8123/SAR-47/2023-24

Amount

Taking down carefully unserviceable aluminum/copper point wiring (light/ fan/ socket/ power) complete including fittings such as switches, sockets, ceiling roses etc but excluding light fittings and exhaust fans etc removing and making good disturbed surfaces of wall/ceiling etc complete all as specified and directed by Engineer-in- Charge.

M&L for point wiring with 1.5 Sq mm nominal area PVC insulated and unsheathed cable single core FRLS copper cable 1100 Volts with multistranded, copper conductor in and including PVC rigid concealed conduit (heavy grade) including chases cutting as required on site and conduit accessories along with continous earth wire 1.5sqmm PVC insulated and unsheathed single core FRLS cable 1100 Volts grade with standard copper conductor and connected to common earth dolly, with and including cadmium plated sunk Modular metal flush boxes for modular switches complete all as specified and directed, One light point controlled by one switch one way . ( Note:- modular white cover and plate with frame will be measured and paid saperately under respective item)

All as per item No 2 here in before but One celling / Exhaust fan point controlled by one switch one way

All as per item No 2 here in before but One socket out let 5 Amps 5 pin on independent board

All as per item No 2 here in before but One socket outlet 5 Amps 5 Pin on same board with other switches

M&L for point wiring with 1.5 Sq mm nominal area PVC insulated and unsheathed cable single core FRLS copper cable 1100 Volts with multistranded, copper conductor in and including PVC non metalic casing capping of size not less than 25 mm ss and all required accessories along with continous earth wire 1.5sqmm PVC insulated and unsheathed single core FRLS cable 1100 Volts grade with standard copper conductor and connected to common earth dolly, with and including cadmium plated sunk Modular metal flush boxes for modular switches complete all as specified and directed, One light point controlled by one switch one way . Note:- modular white cover and plate with frame will be measured and paid saperately under respective item

All per item No 6 here in before but one ceiling fan point controlled with one 5A switch

All per item No 6 here in before but one exhaust fan point controlled with one 5A switch

All per item No 6 here in before but one 3 pin socket outlet 5Amps on independant board.

All per item No 6 here in before but one 3 pin socket outlet 5Amps on same board with other switches.

All as per item No 6 here in before but with cable size 2.5 Sq mm for one 5 pin 15 Amps socket out let on independent board and multistrand insulated copper earth continuity conductor of size 1.5 sqmm all as specified and directed by Engr-in-Charge. (circuit to be laid seperatly )

Supply and fix in repair modular switch 1 way 6 amps 1 module.

Supply and fix in repair modular socket outlet 2/3 pin 6 Amps combined 2 module

Supply and fix in repair modular socket 6A/16 A-2/3 pin combined 2 module.

Supply and fix in repair modular switch 1 way 16 amps 1 module.

Supply and fix in repair modular Bell push 6 A 1 module.

Supply and fix in repair Buzzer,Ding Dong AC.230 Volts,single pole

Supply and fix in repair Fan step regulator,120 W -2 module.

Supply and fix in repair Fan step regulator,120 W -1 module.

Supply & fix in repair white modular cover plate with frame for fixing of modular switches of following :- (a) 2 module

(b) Ditto but 3 module

(c) Ditto but 4 module

(d) Ditto but 6 module

(e) Ditto but 8 module

(f) Ditto but 12 module

S& F blank speacer plate for single module

Taking down old unserviceable TPN DB and supply & fix in repair MCB distribution board triple poele and neutral 4 way double door factory made sheet steel, phosphates, powder coated with 200 Amps rated bas bar, 415 volts, neutral link, earth bar and Din rail and making good disturbed surfaces of walls, floors, etc. complete all as specified.

Taking down old unserviceable DB and supply & fix in repair MCB distribution board single pole and neutral 12 way double door factory made sheet steel, phosphates, powder coated with 200 Amps rated bas bar, 240 volts, neutral link, earth bar and Din rail and making good disturbed surfaces of walls, floors, etc. complete all as specified.

Taking down old unserviceable DB and supply & fix in repair MCB distribution board single pole and neutral 8 way double door factory made sheet steel, phosphates, powder painted with 200 Amps rated bas bar, 240 volts, neutral link, earth bar and Din rail complete including making good disturbed surfaces of walls, floors, etc. complete all as specified.

Taking down old unserviceable DB and supply & fix in repair MCB distribution board single pole and neutral 6 way double door factory made sheet steel, phosphates, powder painted with 200 Amps rated bas bar, 240 volts, neutral link, earth bar and Din rail complete including making good disturbed surfaces of walls, floors, etc. complete all as specified.

Taking down old unserviceable DB and supply & fix in repair MCB distribution board 4 way double door factory made sheet steel, phosphates, powder painted with 200 Amps rated bas bar, 240 volts, neutral link, earth bar and Din rail single door complete including making good disturbed surfaces of walls, floors, etc. complete all as specified.

S&F MCB SP 10 Amps 10 KA rating, 240 Volts C Curve type

S&F MCB SP 16 Amps 10 KA rating, 240 Volts C Curve type

S&F MCB SP 20 Amps 10 KA rating, 240 Volts C Curve type

S&F MCB SP 40 Amps 10 KA rating, 240 Volts C Curve type

S&F MCB SPN 10 Amps 10 KA rating, 240 Volts C Curve type

S&F MCB SPN 16 Amps 10 KA rating, 240 Volts C Curve type

S&F MCB SPN 20 Amps 10 KA rating, 240 Volts C Curve type

S&F MCB DP 40 Amps 10 KA rating, 240 Volts C Curve type

S&F MCB TP 63 Amps 10 KA rating, 415 Volts C Curve type

S&F MCB TPN 63 Amps 10 KA rating, 415 Volts C Curve type

S&F Isolator FP 100 Amps 10 KA rating, 415 Volts C Curve type

M&L for sub-main wiring with two single core FRLS PVC insulated, unsheathed, multistranded copper conductor cable of size 2.5 sqmm 1100 volts grade and including non metallic rigid 25 mm dia PVC casing caping with all fitting and fixing accessories and including PVC insulated unsheathed, multistranded copper conductor cable of size 1.5 sqmm for earth continuity conductor and including taking down old unserviceable sub main wiring and making good the disturbed surface complete all as specified and directed.

M&L for sub-main wiring with two single core FRLS PVC insulated, unsheathed, multistranded copper conductor cable of size 4 sqmm 1100 volts grade and including non metallic rigid 25 mm dia PVC casing caping with all fitting and fixing accessories and including PVC insulated unsheathed, multistranded copper conductor cable of size 2.5 sqmm for earth continuity conductor and including taking down old unserviceable sub main wiring and making good the disturbed surface complete all as specified and directed.

S&F in repair sheet metal enclosure with socket plug top and MCB single pole and neutral with two pin and earth plug with one SP MCB 20 Amp 240 volt complete all as directed.

S&F in repair electronic LED driver suitable for 7 to 36 watt for LED light fitting complete all as directed.

Supply and fix in repair ceiling rose surface bakelite with ISI mark, flush type with ISI mark three terminals complete all as specified

M&L for Lamp holder, PVC/Polycarbonate type with cord grip cap suitable for batten fittings complete all as directed by engr-in-charge.

Taking down old unserviceable exhaust fan and supply and fix in replacement exhaust fan 300 mm sweep, 230V complete with metal body frame and necessary connection from ceiling rose to fan complete all as specified and directed. Note:- Old unserviceable exhasut fan retrived from site will be deposited in MES store.

Taking down old unserviceable water heater and supply and fix in replacement electric water heater, storage type steel body with copper inner tank and heating element upto 2 KW capacity 25 litre, BEE 5 Star rated complete with all accessories such as safety valve, thermostate NRV, connection piece etc Note:- Old unserviceable water heater retrived from site will be deposited in MES store.

Supply and fixing voltage stabiliser for automatic operation single phase AC supply 230 Volts 50 Hz time delay relay naturally air cooled indoor type designed for input varitaion between 170 Volts to 250 Volts with output voltage stabilised at 230 Volts with accuracy of +2.5% and capacity 2 KVA complete all as specified and directed.

Supply and fixing voltage stabiliser for automatic operation single phase AC supply 230 Volts 50 Hz time delay relay naturally air cooled indoor type designed for input varitaion between 170 Volts to 250 Volts with output voltage stabilised at 230 Volts with accuracy of +2.5% and capacity 5 KVA complete all as specified and dorected.

Supply and fixing ceiling fans complete with blades, down rods, electronic regulator and accessories, 230 V, 1200 mm sweep. Min air delivery 210 CFM with service value 6.00 BEE. Five star rated with brushless direct current motor (BLDC), complete all as specified and directed.

Supply and fix inrepair plug top 15A, 240 volts

Supply and fix inrepair plug top 5A, 240 volts

Supply and fix inrepair call bell, Ding dong type, 230 volts AC single pole complete all as directed.

S&F in repair fan regulator electronic step type 40 Watts, complete ISI marked all as specified and directed

S&F in repair fan regulator electronic rotary type 40 Watts, complete ISI marked all as specified and directed

Supply and fix inrepair 6 amps single pole switch one way

Supply and fix inrepair 6 amps single pole switch two way

Supply and fix inrepair bell push 6 A 1 module.

Supply and fix inrepair socket outlet 2/3 pin 6 Amps

Supply and fix inrepair socket outlet 2 in 1, 3 pin, 5 and 15 Amp flush type

Supply and fix inrepair 16 Amps switch one way

S&F in repair switch socket combination multipurpose 2 in 1 for 3 pin 15 Amps & 3pin 5 Amp controlled by one switch flush type complete all as specified and directed.

Taking down old unserviceable/broken hylum sheet and supply and fix in repair hylum sheet of size 4" x 4", 3 mm thick with brass screw and washers complete all as specified and directed

All as per item No 66 here in before but size 4" x 7"

All as per item No 66 here in before but 8" x 10"

All as per item No 66 here in before but 10" x 12"

Taking down old unserviceable/rusted sunken box and supply and fix sunken box size 4" x 4",including making good disturbed surface complete all as specified and directed

All as per item No 70 here in before but size 4" x 6"

All as per item No 70 here in before but 8" x 10"

All as per item No 70 here in before but10" x 12"

Supply and fix in repair gang box 3 module 6 Amp capacity

Supply and fix in repair gang box 4 module 6 Amp capacity

Supply and fix in repair gang box 6 module 6 Amp capacity

Supply and fix in repair gang box 8 module 6 Amp capacity

Supply and fix in repair gang box 4 module 16 Amp capacity

Supply and fixing in replacement of 20 Watt 6500K LED batten 2000 lumens cool light fitting with extruded aluminium housing four feet with integrated LED & electronic driver and all accessories pre-wired including connecting up complete all as directed.

Taking down old broken round sheet from various places and supply and fix in replacement PVC round block complete all as specified and directed.

Supply and fix in repair LED Lamp 12 watt.

Supply and fixing & replacement of LED mirror light fitting, 10 Watt, 1000 lumens 6500K comprises of aluminium extruded channel, frosted diffuser, integrated electronic driver, IP 20 protection and all accessories pre-wired including connecting up complete all as directed.

Supply and fix in replacement bulkhaed fitting 5700k, 10 watt capacity, IP 65 rating along with with die cast aluminium housing with complete assembly and PC opal diffuser for uniform illumination suitable for wall/surface mounted complete all as specified and directed.

Supply and fixing in replacement recessed mounted 3600lumens, 6500K, 2'x2' LED ceiling light fitting with 60mm width CRCA body, opal acrylic diffuser, electronic driver, system life 50000hrs@L70%, PF 0.95, THD <10%, CRI >80,etc and all accessories pre-wired includingconnecting up complete all as directed.

Supply and fix in repair round ultra sleek surface mounted slim aluminium body LED downlight 18 watts complete all as specified and directed by Engineer-in-Charge. C&S Cat Part NO LTCRSLM18HPLEDSQ/W or equivalent.

Supply and fix in repair square ultra sleek surface mounted slim aluminium body LED downlight 18 watts complete all as specified and directed by Engineer-in-Charge. C&S Cat Part NO LTCRSUR18HPLEDSQ/W or equivalent.

Supply and fix in repair square white powder coated CRCA full glow surface mounted slim aluminium body 2' x 2' LED downlight 36 watts complete all as specified and directed by Engineer-in-Charge. C&S Cat Part No LTCSP36WLED2x2 or equivalent.

Supply and fixing LED attractive and decorative strip type Warm lights 11/15 watts,system Lumen Efficiency>110 Lm/W operating voltage between 140-270 Vac, power factor more thn 0.90% LED driving current<70% of rated maximum forward current, THD less than 20% CRI more than 80%,Luminaire intergal driver with 2 KV surge protection, overload protection,No load protection and BIS marking (Ref no for Driver),Driver certification IEC6437-2-13 IS (15885) Over all electrical Eficiency more than 90%, driver electrical efficiency will be>85%..(Note:- Each strip have minimum 5 Mtr lambai, seperate led driver and seperate point wiring. The point wiring and swithes measured seperately.) all as specified and directed.

Supply and fixing & replacement of Recess mounted round LED downlight 6/7 Watt, 1000lumens, 6500K comprises of aluminium die cast housing, frosted diffuser, integrated electronic driver, IP 20 protection, complete all as directed.

Taking down rusted exhaust fan louver of any type and supply and fix in repair exhaust fan louver of tin/iron sheet body flap suitable for exhaust fan upto 400 mm complete all as specified and directed.

Material and labour for painting of ceiling fans complete, in situ with synthetic enamel paint by spray painting including filling cavities with filler, one coat after cleaning all dust etc complete all as specified and directed

Material and labour for painting of exhaust fans complete, in situ with synthetic enamel paint by spray painting including filling cavities with filler, one coat after cleaning all dust etc complete all as specified and directed

Rewinding of unserviceable ceiling fans of size1200/1400mm sweep with approved copper enamelled wire of suitable gauge, varnishing, replacing existing split/quater pins, rubber bushing, capacitor 2.5 Mfd and testing complete all as specified.

Rewinding of exhaust fans of size 225/300 mm sweep with approved copper enamelled wire of suitable gauge varnishing replacement of capacitor, rubber packing, suitable size bearing , bush etc and testing complete all as specified & directed

Comprehensive maintenance of air conditioner split type 1.5/2 tonne capacity of any make including performing following tasks at different locations at 1 AFSB Stn :- (a) Inspection, taking down, removing grills and outer housing. (b) Descalingindoor/out door unit fins by means of water pressure technic, brushing and cleaning thoroughly and replacing filter pad of AC. (c) Servicing the cooling fan by greasing/oiling the bearing, bushes after opening the motor, cleaning the armature, checking and tightening all nuts and bolts etc. (d) Checking, rectifying the connection, working of thermostat assembly, relay, condenser, heater assembly, compressor and earth connection etc including replacing defective wire and sleves etc. (e) Re-fixing AC and outer unit of in position, after assembling including packing as required at site and testing complete to make it functional. Note :- Supplying and replacement of parts shall be measured and paid separately.

Gas charging of spilit type AC with gas R-22/F-32 after cleaning including making necessary connection, vacumising, brazing, soldering, welding the copper tube and testing on completion all as specified and as directed.

S & F of running capacitor 36/45/50 MFD including testing complete all as specified and as directed.

S&F of starting capacitor 100/120 MFD including testing complete all as specified and as directed.

S&F of starting relay for AC of capacity 1.5 TR complete all as specified and as directed.

Supply and fixing in replacement compressor assembly (sealed unit) for air conditioner spilit type 1.5 tonne capacity including filling/charging of gas complete all as specified and as directed. Make : Hitachi/Coopeland (Note : Gas charging shall be measured and paid separately)

Supply and fixing in replacement compressor assembly (sealed unit) for air conditioner spilit type 2 tonne capacity including filling/charging of gas complete all as specified and as directed.Make : Hitachi/Coopeland (Note : Gas charging shall be measured and paid separately)

Supply and replacement of capillary tube complete all as specified and as directed

Supply and fixing in replacement of all coils of blower motor of AC 1.5 tonne split AC with super enamel copper winding wire of proper gauge, weight etc (having same No’s of turn) winding, using insulating material varnishing, heating, re-assembling the motor after making it functional and testing complete all as specified and as directed.

Same as item No 9 here in before but 2 tonne split AC complete all as specified and directed,

S&F in repair wiring kit for AC 1.5/2 ton cap of any make complete all as directed.

S&F of starting relay for AC of capacity 2.0 TR complete all as specified and as directed.

S&F in repair thermostate switch for AC 1.5/2 ton cap all as directed.

S&F in repair sensor remote switch for AC 1.5/2 ton cap all as directed.

Taking out the old/unserviceable heating element from the machine and S&F reversable unit (Hot and Cold) complete all as directed.

Taking out the old/unserviceable heating element from the machine and S&F new heating element for window type AC of Cap 2.5 KW complete all as directed.

S&F in repalcement of out door unit PVC insulated grill to protect the fan blade all as specified and directed.

S&F in replacement of outer unit splic AC stand made of 2 mm thick high grade steel with suitable fasteners complete including making good the disturbed surface all as specified and directed.

S&F in replacement of copper pipe 1/2 inch along with brazing complete all as specified and directed.

S&F in replacement of copper pipe 3/4 inch along with brazing complete all as specified and directed.

S&F in repalcement of PVC insulation foam over copper pipe any size all as specified and directed.

S&F in repalcement of PVC inlet hose tube pipe for window/split type AC along with suitable clamps complete all as specified and directed.

Inspection and maintenance of water heater (Geysers) of capacity, 25 ltrs to 50 litres including performing the following task at different locations at AF Stn Sarsawa. (a) Removing the heather plate assembly and decaling the heating element/pipe either by use of acid or equa cleaner to make it functional complete. (b) Checking and setting of thermostat between 70 to 80 degree Celsius. (c) Check working of NRV stop cock, pressure release valve and servicing carefully to make it functional. (d) Repairing of earthing connection, power switch, socket connection replacement of indicator lamp to make it functional. (e) Examine water leakage and rectifying as required and replacement of rubber washer gasket etc to make it functional. (f) Inspect over flow vent pipe, safety valve and remove blockage if required to make it functional.

Supply and Fix of heating element ISI marked of rating 2 KW to geyser 25 to 50 litres capacity, any type, complete all as specified and as directed.

Supply and Fix of heating element ISI marked of rating 1.5 KW to geyser 25 to 50 litres capacity, any type, complete all as specified and as directed.

Supply & Fix in repair inner copper tank made out of cold rolled pure electrode type copper sheet double lapped welded internally and hydraulically tested for geyser 35 litres capacity complete all as specified and as directed.

Supply & Fix in repair inner copper tank made out of cold rolled pure electrode type copper sheet double lapped welded internally and hydraulically tested for geyser 25 litres capacity complete all as specified and as directed.

Supply only of the thermostat (adjustable type) suitable for upto 50 litres capacity of geysers.

Supplying and fixing in replacement of geyser plate assembly suitable for 25 to 50 litres capacity geysers, of brass with inlet, outlet pipe, drain plug, thermostat chamber fixing heating element gasket nut, bolt etc are fixing the assembly to make it functional complete all as specified and as directed.

Supply and fix in repair of flexible PVC pipe connection, nylon thread reinforced 15 mm dia, 450 mm long with brass union at both ends for 15 mm dia pipe complete all as specified and as directed.

Supply and replacement of fusable plug complete all as directed

Supply only gasket of thickness 5 mm for geyser assembly of 08 holes/09 holes complete all as specified & directed..

S&F in repair indicating lamp for geyser rectangular type complete all as specified & directed.

S&F in repair indicating lamp for geyser round type complete all as specified & directed.

S&F non return valve for geyser all as directed.

M & L for preparation of body of geyser for painting complete outer surface of any size/capacity with one coat of synthetic enameled paint complete all as specified & directed.

Dismantling/taking out the geyser assembly & copper tank and making soldering & brazing of tank and fixing the same in the geyser of any cap.

Comprehensive maintenance of water cooler various capacity including performing following tasks at different locations at AF Stn Dehradun :- (a) Inspection, dismantling front and rear shutters disconnecting electric and water connection. (b) Cleaning thoroughly the body of water cooler including cleaning of cold water tank with bleaching powder solution (c) Servicing of cooling fan by greasing to bearing, oiling to bushes after opening the motor. (d) Checking/rectifying the connection and working of thermostat relays, condenser, evaporator, capacities, switches, electrical connection, float valve, compressor earth connection including replacement of defective wire sleeves etc. (e) Replacement of PVC drain pipe from water cooler tray to neared drain. (f) Reconnecting power and water lines and testing to make it functional complete all as specified and as directed. (Note : Gas charging shall be measured and paid for separately)

Gas charging the water cooler with gas F-22 capacity 40/80/60/150 litres capacity including making necessary connection, testing etc to make it functional complete all as specified and as directed.

Supply and replacement of starting relay for water cooler any cap to make functional complete.

Supply only of running capacitor 60/80 MFD for water cooler complete all as specified and as directed.

S&F in replacement sealed compressor unit for 40 Ltrs cap single phase, 230 V and for water cooler, welding/brazing of gas pipe line, vaccume/ pressure leakage testing etc,Supply and charging of refrigerant gas of adequate quantity complete and testing incl taking down the old U/S sealed unit compessor all as specified and & directed.

Supply and fix Gun metal gate valve with iron wheel head screwed both ends suitable for GI pipe of size 15mm dia bore all as specified & directed by Engineer-in-Charge

Supply and fix stop valve with crutch or butterfly handle screwed down screwed both ends suitable for GI pipe of size 15mm dia bore all as specified & directed by Engineer-in-Charge

REFRIGERATOR/Deep Freezer Comprehensive maintenance of refrigerator/Deep Freezer of any capacity make etc by performing the following tasks :- (a) Cleaning the refrigerator from inside with bleaching powder solution including cleaning the attached trays. (b) Cleaning the complete body thoroughly checking relay and rectifying the functioning of relays, compressor, thermostat electrical connection and condenser pipe including, checking and tighten of all bolt and clamp. Note : Supplying and replacement of parts shall be measured and paid separately.

Supply & Fix of starting relay suitable for refrigerator of any capacity complete all as specified and as directed. MAKE : USHA, ASIAN, RENUTRAL, INDFOSS.

Supply & Fix only of thermostatic switch with defrosting arrangement suitable for refrigerator of any capacity make and size all as specified and as directed.

S&F in Replacement of electronic chip(PCB) including defrost timer,biometal for refrigerator of capacity 165 to 315 ltrs of LG/Samsung.

M&L for Gas charging of refrigeratorof any capacity including making necessary connection, testing complete all as specified and as directed.

Dismantling the voltage stabilizer 230/250 Volts 0.5 KVA and replace the unserviceable parts and reassembling the same after necessary repair & testing & commissioning the repaired stab in presence of Engr-in-charge complete all as specified & directed. (Note : Cost of UNSV parts deemed to be included in the quoted rates)

All as per item No.144 above but 1.0 KVA cap.

All as per item No.144 above but 2.0 KVA cap.

All as per item No.144 above but 4/5.0 KVA cap.

Desert cooler Comprehensive maintenance of desert cooler of any type and any make, fixed at different location at 1 AFSB Dehradun including taking down, cleaning gall dirt, dust, oiling of motor and pump, checking of parts, including replacement of nuts bolts, screw etc and preparation of the desert cooler body and tank by scrubbing the old paint and spray painting with two coat of synthetic enamel paint and spray painting with two coats of synthetic enamel paint complete all as specified and as directed Note : Supply and replacement of parts shall be measured and paid separately.

Supply only of show grill of any size make and capacity of desert cooler of PVC of make as approved by GE.

Supply only of wood wool pads of best quality as approved with and including wire mesh jalli for desert cooler of any size make and capacity all as specified and as directed.

Supply and fixing in replacement of PVC elbows of suitable size all as specified and as directed.

Supply and fixing in replacement of PVC pipe of superior quality 15 mm dia suitable for desert cooler all as specified and as directed.

Supply and fixing in replacement of fan motor for desert cooler complete with blade, locknut, with all accessories 220/250 Volt of all as specified and as directed.

Supply and fixing in replacement of desert cooler pump motor 230/250 Volt, 50 C/S complete with mounting accessories all as specified and as directed.

Supply and fixing in replacement of indicating lamp for motor and pump including holder all as specified and as directed.

Supply and fixing in replacement of plug top 5 amp 3 pin suitable for desert cooler all as specified and as directed.

Supply and fixing in replacement of fan mounting bracket set as required for desert cooler all as specified and as directed

Material and labour for disconnection of electric supply and water pipe line connections and taking out all type of clamp, nut bolt or connected fixing accessories from the existing position of each solar plate from solar heating collector plate system and removing all fixing accessories like aluminum side frame cladding ,heating top glass with rubber packing materials , copper fins with tubing plates jal assembly for the proposed of cleaning in side / removing blockage / depositing the scale ,sult, sludge, dirt etc particle material from in side of copper tubes jal assembly including cleaning ,checking, serviving , tighting , adjusting and also calibration and descaling through chemical acid solution method / manually mechanically system for making of nos of hole on each blockage copper tube assembly through suitable size of drilling rod with cleaning of wire brush in each copper tubing system and their after duly fill up the all nos of making hole work in copper tubes through hot & cold welding / brazing (gas or electric welding) work system and applying two coats of black bituminous paint over on distrubed place of copper fin and tubing jal system and after circulation of chemical acid solution through proper pressure washing pump in complete entire system and also rectification the leakage problem of entire tube system complete and after repair reaasembly and proper filling the all replacement item like insulation wool and aluminium foiling Glass work in side and around the collector plate system and replacement of defected nut, bolt & washer and fixing on same position and testing on system complete. NOTE APPLICABLE TO SERIAL ITEM 67: (i) Spare parts will be measured and paid separately under respective items of BoQ. (ii) Descaling, driiling ,Servicing, adjusting etc and testing run work will be carried out by well qualified techanician having good experience in the about repairing field of solar water heating system .

Taking down old unserviceable digital timer and Supply and fix in repair digital 2 ACl timer switch, installing, testing and comissioning complette all as specified and directed.

Taking down old unserviceable solar water haeater panel from various locations at 1 AFSB and supply and fix new heating panel suitable for as existing complete all as specified and directed.

Taking down old unserviceable ball valve and supply and fix in replacement Ball brass valve, high pressure with polythene float and flynut complete screwed for iron pipe or brass ferrule 20mm bore, ISI marked, IN REPLACEMENT complete all as specified.

S&F u/s Aluminium foil rapping work in side of solar heating collector each panel plate system as per existing size and type including providing of adaptor solution material including taking down existing broken/defected aluminium foil IN REPLACEMENT complete .

S&F u/s Insulation material suitable for filling of inside of solar heating collector panel plate system and solar tank ,and it connecting hot pipe lines system proposed including taking down existing insulation material IN REPLACEMENT complete.

S&F u/s MS flanges fitted GI nipple of size 20 mm dia up to 4 inch long as per existing size and type IN REPLACEMENT complete .

S&F u/s Rubber hose pipes of size 20 mm dia ,150 mm long with adaptor clamp as per existing size and type IN REPLACEMENT complete .

shivrefrigeration

Bedi Refrigeration Works

TRINITY CONSTRUCTION

M/S VIJAY TRADERS

SINGH CONSTRUCTION CO.