REPAIR AND MAINTENANCE TO WINDOW/SPLIT ACS, WATER COOLERS, REFRIGERATORS, DEEP FREEZERS AND MISC CONNECTED ITEMS AT 273 SU AND 20 WING AFS UNDER GE (AF) BAGDOGRA

Amount

Part-I Disconnecting the electric connection and taking out window type AC 1.5TR/2TR capacity from wall, overhauling and servicing the window type AC by help of Blower gun, Soap water etc, oiling greasing as required and painting the AC including outer cover after work refixng in original position and reconnecting the electric connection and making serviceable and recharging the refrigerant gas, if required. Note:- Extra refrigerant gas if required will be measured & paid separately as supply only.

All as item No 01 above, but split type AC of 1.5/2TR capacity.

Attending the complaints as directed by the Engineer-in Charge for carrying any nature defects complete of Window type AC , Split, Mega split, Ductable Split AC, Water cooler, Refrigerator and Deep freeze , all as directed. Note:- (i) Supplying of new accessories/components required for the system shall be measured & paid separately as supply only. (ii) Old serviceable accessories / components obtained from dismantling shall be refixed as directed by Engineer -in - Charge if serviceable. (iii) Completion of job will be considered only after complete rectification of defect upto satisfaction of Engineer -in - Charge. (iv) Complaint shall be attended on the same day of obtaining complaints & intimate to JE incharge by evening. (v) Rate for necessary stationary for complaint register & complaint slips shall be deemed to include in quoted rate.

Dismantling of defective Window type AC/ Split type Air conditioner indoor/outdoor unit of any make of 1.5TR capacity for thorough checking / repair of all accessories and components and reassembling the same after repair/ replacement of defective accessories / components and testing complete all as directed by Engineer – In – Charge including transportation to workshop and back. Note : (i) Supplying of new accessories/components required for the system shall be measured & paid separately here-in-after as supply only. (ii) Replacement of sealed compressor unit, painting etc shall be measured and paid separately as supply only. (iii) Old serviceable accessories / components obtained from dismantling shall be refixed inf found serviceable as directed by Engineer -in - Charge and labour charges for refixing shall be deemed to be included in the unit of item rate.

All as per item No 4 above, but for AC of 2.0 TR capacity.

S&F compressor rotary energy efficient/ reciprocal in replacement of old compressor having any No of cuts of same size , capacity and connecting with existing system testing to leakage including recharging of refrigerant gas after installation sealed unit with the split type AC of 1.5 TR capacity commissioning complete all as specified and directed. (Make- Hitachi/ Bluestar/Carrier/ LG). (Note:- unserviceable compressor shall be the property of contractor)

All as per item No 6 above, but for 2.0 TR capacity.

All as per item No 6 above, but for 3.0 TR capacity.

Supply only aluminium fan blade each suitable for outdoor unit of 1.5 TR (Split) capacity for split /mega ductable split type AC including taking down unserviceable one.

All as per item No 9 above, but for 2 TR capacity.

All as per item No 9 above, but for 3 TR capacity.

Supply only capacitor of 2.5 MFD capacity. (Make- Sarda/ Universal/Usha)

Supply only capacitor of 4 MFD capacity.

Supply only capacitor of 8 MFD capacity.

Supply only capacitor of 10 MFD capacity.

Supply only refrigerant gas R-32 A for charging of 1.5 TR to 11.6 TR capacity split, mega split and ductable split type AC.

Supply only running dual capacitor of 36+6 MFD capacity. (Make- Sarda/ Universal/Usha)

Supply only running dual capacitor of 40+6 MFD capacity.

Supply only running dual capacitor of 45+6 MFD capacity.

Supply only running dual capacitor of 50+6 MFD capacity.

Supply only running dual capacitor of 60+6 MFD capacity.

Supply only three Pole power contactor of 9 Amps capacity. (Make- Havells/ Legrand/ Seimens/ L&T)

Supply only three Pole power contactor of 25 Amps capacity.

Supply only three Pole power contactor of 32 Amps capacity.

Supply only three Pole power contactor of 40 Amps capacity.

Taking out unserviceable blower motor from existing location of 1.5 TR capacity of Split AC, Window AC, mega split/ductable outdoor unit & dismantling the blower motor, cutting/removing burnt copper wire and rewinding the same of existing gauge by super enamelled copper wire, varnishing heating and testing including replacement of unserviceable 2 nos. bearing of existing size and reassembling the blower motor and fixed complete all as directed by Engr -in - Charge. (Note:- Unserviceable winding wire shall be handedover to store and necessary RV shall be obtained.)

All as per item No 26 above, but 2.0 TR capacity.

All as per item No 26 above, but 3.0 TR capacity.

Taking out unserviceable blower motor from existing location of 1.5 TR capacity of Split AC, Window AC, Mega Split AC, Ductable AC Indoor unit & dismantling the blower motor, cutting/removing burnt copper wire and rewinding the same of existing gauge by super enamelled copper wire, varnishing heating and testing including replacement of unserviceable 2 nos. bearing and reassembling the blower motor and fixed complete all as directed by Engr -in - Charge. (Note:- Unserviceable winding wire shall be handedover to store and necessary RV shall be obtained.)

All as per item No 29 above, but 2.0 TR capacity.

All as per item No 29 above, but 3.0 TR capacity.

Dismantling unserviceable remote control assembly and replacing unserviceable items such as IC, PCB, Transformer and magnetic coil suitable for indoor 1.5 TR capcity split/ window type AC and reassembling the same after testing complete.

All as per item No 32 above, but 2.0 TR capacity.

Dismantling the condensing coil and supply and fix the new condensing coil made of copper pipe for 1.5 TR Capacity Split AC/ Window type AC.

All as per item No 34 above, but for 2.0 TR capacity Split AC/ Window type AC.

M&L for detecting leakage of Air conditioning system rectifying the leakage and testing complete all as specified and directed by Engr -in Charge of 1.5 TR capacity split/window type AC.

All as per item No 36 above, but for 2.0 TR capacity.

All as per item No 36 above, but for 3.0 TR capacity.

S&F suction/Discharge valve of size 1 1/8" including taking down unserviceable one. (Make B/M/KEM/ Castle)

All as per item No 39 above, but for 5/8" each.

All as per item No 39 above, but for 1/2" each.

All as per item No 39 above, but for 3/8" each

All as per item No 39 above, but for 1/4" each.

Supply and filling refrigerant gas R-22 for charging of 1.5 TR to 11.6 TR capacity split, mega split and ductable split type AC.

Supply and filling refrigerant gas R-410a for charging of 1.5 TR to 11.6 TR capacity mega and ductable split type and VRF typr Air Conditioner

Supply and filling refrigerant gas R-134A for charging of water cooler and refrigerators.

Dismantling of window type Air conditioner of any make 1.5/2 TR capacity and refixing in new location including brick work, plaster and making good by painting with existing color at old and new location complete all as specified and as directed.

Dismantling of Split type Air conditioner of any make 1.5/2 TR capacity and refixing in new location including necessary civil work complete all as specified and as directed.

S&F single core PVC insulated cable with stranded copper conductor 1100 Volt grade of 2x4 sqmm submain wiring (nominal area) for sub main wiring and drawing in to and including PVC casing capping 20mm wide with all fittings including of 4 sqmm PVC insulated stranded copper conductor cable earth continuity conductor complete including taking down unserviceable cable.

All as per item No 49 above, but for 2x 6sqmm submain wiring with 1x 6 sqmm as earth conductor.

All as per item No 49 above, but for 4 x 10 sqmm submain wiring with 2x 10 sqmm as earth conductor.

S&F Copper rifrigerant pipe of size 3/8” including taking down existing pipe.

S&F Copper rifrigerant pipe of size 1/4” including taking down existing pipe.

S&F Copper rifrigerant pipe of size 1/2” including taking down existing pipe.

S&F Copper rifrigerant pipe of size 5/8 “ including taking down existing pipe.

S &F Insulation for cooling line all as directed by Engr-in-Charge.

Supply only starting relay for 1.5 TR/ 2 TR capacity of window / split type AC. (Make- Sriram/Annapurna/ Hi-teck)

S&F Sheet metal enclosure for SP, with two pin earth plug and socket complete with one SP,MCB 20Amps including taking down.

Dismantling the u/s 15mm drain water pipe and supplying and fixing including provision of saddles/clamps upto 100 mm above the ground level.

S&F Air filter of suitable size for Split AC 1.5 TR unit.

All as per item No 60 above, but for Split AC 2.0 TR unit.

S&F Air filter for Window AC 1.5/2.0 TR.

WATER COOLER Servicing to water cooler capacity 40/80, 60/120 & 150 ltrs for thorough checking including all accessories and components replacement of defective accessories/ components & testing complete all as specified and as directed. Note: (a) New accessories/ components required shall be measured and paid separately as supply only. Labour charges for fixing are deemed to be included in the unit quoted rate. (b) Repair, overhauling, rewinding motor, replacement of sealed compressor unit re- charging of compressor oil and refrigerant gas etc shall be measured and paid separately. (c) old serviceable accessories / components removed shall be refixed (if found serviceable) as directed by Engr - in charge rate for fixing shall be deemed to be included in the unit rate of item above.

Supply only water cooler aluminium fan blade for capacity 40/80 Ltrs.

Supply only aluminium fan blade for capacity 120 & 150 Ltrs water coolers.

Supply only wiring set complete of PVC insulated cable stranded copper conductor connecting clip etc suitable for any capacity of water cooler.

Supply only thermostate with plastic regulator knob for water coolers.

Supply only relay switch for water cooler suitable for (As per sample) any capacity of water cooler. MODEL – 412/ 412Y.

Supply only over load protector type 1022 for any capacity of water cooler.

Supply only self closing chromium plated brass bib tap/ push tap 15mm dia suitable for any type / capacity of water cooler.

Supply only 15 mm dia Float valve synthetic metal alongwith PVC ball and AI connecting rod complete with all accessories.

Supply only running capacitor 25 Mfd 415 Volts AC, 50 Hz..

Supply only starting capacitor 80-100 Mfd 415 Volts AC, 50 Hz.

Cutting out rusted / perforated portion of body from water cooler of any size including fixing 18 SWG thick MS sheet in cut out portion by gas welding, screwing etc where necessary complete all as directed including two coats of synthetic enamel painting over one coat of red oxide primer to the welded portion of approved brand complete all as directed.

S&F compressor rotary energy efficient /reciprocal for water cooler and connecting with existing system testing for leakage including re – charging of refrigerant gas after installation sealed unit with the water cooler of 40/80 litres capacity commissioning including dismantling unserviceable one complete all as specified and directed Note:- Refilling of R-134a gas shall be measured & paid separately as supply only.

All as per item No 75 above, but 60/120 litres.

All as per item No 75 above, but150 litres.

Recharging of refrigerant gas R-134a after vacuuming dehydration leak testing for the system as per standard practice and rectifying / arresting the same by brazing to copper tubing for proper cooling and satisfactory performance complete all as specified and as directed for water cooler of 40/80 ltr/hrs capacity. Note:- Gas R-134a shall be measursd & paid separately as supply only.

All as per item No 78 above, but 60/120 Ltr/hrs.

All as per item No 78 above, but 150 Ltr/hrs

Opening blower motor of any type / make cutting removing of the worn out copper wire cleaning the armature, rewinding the same with existing size of super enamel, copper wire including necessary insulating tubes and replacement of bush and testing complete for 40/80 litres. Note:- Unserviceable cooper winding wire shall be returned to store and necessary RV obtained.

All as per item No 81 above, but 60/120 Ltr/hrs.

All as per item No 81 above, but 150 litres.

Scrapping out old damaged paints rusts etc form Water cooler body cleaning the body with soap water providing putty where necessary & applying two coats of ASPA, high glossy paint of approved colour over a coat of metal primer complete all as specified and as directed for 40/80 litres.

All as per item No 84 above, but 120/150 litres.

REFRIGERATOR Dismantling of defective refrigerator of any make and any type capacity for through checking of all accessories and components, repair & reassembling the same after repair/ replacement of defective accessories / components and testing complete all as directed. Note : (a) New accessories / components required shall be measured and paid separately as supply only labour charges for fixing shall be included in the unit rate. (b) Replacement of sealed compressor unit Gas charging painting etc. shall be measured and paid separately. (c) Old serviceable accessories / components obtained after dismantling shall be refixed as directed and labour charges for refixing shall be deemed to be included in the unit rate.

Supply only Cooling coil chamber including cooling coil of refrigerator 175/210 Ltrs.

All as per item No 87 above, but for 280/335 Ltr.

Supply only thermostat defrost type including plastic regulating knob.

Supply only relay switch.

Supply only lamp screwed / pin type including 15 Watts lamp 220 Volts.

Supply only timer.

Supply only bimetal relay.

Supply only condenser coil.

S&F compressor rotary energy efficient/reciprocal for Refrigerator of 175-210 litres capacity of original manufacturer and connecting with existing system testing to leakage including recharging of refrigerant Gas after installing sealed unit to refrigerator of 175-210 litres capacity commissioning including dismantling unserviceable one complete all as specified and directed.

All as per item No 95 above, but 280-335 Ltr.

DEEP FREEZER Dismantling of defective deep-freezer capacity 205 to 500 ltrs for through checking including all accessories and components reassembling the same after repair/ replacement of defective accessories/ components & testing complete all as directed. Note: (a) New accessories / components required shall be measured and paid separately, as supply only labour charges for fixing are deemed to be included in the unit rate. (b) Repair of over hauling rewinding compressor motor, repair/ replacement of sealed compressor unit recharging of compressor oil and refrigerant gas etc shall be measured and paid separately. (c) old serviceable accessories / components removed shall be fixed as directed for fixing shall be deemed to be included in the unit rate.

Supply only Blower motor fan blade for deep-freezer 205 to 320 litres.

Supply only Wiring set complete of PVC insulated cable stranded copper conductor connecting clip.

Supply only thermostat which including plastic regulator knob. Make – INDFOSS/WHIRPOOL/ ANNAPURNA.

Supply only relay switch. Make : SHRIRAM/ ANNAPURANA.

Supply only overload protector. Make SHRIRAM/ RANUTROL/HI – TECK.

Supply only blower motor fan blade for deep-freezer 500 litres.

Supply only relay switch for deep freezer 500 ltr. Make : SHRIRAM/ ANNAPURANA.

S&F compressor rotary energy efficient/reciprocal and capacity of original manufacturer and connecting with existing system testing to leakage including recharging of refrigerant Gas after installing sealed unit to refrigerator of 500 Ltrs Capacity capacity commissioning including dismantling unserviceable one complete all as specified and directed.

All as per item No 105 above, but 205-320 ltrs capacity.

Supply and fix Voltmeter of range 0 – 300 Volts AC of size 2 1/2" Square / Circular for 1 to 5 KVA volt stabilizer.

S&F cable connector 3 way suitable for connection of stabilizer with brush, screws of different size for 1 to 5 KVA volt stabilizer.

S&F flexible AC cord consisting of one 3 core flexible cable of size 40/0076 mm of length 1.5 meter including 3 pin plug top 15 Amps for 1 to 5 KVA volt stabilizer.

S&F main transformer suitable for automatic line voltage corrector 5 KVA 230 Volts 50Hz for 1 to 5 KVA volt stabilizer.

S&F relay (time limit) suitable for automatic line voltage corrector of capacity 5 KVA for 1 to 5 KVA volt stabilizer.

S&F voltage regulating printed circuit board (PCB) of suitable size / type including all necessary electrical component & connectionfor operating the voltage stabilizer for out put voltage 220 to 230 Volts (2% tolerance) complete for 1 to 5 KVA volt stabilizer.

S&F voltage regulating transformer of voltage rating 220/12 Volts to 6 Volts bridge type for central type transformer of current carrying capacity 600 MA per second any size to separate the regulating circuit boardfor 1 to 5 KVA volt stabilizer.

PART-II Comprehensive maintenance of ductable / Mega split type Air condiioner of 8.5 TR to 11.6 TR (indoor unit 14 Nos & Out door unit 14 Nos) capacity of any make .The job includes as under;- (i) Inspection, checking, cleaning with soap water and carbon tetra chlorite to the cooling coil and condenser unit (ii) Inspection, checking and repair of all electrical components (iii) Servicing of blower motors by greasing, oiling and servicing by cleaning thoroughly air filter iv) During the servicing of the unit existing refregerant (Gas) shall be pump down and to kept safe custody for re use Note : (a) Above job shall be carried out once in a every Qtr (b) Unserviceable item involving the above job shall be measured and paid separately.

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum.

M/S POWER ENGINEERS

M/S East India Traders

KD SAHA and CO.INDIA

M/S SARKAR ELECTRIC

SARKAR ENGINEERING CO.

M/S BIJAY KUMAR SHIVA

M/S ANNI ENTERPRISE