COMPREHENSIVE MAINT OF CHS, CHILLER, AHU AND OTHER ALLIED WORKS IN THE AOR OF AGE BR-II KHALTSI UNDER GE KHUMBATHANG

Amount

Servicing and Maint of Central Heating System ( Oil fired hot glycol based generator) for maintaining inside condition suitable for human comfort including maint work such as Disconnecting, dismantling and Strip opening of the plant for repair, de-carbonising and cleaning internally with wire brush and arresting for any leakage by gas welding, spare parts reqd if any cleaning the exhaust pipe, taking out the broken nut bolts and reassembling the plant and testing complete for the following capacity of plants :-complete all as specified and directed by Eng-in-Charge

(a) Hot water generator 2.5 lakh K Cal/hr at CMIR Note :- (i) The above quoted rates are also deemed to be included the cost of skilled technician from reputed company and for repair to major parts , replacement of minor parts such as filters,nut bolts, control panel with conventional controls, indication lamps, for smooth functioning of oil fired hot glycol generators.

Disconnecting, dismantling and taking out the burner assembly complete and transport of the same to authorised company workshop for Servicing and Maint including repair to burner assembly and replacement of spares such as nozziles, electrodes, leakage arresting for its inlet and outlet pipes and testing,cleaning for its smooth functioning complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of the following U/s items during operation of the plant :-complete all as specified and directed by Eng-in-Charge

(a) GI pipe 40mm

(b) Ball valves 25mm bore

(c) Stop Valve 40 mm

(d) Inlet/outlet valves for FCU

(e) Pressure guagues with cocks and syphon

(f) Water flow switches

(g) Automatic air pressure valves

M&L for insulation to 500 GI tank with 13 mm closed cell electrometric insulation complete all as specified and directed by Eng-in-Charge

Supply and fixing of metal coupling of the CHS pump 3.5 HP male/female star coupling as per sample,complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in replacement of 2.5 Lakh Kcal/Hr burner single phase 230 Volts with base mounting, complete all as specified and directed by Engineer-in-Charge.

M&L for dismantling of the hot water circulating pump motor of 3.5 HP including rewinding with suitable size/gauge of copper wire including replacement of suitable bearing warn out nuts/bolt washer and refixing of same after varnishing, complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in replacement of Ignition transformer suitable for burner Complete all as specifed and directed by Engineer-in-Charge.

Supply and fixing in replacement of Ignition lead suitable for burner Complete all as specifed and directed by Engineer-in-Charge.

Supply and fixing in replacement of photo cell suitable for burner Complete all as specifed and directed by Engineer-in-Charge.

Supply and fixing in replacement of igniation rod suitable for burner Complete all as specifed and directed by Engineer-in-Charge

Supply and fixing in replacement of sequence controller suitable for burner Complete all as specifed and directed by Engineer-in-Charge.

Supply and fixing in replacement injector nozzles suitable for burner Complete all as specifed and directed by Engineer-in-Charge.

Supply mixing and filling of mono Glycol concentrate along with necessary additives and inhibitor in congntion and sealed in barells. The mixture freezing temperature shall be (-) 35 degree C, complete all as specifed and directed by Engineer-in-Charge. The mode of payment and operation involved for this item shall be as under:- Note: (a) Mono Ethylene Glycol in concentrated from shall only be measured and paid under this item. (b) Material and labour for mixing, filling, preperation for Glycol charge to get the total quantity of mixture including first filling required for operation of CHS plant and network having 40% quantity of treated water available at site and 60% of mono ethylene glycol supplied as above to attain the freezing temperature of mixtures as (-35 degree C ). The quoted rates shal be deemed to include the above activity/work. (c) The water for preperation of mixture will be supplied by MES without any extra charges for this item (only). The water shall be supplied at apoint decided by GE and quoted rates shall deemed to be included for transportatin of same from the take off point . (d) Any other additives and inhibitors as per the requirement laid down in relevant IS shall also deemed to included in quoted rates. (e) Empty barells shall be property of MES.

Labour for servicing of fan coil unit of indoor units, removing dust / other remains with suitable liquid Complete all as specifed and directed by Engineer-in-Charge.

M&L for replacement of fuel pump suitable for 1 lakh kilo calories burner assembly Complete all as specifed and directed by Engineer-in-Charge.

Supply and fixing in replacement of reciprocating/rotary scroll compressor including refilling of refrigirant R-404 brazing and bring to be serviceable condition and testing suitable for chiller compressor Complete all as specifed and directed by Engineer-in-Charge.

Supply & Fixing of elostromic insulation of 30 to 40 KG /Cum density including covering with aluminium cladding for fixing along wall/exposed to atmosphere for the following size of hot glycol fluid pipes complete all as specified and directed by Eng-in-Charge

( a ) 40 mm dia pipe with 19mm thick nitrate insulation

( b) 50 mm dia pipe with 19mm thick nitrate insulation

( c) 80 mm dia pipe with 19mm thick nitrate insulation

( d ) 100 mm dia pipe with 19mm thick nitrate insulation

Supply & Fixing of Manual Pressure guage 150KG/Cm2 as per sample for Boiler complete all as specified and directed by Eng-in-Charge

Supply & Fixing of Manual Thermermal Temperature meter to display temp -50 to 100 degee celcius and Fahren heat as per sample for Boiler. Model RTS 2.5 make Rapid Therm

Supply & Fixing of connecting pressure Pipes (Steel) with male and female threads on both sides as per sample for boiler .complete all as specified and directed by Eng-in-Charge

Supply & Fixing of fuel pipes as per sample for boiler Model RTS 2.5 complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair complete Dry cell 12 V 180 AH battery and initial charging complete as per the procedure including required electro lite /distilled water etc and fixing as required at site to the concerned DG Set complete all as specified and directed by Eng-in-Charge

Supply and fixing and repair water proof submersible cable 3 core 2.5 sq mm copper conductor, PVC insulated 1100 volts grade, protected by means of metal clip alongwith the pump body and connected to pump motor through water tight sealing joints including taking out old unserviceable submersible cable complete all as specified and directed at site by the Engineer-in-Charge.

Supply and fixing in repair of reciprocating /rotary compressor including refilling of refrigirent R-402 a, brazing and bring to be serviceable condition and testing suitable chiller compressor complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair of reciprocating /rotary compressor including refilling of compressor Oil a, brazing and bring to be serviceable condition and testing suitable chiller compressor complete all as specified and directed by Eng-in-Charge

M&Lfor complete rewinding ,servicing and refixing of 415 volts 50 Hz 05 to 07 HP motor and refixing down at existing same place and testing incl required accessories i.e,nut bolts,washers etc complete all as specified and directed by Eng-in-Charge

M&L for repairing and cleaning of existing fuel Tank Capacity 5000 Ltr complete all as specified and directed by Eng-in-Charge

M&L for repairing and cleaning of existing fuel Tank Capacity 1000 Ltr complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of relay RT21(3-10A) 415 volt 50 Hz, 3 phase complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of relay RT21(6-13A) 415 volt 50 Hz,3 phase complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of relay LY2N,10A,110VAC ,415 Volt 50 Hz,3 phase complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of relay MY2N,5A,40VAC ,415 Volt 50 Hz,3 phase complete and directed by Engr-in-charge.

Supply and fixing in replacement of fuel filter 1 ltr for boiler complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair of star-delta starter for motor of capacity upto 5 HP to 7 HP 415 volt 50 Hz,3 phase complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair of diesel hose pipe ,2 side flaire,5/8'',1.5 mtr long complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair of photo cell complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair of HEPA filter for air handling Unit 34 TR,10 micron complete all as specified and directed by Eng-in-Charge

M&L for repairing and cleaning of existing hepa filter AHU, 34 TR complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair of Sequency controller ,siemens, LOA24171B27 complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair of butterfly valve 100mm complete all as specified and directed by Eng-in-Charge

Supply and fixing in repair of butterfly valve 80mm complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of reciprocating/rotary scroll compressor including refilling of refrigirant R-404 brazing and bring to be serviceable condition and testing suitable for chiller compressor complete all as specified and directed by Eng-in-Charge

M&L for repairing and cleaning of existing 3 x chiller and Boiler checking of all system for smooth functioning to handedover to operator complete and directed by Engr-in-charge. (Note-Contractor has provided qualified techenical person /Engr(i.e-RAC Engineer) visit to plant checking for smooth functioning.)

Supply and fixing in replacement of 25mm rubber pipe for fuel/glycol filling in DG set and boiler tank complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of 1HP motor with accessories for fuel/glycol filling in DG set and boiler tank complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of 1 ltr water seperator for fuel filtration & filling in DG set, tank complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of 1 ltr fuel filter with accessories for filtration of DHPP complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of fuel pipe for filtration of DHPP filter & as per reqd at site are as specefied and directed by Engr-in-charge.

Repair/replacement of motor 5 HP cupling with flanged and accessories to chiller motor in gland suta and greasing complete all as specified and directed by Eng-in-Charge

M&L for general servicing to Diesel Engine Generating Set any type and make including checking all rubber/hose pipes, checking of coupling joints, v belts speed governor, air filter, filter elements valve tappet adjustments, radiator lines, leakage of coolant, oil including oiling/greasing & replacement of consumable parts such as minor items like nut/bolt, washers, gasket, welding works etc (included in unit rate) and replacement of worn out/unserviceable parts (to be measured separately as supply only) suitable for 200 KVA capacity Silent DG set .Supply only following consumable spares parts complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of fuel filter for DG set 200KVA,82.5KVA,50KVA and 35 KVA complete all as specified and directed by Eng-in-Charge

Supply and fixing in replacement of fuel pipe for DG set 200KVA,82.5KVA,50KVA and 35 KVA complete all as specified and directed by Eng-in-Charge

Supply and refilling coolant suitable for - 40 degree temperature to avoid freezing of radiator complete all as specified and directed by Eng-in-Charge

Supply and refilling Engine oil as per same of 200 KVA DG set complete all as specified and directed by Eng-in-Charge

Deduct Credit for Demolished/Dismantled material Rs (-) 10459.00 (Minus) as listed in Schedule 'A' Part-II (Credit Schedule) Note : Tenderers will not quote against this item being a tentative amount, to be considered to arrive at the 'Contract Sum'.

BETONG CONSTRUCTION & CO.