REPAIR/REPLACEMENT OF SUMMER APPLIANCES, CENTRAL AC PLANTS , PACKAGE TYPE AC, DOMESTIC AC, REFRIGERATOR, WATER COOLER ETC AND CONNECTED WORKS AT COOCHBEHAR, TELEPARA AND BINNAGURI

Amount

Dismantling of defective refrigerator of any make and capacity including transportation to workshop and back for thorough checking of all accessories and components, repairs and reassembling the same after repair/replacement of defective accessories/components and testing complete all as directed . NOTE :- New accessories / components required shall be measured and paid separately, labour charges for fixing shall be included in the unit rate of item No. 1 here-in-above. Repair of body overhauling / repair sealeds unit (compressor ) gas charging painting etc shall be measured and paid separately. Old serviceable accessories / components obtained from item No.1 here-in-above shall be refixed as directed and labour charge for refixing to be deemed to be included in unit rate of item No.1 here-in-above.Samsung/LG).

Supply only (suitable accessories components of refrigerator) for the following:- (Make - Kelvinator/Allwyn /Godrej/Whirlpool/Usha/Samsung/LG) Cooling chamber including cooling coil of existing size and shape suitable for refrigerator of size and of capacity 165/180 Ltrs.

All as per item No. 2.00 here-in-above for refrigerator of capacity 250/286/310 ltrs.

Supply only Thermostat defrost type switch suitable for refrigerator of capacity 165/220/310 ltrs.

Supply only PTC Relay with overload protection suitable for refrigerator of capacity 165 to 300 ltrs.

Supply only Cooling coil of suitable for size of refrigeration capacity of 250/280/310 ltrs .

Supply only Megnetic door gasket including fixing accessories for refrigerator of 165/180 Ltrs capacity.

Supply onlyMegnetic door gasket including fixing accessories for refrigerator of 250/286/310 Ltrs capacity.

Supply only Capillary tube of size 0.36 for any type/size refrigerator

Supply only Thermostate suitable for 250/286/310 ltr

Supply only Door switch for refrigerator of any capacity.

Supply only Lamp holder, screwed/pin type including 15 watt, lamp 240 volts.

Supply only LED lamp suitable for refrigerator of capacity 165/250/310 ltrs

Supply only Copper pencil strainers of size 4" long double mouth .

Supply only Inner shelf for refrigerator of capacity 165/180 ltrs.

Supply only All as per item No. 15.00 here-in-above but for refrigerator of 286 to 310 ltrs capacity.

Supply only PVC chillar tray for refrigerator of capacity 165 ltrs.

Supply only All as per item No.17.00 here-in-above but 286 to 310 ltrs.

Supply only Wiring set complete consisting of PVC insulated flexible wire with stranded copper conductor of size 1.5 sqmm and fixing clips for refrigerator all types.

Supply only Vegetable tray for 165 to 190 ltrs refrigerator.

Supply only Vegetable tray for 286 to 310 ltrs refrigerator.

Supply only Freezer door for 165 ltrs refrigerator.

Supply only Freezer door for 286 to 310 ltrs refrigerator.

Supply only Bimetal 2 wire / 3 wire / 4 wire

Supply only Running capacitor 6 / 10 mfd

Supply only Forst free fan motor SP 230 volts

Supply only Sensor for cooling coil

Supply only Condenser coil for 165 to 200 Ltrs

Supply only Condenser coil for 250 to 310 Ltrs

M&L for replacement to PCB of refrigerator of 165 to 310 ltr capacity and make all as specified and directed

M&L for replacement to inverter type PCB of refrigerator of 165 to 310 ltr capacity and make all as specified and directed

Supply and charging of Gas R-134 A or equivalent including necessary arrangement for charging gas & pressure testing complete all as specified and directed.

Supply and fix of heating coil including fixing accessories suitable for 250/286/310 ltrs

Supply and fix of T-Fuse for refrigerator of cap 250/286/310

Taking out burnt compressor after disconnecting suction and discharge line and supply and fixing new compressor as per existing including testing complete all as specified and directed for Regrigerator of Capaicty 165/180 Ltrs (Re- Charging of gas will be measured and paid separetely)

All as per item No.35 here-in-above but for compressor of capacity of refrigerator 250/286/310 ltrs .

Re-charging of refrigerator gas (R-134) for refrigerator of capacity 165 to 185 ltrs after vaccuming dehydration leak testing of the system as per system standard practice for proper cooling effect and satisfactory performance complete all as specified and as directed.(Gas will be measured and paid separetely as supply only)

All as per item No. 37 here-in- above but for refrigerator of capacity 286 to 310 ltrs.

Supply and charging Gas R-600 including necessary arrangement for charging gas & pressure testing complete all as specified and directed.

Water Coolers

Dismantling of defective water cooler storage type of 40 ltrs capacity including transportation to workshop and back for thorough checking/including all accessories and components re-assembling the same after repair/ replacement of defective accessories/components including testing complete all as specified and directed. NOTE : (a) New accessories/ components required shall be measured and paid separately, labour charges for fixing are deemed to be included in the unit rate. (b) Repair of body overhauling/repair, sealed compressor unit gas charging, painting etc shall be measured and paid separately.

All as per item No. 40 here-in-above for water cooler storage type 80 ltrs capacity.

All as per item No. 40 here-in-above but for water cooler storage type 120 ltrs capacity.

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Supply only the following suitable accessories of water cooler (Make- Shreeram/BLUE STAR/Usha/Voltas):- Condensor coil for water cooler 40 ltrs capacity of similar specification as of old one.

All as per item No. 44 here-in-above but water cooler of 80 ltrs capacity

All as per item No. 44 here-in-above but water cooler of capacity 120 ltrs.

Aluminium fan blade for blower motor for water cooler of capacity 40/80/120 ltrs.

Wiring set complete consisting of PVC insulated cable wiring stranded copper conductor connecting clips etc suitable for water cooler 40/80/120 ltrs.

Thermostat including plastic regulating knob as per existing for water cooler of cooling capacity 40/80/120 ltrs.

Relay for water cooler type suitable for water cooler storage cooling capacity 40/80 ltrs/hrs.

Relay for water cooler type suitable for water cooler storage cooling capacity 60/120 ltrs/hrs.

Self closing bib tap/push tap 15mm dia chromium plated steel suitable for water cooler 40/80/150/120 ltr/hrs capacity.

PVC connection pipe high density 15mm dia 300mm long including jublee clamps for inner connection from tank outlet to tap.

15 mm dia PVC connection pipe 450 mm long complete with PVC union at both end.

15 mm bore Stop cock brass chromium plated both end screwed.

15 mm dia Float valve/Ball valves high pressure,with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete with all accessories.

Running Capacitor 10/15 mfd 230 volts AC, 50 Hz suitable for water cooler

Starting Capacitor 40/60 mfd, 230 volts.all as specified.

Supply and fix Copper pipe 3/8" all as specified.

Supply and fix Copper pipe 1/4" all as specified.

Supply and fix Copper pipe 3/16" all as specified.

Supply only new compressor suitable for 40/80 ltr/hrs storage capacity including testing all as specified and directed by Engineer-in-Charge. (Recharging of gas will be measured and paid separately).

All as per item No. 62.00 here-in-above but compressor of water cooler of storage capacity 40/40 ltrs/hrs,

All as per item No. 62.00 here-in-above but compressor of water cooler of storage capacity 60/120 ltrs/hrs,

Taking out old burnt Condenser fan motor and supply and fixing of new blower motor and testing suitable for water cooler any make or type.

Deep Freezer

Dismantling of defective deep freezer/ visi cooler including transportation to workshop and back of any capacity, size and type for thorough checking of all accessories and components re-assembling the same after repair/ replacement of defective accessories/components including testing complete all as specified and directed by the Engr-in-Charge NOTE : (a) New accessories/ components required shall be measured and paid separately, labour charges for fixing are deemed to be included in the unit rate. (b)Sealed compressor unit, gas charging, painting etc shall be measured and paid separately.

Supply only new deep fridge compressor for storage capacity upto 300 ltrs deep freezer including testing all as specified and directed . (Recharging of gas will be measured and paid separately).

Supply only new deep fridge /visi cooler compressor for storage capacity of 400 ltrs ( or higher) deep freezer/ visi cooler including testing all as specified and directed . (Recharging of gas will be measured and paid separately).

Supply only the following suitable accessories of deep freedge/ visi cooler of any make and capacity :- Relay for deep freezer/ visi cooler of any size/capacity

Thermostate for deep freezer/ visi cooler

4" condenser fan motor 240 volt

Window type AC

Scrapping out old surface of window type AC of capacity 1.5 TR/2 TR for spray painting and applying one coat of synthetic enamel spray painting with 1st grade quality of existing colour all as specified and as directed.

Dismantling all electrical connection from the unserviceable compressor unit and disconnecting gas line and taking out burned compressor of capacity 2 TR and supply and install new compessor 2 TR, 230 V, 50 Hz suitable for window AC as per existing specification , mounting pad , nut and bolt and reassembling all the connection including testing complete. .(Recharing of gas will be measured and paid separately) (Make - Carrier/ Kirloskar/ Emerson).

All as per item No. 73 here-in-above for compressor of capacity 1.5 TR.

Charging of refrigerant gas (R-22/R-410) for Split/window type AC of capacity 1.5 TR only after vaccuming dehydration, leak testing of the system as per standard testing pratice for proper cooling effects and satisfactory performance complete all as specified and as directed .(Note- refrigerant gas R-22 will be measured and paid separately).

All as per item No. 75 here-in-above but for window type AC of capacity 2.0 TR.

Supply only the following suitable accessories of window type AC of any make and capacity :- (a) Starting capacitor 60/40 Mfd

(b) Starting capacitor 80/100 Mfd complete all as specified and directed.

(c) M&L for replacement to inverter type PCB for outdoor unit of split AC of capacity 1.5/2.0 TR including making connection for any make all as specified and directed

(d) M&L for replacement to inverter type PCB for indoor unit of split AC of capacity 1.5/2.0 TR including making connection for any make all as specified and directed

(f) Thermostate switch complete all as specified and directed.

(g) cooling coil sensor complete all as specified and directed.

M&L for replacement of PCB of window AC of 1.5/2.0 TR capacity and make all as specified and directed

Supply and fix swing motor for indoor unit all as specified and directed

Supply and charging of Gas R-22 or equivalent to central AC machine including necessary arrangement for charging gas including pressure testing complete all as specified.

Supply and charging of Gas R-410 or equivalent to Split/Window type AC machine including necessary arrangement for charging gas including pressure testing complete all as specified .

Taking out old burnt blower motor double shaft and supply and fixing of blower motor and testing suitable for window type AC of any make/any type

M&L for cutting through brick wall built in cement mortar for window type AC of any size /capacity and making good with cement mortar 1:4 including three coat of white washing on new plastered surface including preparation of surface complete to match with existing all as specified and as directed.

PVC Front gril suitable for Window AC of suitable size for 1.5/2 TR

Voltage Stabilizer

Supply and fix voltage stabiliser 5 KVA capacity single phase, 240 volts after taking down old one 50 Hz input voltage 170 to 220 volts including necessary nuts, bolts, wires 1.5 to 2.0 TR etc complete all as specified and directed .

Same as item no 91 above but for Air Conditioner upto 1.5 TR

Supply only cable connector 3 way suitable for connection of stabilizer with brass screw of different size.

Dismantling all electrical connection from the unserviceable compressor unit and disconnect gas line and taking out burned compressor of capacity 2 TR including transportation to workshop and back and supply & install new compessor (Rotary/Reciprocating) 2 TR 230 V, 50 Hz suitable for split AC inverter type or non-inverter type, mounting pad nut and bolt and reassembling all the connection including testing complete (Recharing of gas will be measured and paid separately).

All as per item no 94 here - in - before but 1.5 TR capacity.

Dismantling all electrical connection from the blower motor and taking out unserviceable burnt blower motor from outdoor unit and supply and install blower motor suitable for 2/1.5 TR split AC and reassembling all the connection in its original location and testing complete.

Supply and fixing remote control assembly with control circuit or connected wire suitable for 2 TR/1.5 TR split type AC.

Supply and fix swing motor(Synchronous motor) AC 220 Volt, 50/60 Hz for split type AC including necessary connection wire after taking out old one.

Dismantling all electrical connection and taking out outdoor unit of split AC after disconnect suction & liquid line and repair, cleaning, servicing and overhauling of the same including Air filter, blower motor (outdoor) and adjusting of remote control and checking all electrical devices including fixing cable socket/gland etc and reassembling and fixing in position and leakage check the unit , charging refrigerant gas as required in the system complete (Spares required for repair and gas shall be paid separately) ( Note :- Contractor shall attend any type of complaint as and when required and no extra payment on this account shall be allowed.)

Complete all as item no 99 here in above but for indoor unit of split AC.

Supply only the following spares for split type AC machine as per existing specification including removing unserviceable old spares complete :- AC contactor relay for split AC of any make.

Starting relay for 1.5/2.00 TR split AC

Capilary tube of size 0.45

Capilary tube of size 0.55

Copper pipe 1/2" for liquid line including fittings

Copper pipe 5/8" for suction line including fittings

Copper pipe 1/4" for liquid line including fittings

Copper pipe 3/8" for suction line including fittings

PVC Fan blade suitable for outdoor condenser unit including necessary brass nut bolt etc.

Running capacitor 50/2 mfd series 8 pole

Running capacitor 50/6 mfd series 9 pole

Supply and fix PVC insulated four core copper flexible wire of size 2.50 sqmm 1100 volts grade including taking out old one complete all as directed.

Reversible valve for AC

Supply and fix PVC insulated three core copper flexible wire of size 2.50 sqmm 1100 volts grade including taking out old one complete all as directed.

Supply and fix PVC flexible pipe 25 mm dia for cable protection including necessary clamps, screw etc .

Supply and fix PVC drain pipe 25 mm dia suitable for spilt AC with necessary saddle screws complete.

Supply and fix outdoor unit condenser coil for Split AC 1.5 TR capacity.

Supply and fix outdoor unit condencer coil for Split AC 2.0 TR capacity.

Supply and fix air filter for Split AC of any size and make

Supply and fix liquid sensor for Split AC 1.5/2.0 TR capacity

Supply and fix Air sensor for Split AC 1.5/2.0 TR capacity

Supply and fix Compressor leg bush of any size for 1.5/2.0 TR capacity.

Supply and fix insulation foam for copper pipe .

Taking down old u/s remote control assembly and dismantling the unit and replaced the unserviceable item such as PCB, transformer and magnetic coil suitable for out door split AC and reassembling the same including testing complete.

Supply and fix factory made AC stand made out of angle ,flat etc. including fixing in wall with , nuts and bolts complete all as directed.

Supply and fix outdoor unit of Split AC 2.0 TR with all accesorries (compressor,wiring,copper pipes ) incl fixing toWall or floor complete all as directed.

Supply and fix outdoor unit of Split AC 1.5 TR with all accesorries (compressor,wiring,copper pipes ) incl fixing toWall or floor complete all as directed.

Supply and fix indoor unit of Split AC 2.0 TR with all accesorries (cabinet,wiring,copper pipes,remote control ) incl fixing to wall or floor complete all as directed.

Supply and fix indoor unit of Split AC 1.5 TR with all accesorries (cabinet,wiring,copper pipes,remote control ) incl fixing to wall or floor complete all as directed.

Supply and filling refrigeration Gas R-32 complete all as specified.

Supply & Fix over replacement double door metal plug & socket DB as directed by engr in charge. Make- Havells

Package type AC

Dismantling all electrical connection from the unserviceable compressor unit and disconnect gas line and taking out burnt compressor of capacity 4 TR and supply and install new compessor 4 TR 230 V, 50 Hz suitable for package type AC, mounting pad nut and bolt and reassembling all the connection in its original location and testing complete (Recharing of gas will be measured and paid separately)( Note : New accessories/ components required shall be measured and paid separately, labour charges for fixing are deemed to be included in the unit rate).

Supply only water drain motor .

Supply only blower motor for outdoor unit.

Supply only blower motor for indoor unit .

Supply only cooling coil sensor .

M & L for replacement of PCB board for indoor/outdoor unit of package type AC after dismantling old one complete all as specified.

Supply and fix MNX 25 , 3 phase contactor for out door unit complete .

Central AC Plant

Disconnecting discharge & suction line of 50TR reciprocating compressor 6 cylinder (Make Voltas limited Model no-05060S), opening of compressor draining out of old compressor oil,cleaning/washing oil strainers,oil sump, servicing of oil pump,servicing of oil suction/discharge valve with ring plate sheet cutting including all mechining work and reassembling the compressor after complete overhauling, fixing of spares with leak testing with full load conditions complete. Note : Spares required during this overhauling shall be fixed under this item and measured and paid seperately as "Supplied"

Supply only the following spares for compressor of capacity 50 TR 6 Cylinders (Make : VOLTAS LIMITED) Model 05060S :- As per Item No 139 Piston std size of existing quality

As per Item No 139 Piston ring incl pressure ring and oil ring

As per Item No 139 Gasket set complete

As per Item No 139 Connecting rod small end bearing

As per Item No 139 Connecting rod big end bearing

As per Item No 139 Connecting rod for compressor as per existing model

As per Item No 139 Gudgeon pin

As per Item No 139 Main bearing for crank shaft

As per Item No 139 Shaft seal assy

As per Item No 139 Oil pump assy complete

As per Item No 139 Compressor oil (Capila-D) (Make : Fezol/Veedol)

As per Item No 139 Suction and discharge valve plate complete assy

As per Item No 139 Suction valve ring plate complete with guard, nut & bolts (Set of 3 pcs)

As per Item No 139 Discharge valve ring plate complete with guard, nut & bolts (Set of 3 pcs)

As per Item No 139 Head bolt for compressor

S&F, HP cut out system (type MP - 5) as per existing in the pressure range panel including taking out old unservicable HP cut out from the existing position complete all as specified and directed

S&F LP cut out (type MP - 1) in the pressure range panel including taking out old unservicable LP cut out from the existing position complete all as specified and directed

Taking out defective LP guage from panel board dial type 80mm dia suitable for use with freon gas range 30-0-150 PSI and supply and fix new LP guage similar to old one in position all as specified and directed

Taking out defective HP guage from panel board dial type 80mm dia suitable for use with freon gas range 0-300 PSI and supply and fix new HP guage similar to old one in position all as specified and directed

Taking out defective oil pressure guage from panel board dial type 80mm dia suitable for use with refrigerant oil in range 0-200 PSI and supply and fix new oil pressure guage similar to old one in position all as specified and directed

Taking out broken connecting tube alongwith defective water pressure meter from the existing position & S&F water pressure meter 0-0-200 PSI dial type complete with GI connected tube 50mm bore medium grade 15cm long including GI fitting, one GM Gate valve of 15mm bore and taping/drilling as required to take out the broken pieces from the position all as specified and directed .

Cleaning of deposited scale from condenser tubes of Chiller AC plant 1x 50 TR capacity with nylone brush, chemicals and fresh water flushing after opoening carefully cover plates, pipe connections etc, refixing the entire accessories in the existing position with replacement of gasket set, bolt and defective drain water pipe nipples all as directed.

Pumping out the refrigerent gas from the system and testing the leakages in the system after charging adequate quantity of CO2/N2 gas and repairing the lekages if any evacuation of the system and commissioning the plant for smooth functioning as per the entire satisfaction of the system for AC plant of capacity 3 X 50 TR complete all as directed.

Cleaning of cooling coil with detergent solution by pump and finally with CTC solution incl cleaning of air filters etcc all as specified and directed.

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Removing of old unsv water line ring fiter under the cooling tower,spray nozel and S&F new ring fiter under the cooling tower up to the desire level of tower,spray nozel as per existing design, size and shape in the position of old strainer complete all as specified and as directed.

Taking out defective thermostatic expansion valve carefully and S&F thermostatic expansion valve power assy as per existing make and model suitable for AC plant of capacity 50 TR in position complete all as specified and directed .

Taking out unsv solenoid valve existing at AC plants and S&F solenoid valve electrically operated, single phase 230V, 50C/S, AC supply as per similar specification of old one complete including testing all as specified and directed

M&L for replacement of insulation on MS pipe of dia 100 mm with PUF slab 40 mm thick with and including applying bituminous compound and GI cladding with 26 gauge GI sheet complete after dismanting and taking down old unsv insulation as directed.

M &L for Earthing complete with GI earth plate electrode 600x600x6mm thick buried directly in ground (Earth pit not less than 2.25M deep below normal ground level) with top edge of the plate not less than 1.5m below normal GL. Connected to galvanized iron strip 25x4 mm as earthing lead dia by means of nut, bolt, check nut and washers including necessary excavation and earth work in soft/loose soil, GI protection pipe light grade 15mm bore for protecting the GI wire mesh funnel alternate layer of charcoal dust, and salt PCC pit 1:3:6 type C1 using 20mm graded stone aggregate and 50mm thick RCC 1:2:4 type BO using 20mm graded stone aggregate cover re-inforced with 8 mm dia MS TMT bars 80mm C/C both ways complete all as specified and shown in Electrical plate No.3 SSR part-1 and connected to the earth point and testing complete including taking out the old one complete all as specified and directed.

S&F safety valve of capacity 300 PSI suitable for fixing to condenser (as per existing) includidng taking out the old one .

Taking down the electrical induction motor squirrel cage type 3 phase 415 V of capacity 60HP 1450 RPM (Make : Crompton greves) from base drive pully and dismantling rotor, stator and reassembling the same after carrying out the following works including commissioning and testing complete all as specified and directed :- (a) Cleaning the rotor and stator with CTC solution (b) Replacement of unsv bearing No (front/rear) No 6313C3 & 6312C3 Make : TATA or equivalent model of NBC/SKF (c) Varnishing the stator with superior quality varnish and heating the winding complete (d) Checking and tightening of coupling bolts and replacement of rubber inserts. (e) Carrying out heat varnishing with varnish solution of best quality for field and armature coil and kept in heating chamber for 48 hours for drying properly. (f) Reassembling complete motor and carrying out testing at workshop and transportation for installation and coupling with compressor/pumping set including necessary alignment, cable connections all as specified and directed . (g) M&L for replacement of bearings.

All as per item No 173 here-in-before but of capacity 7.5/10HP and bearing NO 6308

Taking down burnt electrical induction motor squirrel cage type 3 phase 415V of cap 20HP 1450 RPM from base/ drive pully and dismantling rotor, stator, cutting out the burnt winding of stator, cleaning stator slot thoroughly rewinding the same with super enameled copper wire of similar guage of old one heating, varnishing, insulating with papers/sleeves, cotton tapes as required and reassembling the motor including replacement of bearing (front & rear),motor terminal and terminal cover, testing, commissioning all as specified and directed.

All as per item No 175 here-in-before but of capacity 2.5/ 5 HP.

All as per item No 175 here-in-before but of capacity 7.5 HP

All as per item No 175 here-in-before but of capacity 10HP

Supply & install over replacement of unserviceable V belt of size B66 as directed .

Supply & install over replacement of unserviceable V belt of size A29 as directed .

Supply & install over replacement of unserviceable V belt of size A30 as directed .

S&F Over load protector for 3 Phase 10 HP induction motor and taking out unsv one as directed .

S&F Over load protector for 3 Phase 7.5 HP induction motor and taking out unsv one as directed .

S&F Over load protector for 3 Phase 15 HP induction motor and taking out unsv one as directed .

M&L for replacement of insulation on MS pipe of dia 65 mm with PUF slab 30 mm thick with and including applying bituminous compound and GI cladding with 26 gauge GI sheet complete after dismanting and taking down old unsv insulation as directed.

M&L for replacement of insulation on MS pipe of dia 40 mm with PUF slab 30 mm thick with and including applying bituminous compound and GI cladding with 26 gauge GI sheet complete after dismanting and taking down old unsv insulation as directed.

S& F MCCB 4 pole 200 Amps, adjustable type, 36 KA breaking capacity complete all as specified and as directed.

Supply & fix over replacement cast iron butterfly valve of 100 mm diameter as directed.

Shree Ram Construction (BID ID -3080048)

M/S East India Traders (BID ID -3085089)

KD SAHA and CO.INDIA (BID ID -3081910)

SHRI SANJAY KUMAR GUPTA (BID ID -3082104)

M/S ANNI ENTERPRISE (BID ID -3080380)

SHRI PRADEEP PARIK (BID ID -3084989)

M/S BIJAY KUMAR SHIVA (BID ID -3086904)