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| 1 | S&F MS pipe 150 mm diaheavy grade (Class - C) with all fittings laid in floors or fixed to walls and ceilings including taking down old MS pipefor Central AC Plant Complete all as specified and directed. |
| 2 | S&F MS pipe 80 mm diaheavy grade (Class - C) with all fittings laid in floors or fixed to walls and ceilings including taking down old MS pipefor Central AC Plant Complete all as specified and directed. |
| 3 | Supply & Fix in repair butterfly valve PN 1.6 size of dia 150 mm Complete all as specified and directed. |
| 4 | M&L for dismandling and repairing /servicing of pump set/ motor of capacity 12.5 HP for condenser pump set by replacing the gland packing, bearings, coupling all as per existing size including rusted nut and bolts, washers and reassembling, fixing the motor and pump at its position and connecting the suction and delivery water pipe includingone coat synthetic enemal paint over primer and testing under working conditions complete all as specified and directed . |
| 5 | M&L for dismandling and repairing /servicing of pump set/ motor of capacity 10 HP for CHWpump set by replacing the gland packing, bearings, coupling all as perexisting size including rusted nut and bolts, washers and reassembling ,fixing the motor and pump at its position and connecting the suction and delivery water pipe including one coat synthetic enemal paint over primer and testing under working conditions complete all as directed . |
| 6 | Supply, Fabricate and fixingof MS angle/MS plate/flat/rod for cooling tower frame, CT fan base, cooling tower ladders, andall supports made out of suitable size alongwithwelding/MS nuts, bolts and washers, hinges, locking arrangement including painting with two coats of synthetic enamel paint over one coat of red oxide primer including removimg existing unserviceable rusted one, complete all asspecified and directed |
| 7 | M & L for repair to damaged fiber of cooling tower by necessary cutting and patch work by casting with fiber material to match the existing complete all as specified and directed. |
| 8 | Supply and fixing of PVC Fills as per existing size at site, blue/black colour,suitable for any type of cooling tower of central air conditioning plant omplete all as specified and directed. |
| 9 | S&F in repair of cooling tower fan blade as per exisiting size with fan HUB including necessary connecting accessories complete all as specified and as directed. |
| 10 | S&F in repair of existing cooling tower by taking down all side FRP panel and replacement ofspray nozzel, including its pipe network and other supports as required for rigid operation of cooling tower without vibrationandleakproof , necessary welding/fabrication work and reassembling the same complete all as specified and directed. |
| 11 | S&F in repair ofexpansion tank of 750 Ltr by dismentalling of existing water pipeline andMS formworkas tank base and carrying out of tank repair by uising of suitable waterproof agent/sealent to make the tank leakproof and refixing the expansion tank on its original position on MS platform by providing necessary MSangle, MS plateincl welding, cutting etc and making the pipe connection as per exisitng complete all as specified and directed. |
| 12 | S&F in repair of20 TR capacityScroll type compressor by taking out unserviceable existing 20 TR capacityScroll type compressor denfoss make working refrigerant gas R-407C from water cooled central AC plant ofcapacity78 TR , replacement of compressor withnew one and fixingof new compressor sealed unit in positionto match with existing plant ,as per existing, brazing of discharge andsuction lines complete including necessary worknot mentioned in description to be included in quoted rate to make the plant functional complete all as specified & directed. |
| 13 | S&F in repair of expansion valve suitable for 78 TR complete as per exisisting size complete all as specified and as directed. |
| 14 | Supply and fixing ofdrier core for R-407C Refrigerent circuit of 20TR scroll compressor system complete all as specified & directed. |
| 15 | Supply and fixing ofHP/LP switch of make danfoss complete all as specified & directed. |
| 16 | Supply and fix in repair chiller/condensor water flow switch as per existing make and model complete all as specified & directed. |
| 17 | Supply only of Nitrogen gas for flushing and testing of leakages complete all as specified and as directed. |
| 18 | Supply only forRecharge/Top up RefrigerantR-22/407C/R134a)for Central AC plant of various capacities complete all asspecified and directed. |
| 19 | M&L for disconnecting and lifting of existing compressor from the system, pressure testing / leak arresting , vaccumising with dry nitrogen gas, incl replacing the unserviceable strainers and charging the refrigerant to the system all as required and testing of central Ac plant complete all as specified and directed. |
| 20 | Supply and fixing in replacement of V beltsuitable for AHU blower motor unit complete all as specified and as directed. |
| 21 | S&F in repair complete outdoor unit with and including condensor coil, compressor, outdoor fan with motor for split AC of 1.5 TR capacity complete all as specified and directed |
