REPAIR , MAINT OF PACKAGE AC AND CENTRAL AC, PUMPS, MOTORS AND REPLACEMENT OF GI, MS PIPE LINE CONTROL VALVE AT VARIOUS LOCATIONS AT AF STATION CHAKERI KANPUR

Amount

M&L for opening , dismentling, servicing and overhauling of compressors of central AC Plants of following make & model as given here after at various locations , disconnecting all electric connection carefully and then opening suction/discharge liquid line, gauge line etc including pumping down refrigerant gas to existing condensers / empty cylinder . Taking out old compressor oil in empty barrel & transporting compressor to contractors workshop for repairs and dismanteling and opening of compressors, checking each part of compressors i.e crank shaft, bearings, piston rings, suction/discharge reeds, guide assembly, oil pump assembly, shaft seal assembly for its servicieability,fixing/replacement of old serviceable/ New/Worn out part cleaning and polishing of all metalic parts, oil chambers, re-assembling of compressor,installation back on foundation connecting complete with existing system & making all electric & piping connection than testing of pressure by applying dry nitrogen, vaccum test and recharging of exsting of stored gas to the compressor and testing of unit complete all as specified and directed. Compressor capacity 48 TR, Make-Voltas, Model 5 H 40 HN-7 chiller plant Note: 1- Spare parts shall be measured and paid separately. 2. Grinding and polishing of shaft and Nitrogen leak testing will be measured and paid separately. 3. Labour charge for Pumping down of refrigerent gas and release after repairs deemed to be included in the quoted rate.

All as per item No 1.00 above but Compressor capacity 80 TR complete all as specified and directed. Make -Voltas, Model 5 H 40 HN-7 Central AC plant

All as per item No 1.00 above but Compressor capacity 50 TR complete all as specified and directed. Make- Voltas, Model 5 H 40 CRS Central AC plant

All as per item No 1.00 above but Compressor capacity 48 TR complete all as specified and directed. Make- Accel sabroe, Model AC 4-65 Jig Boaring AC plant

All as per item No 1.00 above but Compressor capacity 100 TR complete all as specified and directed. Make- Blue star model JS-83F T-508 101 Block

S&F in replacement of following spare parts of compressor:- Compressor capacity 48 TR, Make-Voltas, Model 5 H 40 HN-7 chiller plant Main bearing seal end

Main bearing pump end

Connecting rod assembly

C R bearing

Cylinder Sleeve

Piston

Oil pressure release valve

Suction valve reed

Oil filter assembly

Piston ring set

Aluminium washer set

Gudgeon Pin

Gudgeon pin Bush

Discharge valve assembly

Oil pump assembly

Rocker for unloading mechanism

Piston circlip

O' Ring set with teflon set

Liner unloading Ring with Spring & Pin

Connecting rod nut & bolt

Retaining spring

Suction retaining plate

Safety valve

Gasket set complete

Thrust coller

Main service Valve

Discharge Service Valve

Suction Service Valve

S&F in replacement of following spare parts of compressor:- Compressor capacity 80 TR, Make -Voltas, Model 5 H 40 HN-7 Central AC plant Main bearing seal end

Main bearing pump end

Connecting rod assembly

C R bearing

Cylinder Sleeve

Piston

Oil pressure release valve

Suction Valve reed

Oil filter assembly

Piston ring set

Aluminium washer set

Gudgeon Pin

Gudgeon pin Bush

Discharge valve assembly

Oil pump Assembly

Rocker for unloading mechanism

Piston Circlip

O' Ring set with tefelon set

Liner unloading Ring with Spring & Pin

Connecting rod nut & bolt

Retaining spring

Suction retaining plate

Safety valve

Gasket set complete

Discharge Service Valve

Suction Service Valve

Cylinder Liner

Unloader Sleeve

Valve Lifter Pin

Valve lifter pin spring

Valve Plate

Suction Valve spring

Discharge valve guide assembly

Seal End washer

Seal End Thrust washer

Shaft seal cover plate

Suction Filter

Heater

Pump End Thrust washer

Oil filter Screen

S&F in replacement of following spare parts of compressor:- Compressor capacity 50 TR, Make -Voltas, Model 5 H 40 HN-7 Central AC plant at CRS AT HN-2 Main bearing seal end

Main bearing pump end

Connecting rod assembly

C R bearing

Cylinder Sleeve

Piston

Oil pressure release valve

Suction Valve reed

Oil filter assembly

Piston ring set

Aluminium washer set

Gudgeon Pin

Gudgeon pin Bush

Discharge valve assembly

Oil pump Assembly

Rocker for unloading mechanism

Piston Circlip

O' Ring set with tefelon set

Liner unloading Ring with Spring & Pin

Connecting rod nut & bolt

Retaining spring

Suction retaining plate

Safety valve

Gasket set complete

Discharge Service Valve

Suction Service Valve

Cylinder Liner

Unloader Sleeve

Valve Lifter Pin

Valve lifter pin spring

Valve Plate

Suction Valve spring

Discharge valve guide assembly

Seal End washer

Seal End Thrust washer

Shaft seal cover plate

Suction Filter

Heater

Pump End Thrust washer

Oil filter Screen

S&F in replacement of following spare parts of compressor:- Accel Sabro Model AC 4-65 Jig Boaring AC plant Main bearing seal end

Main bearing pump end

Connecting rod assembly

C R bearing

Cylinder Sleeve

Piston

Oil pressure release valve

Suction valve reed

Oil filter assembly

Piston ring set

Aluminium washer set

Gudgeon Pin

Gudgeon pin Bush

Discharge valve assembly

Oil pump assembly

Rocker for unloading mechanism

Piston circlip

O' Ring set with tefelon set

Liner unloading Ring with Spring & Pin

Connecting rod nut & bolt

Retaining spring

Suction retaining plate

Safety valve

Gasket set complete

Thrust coller

Main service Valve

Discharge Service Valve

Suction Service Valve

S&F in replacement of following spare parts of compressor:- For Blue star model JS-83F T-508 101 Block Main bearing seal end

Main bearing pump end

Connecting rod assembly

C R bearing

Cylinder Sleeve

Piston

Oil pressure release valve

Suction Valve reed

Oil filter assembly

Piston ring set

Aluminium washer set

Gudgeon Pin

Gudgeon pin Bush

Discharge valve assembly

Oil pump Assembly

Rocker for unloading mechanism

Piston Circlip

O' Ring set with tefelon set

Liner unloading Ring with Spring & Pin

Connecting rod nut & bolt

Retaining spring

Suction retaining plate

Safety valve

Gasket set complete

Discharge Service Valve

Suction Service Valve

Cylinder Liner

Unloader Sleeve

Valve Lifter Pin

Valve lifter pin spring

Valve Plate

Suction Valve spring

Discharge valve guide assembly

Seal End washer

Seal End Thrust washer

Shaft seal cover plate

Suction Filter

Heater

Pump End Thrust washer

Oil filter Screen

M & L for disconnecting crank shaft from the compressor of following make and model, transporting to workshop for repairing & machining /grinding to required shape to make the crank shaft of equivalent size to match with section bearings and reassembling to its origional positionand testing and commissioning complete all as specified and directed. Compressor capacity 48 TR, Make-Voltas, Model 5 H 40 HN-7 chiller plant

All as per item No 07 above but Compressor capacity 80 TR complete all as specified and directed. Make -Voltas, Model 5 H 40 HN-7 Central AC plant

All as per item No 07 above but Compressor capacity 50 TR complete all as specified and directed. Make- Voltas, Model 5 H 40 CRS Central AC plant

All as per item No 07 above but Compressor capacity 48 TR complete all as specified and directed. Make- Accel sabroe, Model AC 4-65 Jig Boaring AC plant

All as per item No 07 above but Compressor capacity 100 TR complete all as specified and directed. Make- Blue star model JS-83F T-508 101 Block

S&F in replacement of thermostat expansion valve suitable for chiller plant as per sample including making electrical conection complete all as per specified and as directed. Compressor capacity 48 TR, Make-Voltas, Model 5 H 40 HN-7 chiller plant Make: Danfoss.

All as per item No 8.00 above but Compressor capacity 80 TR complete all as per specified and as directed. Make -Voltas, Model 5 H 40 HN-7 Central AC plant

All as per item No 8.00 above but Compressor capacity 50 TR complete all as per specified and as directed. Make- Voltas, Model 5 H 40 CRS Central AC plant

All as per item No 8.00 above but Compressor capacity 48 TR complete all as per specified and as directed. Make- Accel sabroe, Model AC 4-65 Jig Boaring AC plant

All as per item No 8.00 above but Compressor capacity 100 TR complete all as per specified and as directed. Make- Blue star model JS-83F T-508 101 Block

S&F in replacement of loading/unloading solenoid coil suitable for compressors of following make and model AC plant complete all as specified & directed. Compressor capacity 48 TR, Make-Voltas, Model 5 H 40 HN-7 chiller plant

All as per item No 9.00 above but Compressor capacity 80 TR complete all as specified and directed. Make-Voltas, Model 5 H 40 HN-7 Central AC plant.

All as per item No 9.00 above but Compressor capacity 50 TR complete all as specified and directed. Make- Voltas, Model 5 H 40 CRS Central AC plant

All as per item No 9.00 above but Compressor capacity 48 TR complete all as specified and directed. Make- Accel sabroe, Model AC 4-65 Jig Boaring AC plant

All as per item No 9.00 above but Compressor capacity 100 TR complete all as specified and directed. Make- Blue star model JS-83F T-508 101 Block

Suppy and filling new compressor oil Sheetal N-68/super freeze F-68 of Bharat Petrolium/Hindustan Petrolium in company sealed container complete all as specified and directed.

S&F in replacement of shaft seal assembly of compressor of central AC plant at varrious location for following capacity of compressor complete all as specified & directed. Compressor capacity 48 TR, Make-Voltas, Model 5 H 40 HN-7 chiller plant

All as per item No 11.00 above but Compressor capacity 80 TR complete all as specified and directed. Make -Voltas, Model 5 H 40 HN-7 Central AC plant

All as per item No 11.00 above but Compressor capacity 50 TR complete all as specified and directed. Make- Voltas, Model 5 H 40 CRS Central AC plant

All as per item No 11.00 above but Compressor capacity 48 TR complete all as specified and directed. Make- Accel sabroe, Model AC 4-65 Jig Boaring AC plant

All as per item No 11.00 above but Compressor capacity 100 TR complete all as specified and directed. Make- Blue star model JS-83F T-508 101 Block

S&F in replacement of 'O' ring set of shaft seal assembly complete all as specified and directed. Compressor capacity 48 TR, Make-Voltas, Model 5 H 40 HN-7 chiller plant

All as per item No 12.00 above but Compressor capacity 80 TR complete all as specified and directed. Make -Voltas, Model 5 H 40 HN-7 Central AC plant

All as per item No 12.00 above but Compressor capacity 50 TR complete all as specified and directed. Make- Voltas, Model 5 H 40 CRS Central AC plant

All as per item No 12.00 above but Compressor capacity 48 TR complete all as specified and directed. Make- Accel sabroe, Model AC 4-65 Jig Boaring AC plant

All as per item No 12.00 above but Compressor capacity 100 TR complete all as specified and directed. Make- Blue star model JS-83F T-508 101 Block

S&F in replacement pressure gauge 0 to 300 PSI complete all as specified and directed. Make: Feibig/ H Guru.

S&F in replacement of HP cut out MP-15 complete all as specified and as directed. Make:- danfoss/Indfoss

S&F in replacement of LP cut out MP-15 complete all as specified and as directed. Make:- Danfoss/Indfoss

S&F in replacement of oil pressure cut out MP-55 complete all as specified and as directed. Make : Danfoss/Indfoss

S&F in replacement of condenser safety valve 0 to 450 PSI complete all as specified and as directed. Make : Frig tools.

Supply and charging of refrigerant gas R-22 in company sealed cylinder after leak testing and making system leakproof (capacity of each cylinder shall be 61 KG) complete all as specified and directed. Make:- mafron/freon/Refron. Note: Empty cylinder shall be returned to the contractor only after complete consumption of gas without any extra cost to the contractor.

S&F in replacement of butterfly valve of size 100mm dia complete with nut bolts washer and rubber packing etc all as directed at site. Make : Kirloskar/Kartar/Bir

All as per item No 19.00 above but size 150 mm dia Make : Kirloskar/Kartar/Bir

S&F in replacement of cast iron NRV of size 100 mm dia as per IS 5312 PN 1.6 including nut bolts washers gasket etc. Make : Kirloskar/Kartar/Bir

S&F in replacement of 3 pole power contactor with 2 NO + 2 NC, type ML-2 415 volts 50 Hz 3 Phase complete all as specified and as directed. Make:- L&T/ Siemens / C&S

S&F in replacement of 3 pole power contactor with 2 NO + 2 NC, type ML-4 complete all as specified and as directed. Make:- L&T/ Siemens / C&S

S&F in replacement of 3 pole power contactor with 2 NO + 2 NC, type ML-1.5 complete all as specified and as directed Make:- L&T/ Siemens / C&S

S&F in replacement of 3 pole power contactor with 2 NO + 2 NC, type ML-3 complete all as specified and as directed. Make:- L&T/ Siemens / C&S

S&F in replacement single phase preventor model No SM 175 and making proper connection complete all as aspecified and as directed. Make:- Minilac/ L&T/ Siemens / C&S

S&F in replacement of single phase preventor VSP 3 complete all as specified and as directed. Make:- Minilac/ L&T/ Siemens / C&S

Supply, installation, testing & commissioning of centrifugal pump sets factory assembled & tested for rated efficiency complete with motor & common base frame, coupling guard, cladded insulation etc. for re-circulation of condensed water from cooling tower to condenser for the air conditioning system. The pumps shall be suitable for operation on 415 ± 10% Volts, 50 Hz, 3 Phase AC power supply all as specified and directed by Engineer-in-charge. Make :- KSB/ Crompton Graves / Beacon/Kirlosker. Note: Old unserviceable pump set shall be deposited to MES store yard. The pump characteristic of centrifugal pump set shall be as follows: a. Water quantity 160 US GPM b. Static Head 44 M c. Impeller Bronze

Supply, installation, testing & commissioning of centrifugal pump sets factory assembled & tested for rated efficiency complete with motor & common base frame, coupling guard, cladded insulation etc. for re-circulation of condensed water from cooling tower to condenser for the air conditioning system. The pumps shall be suitable for operation on 415 ± 10% Volts, 50 Hz, 3 Phase AC power supply all as specified and directed by Engineer-in-charge. Note: Old unserviceable pump set shall be deposited to MES store yard. Make :- KSB/ Crompton Graves / Beacon/Kirlosker. Note: Old pump shall be deposited to MES yard. The pump characteristic of centrifugal pump set shall be as follows: a. Water quantity 255 US GPM b. Static Head 20 M c. Impeller Bronze

Supply, installation, testing & commissioning of centrifugal pump sets factory assembled & tested for rated efficiency complete with motor & common base frame, coupling guard, cladded insulation etc. for re-circulation of condensed water from cooling tower to condenser for the air conditioning system. The pumps shall be suitable for operation on 415 ± 10% Volts, 50 Hz, 3 Phase AC power supply all as specified and directed by Engineer-in-charge. Make :- KSB/ Crompton Graves / Beacon/Kirlosker. Note: Old unserviceable pump set shall be deposited to MES store yard. The pump characteristic of centrifugal pump set shall be as follows: a. Water quantity 412 US GPM b. Static Head 31 M c. Impeller Bronze

S&F in replacement of FRP cooling tower fan any capacity complte with aluminium alloy hub, blads vertical type 3 phase 4 wire 415 V motor complete all as specified & directed. Cooling tower of capacity 100 TR

All as per item No 31.00 above but cooling tower of capacity 65 TR

All as per item No 31.00 above but cooling tower of capacity 25 TR

All as per item No 31.00 above but cooling tower of capacity 15 TR

S&F in replacement of syphon (as per sample) in existing line including cutting and welding of new socket/adopter complete all as specified and as directed. Note:- Cost of new socket and welding work and making good to existing pipe is deemed to be included in unit rate quoted.

M&L for de-scaling of condenser of various AC plant location all as described as under complete all as specified and as directed :- (i) Opening Block of condenser Inlet and Outlet water pipe. (ii) De-scaling of condenser tubes with de-scaling solution mixed with water by pump method for a duration of 08 hours continuous circulation. (iii) Opening of bolts side condenser cover for following work. (iv) Cleaning of condenser copper tubes carefully with condenser cleaning brushes to the entire satisfaction of Engineer-in-Charge. (v) Removing of rubber gasket of both side covers, preparing, new rubber gasket 6 mm thick, fixing properly with existing bolts/nuts/washers in following location of plant. Note :- Cost of descaling solution is deemed to be included in quoted rates. (a) Condenser of capacity 48 TR complete all as specified and as directed. Make-Voltas, at HN-7 chiller plant

All as per item No 33.00 above but Condenser of capacity 80 TR complete all as specified and as directed. Make -Voltas, Model 5 H 40 HN-7 Central AC plant

All as per item No 33.00 above but Condenser of capacity 50 TR complete all as specified and as directed. Make- Voltas, Model 5 H 40 CRS Central AC plant

All as per item No 33.00 above but Condenser of capacity 48 TR complete all as specified and as directed. Make- Accel sabroe, Model AC 4-65 Jig Boaring AC plant

All as per item No 33.00 above but Condenser of capacity 100 TR complete all as specified and as directed. Make- Blue star model JS-83F T-508 101 Block

Supply, laying and testing of XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 35 Sq mm 3½ core complete all as specified and as directed. Make:- Havells/Polycab/Finolex/Gloster

Supply, laying and testing of XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 50 Sq mm 3½ core complete all as specified and as directed. Make:- Havells/Polycab/Finolex/Gloster

Supply, laying and testing of XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 70 Sq mm 3½ core complete all as specified and as directed. Make:- Havells/Polycab/Finolex/Gloster

Supply, laying and testing of XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 95 Sq mm 3½ core complete all as specified and as directed. Make:- Havells/Polycab/Finolex/Gloster

Supply, laying, testing and commissioning in replacement of MS Pipes heavy grade of size 50mm with complete fittings such as bends, tees, elbows, reducers, flanges, special fiittings, suspension hangers, etc. complete all as specified and directed. Make - Tata / Jindal /Prakash Surya

All as per item No 39.00 above but of size 80mm complete all as specified and directed.

All as per item No 39.00 above but of size 100mm complete all as specified and directed.

S&F in replacement of galvanised steel tubes medium grade of size 25mm including all fittings and testing complete all as specified and directed. Make - Tata / Jindal /Prakash Surya

S&F in replacement of galvanised steel tubes medium grade of size 20 mm including all fittings and testing complete all as specified and directed. Make - Tata / Jindal /Prakash Surya

S&F in replacement of Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe of size 25mm and fixed including testing complete all as specified and directed. Make - Kartar / Zoloto / SANT

All as per item No 44.00 above but of size 20mm complete all as specified and directed.

All as per item No 44.00 above but of size 40mm complete all as specified and directed.

All as per item No 44.00 above but of size 50mm complete all as specified and directed.

S&F in replacement Butterfly Valve of 100 mm dia, Cast Iron body, Wafer type integrally moulded close end body construction with Hand lever operated and rating of PN-10 with thermal insulation as per requirment of chilled water line complete all as specified and directed. Make :- Kirloskar / Castle/ Bir / Kartar

All as described in serial item No. 48.00 above, but of size 80 mm dia complete all as specified and directed.

All as described in serial item No. 48.00 above, but of size 50 mm dia complete all as specified and directed.

S&F in replacement of 500 litre PVC tank Make Up Tank with Overflow Valve, Float Valve and connection to chilled water pipeline with 40 mm dia PVC pipe, float valve complete all as directed and as specified by Engineer-in-charge. Note: Quoted unit rate shall be inclusive of cost of Make up tank, overflow valve float valve and GI pipe connection complete all as specified and directed. Make: Sintex / Polywell / JS Polyplast / Dhara

All as per item No. 51.00 above but 1000 litre tank

M&L for matching alignment of blower shaft/pully to avoid fluctuation & vibration during rotation by checking properly and rectifying the cause of misallignment complete all as specified and directed. Note: The cost of transporing of shaft/fully to civil workshop and machining of shaft/pully if required for allignment to be included in quoted rate.

S&F in replacement of moulded case circuit breaker 63 Amps,TP, 16 KA, 415 volts 50 Hz including necessary connection for incoming/outgoing with lugs of suitable size complete all as specified and directed. Make: L&T / Legrand / Schneider

All as per item No 54.00 above but of 200 Amps TP 36 KA, 415 V, 50 Hz complete all as specified and directed.

All as per item No 54.00 above but of 100 Amps TP 16 KA, 415 V, 50 Hz complete all as specified and directed.

M/S SHARADA ASOCIATE

PAWAN COOL CORPORATION

JASPREET SINGH COOLING CORP.