REPAIR MAINT OF AIR CONDITIONING WATER COOLER AT RAJARI AREA DIMAPUR AND RMS

Amount

Taking down carefully copper/ aluminium point wiring (light, fan, socket or power) complete, including fitting & fixtures such as switches with board, ceiling roses, pendents, bell/buzzer, bell push, lamp holders, regulators, sockets, light fittings etc. removing materials from site and making good to the disturbed surfaces of walls, ceiling floors etc. including making good the disturbed surfaces and paint touch up to match with the existing surface complete all as specified and as directed.

M&L for Point wiring complete with two runs of 1.5 sqmm single core PVC insulated FR-LSH cable 1100 volts grade with multi-stranded copper conductors, drawn through and including PVC double locked Casing & caping including provision of 1.5 sqmm, FR-LSH, PVC insulated copper cable as earth continuity conductor connecting to earth dolly, including PVC rectangular box for mounting switches/sockets/regulators etc. with 3mm thick plastic laminated sheet cover of suitable size as required at site and 50 mm deep complete all as specified and as directed. Make: Richa/KEI/Finolex/Polyacab Make of caping/casing & PVC boxes: Prestoplast/finolex/Supreme/Richa

All as per item No- 2.00 here-in-before but with 2.5 Sq mm for 3 pin 15 Amps socket point controlled by one switch on independent board and 2.5 Sq mm copper conductor green in colour as earth continuity conductor connected to common earth dolly complete all as specified and as directed. Make: Richa/KEI/Finolex/Polyacab Make of caping/casing & PVC boxes: Prestoplast/finolex/Supreme/Richa.

M&L for Switch Socket combination, 2 in 1, 5 pin 6A flush type Make:-Wipro/Bajaj/CG

M&L for Switch Socket combination, 2 in 1, 5 pin 6A/16A flush type Make:-Wipro/Bajaj/CG

S&F sub-main wiring with PVC insulated & unsheathed two run of 4.0 Sqmm single core multi stranded copper conductor cable (FRLSH) 1100 Volt grade along with one run of 4.0 Sqmm PVC insulated & Unsheathed copper conductor cable (FRLSH) 1100 Volt grade connected to common earth dolly as earth continuty conductor, drawn through 20 mm dia PVC Casing Caping after and inclduing taking down existing submain wiring complete all as specified and as directed Note:- Two runs of 4.0 Sqmm cable one run 4.0 Sqmm Make : Finolex/Havells/RR Kabel. Make of caping/casing & PVC boxes : Prestoplast/finolex/Supreme

S&F sub-main wiring with PVC insulated & unsheathed two run of 6.0 Sqmm single core multi stranded copper conductor cable (FRLSH) 1100 Volt grade along with one run of 6.0 Sqmm PVC insulated & Unsheathed copper conductor cable (FRLSH) 1100 Volt grade connected to common earth dolly as earth continuty conductor, drawn through 20 mm dia PVC Casing Caping after and inclduing taking down existing submain wiring complete all as specified and as directed Note:- Two runs of 4.0 Sqmm cable one run 4.0 Sqmm Make : Finolex/Havells/RR Kabel. Make of caping/casing & PVC boxes : Prestoplast/finolex/Supreme

M&L for MCB Distribution board double door type SPN 8 way sheet steel powder painted with bus bar neutral link & earth din rail, recessed with wall surfaces by chase cutting and making good disturbed surfaces of wall complete all as specified and as directed. Make : Legrand Cat No 507612 or equivalent in ABB/Siemens

All as per item No 29 above but SPN 4 Way Make : Legrand Cat No 507610 or equivalent in ABB/Siemens

All as per item No 32 above, for MCB 32 Amps SPN 240 Volt 'C' series. Make:Legrand Cat No 408617 or equivalent in ABB/Siemens.

All as per item No 32 above, for MCB SP 5 To 32 Amps, 240 Volt 'C' series. Make:Legrand Cat No 408587 to 95 or equivalent in ABB/Siemens.

Taking down the following Air conditioner carefully from the installed position, dismantling the complete unit, applying blower to remove the complete dust, cleaning all the components with suitable cleaning agent, combing the condenser coil for better efficiancy and re-assembling the complete unit and re-installing in its original position and testing on completion of proper servicing complete all as directed by the Engineer-in- Charge

Window type AC upto 2.0 TR capacity

Split type AC upto 2.0 TR capacity indoor and out door unit complete

Casette AC of 2 to 4.0 TR capacity indoor and out door unit complete .

Tower AC of capacity 7.5 TR indoor and out door unit complete.

Disconnect and remove unserviceable main PCB/ display PCB and Supply and fix new main PCB/ dispaly PCB suitable for existing model of following cooling appliances complete all as specified and as directed by the Engineer-in-Charge. (Make- Blue star, Godrej , Voltas or equivelent)) :-

Window AC upto 2 TR

Split AC 2 TR (Display PCB )

Split AC 1.5 TR (Display PCB )

Casette AC of 4.0 TR Capacity (Display PCB)

Tower AC of capacity 7.5 TR (Display PCB)

Disconnect and remove unserviceable over load protector and supply and fix new overload protector (OLP) suitable for the following types of cooling appliances complete all as specified and directed by Engineer-in-Charge. (Make-Blue star, Godrej, Voltas)

Water cooler capacity of 40 to 80 Ltrs

Disconnect and remove unserviceable thermostat and supply and fix new thermostat suitable for existing model of following cooling appliances complete all as specified and directed by Engineer in Charge. (Make- Bluestar, Godrej, Voltas).

Water cooler capacity of 40 to 80 Ltrs

Taking out the burnt fan motor from the following cooling appliances and supply and fix new fan motor suitable for existing model complete all as specified and directed by Engineer-in-Charge.

Window Air Conditioner of Capacity upto 2.0 TR.

Split Air Conditioner of Capacity upto 2.0 TR.

Taking down unserviceable blower motor of split type air conditioner and supply and fix new blower motor suitable for existing model of indoor unit of split type air conditioner of capacity upto 2.0 TR including necessary connections and testing on completion complete all as specified and as directed by Engineer - in- Charge.

Taking down unserviceable Swing motor of split type air conditioner and supply and fix new Swing motor suitable for existing model of indoor unit of split type air conditioner of capacity upto 2.0 TR including necessary connections and testing on completion complete all as specified and as directed by Engineer - in- Charge.

Disconnect and remove unserviceable Spilt/Window AC compressor and supply and fix new sealed rotary / reciprocating compressor including brazing the suction / discharge lines suitable for existing model of following cooling appliances and testing on all as specified and directed by Engineer-in-Charge. Make : Bluestar/ Godrej/Voltas/Carrier/Hitachi.

1/1.5 TR window type/split type Air Conditioner.

2.0 TR window type/split type Air Conditioner

4TR Casette type Air Conditioner

Disconnect and remove unserviceable water cooler compressor and supply and fix new sealed rotary / reciprocating compressor with built-in OLP, thermostat including brazing the suction / discharge lines suitable for existing model of following cooling appliances, filling the gas and testing on all as specified and directed by Engineer - in - Charge. Make : Kirlosker/Tecumseh/ Sriram/ Voltas/Carrier.

40/60 & 80/120 ltrs capacity water cooler

M&L for filling up & charging of R-22 refrigerant to the cooling appliances all as specified and directed by Engineer-in-Charge.

M&L for filling up & charging of R-32 refrigerant to the cooling appliances all as specified and directed by Engineer-in-Charge.

M&L for filling up & charging of R-134(A) refrigerant to the cooling appliances all as specified and directed by Engineer-in-Charge.( For Cassette AC 4 TR)

M&L for filling up & charging of R-410(A)/R-22 refrigerant to the cooling appliances all as specified and directed by Engineer-in-Charge. ( For Tower AC 7.5 TR)

Note: For Item No 12.00,13.00 & 14.00 (i) Gas quantity will be measured physically by weighing gas cylinder before filling and after filling. (ii) Suitable weight machine for measuring gas quantity shall be provided by contractor and cost is included.

Flushing and leak testing the complete system Spilt/Window AC and Water coller with nitrogen gas and making good leaking portion by brazing and topping up compressor oil complete all as specified and as directed by Engineer in charge. Note: Cost of brazing and topping up of compressor oil is deemed to be included in quoted rate.

Taking out unserviceable air filter and supply and fix new air filter cleanable, indigenous of suitable size for the window / split type air conditioners of capacity upto 4.0 TR complete all as specified and as directed by the Engineer-in-Charge.

Taking out unserviceable condensor fan blades and supply and fix new condensor fan blades of existing/suitable model for the window type/out door unit of split type air conditioner of capacity upto 2.0 TR complete all as specified and as directed by Engineer-in Charge.

Taking down old unserviceable thermal insulation and Supply and fix and new thermal insulating puf for suction and discharge copper tubes of split type air conditioner of capacity upto 2.0 TR, neatly tying the ends with PVC insulation tape complete all as specified and directed by Engineer- in Charge. Note Old insulation puff will be dumped at nearby dustbin.

Filling the gaps between wall and refrigerant piping with white cement to prevent rodents entry and finishing smoothly to match with sorroundings.

Taking out the unserviceible remote PCB sensor unit and repair & refixing PCB sensor unit assembly duly replacing burnt electronic parts, soldering etc all as per existing make of window / split type air conditioners of capacity upto 2.0 TR complete all as specified and directed by Engineer-in-Charge. Note : Cost of soldering, S&F of new electronic parts like resisters, transistor etc is deemed to be included in the quoted rate.

Taking down unserviceable condensing coil unit and supply and fix new condensing coil unit suitable for window / split type AC of capacity upto 2.0TR, as per the existing, complete all as specified and directed by Engineer-in-Charge

Pumping down the AC, taking carefully the indoor and outdoor units along with voltage stablizer of split type air conditioner of capacity upto 2.0 TR by disconnecting all electrical connections, suction and discharge lines from its installed position and shifting to another location, making hole into brick/stone wall & filling back with white cement where directed and installing the indoor and outdoor units alongwith stablizer at specified location and connecting all the electrical, suction and discharge lines, topping up the gas as required and testing on completion for proper functioning complete all as specified and directed by Engineer-in-Charge. (Note: Gas, Copper tube, Insulation puff, Connecting wire as required additional shall be measured seperately under relevant item).

Taking down unserviceable plug and socket of any description, supply and fix single pole and neutral enclosure with two pin and earth plug and socket along with a 20 to 30Amps rated SP MCB, 230 volt, 50 HZ as required at site, complete all as specified and directed by Engineer-in-Charge. Make: Anchor/Havells/HPL/Indo-Asian/ Standard.

Disconnect and remove unserviceable PVC connection, supply and fix new PVC connection 15mm size with PTMT nuts of length 600mm complete all as specified and directed by Engineer- in Charge. Make : Prayag or equivalent

Taking out unserviceable push button tap and supply and fix new Self-closing taps, cast copper alloy, chro-mium plated, screwed of size 15 mm dia bore suitable for water cooler complete all as specified and directed by Engieer- in - Charge. Zoloto/Leader/HM/Shakti/Prayag.

Taking down the corroded body of water cooler of any capacity, tinkering the corroded sheet metal parts, bottom base, angle iron frame, fan motor base plate, side covers, legs, door etc. with appropriate gauge MS sheet, angles by welding and brazing, renewal of nuts and bolts sheets metal screws, re-assembling, preparing the surface and painting with two coats of synthetic enamel paint over a coat of zinc chrome primer including renewal of door gasket where ever required and transportation.

Checking the AC indoor unit for water leaks, cleaning the choked drain out pipe lines aligning with proper slope.

Taking down unserviceable single pole contactor and M& L for single pole contactor for out door unit of Air conditioner of capacity up to 2.0 TR.

Taking down Existing unserviceable Indoor assembly and Supply and fix new Indoor assembly of split type AC of Capacity upto 1.5/2.0 TR as per existing model or as approved by GE complete, connecting wires, copper lines and testing all as specified and any make as per site requited as directed by Engineer-in-charge. Note: Old Indoor assembly will be deposited in the AGE E/M store.

Taking down burnt wiring and M&L for rewiring all as existing for out door unit of Air conditioner of capacity upto 2.0 TR.

Taking down Existing unserviceable Outdoor unit assembly and Supply and fix new outdoor unit assembly of split type AC of Capacity upto 1.5/2.0 TR as per existing model or as approved by GE complete, connecting wires, copper lines and testing all as specified and any make as per site requited as directed by Engineer-in-charge. Note: Old Indoor assembly will be deposited in the AGE E/M store.

Replacement of unserviceable components/ parts such as power circuit board (PCB) time relay, socket outlet, regulators/toggle switch, voltmeter ,indicator lamp, circuit wiring fuse etc including rewinding of transformer & painting voltage stabilizer of following cap:-

Single Phase 1 KVA

Single phase 2 KVA.

Single phase 3 KVA.

Single phase 4/5 KVA.

Replacing of defective components/ accessories suitable for window/Split type AC of capacity 1.5/2 TR as required at site and directed by Engr-in-charge for the following:-

Running capacitor powder filled 50+2 MFD as approved (Make: Usha/Keltron/uptron/epcos ).

Starting capacitor powder filled 100/120 MFD as approved ( Make : Usha/Keltron/Uptron).

Capacitor for blower motor suitable for window type AC 6 MFD Make: Sriram/renutral/Usha

Over load protector for the window type AC 1.5/2 TR (Make : Sriram/renutral/Whrilpool)

Thermostat switch assembly suitable for window / split type AC of cap1.5/2 TR as approved ( Make : Renutral/Denfoss/Sriram/Cosmos )

Starting relay suitable for window / split type AC of cap 1.5/2 TR as approved ( Make : Sriram/ Renutral/Whrilpool)

Kiny form of size 1/4" and 1/2"

Copper tube of size 1/4"

Copper tube of size 1/2"

Flair nut brass of size 1/4" and 1/2"

Capilary tube of size 1/32"

Taking down old UNSV RO and segregating all serviceable and unerviceable spares and replace all the unserviceable parts with following spares at site and refixing the aquagaurd and testing the same upto the satisfaction of Engr- in- Charge:-

Candle.

Iron remover.

Membrane.

Activate filter.

Cadment filter

Pump Assembly

Adoptor

Taking down old UNSV Aquagaurd and segregating all serviceable and unerviceable spares and replace all the unserviceable parts with following spares at site and refixing the aquagaurd and testing the same upto the satisfaction of Engr- in- Charge:-

candle suitable for aquagaurd.

Carbon for aqua guard.

Sensor nut.

PCB for aquagaurd.

UV lamp.

UV holder.

EVA pipe.

PF nut nozzle.

S&F wall mounted Stand sutable for fixing out door unit of split AC upto 2 Ton.

P K ELECTRICAL

SHRI SUBRATA GUHA