Public Works Department-PWD has published Tender For Repairing And Servicing Of 120 Tr Chiller Air Conditioning Plant No. Ii Installed At Convention Center, Canal Road, Jammu. Submission Date for this Tender is 19-07-2023. Air Conditioner Tenders in jammu Jammu And Kashmir. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Repairs/ Servicing to 120TR Capacity Chiller Air Conditioning Plant No. II installed at convention center, canal road, Jammu. by way of disconnecting all the electrical connection from the main panel and then filling of Nitrogen gas in the system at a pressure of 1.5 times the operating pressure & maintaining it for 48 hrs to detect the leakages in the system. Brazing of all the leakage points with copper rods and oxyacetylene gas, then the entire system is to be first tested at low pressure to make sure that there is no leakage & then high pressure is to be applied and system is tested for leaks. Further the leakage testing is to be done by smearing soap solution over joints and pipes and observing for bubble formation. This pressure testing is to be repeated until there are no more leakages in the system. Then the system is charged with refrigerant gas about 60 kg (approx)&also replacement of drier core-2Nos. Job includes providing and fitting of temperature sensor, flow switch in place of damaged ones. The job also includesreplacement of damaged contactors- 02 No. HRC Fuse-2Nos in place of damaged ones. Proper setting of the plant parameters is to be done. Job also includes servicing of plant by way of Cleaning of prefilters, Chemcal cleaning of coolingcolis, spraying chemical cleaner over the coil surface by using jet cleaner pump on both sidesof coil for atleast 20 minutesand then spraying the coilwith fresh water till the foam goes away or till the chemical is washed off andthe cleaning process is repeated till the fins and cooling coils are totally cleaned. The job also includes cleaning of condenser cooling fans, greasing of motor bearings & making electrical connections to the plant.Complete job in all respects including cost of material, transportation, handling and labour charges and testing the chiller on full load. |
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