REPAIR/ MAINT / PREVENTIVE MAINT OF COOLING APPLIANCES SUCH AS ACS, WATER COOLERS, DESERT COOLERS, REFRIGERATORS, AUTOMATIC VOLTAGE STABILIZERS, DEEP FREEZERS ETC AND CONNECTED WORKS UNDER GE EAST MATHURA

Amount

Taking down/out desert cooler of any make and capacity from various locations, transporting to MES Store Yard and dismantling all unserviceable parts for repair/overhauling/lubricating greasing and applying one coat of synthetic enamel paint by spray painting complete after scrapping old painting and re-fixing the same back to its original position or in different locations as directed by Engineer-in-charge and making necessary connections with copper flexible cable 23/0.0076 Sqmm & commissioning & testing complete all as directed. Note- All major parts required for maint/ repair will be measured and paid under relevant items mentioned as under. However, fixing charges of these items are deemed to be included in quoted rate of this item.

Supply only following items to be incorporated against item No 1 here in before:

Wood wool pad 15mm thick made out of chicken wire mesh filled with fine quality wood wool and stitched with GI wire complete.

Cooler fan motor 230V with super enameled copper wire of existing size including testing.

Fan blades.

3 pin plug top one way 5 Amp, 230V.

Water lifting pump 230 V, single phase, submersible type.

Front show grill of desert cooler.

M&L for replacement of desert cooler’s cabinet locally fabricated with three side panels front, top and tank including vertical mention made out 22 SWG PGI sheet of standard size with double diversion grills and grill box suitable for 450mm sweep fan and making holes with fixing arrangement incl 4 way PVC distributor, PVC pipe 3 to 4 Mtr for spray water, wood wool pads, electrical wiring, fan & pump set complete controlled separately with 5 amp Piano type switch and indicator etc complete all as specified.

Supply and replacement of bottom water tank of water cooler made of MS CRC Sheet 0.8mm thick of 800x700x550mm size with rebated at corners nut, botls, joints sealed to make leak proof.

Taking down of window/split AC 1.5/2.0 tonne of any make opening complete. Servicing of AC components carefully as cleaning with chemical solution and soft nylon brush and change of air filters,tightnining of loose screw, checking wiring connection and rectification complete assembling the same with body balancing and fixing in position and testing complete. Note :- Cost of Gas charging as in topping up as required to maintain desired gas pressure is included in the quoted rate of this item.

M&L for preparation of old painted surfaces of the following appliances, painting with one coat of synthetic enamel paint by spray painting as directed by Engr-in-Charge.

Window type room air conditioners of capacity 1.5 ton cap.

Split type AC 1.5 ton Capacity.

Supply and replace compressor sealed unit of the following appliances. New compressor will be of the same type (rotary/reciprocating) and make Hitachi/Voltas/LG/Carrier/Blue star as per existing complete including replacement of copper tubing/capillary strainer etc, testing and commissioning all as specified and as directed by Engr-in-Charge.

Window type air conditioning of capacity 1.5 Ton.

Window type air conditioning of capacity 2.0 Ton.

Split type AC 1.5 Ton capacity.

Split type AC 2.0 Ton capacity.

Supply and replace running/starting capacitors of the following capacities for Acs. Make :Siemens, epcos.

45+6 Mfd Seven Pin.

Replace after cutting of worn out bottom portion and fabricated welded properly of bottom tray with suitable size of 20 guage MS CRC sheet at window type ACs capacity 1.5 ton including supply fixing suitable size of MS Sheet any size complete all as specified and as directed by Engr-in-Charge.

Re-alignment of split AC 1.5/2 ton capacity including cutting of wall and making hole and change of liquid lines position in wall/roof by means of making sufficient grooves/channels and make good disturbed surface with masonary work as brick,cement,colour,distemper after laid of liquid lines complete with testing all as specified

Supply and replace starting relay suitable for following items:-

Window type room air conditioners of capacity 1.5 Ton cap.

Window type room air conditioners of capacity 2.0 Ton cap.

Split type AC 1.5 Ton cap.

Split type AC 2 Ton cap.

Supply and replace thermostats of existing make for following :-

Window type room air conditioners of capacity 1.5/2.0 Ton cap.

Split type AC 1.5/2 Tonne cap.

Supply and replace overload protector of existing make/model for the following :-

Window type room air conditioners of capacity 1.5 Ton cap.

Window type room air conditioners of capacity 2.0 Ton cap.

Split type AC 1.5 Tonne capacity.

Split type AC 2.0 Tonne capacity.

Supply and replace condenser unit make of copper of the following appliances including making of all connections as specified and directed by Engr-in-Charge. Make :. as per existing

Window type room air conditioning of capacity 1.5 Ton capacity.

Window type room air conditioning of capacity 2.0 Ton capacity.

Split type AC 1.5 Ton capacity.

Split type AC 2.0 Ton capacity.

Supply and replace of evaporator coil for the following :-

Window type room air conditioning of capacity 1.5 Ton cap.

Window type room air conditioning of capacity 2.0 Ton cap.

Split type AC 1.5 Ton capacity.

Split type AC 2.0 Ton capacity.

Supply and replace metal clad/sheet metal plug and socket with a 2 pin and earth plug and 20 Amps SP MCB complete including making all connections.

Supply and replacement of indoor unit of split AC 1.5 ton single phase 230v, cooling/condensing coil assembly, electric fan motor with blower drum, control panel, front grill , compressor complete set all as per specified and directed by Engineer-in-charge or as directed at site

Supply and replacement of indoor unit of split AC 2.0 ton single phase 230v, cooling/condensing coil assembly, electric fan motor with blower drum, control panel, front grill , compressor complete set all as per specified and directed by Engineer-in-charge or as directed at site

Supply and fixing in replacement PVC insulated and sheathed circular flexible 3 core 6 Sqmm copper conductor cable complete all as directed.

Supply and replace power transformer suitable for window/ split type air conditioning of 1.5/2 Tonne cap make :- as per existing

M & L voltage stabilizers AC single phase. upto 5 KVA of any make by opening of the body, cleaning of internally, checking and tigtening of all terminal connections including replacement of worn out terminal connectors, screws, bolts complete all as directed by Engr-in-Charge.

Supply & replacement of following parts of voltage stabilizer single phase 230V of following capacity :-

Main transformer 5 kVA Copper wound 170 to 230V.

Main transformer 3 kVA.

Main transformer 1 kVA.

Circuit board for time control/cut off for 12 V system upto 10-25 A suitable of 0.5 to 5 kVA

Electromagnetic relay copper wound 12 V ranging 10-25 A Suitable for 0.5 to 5 kVA

Voltmeter flush type 230V, 0-300V ranging complete

Supply and fixing in replacement of voltage stabilizer 5 kVA 230V complete all as directed. Make:- V guard or equivalent approved make

Supply and fixing in replacement of voltage stabilizer 4 kVA 230V complete all as directed. Make:- V guard or equivalent approved make

Supply and fixing in replacement of voltage stabilizer 3 kVA 230V complete all as directed. Make:- V guard or equivalent approved make

Supply and fixing in replacement of voltage stabilizer 2 kVA 230V complete all as directed. Make:- V guard or equivalent approved make

Supply and fixing in replacement of voltage stabilizer 1 kVA 230V complete all as directed. Make:- V guard or equivalent approved make

Supply and replacement of blower motor double shaft, single/double speed, single phase, AC 230 V of suitable as per existing window type AC all as directed.

Supply and replacement of blower motor single shaft, single/double speed, single phase, AC, 230 V suitable as per existing for out door unit of split type AC all as directed.

Supply and replacement of blower motor single shaft, single/double speed, single phase, AC, 230 V suitable as per existing for indoor unit of split type AC of 1.5 Ton capacity all as directed.

Supply and replace heavy duty PVC flexible pipe with necessary fittings /split ACs/Window ACs drains of 15mm dia bore. Make : Syntex/Jindal

Supply and replacement in repairs front cover grill suitable for window type room AC of any make and capacity Make as per existing

Supply and replacement Air fillter suitable for 1.5 ton/2.0 ton window type AC .

Supply and replacement air fillter suitable for 1.5 ton/2.0 ton split type AC .

Testing leakage in system by injecting Nitrogen gas upto 300 PSI,rectification leaking spots/joints with gas welding work,filter anti moistoring agent, soldering, brazing, copper capillary tubing of reqd size and cleaning and flushing out complete system with gas making the system leak proof,vaccumising the complete system and supply and charging refrigerant gas as per existing type and qty as required in air conditioning of 1.5/2 tonne complete Note:- No extra cost shall be paid to the contractor for gas charging (any numbers of times) in case of leakage with in six months of initial gas charging except in case where external damage to the plant is noticed.

Supply and replacement copper tubing of following flare conforming to relevant IS

12mm dia

6mm dia

9mm dia

15mm dia

Supply and replace suction/discharge valve for 1.5/2.0 ton AC.

Supply and replace fan blade set suitable for window/split AC of any capacity

Supply and replacement remote control with PC board complte suitable for 1.5/2.0 tonne capacity split type air conditioneer suitable for existing model

Supply and replacement remote control with PC board complete suitable for 1.5/2.0 tonne capacity Window type AC suitable for existing model

Supply and replacement 12mm x 6mm dia copper pipe including tubular heat/cold resistant rubber pipe / foam type insulation complete all as specified and directed. Note:- 01 Meter of 12mm dia copper pipe, 01 Meter of 6mm dia copper pipe, 01 Meter PVC corrugated pipe shall be measured as one unit length.

Supply and replacement 15mm x 6mm dia tubular heat/cold resistant nitrile rubber pipe / foam type insulation complete for fixng from indoor to outdoor units of split AC all as specified and directed. Note:- 01 Meter of 15mm internal dia ,01 Meter of 6mm internal dia shall be measured as one unit length.

Supply and replacement of outdoor unit of split AC 1.5 tonne single phase 230V complete set all as per specified and directed Engineer-in-Charge or as directed at site

Supply and replacement of outdoor unit of split AC 2.0 tonne single phase 230V complete set all as per specified and directed Engineer-in-c.harge or as directed at site

Material and labour for servicing of the following appliances and cleaning the body, storage tank, blow out the condenser coils with air blower, alignment and greasing cleaning of fan bushes thorough checking of wiring and rectification of defects and leakages, cleaning of blockages of drain out-let connections, testing for smooth operation all as specified and directed.

Water coolers of 40/40 ltr capacity.

Water coolers of 80/40 ltr capacity.

Water coolers of 120/60 ltr capacity.

Refrigerator of 165-195 ltr capacity.

Refrigerator of 300-310 ltr capacity.

Deep Freezers upto 425 ltr capacity

M&L for preparation of old painted surfaces of the following appliances and spray painting with one coat of synthetic enamel paint all as directed by Engr-in-Charge for :-

Water coolers of 40/40 ltr capacity.

Water coolers of 80/40 ltr capacity.

Water coolers of 120/60 ltr capacity.

Refrigerator of 165-195 ltr capacity.

Refrigerator of 300-310 ltr capacity.

Deep Freezers upto 425 ltr capacity

Testing leakage in system by injecting Nitrogen gas upto 300 PSI,rectification leaking spots/joints with gas welding work, filter anti moistoring agent, soldering, brazing, copper capillary tubing of reqd size and cleaning and flushing out complete system with gas making the system leak proof,vaccumising the complete system and supply and charging R-22/R407 refrigerant gas qty as required the following :- Note:- No extra cost shall be paid to the contractor for gas charging (any numbers of times) in case of leakage with in six months of initial gas charging except in case where external damage to the plant is noticed.

Water coolers of 40/40 ltr capacity.

Water coolers of 80/40 ltr capacity.

Water coolers of 120/60 ltr capacity.

Refrigerator of 165-195 ltr capacity.

Refrigerator of 300-310 ltr capacity.

Deep Freezers upto 425 ltr capacity

Supply and replace compressor sealed unit of the following appliances of existing make:- Blue star/voltas/LG complete including replacement of copper tubing/capillary strainer etc, testing and commissioning all as specified and as directed by Engr-in-Charge.

Water coolers of 40/40 ltr capacity.

Water coolers of 80/40 ltr capacity.

Water coolers of 120/60 ltr capacity.

Refrigerator of 165-195 ltr capacity.

Refrigerator of 300-310 ltr capacity.

Deep Freezers upto 425 ltr capacity

Supply and replace starting relay suitable for exiting makes

Water coolers of 40/80/120 capacity.

Refrigerator of 300 to 310 liters capacity.

Deep freezers of upto 425 ltrs capacity.

Supply and replace thermostats suitable for exiting makes

Water coolers 40 to 120 ltrs capacity.

Refrigerator of 300 to 310 ltrs capacity.

Deep freezers of upto 425 ltrs capacity.

Supply and replace overload protector suitable for exiting makes

Water cooler of 40/40 ltr capacity

Water cooler of 80/40 ltr capacity

Water cooler of 120/60 ltr capacity

Refrigerator of 165/195 ltr capacity

Refrigerator of 300/310 ltr capacity

Deep freezers of cap 425 ltrs.

Supply and replace condenser unit of the following appliances including making of all connections as specified and directed by Engr-in-Charge.

Water coolers of 40/40 ltr capacity.

Water coolers of 80/40 ltr capacity.

Water coolers of 120/60 ltr capacity.

Refrigerator of 165-195 ltr capacity.

Refrigerator of 300-310 ltr capacity.

Deep Freezers upto 425 ltr capacity

Supply and replace cooling coil of following appliances:-

Water coolers of 40/40 ltr capacity.

Water coolers of 80/40 ltr capacity.

Water coolers of 120/60 ltr capacity.

Refrigerator of 165-195 ltr capacity.

Refrigerator of 300-310 ltr capacity.

Deep Freezers upto 425 ltr capacity

Supply and replace float valve of water cooler of any capacity.

Supply and replace ball brass valve, high pressure with polythene float and flynut complete screwed for iron pipe or brass ferrule

15mm dia

20mm dia

Supply and replacement PVC insulated and sheathed circuler flexible 3 core 4 sqmm copper conductor cable.

Supply and replace blower/condenser fan motor complete with necessary mounting bracket to and base frames for Make as per exiting makes.

Water coolers 40/40 ltr capacity

Water coolers 80/40 ltr capacity

Water coolers 120/60 ltr capacity

Refrigerator of 165/195 ltr cap

Refrigerator of 300/310 ltr cap

Supply and replacement of 16 mm CPVC pipes SDR 11 and plain CPVC SDR 11 fittings on wall/ ceilings or laying on floors complete.

Supply and replacement of 20 mm bore CPVC pipes SDR 11 and plain CPVC SDR 11 fittings on wall/ ceilings or laying on floors complete.

Supply and replacement repair Gun metal Globe or gate valve with iron wheel head screwed both ends for iron pipe and fixed in pipe including taking out existing unserviceable globe or gate of valves.

15mm dia

20mm dia

Supply and Replace push cock of brass chromium plated suitable for water cooler of any capacity including taking down existing cock

15mm dia

20mm dia

Supply and replacement of water cooler inner tank made of stainless steel as per existing capacity (40/40 ltr) complete with drilling work with nuts and bolts complete.

Supply and replacement of water cooler inner tank made of stainless steel as per existing capacity (80/40 ltr) complete with drilling work with nuts and bolts complete.

Supply and replacement of water cooler inner tank made of stainless steel as per existing capacity (120/60 ltr) complete with drilling work with nuts and bolts complete.

Taking down aluminium/copper point wiring (light, fan, socket or power) complete, including fixture and fittings such as switches, ceiling roses, pendent, regulators, sockets, flourescent tube light fittings etc, removing materials to store for keeping in safe custody or for taking credit and making good to the disturbed surfaces of walls, ceilings and floors etc complete all as directed.

Taking down MCB distribution boards with incoming and outgoing controls any make and capacity after disconnecting of electric connections complete all as directed.

Taking down old unserviceable/burnt sub main wiring of any size including earth wire and making good to the disturbed surfaces and removing the material from site complete all as directed.

Material and labour for point wiring with 1.5 sq mm PVC insulated unsheathed single core multi-stranded copper conductor cable 1100 Volts grade, drawn through and including 20 mm dia rigid non-metallic PVC concealed conduit (medium grade) along with 1.5 sq mm continuous PVC insulated unsheathed solid/stranded copper conductor cable for earth continuity wire, connected to earth dolly and to be terminated in flush metal boxes readily available and concealed type, covered with plates for mounting switch & sockets etc including testing on completion complete all as specified and as directed by the Engineer-in-Charge for one three / five pin switch-socket outlet, 5 Amps on independent board all as specified and as directed.

All as per item No 69 here-in-above but for one 15 Amp 3 pin switch socket outlet, independent, with 2.5 sq mm single core multi-stranded copper conductor along with 2.5 sq mm continuous PVC insulated unsheathed solid copper conductor cable for earth continuity wire, all as specified .

Supply and fixing switch socket combination 2 in 1, flush type 5 Amps.

Supply and fixing switch socket combination flush type 3 pin & 5 pin multipurpose 5 & 15 Amps.

Material and labour for submain wiring along with earth continuity conductor with PVC insulated FRLS multistranded copper conductor cable (Phase-Red, Neutral-Black, Earth-Green) drawn in and including concealed rigid non metallic PVC conduit medium grade, ISI marked ivory colour alongwith accessorirs of following size:

(a) 2x4 Sqmm + 1x2.5 Sqmm (earth) in 25 mm dia conduit.

(b) 2x6 Sqmm + 1x4 Sqmm (earth) in 25 mm dia conduit.

(c) 2x10 Sqmm + 1x6 Sqmm (earth) in 25 mm dia conduit.

Supply & fixing powder coated CRCA steel sheet MCB distrbution board, IP-43 IK-09 protection, double door recess mounted for 240 volts, single pole and neutral 8 way with 100 Amps rated copper bus bar, type complete all as directed. Cat part No -507621 in Legrands or equivalent.

Supply & fixing powder coated CRCA steel sheet MCB distrbution board, IP-43 IK-09 protection, double door recess mounted, triple pole and neutral 4 way with 100 Amps rated copper bus bar, type complete all as directed. Cat part No -507680 in Legrands or equivalent.

Supply & fixing powder coated CRCA steel sheet MCB distrbution board, single door recess mounted for 240 volts, single pole and neutral 2 way complete all as directed.

Supply & fixing MCB Single pole 240 volts, C series of capacity 6 to 20 Amps of breaking capacity 10 KA including connections with copper lugs of suitable size in MCB DBs all as directed. Cat part No -408587 in Legrands or equivalent.

Supply & fixing MCB Single pole and neutral 240 volts, C series of capacity 32 Amps of breaking capacity 10 KA including connections with copper lugs of suitable size in MCB DBs all as directed. Cat part No -408617 in Legrands or equivalent.

Supply & fixing MCB triple pole and neutral 240 volts, C series of capacity 63 Amps of breaking capacity 10 KA including connections with copper lugs of suitable size in MCB DBs all as directed. Cat part No -408683 in Legrands or equivalent.

Supply and Fix in replacement of water heater storage type electric capacity 25 ltr, BEE 5 Star rated.

S&F in replacement of water heater storage type electric capacity 3 ltr, BEE 5 Star rated.

Disconnecting electric connection and taking down old unserviceable electric meter from existing location and depositing MES store yard.

Supply and fix microprocessor based single phase electronic tamper proof energy meter of rating 10 to 60 amp with optical communication port, conforming to IS 13779. Make Secure or equivalent

Supply and fixing rolled mild steel Joist, channel, angle or tee sections ( GDE Fe 290 ) as in framing for stand for Desert cooler, voltage stabilizer, ACs or for any other purpose with riveted bolted or welded attachment etc and inclusive of one primer coat , one under coat and one finishing coat of synthetic enameal paint complete all as specified and as directed.

MISHRA CONSTRUCTIONS

A.K. ENGINEERS

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