REPAIR/MAINTENANCE OF AIR CONDITIONING PLANT AND OTHER CONNECTED WORKS AT BRD AF STN PALAM UNDER GE (AF) GURGAON NO.1

Amount

M&L for Opening of condenser cover of both sides including disconnecting of water pipe line for inlet and outlet of the condenser of each plant. Removing scale/sludge precipitated in the copper tube by push and pull method with iron rod connected with steel wire brush of suitable size as per condenser copper tube size for entire length of condenser by scraping down . Closing both side of condenser and circulating the descaling soulation in all tube of three condensers of each plant through the circulating pump and allows holding it for 30 minutes for chemical descaling. Opning the condenser both sides and clean with iron rod connected with nylon brush of suitable size as per condenser copper tube size at the entire length of condenser to ensure descaling process has been completed then closing the condenser at both end and circulating clean water in all tubes including condenser of each plant and drain out the process will continue till the satisfaction of Engr-in-Charge then fixing new gasket for both ends of the three condenser of each plant tighten with new nut and bolt for the following plants :-

Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity

Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity

Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity

Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity

New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity

M&L for Pressure testing for entire system of the following AC plant confirming of all condensers compressor and circulating system with CO2/Nitrogen gas and retain to allow the pressure for three days. If found any leakage or reduction in the scale of pressure to be located and assure the leakage immediately by brazing/soldering/welding to be taken to stop the leakage premanently :- (a) Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity. (b) Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity. (c) Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity. (d) Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity. (e) New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity.

Cleaning cooling tower by applying wire brush and chemicals by removing the deposited impurities such as silt, dust particles mud/ sand inside the dome and around the fins, wiremesh, main shaft etc and other connected items complete all as specified for the following plants-

Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity.

Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity.

Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity.

Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity.

New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity.

M&L for Vacuum the system and after maintaining vacuum for 24 hours supply and charging refrigerant gas R134/R22/R407 as per existing complete all as specified and directed by Engr-in-Charge:- .

Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity (R-134)

Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity (R407)

Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity(R407)

Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity(R22)

New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity(R407)

M&L for rewinding of induction electric motor 5 HP 3 phase AC motor 415V capacity of any make and size complete with super enameled copper winding wire of exiting gauge including varnishing and replacement of insulated material complete as specified and directed by Engr-in-Charge. Note: Taking out, transporting charges, refixing and testing of motor shall be included in quoted rates.

M&L for rewinding of induction electric motor 7.5 HP 3 phase AC motor 415V capacity of any make and size complete with super enameled copper winding wire of exiting gauge including varnishing and replacement of insulated material complete as specified and directed by Engr-in-Charge. Note: Taking out, transporting charges, refixing and testing of motor shall be included in quoted rates.

M&L for rewinding of induction electric motor 15 HP 3 phase AC motor 415V capacity of any make and size complete with super enameled copper winding wire of exiting gauge including varnishing and replacement of insulated material complete as specified and directed by Engr-in-Charge. Note: Taking out, transporting charges, refixing and testing of motor shall be included in quoted rates.

M&L for rewinding of induction electric motor 50 HP capacity of any make and size complete with super enameled copper winding wire of exiting gauge to get same capacity of motor including varnishing and replacement of insulated material and replacement of ball bearing complete all as specified and directed by Engr-in-Charge. Note: Taking out, transporting charges, refixing and testing of motor shall be included in quoted rates.

M&L in repair of mono-block Centrifugal pump set with Motor Capacity 7.5 HP including replacement of shaft,impeller,water seal, nut & bolts complete all as specified and as directed by Engr In Charge.

M&L in repair of mono-block Centrifugal pump set with Motor Capacity 5 HP including replacement of shaft,impeller,water seal,nut & bolts complete all as specified and as directed by Engr In Charge.

M&L in repair of mono-block Centrifugal pump set with Motor Capacity 3 HP including replacement of shaft, impeller,water seal, nut & bolts complete all as specified and as directed by Engr In Charge.

"M & L for underdeck insulation for metal roof with bonded fibre glass wool of density 16 Kg/Cum, 100 mm thick, suitably factory laminated with aluminium foil backed up by scrim and kraft paper (FSK), facing with 50 mm projection for overlap and butting comprising of the following:- (insulating material shall conform to BS - 476, Part 4,5, 6 & 7):-“(a) Supply and fix 6 mm dia M S rods between purlins suitably for supporting the required thickness of insulation material beneath the metal roof.“(b) Supply and fix 22 SWG GI wires supports for insulation.“(c) Supply and fix chicken wire mesh 12.5 mm x 22 SWG of hexagonal construction below the insulation for supporting the same."

M & L for Insulation of M S Pipe with PUF slab 30 mm thick with and including applying bituminuous compound and GI cladding with 26 gauge GI sheet complete of sizes as shown.

50mm bore of pipe

40mm bore of pipe

Supply and fix in replacement expansion valve as per site requirement suitable for Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity.

Supply and fix in replacement expansion valve as per site requirement suitable for Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity.

Supply and fix in replacement expansion valve as per site requirement suitable for Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity.

Supply and fix in replacement expansion valve as per site requirement suitable for Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity.

Supply and fix in replacement expansion valve as per site requirement suitable for New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity.

Removing of AHU filter from its position and layout at site for refixing after clearing, AHU cooling coil using chemical with brass brush in-order to remove all type of sludge/dust precipitatated on the coil without any damage to the copper cooling coil then wash the cooling with fresh water and air blower upto the satisfaction of Engr-in-Charge. Cooling coil drain water shall be clean, if any type of obstacle on the flow of water, iron body of the AHU inside and outside shall be scrap down and rub out with sand paper then apply one coat primer and one coat of synthetic enameld paint the AHU shall be completed upto the satisfaction of Engr-in-Charge including M&L of grinding, polishing and balancing the shaft replacement of bearings, bushes and checking alignment for the following AC plant :-

All AHU of Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity

All AHU of Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity

All AHU of Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity

All AHU of Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity

All AHU of New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity

M&L for painting of AC plant as per existing colour including compressor, condenser, motor, chiller pump, AHU, cooling tower including base and all pipeline & connected valve including wiriting SM/MES No. Of AC plant by removal of old paint and applying two coats of paint for the following capacity-

Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity.

Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity.

Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity.

Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity.

New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity.

Detecting the fault of any capacity of AC Plants by providing skilled Refrigerator Mechanic/Skilled Elect & helper with necessary safety and working equipment and other required tools and plants and rectify the defects on top priority basis as and when reqd including testing, complete all as specified and directed by Engineer-in-Charge.

T&P and Labour for disconnecting the condesing line /chiller line (Condenser/Chiller to AHU) detect the Line blockage and rectify blockage and refixing the line and testing complet all as specified and as directed.

M&L for replacement of non freezing oil N-68 complete all as specified and as directed by Engineer-in-charge. Make:- Castrol/ Servo

S&F in replacement of of electronic circuit board (Display) of AC plant by OEM service engineer and testing complete all as specified and as directed by Engineer-in-charge. Make Voltas /Bluestar

S&F in replacement of AHU pre filters EU4 /G4 of size 610X610X50mm having filteration capacity 0.3 to 1.0 at 95% as per sample complete all as specified and as directed by Engineer-in-charge (Make-Thermadyne Pvt Ltd/Universal Industries/Abc Solutions or equivalent

S&F in replacement of AHU pre filters EU4 /G4 of size 610X305X50mm having filteration capacity 0.3 to 1.0 at 95% as per sample complete all as specified and as directed by Engineer-in-charge. (Make-Thermadyne Pvt Ltd/Universal Industries/Abc Solutions or equivalent

S&F in replacement of AHU pre filters EU4 /G4 of size 305X610X50mm having filteration capacity 0.3 to 1.0 at 95% as per sample complete all as specified and as directed by Engineer-in-charge. (Make-Thermadyne Pvt Ltd/Universal Industries/Abc Solutions or equivalent

S&F in replacement of AHU pre filters EU4 /G4 of size 305X305X50mm having filteration capacity 0.3 to 1.0 at 95% as per sample complete all as specified and as directed by Engineer-in-charge. (Make-Thermadyne Pvt Ltd/Universal Industries/Abc Solutions or equivalent

Dismantling and taking down from existing duct of various sizes upto 1400mm for Inner duct cleaning, servicing, denting, at site AC Plant and Air washer and re-fixing the same including replacement of gasket, nut & bolts etc complete all as specified and as directed.

S&F in replacement of Pressure Gauge with connected rusted out pipeline complete as specified and direcetd as site.

S&F in replacement of Temp Gauge as per matching to existing type with connected rusted out pipeline complete as specified and direcetd as site.

S&F in replacement of Siphon as per matching to existing type with connected rusted out pipeline complete as specified and as directed as site.

M&L for opening of condenser cover of both sides including disconnecting of water pipe line for inlet and outlet of the condenser of plant. Replacement of copper tube of the condenser due to leakage in the tube and fixing the new copper tube of the existing size by means of suitable T&P for smooth function of plant till the satisfaction of Engr-in-chrage then fixing new gasket for both ends of the condenser of plant tighten with new nut and bolt for the following plant

Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity

Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity

Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity

Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity.

New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity.

M&L for Pump down the existing refrigerant in separate cylinder. Disconnecting of electric motor of compressor refrigerant line gauges pipe opening and dismantle of capacity 3x30 TR AC plant reciprocating compressor for repair ,carry out the inspection of compressor, carry out repair of compressor replacement of springs, aluminum washer packing screw work cleaning detergent cotton waste, etc and cleaning the suction filter oil filter replacing the defective parts. Assembling the compressor tessting for leakage with nitrogen gas and rectify them. Re-charging of refrigerant R-22/R-407as per existing compressor oil and testing on connected load the compressor all as directed by Engr-in-charge. Note :(1) spares of compressor and refrigerant shall be measured and paid separately as under and disconnecting,Transporting and refixing charges included in this job and no extra payment shall be admissible.(2) Work to be carried out through OEM rep

Supply only piston pin bush

Supply only overhauling gasket set SMC 8 X 100

Supply only suction rod

Supply only discharge rod

Supply only piston ring

Supply only piston

Supply only cylinder liner

Supply only main bearing

Supply only CR bearing

Supply only discharge valve assy

Supply only piston pin

Supply only oil pump coupling

Supply only oil pump repair kit

Supply only shaft seal

Supply only oil regulating valve

Supply only compressor oil

Supply only oil filter cartriage

S&F in replacement of aluminium sprinkler 3''(63mm) of cooling tower complete all as specified and as directed.

M&L for taking out Cooling Tower Motor of following capacity, opening the motor, cutting & removing old burnt winding wire, rewinding the motor with new super enamelled copper winding wire of size & description to match with the existing including insulating materials, varnishing, drying, replacement of both driven end, non driven end bearings and base plate, reassembling, refixing in same position & connecting including testing and commissioning complete all as specified & directed :-

5 HP Cooling Tower Motor 3 Phase, 415V AC

7.5 HP Cooling Tower Motor 3 Phase, 415V AC

M & L in replacement rewinding the motor of Chiller pump (Centrifugal pump) of following capacities with new super enamelled copper winding wire of size & description to match with existing including insulating materials, varnishing and drying, reassembling including cutting & removing old burnt winding wire complete all as specified & directed: -

Chiller Pump of capacity 5 HP

Chiller Pump of capacity 7.5 HP

Chiller Pump of capacity 10 HP

Chiller Pump of capacity 15 HP

Taking down existing Pump from base plate foundation with dismantling of rubber coupling and necessary nuts and bolts along with pipe, cutting all connected accessories as required, and then dismantling the cracked RCC foundation and foundation bolts, providing new RCC foundation with provision of new foundation bolts/Screws and M & L refixing of base plate and refixing the motor with rubber coupling with proper alignment and refixing of control wiring and power wiring all connected accessories as required complete all as specified and as directed.

For 5 HP Pump motor

For 7.5 HP Pump motor

For 10 HP Pump motor

For 15 HP Pump motor

M&L in repair of AHU motor suitable for AC plants/Dehumidifier unit/Air washer of motor by dismantling it from AHU, replacement of Bushes, bearings by opening nuts bolts and removing electrical connections of the motor complete all as specified and as directed by Engr-in-Charge.

3HP to 4 HP AHU fan motor

5 HP AHU fan motor

7.5 HP AHU fan motor

10 HP AHU fan motor

15 HP AHU fan motor

Supply and fix in replacement of Cooling Tower PVC Fills of size 600 X 300 X 150 mm complete all as specified and directed.

Supply only in replacement Step Controller with digital display, More than 5 steps, for Hot Water Generator as per existing step controller, complete all as specified and directed.

S&F in replacement of duct filter suitable for AC plant of size 600X600X150mm filter media capacity shall capable 5 micron as per existing make air flow complete all as specified and as directed by Engineer-in-charge.

M&L in replacement of high pressure/Low Pressure/oil pressure Cutout for R134 complete all as specified and as directed by Engineer-in-charge. Make: Danfoss/ Indofoss

S&F in replacement fan belt of Size B-104 complete all as specified and directed.(Make-omfa rubbers/jagruti rubbersmercury rubbers or equivalent)

S&F in replacement fan belt of Size B-110 complete all as specified and directed. .(Make-omfa rubbers/jagruti rubbersmercury rubbers or equivalent)

S&F in replacement fan belt of Size B-78 complete all as specified and directed. .(Make-omfa rubbers/jagruti rubbersmercury rubbers or equivalent)

S&F in replacement fan belt of Size B-121complete all as specified and directed.(Make-omfa rubbers/jagruti rubbersmercury rubbers or equivalent)

S&F in replacement fan belt of Size B-69 complete all as specified and directed.(Make-omfa rubbers/jagruti rubbersmercury rubbers or equivalent)

M&L for replacement of MS pipe of size 50 mm dia including jointing with electric arc welding incl jointing material like flange gaskets complete all as specified and directed.

M&L for replacement of MS pipe of size 80 mm dia including jointing with electric arc welding incl jointing material like flange gaskets complete all as specified and directed.

M&L for replacement of MS pipe of size 100 mm dia including jointing with electric arc welding incl jointing material like flange gaskets complete all as specified and directed.

S&F in replacement of Cast Iron butterfly valve 80mm (wafer Type) without lugs, lever operated, SS 304 Disc, Nitrile /EPDM rubber lining test pressure PN-1.6 complete all as specified and as directed.

S&F in replacement of Cast Iron butterfly valve 100mm (wafer Type) without lugs, lever operated, SS 304 Disc, Nitrile /EPDM rubber lining test pressure PN-1.6 complete all as specified and as directed.

Supply and fixing in replacement of Galvanized Iron fly wheel gate valve size 50 mm complete all as specified and as directed.

Supply & fixing in replacement non return valve PN-1.6 IS 5312 Part -I. 80 mm dia both ends flanged heavy duty including packing materials, nut bolts washer etc. and testing complete including modification/ fabrication if required & having details as Body Cover CI IS : 210, Gr. FG260. Body Rings - Bronze : IS 318 Gr. LTB2. Hinge Pin-SS ASTM A276 Type 410. Flange Drilling - IS 1538,

Supply & fixing in replacement non return valve PN-1.6 IS 5312 Part -I. 100 mm dia both ends flanged heavy duty including packing materials, nut bolts washer etc. and testing complete including modification/ fabrication if required & having details as Body Cover CI IS : 210, Gr. FG260. Body Rings - Bronze : IS 318 Gr. LTB2. Hinge Pin-SS ASTM A276 Type 410. Flange Drilling - IS 1538

M&L for opening of chilled water and condenser water Y strainers and filter pots cleaning complete and refixing the same in position after cleaning of Old Parachute building AC Plant 16 BRD-3 x30 TR Capacity complete all as specified and directed

All as per Srl item No 57 above but Radar Lab AC Plant at 13 BRD-3 x 50 TR Plant Capacity

All as per Srl item No 57 above but Communication Lab AC Plant at 13 BRD- 3 x 75 TR Plant capacity.

All as per Srl item No 57 above but Std & Call Lab AC Plant at 13 BRD- 3 x 11 TR Plant Capacity

All as per Srl item No 57 above but New Parachute building at 13 BRD - 3 x 35 TR Plant Capacity

S&F in replacement Pot strainer, flanged type, suitable for pipes of 125 mm internal dia including cutting, welding of pipe up to required size with flange including taking down the existing unserviceable Pot strainer complete all as specified and directed.

S&F in replacement Pot strainer, flanged type, suitable for pipes of 150 mm internal dia including cutting, welding of pipe up to required size with flange including taking down the existing unserviceable Pot strainer complete all as specified and directed.

Disconnecting, electrically, isolating the existing unserviceable MCCB TP of any make and capacity and Supply, fixing, connecting, testing and commissioning MCCB three phase, 440 volts fixed in existinig panel including necessary modification for new 400 Amps, breaking capacity 36 KA conferminig to relevant IS including all joining and connecting material complete all as specified and directed.

Disconnecting, electrically, isolating the existing unserviceable MCCB TP of any make and capacity and Supply, fixing, connecting, testing and commissioning MCCB three phase, 440 volts fixed in existinig panel including necessary modification for new 200 Amps, breaking capacity 36 KA conferminig to relevant IS including all joining and connecting material complete all as specified and directed.

Disconnecting, electrically, isolating the existing unserviceable MCCB TP of any make and capacity and Supply, fixing, connecting, testing and commissioning MCCB three phase, 440 volts fixed in existinig panel including necessary modification for new 160 Amps, breaking capacity 36 KA conferminig to relevant IS including all joining and connecting material complete all as specified and directed.

Disconnecting, electrically, isolating the existing unserviceable MCCB TP of any make and capacity and Supply, fixing, connecting, testing and commissioning MCCB three phase, 440 volts fixed in existinig panel including necessary modification for new 125 Amps, breaking capacity 16 KA conferminig to relevant IS including all joining and connecting material complete all as specified and directed.

Disconnecting, electrically, isolating the existing unserviceable MCCB TP of any make and capacity and Supply, fixing, connecting, testing and commissioning MCCB three phase, 440 volts fixed in existinig panel including necessary modification for new 100 Amps, breaking capacity 16 KA conferminig to relevant IS including all joining and connecting material complete all as specified and directed.

S&F in replacement of MCCB 415V AC with thermal adjustable fixed magnetic setting four pole 400 Amps 36 KA complete all as specified and as directed.

S&F in replacement of MCCB 415V AC with thermal adjustable fixed magnetic setting four pole 250 Amps 36 KA complete all as specified and as directed.

S&F in replacement of MCCB 415V AC with thermal adjustable fixed magnetic setting four pole 200 Amps 36 KA complete all as specified and as directed.

S&F in replacement of MCCB 415V AC with thermal adjustable fixed magnetic setting four pole 160 Amps 36 KA complete all as specified and as directed.

S&F in replacement Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) capacities 2000 litre hoisted and fixed in position all as specified in SSR Part I complete all as specified and as directed.

S&F in replacement 3 pole power contactor 18Amp, 415 V including auxiliary contact BLOCK , Coil voltage 230 V, 50 Hz including connecting complete all as specified and directed.

S&F in replacement 3 pole power contactor 32 Amp, 415 V including auxiliary contact block, coil voltage 230 V including connecting complete all as specified and directed.

S&F in replacement of FUSE 3NWT5S-125 Amp complete all as specified and directed.

S&F in replacement of FUSE 3NWT5S-200 Amp complete all as specified and directed.

S & F in replacement MCB, TP, 'C Curve', 25- 63 Amp complete all as specified and as directed.

S & F in replacement MCB, TPN, 'C Curve',16-32 Amp complete all as specified and as directed.

S & F in replacement MCB, TPN, 'C Curve',40-100 Amp complete all as specified and as directed.

M&L for 75mm thick cement concrete type B- 2, 1:2:4(40mm graded crushed stone aggregate) in sub floors concrete complete all as specified and as directed.

Surface excavation n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out in soft/loose soil complete all as specified and as directed.

M& L for machine pressed precast conctete interlocking paver block any shape and size for floor tiling in MES Power House confirming to IS 15658-2006 of 80 mm thickness, M-40 Grade with grey cement and pigment complete all as specified and as directed.

Supply of Compressor Chiller Units of existing make Danfoss Commercial Compressor model No- SY300A4PBE complete all as specified and as directed. Note:- Contract shall submit the pruchase vouchers before claiming the payment in RARs/Final bill.

S&F in repair prefabricated type cable tray of existing size fabricated out of perforated hot dip galvanised sheet, minimum 1.6mm thick, with 50mm flange to be installed horizontally or vertically, including provision of bends, elbows, cross, tees, reducers etc. as required at site, including anchor fasteners, screw, nuts, bolts, and misc items and other fixing hardware, painting of support structure etc as required complete all as specified and as directed.

Schedule of Credit

J.P. Enterprises

M/S PARKASH ENTERPRISES

Flint India

INDO CONSTRUCTION