Loading...
HomeMy WebLinkAboutHVAC Records RoomJAMES C. McMAHON Director Telephone (631) 765 - 1283 Fax (631) 765-9015 To~n~Y~, ~PM ain Ro ad P.O. Box 1179 S~[.old, Nffw2~rk 11971 Southold Town Clerk TOWN OF SOUTHOLD DEPARTMENT OF PUBLIC WORKS REQUEST FOR PROPOSALS for the repairs to the HVAC System for the Archives Room Southold Town Hall 53095 Main Road Southold, NY 11971 The Town of Southold is requesting bid proposals for repairs to the HVAC System, as follows: Specifications for Repairs Required Indoor Unit Model BU042ACAM/Serial Number 38224002 Outdoor Model Number DCSL063Y Serial Number 994000114469 1. Leak test all refrigerant piping that is accessible. Concentrate on the evaporator return bends. Also check out door piping that is bent. There is R-22 refrigerant in the system which will be use as the base detection gas with nitrogen added to increase the pressure to #250 psig. The detection method ~vill be a combination of "bubbles" and electronic detection device. In lieu of an electronic detector, a Halide Leak Detector is acceptable. 2. Replacement of the following items: Compressor Model Number ZR04K3TF5930, RQ Number 0718807 P#JT018807 · Suction Line Dryer 1.125 Sweat · Liquid Line Dryer 3/8" Sweat · Matching replacement compressor one crankcase heater wired to line sitle of the contactor · Evacuation to recommended micron level to 250 hold for 30 min. to verify no increase above 750 micron level · Charging with new fresh refrigerant 22 · Include replacement of loss of charge control · Verify system operation · Submit written report of all findings including but not limited to the following: Refrigerant pressure with outdoor temp. Temperature reading at the return inlet and supply discharge Space wet bulb and dry bulb at start and finish Final temperature of suction line, liquid line and hot gas line Set the thermostat at 68 degrees and 55% Rh Clean and pressure washing the outdoor condensers on both systems, keeping in mind not to affect the aluminum fins. Support the piping that is connected to the outdoor condensers to prevent further damage. Place vibration padding between the piping and the supports Payment, in full, within 30 days of completion of the job. If you have any questions on the above, please give me a call at the number above. If you are interested in submitting a bid, please send a price quote to the above address by 4 PM, July 16, 2010.