambient Air Restricted Indoor Restricted Indoor
c Entering Outdoor Coil Metering Device Metering Device
c _
Wrong Outdoor Restricted Restriction in
Fan Rotation Filter Drier System
Recirculation of.
Indoor Air
Wrong Indoor
Blower Rotation
Inadequate Ducts
Outdoor Check
Valve Closed
Restricted
Filter Dner
36
DIAGNOSTICS
General Troubleshooting Chart
AWARNING: Disconnect all power to
unit before servicing. Contactor may break only one
side. Failure to shut off power can cause electrical
shock resulting in personal injury or death.
SYMPTOMPOSSIBLE
Unit will not run • Power off or loose electrical connection • Check for correct voltage at line voltage connections in
condensing unit.
• Thermostat out of calibration—set too high • Reset.
• Defective control board • Check control board diagnostic codes.
• Blown fuses/tripped breaker • Replace fuses/reset breaker.
• Transformer defective • Check wiring.Replace transformer.
• High-pressure control open • Reset Also see high head pressure remedy.The high-
Low-pressure control open pressure control opens at 610 PSIG.
• Miswiring of communications(communication • Check communication wiring.
light on continuously)
Outdoor fan runs, • Run or start capacitor defective • Replace.
compressor doesn't • Contactor defective • Replace.
• Loose connection • Check for correct voltage at compressor.Check and
tighten all connections.
• Compressor stuck,grounded or open motor • Wait at least 3 hours for overload to reset.If still open,
winding,open internal overload. replace the compressor.
• Low-voltage condition • Add start kit components.
Insufficient cooling • Improperly sized unit • Recalculate load.
• Improper indoor airflow • Check.Should be approximately 400 CFM per ton.
• Incorrect refrigerant charge • Charge per procedure attached to unit service panel.
• Air,noncondensibles,or moisture in system • Recover refrigerant.Evacuate and recharge.Add filter
drier.
• Bad ID TXV • Replace TXV
Compressor short • Incorrect voltage • At compressor terminals,voltage must be t 10%of
cycles nameplate marking when unit is operating.
• Defective overload protector • Replace.Check for correct voltage.
• Refrigerant undercharge • Add refrigerant. v i
I c ,
Registers sweat • Low indoor airflow • Increase speed of blower or reduce restriction.
Replace air filter. .
High head,low vapor • Restriction in liquid line,expansion device,or • Remove or replace defective component.
pressures filter drier
• Bad TXV • Replace TXV.
High head,high • Dirty outdoor cod • Clean coil.
or normal vapor • Refrigerant overcharge • Correct system charge.
pressure—Cooling • Outdoor fan not running • Repair or replace.
mode • Air or noncondensibles in system • Recover refrigerant.Evacuate and recharge.
Low head,high vapor • Bad TXV • Replace TXV.
pressures • Bad compressor • Replace compressor.
Low vapor,cool • Low indoor airflow • Increase speed of blower or reduce restriction.
compressor,iced Replace air filter.
indoor cod • Operating below 65°F outdoors • Add Low Ambient Kit.
• Moisture in system • Recover refrigerant.Evacuate and recharge.Add filter
drier.
• Closed ID circuit • Repair or replace ID cod
High vapor pressure • Excessive load • Recheck load calculation.
• Defective compressor • Replace.
Fluctuating head and • TXV hunting • Check TXV bulb clamp.Check air distribution on cod.
vapor pressures Replace TXV.
• Air or noncondensibles in system • Recover refrigerant.Evacuate and recharge.
Gurgle or pulsing • Air or noncondensibles in system • Recover refrigerant.Evacuate and recharge.
noise at expansion
device or liquid line
37
DIAGNOSTICS
Service Analyzer Charts
COMPRESSOR OVERHEATING
SYMPTOMPOSSIBLE
High superheat Low charge Check system charge.
(greater than 15°F
[-9°C]at cod) Faulty metering device Restricted cap tube,TEV(T)CV)
Power element superheat out of adjustment internally
Foreign matter stopping flow
High internal load Hot air(attic)entering return
Heat source on;miswired or faulty control
Restriction in liquid line Drier plugged.
Line kinked.
Low head pressure Low charge
Operating in low ambient temperatures
Suction or liquid line subjected to high heat Hot attic/insulate liquid line
source
Hot water line
Low line voltage Loose wire connections Check wiring.
Power company problem,transformer Have problem corrected before diagnosis continues.
Undersized wire feeding unit Correct and complete diagnosis.
High line voltage Power company problem Have problem corrected.
High head Overcharge Check system charge.
pressure
._ Dirty outdoor coil Clean coil.
Faulty or wrong size outdoor fan motor Replace fan motor.
.N
Faulty fan blade or wrong rotation Replace fan blade.
. o
o, Replace with correct rotation motor.
0
o Recirculation of air Correct installation.
Additional heat source Check for dryer vent near unit.
Check for recirculation from other equipment.
Noncondensibles Recover refrigerant.Evacuate and recharge'system.
Equipment not matched Correct mismatch.
Short cycling of com- Faulty pressure control Replace pressure control.
pressor
Loose wiring Check unit wiring.
Thermostat Located in supply air stream
Differential setting too close
Customer misuse
TEV Internal foreign matter
Power element failure
Valve too small
Distributor tube/tubes restricted
Distributor tube Restricted with foreign matter
Kinked
I.D.reduced from previous compressor failure
38
DIAGNOSTICS
Service Analyzer Charts
COMPRESSOR OVERHEATING (cont.)
SYMPTOMPOSSIBLE CAUSE CHECK • REMEDIES
-
Short cycling of Low charge Check system charge.
compressor(cont.)
Low evaporator airflow Dirty coil
Dirty filter
Duct too small or restricted
Faulty run capacitor Replace.
Faulty internal overload Replace compressor.
Faulty Compressor Fast equalization/Low pressure difference , Replace compressor and examine system to
Valves locate reason.
ELECTRICAL
SYMPTOMPOSSIBLE CAUSE CHECK • REMEDIES
-
Voltage present on Compressor start components Check start capacitor.
load side of com-
pressor contactor Check potential relay.
and compressor
won't run Run capacitor Check with ohmmeter
Internal overload Allow time to reset.
Compressor windings Check for correct ohms.
Voltage present on Thermostat Check for control voltage to contactor coil.
line side of com-
pressor contactor Compressor control circuit High-pressure switch
only
Low-pressure switch
Ambient thermostat
' v
Solid-state protection control or internal thermal sensors
N
Compressor timed off/on control or interlock
N•,
No voltage on line Blown fuses or tripped circuit breaker Check for short in wiring or unit.
side of compressor
contactor Improper wiring Recheck wiring diagram.
Improper voltage High voltage Wrong unit
Power supply problem
Low voltage Wrong unit
Power supply problem
Wiring undersized
Loose connections
Single Phasing(3 phase) Check incoming power and fusing.
FLOODED STARTS
SYMPTOMPOSSIBLE CAUSE CHECK • REMEDIES
-
Liquid In the com- Faulty or missing crankcase heater Replace-crankcase heater.
pressor shell
Too much liquid in Incorrect piping Check piping guidelines.
system
Overcharge Check and adjust charge.
39
DIAGNOSTI(S
Service Analyzer Charts
CONTAMINATION
POSSIBLESYMPTOM
Moisture Poor evacuation on installation or during service In each case,the cure is the same.Recover refrigerant.
Add filter drier,evacuate,and recharge.
High head pressure Noncondensibles air
Unusual head and Wrong refrigerant or mixed refrigerants
suction readings
Foreign matter- Copper tubing cuttings
copper filings
Copper oxide - Dirty copper piping or nitrogen not used when
brazing
Welding scale Nitrogen not used during brazing
Soldering flux Adding flux before seating copper partway
Excess soft solder Wrong solder material
LOSS OF LUBRICATION
POSSIBLESYMPTOM
Compressor failures Line tubing too large Reduce pipe size to improve oil return.
Low suction pressure Low charge Check system charge.
Refrigerant leaks Repair and recharge.
Cold,noisy Dilution of oil with refrigerant Observe piping guidelines.
compressor-
Slugging
ompressor-Slugging
Noisy compressor Migration , Check crankcase heater.
Cold,sweating Flooding Check system charge.
o compressor
c
o Low load Reduced airflow Dirty filter
,v -
Dirty coil
Wrong duct size
Restricted duct
Thermostat setting- Advise customer.
Short cycling of Faulty high-or low-pressure control Replace control.
compressor
Loose wrong Check all control wires.
Thermostat In supply air stream,out of calibration
Customer misuse
SLUGGING
POSSIBLESYMPTOM
On start-up Incorrect piping Review pipe size guidelines.
TEV hunting when Faulty,TEV Replace TEV.
running
40
DIAGNOSTICS
Service Analyzer Charts
FLOODING
SYMPTOMPOSSIBLE
Loose sensing bulb Secure the bulb and insulate.
Poor system control Bulb in wrong location - Relocate bulb.
using a TEV Wrong size TEV Use correct replacement.
Improper superheat setting(less than 5°F[-15°C]) Replace TEV.
THERMOSTATIC EXPANSION VALVES
SYMPTOMPOSSIBLE
Moisture freezing and blocking valve Recover charge,install filter-drier,evacuate system,
recharge.
Dirt or foreign material blocking valve Recover charge,install filter-drier,evacuate system,
recharge.
Low refrigerant charge Correct the charge.
Vapor bubbles in liquid line Remove restriction in liquid line.Correct the refrigerant
charge.
High Superheat,Low Remove noncondensible gases.
Suction Pressure
(superheat over Size liquid line correctly.
Misapplication of internally equalized valve Use correct TEV.
Plugged external equalizer line Remove external equalizer line restriction.
Undersized TEV Replace with correct valve.
Loss of charge from power head sensing bulb Replace power head or complete TEV.
Charge migration from sensing bulb to power Ensure TEV is warmer than sensing bulb.
head(Warm power head with warm,wet cloth. v
Does valve operate correctly now?)
o ,
' o
N
Moisture causing valve to stick open. Recover refrigerant,replace filter-drier,evacuate system,
and recharge. V'
Dirt or foreign material causing valve to stick Recover refrigerant,replace filter drier,evacuate system,
open and recharge.
TEV seat leak(a gurgling or hissing sound is Replace the TEV.
Valve feeds too much heard AT THE TEV during the off cycle,if this is
refrigerant,with low the cause).NOT APPLICABLE TO BLEED PORT
superheat and higher VALVES.
than normal suction Oversized TEV Install correct TEV.
pressure
Incorrect sensing bulb location Install bulb with two mounting straps,in 2:00 or 4:00
position on suction line,with insulation.
Low superheat adjustment Replace TEV.
Incorrectly installed,or restricted external Remove restriction,or relocate external equalizer.
equalizer line
41
DIAGNOSTICS
Service Analyzer Charts
THERMOSTATIC EXPANSION VALVES (cont.)
SYMPTOMPOSSIBLE
Refrigerant drainage from flooded evaporator Install trap riser to the top of the evaporator coil.
Compressor flood Inoperable crankcase heater or crankcase heater Replace or add crankcase heater.
back upon start-up needed
Any of the causes listed under symptoms of Any of the solutions listed under solutions of Electrical
Electrical problems on page 45 problems on page 45
Unequal evaporator circuit loading Ensure airflow is equally distributed through evaporator.
Superheat is low to Check for blocked distributor tubes.
normal with low
suction pressure Low load or airflow entering evaporator coil Ensure blower is moving proper air CFM.
Remove/Correct any airflow restriction.
Expansion valve is oversized Install correct TEV.
Sensing bulb is affected by liquid refrigerant or Relocate sensing bulb in another position around the
Superheat and refrigerant oil flowing through suction line circumference of the suction line.
suction pressure Unequal refrigerant flow through evaporator Ensure sensing bulb is located properly.
fluctuate(valve is circuits
hunting) Check for blocked distributor tubes.
Moisture freezing and partially blocking TEV Recover refrigerant,change filter-drier,evacuate system,
and recharge.
External equalizer line not connected or line Connect equalizer line in proper location,or remove any
plugged blockage.
Valve does not Sensing bulb lost its operating charge Replace TEV.
regulate at all
Valve body damaged during soldering or by Replace TEV.
improper installation
•N
O
C
O ,
D '
42
DIAGNOSTICS
COOLING MODE
TROUBLESHOOTING TIPS
INDICATORS
SYSTEM DISCHARGE SUCTION SUPERHEAT SUBCOOLING COMPRESSOR
PROBLEM PRESSURE PRESSURE Normal:5°-15°F Normal:See AMPS
[-15°—-9°C] Charging Chart
Overcharge High High Low High High
Undercharge Low Low High Low Low
Liquid Restriction Low Low High High Low
(Drier)
Low Indoor Airflow Low Low Low Low Low
Dirty Outdoor Coil High High Low Low High
Low Outdoor Low Low High High Low
Ambient Temperature
Inefficient Low High High High Low
Compressor
IndoorTXV Feeler
Bulb Charge Lost Low Low High High Low
F
Poorly Insulateddoor Sensing Bulb High High Low Low High
v
0
N
N•
43
Wiring Diagrams
A
------------� i Q I a
SC TO SR 2CCH
I I I 3 r
(OPT)/� TO OFM11 1 OND
o-R �. R........=•` p1 i 00 PRr-TO SC CHC
II •`gip/� R LI L
OPT -
2 5 Q•BK-•-•-•-•i•-•-•i i RC2
Sc RCI CC CC a
6 R TI 3
I TO CC yCIO
BR PR (T3) 5 SR 2 1 fD
I•-•.•.•PR---- HERM I _TO OFM TO COMP (S)- • SR RES 9
DOM (CE OPT.) O
BR FAN RC I R fl.
F'�A
0
C COMP <p
p BK 0 I I -IS N
COMP i R •� CC , I H C
F
BK I TOC R2 AI Yl Y2 (OPT) BK I I I RC
Y ------Y---------I------ R I I LAC
(OPT) --BR-------- I I BK OFM
MIOPT)
.......R....-...T.....-...J s I I L
BR UG
(OPT) GND
HPC Yr•-•-•-•-•-•-•BK-.-.-._.J I I
HGS Y /®�
(OPT) I
Y (OPT) Y I Y I I I TOC CC
Y
LAC BK
III tH.
(OPT) S
BK� TB(OPT) I I I LPC
Y BR
I I
I I
Y BR I I I
WIRING DIAGRAM ® ��
WRING SCHEMATIC
COMPONENT CODE NOTES. WIRE COLOR CODE
CC COMPRESSOR CONTACTOR ICONNECTORS SUITABLE FOR USE WITH COPPER CONDUCTORS ONLYBK BLACK GY GRAY R RED
, .
CCH CRANKCASE HEATER BR BROWN 0 ORANGE W WHITE
CHC CRANKCASE HEATER CONTROL 2 COMPRESSOR MOTOR THERMALLY PROTECTED AND ALL 3 PHASE ARE BL BLUE PK PINK Y YELLOW
COMP COMPRESSOR PROTECTED UNDER PRIMARY SINGLE PHASE CONDITIONS,
ONO GROUND.CHRSSIS G GREEN PR PURPLE
HGS HOT GAS SENSOR 3.CONNECT FIELD WIRING IN GROUNDED RAINTIGHT CONDUIT TO
HPC HIGH PRES.CUT-OUT CONTROL FUSED DISCONNECT,VOLTAGE,HERTZ AND PHASE PER RATING
LPC LOW PRESSURE CONTROL
LAG LOW AMBIENT COOLING CONTROL PLATE. ELECTRICAL .WIRING DIAGRAM
OFM OUTDOOR FRN MOTOR 4.LOW VOLTAGE CIRCUIT i0 BE N E.C.CLASS 2 WITH A CLASS 2
OPT OPTIONAL TRANSFORMER 24 VOLT.50 OR 60 HERTZ.
PTCR POSITIVE TEMPERATURE COEFFICIENT RELAY REMOTE AIR CONDITIONER
RC RUN CAPACITOR 5.TO THERMOSTAT SUB-BASE.REFER TO SYSTEM SCHEMATICS OR
RES RESISTOR SCHEMATICS ON INDOOR SECTION FOR LOW VOLTAGE CONTROL WIRING SINGLE PHASE
SC START CAPACITOR
SR START RELAY
TB TERMINAL BLOCK 6 BLACK WIRE FROM SR 151 TO LC ITII DELETED WHEN PTLfl IS USED.
TOC TIME DELAY CONTROL
DR.BY APP.BY GATE DWG.NO. REV
MB 1-28-9
z 90-23238-81 15
O
/3\ 1 AUX I -,
TO CCH . v �, -� I I CCH I I
I JGND S
1 1 LI L GNO L @
1 1
' 1 CC CC CC CD
1 1 I TI 2 T3
G/Y
�ND I CC 1•r lu
CCH —•—•—•—•—.---BK—.—.—.—.—.—.—.—.—.—.—.—., =T', ID
(OPT) 0
O
DFM D o I o.
BR AUX •BKI FIELD CCH ALLED COMP
BK N
CC rt
QCOMP PR
2 R •�
8K TDC R RI YI Y2 (OPT) SK I I LAC
(OPT) Y -----Y------F-------
CCH --------BR------•rr BK
.— —.—.—. —.—.—.—.—.R—.—.—.L.—.—.--- I III t RC1
/b---.—.—.—.—.—. —.—.—.—.—,BK—.—.—.'....—.—.—.—...1 I I IGAD. -
V I I I LUG
RR
(OPT) I I IGNO
HPC Y r•—•—•—•—•—•—•BK—.—.—J
LPC Y I
(OPT) I RI Yl
HGS Y Y I I I I TDC CC
(OPT)
Y 2 Y
Y I I I I I HPC
!PT)
BK I I I I HOS
:BK I I I I LPC
BK TB (OPT) Y BR ZE
I I
Y BR IIII Q ® %0
a Z� 0�
COMPONENT CODE NOTES: WIRING INFORMATION WIRE COLOR CODE C�
LINE VOLTAGE BK__BLACK 0---ORANGE
CC COMPRESSOR CONTACTOR 1.CONNECTORS SUITABLE FOR USE WITH COPPER CONDUCTORS ONLY. -FACTORY STANDARD BR BROWN PR PURPLE
CCH CRANKCASE HEATER -FACTORY OPTION —•—•—•• -- --
COMP COMPRESSOR 2.COMPRESSOR MOTOR THERMALLY PROTECTED AND ALL 3 PHASE ARE BL__BLUE R--_RED
PROTECTED UNDER PRIMARY SINGLE PHASE CONDITIONS. -FIELD INSTALLED
ONO
HOT GA SENSOR
LOW VOLTAGE G___GREEN W___WHITE
HGS HOT GAS SENSOR 3.CONNECT FIELD WIRING IN GROUNDED RAINTIGHT CONDUIT TO GY__GRAY Y---YELLOW -
HPC HIGH MBIEN UT-OUT CONTROL -FACTORY STANDARD
LAC LOW AMB]ENTCOOLING CONTROL FUSED DISCONNECT,VOLTAGE,HERTZ AND PHASE PER RATING -FACTORY OPTION
LPC LOW PRESSURE CONTROL
PLATE.
-FIELD INSTALLED -----�- ELECTRICAL WIRING DIAGRAM
0FM OUTDOOR FAN MOTOR 4.LOW VOLTAGE CIRCUIT TO BE N.E.C.CLASS 2 WITH A CLASS 2 ''-_
OPr OPTIONAL TRANSFORMER 24 VOLT.50 OR S0 HERTZ. REPLACEMENT WIRE
RG RUN CAPACITOR -MUST BE THE SAME SIZE AND TYPE OF REMOTE AIR CONDITIONER �v
RE 5 RESISTOR 5.TO THERMOSTAT SUBBASE.REFER TO SYSTEM SCHEMATICS OR
SC START CAPACITOR SCHEMATICS ON INDOOR SECTION FOR LOW VOLTAGE CONTROL WIRING INSULATION AS ORIGINAL (105 C.M1NJ THREE PHASE
T START RELAY WARNING
TB TERMINAL BLOCK -CABINET MUST BE PERMANENTLY
roc TIME DELAY CONTROL GROUNDED AND CONFORM TO I.E.C.. N.E.C.,
C.E.C.,NATIONAL WIRING REGULATIONS, OR BY APP.BY DATE DWG.NO. REV
AND LOCAL CODES AS APPLICABLE. MCB 9-]9-05 90-101229-08 1031
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