servicing and routine maintenance of air conditioners , servicing of existing installed wtac/ stac/cgac of 1 . 5 tr & 2 . 0 tr capacity ac and water coolers of 80/150/250 lph , checking for unit , inspection greasing , oiling etc . i/c chemical cleaning of condensing & cooling coil with high pressure pump changing the air filter , checked & tightening all electric connections , testing the machine etc . as reqd . ( tentative service period from 10 . 03 . 2021 to 30 . 03 . 2021 ) . , supply & charging r-22/410/407/32/134a gas in the existing wtac/stac / of 1 . 5/2 . 0 tr unit i/c pressure testing , flushing the system and gas charging complete as reqd . , replacement of following capacity compressor in the existing wtac/split ac making copper pipe connection , brazing pressure testing and supplying and charging refrigerant gas i/c cutting the copper piping dismantling of the old compressor complete as reqd . ( make:- hitachi/ whirlpool/ kirloskar as per compatibility of air conditioner ) , a ) 1 . 5 tr , b ) 2 . 0 tr , providing & replacement wtac/stac/ ctac fan motor capacity 1/4 to 1/8 hp including dismantling the burned motor from the existing unit & fixing of new motor , making connections testing , commissioning etc . as reqd . ( make:- lg/ voltas/ as per compatibility of air conditioner ) , supplying & fixing 25 mm diameter pvc heavy duty pipe for drainage in the existing split type ac unit with supporting clamps etc . complete as reqd . ( make :- polycab/ finolex/ akg ) , supplying , fixing , testing and commissioning of interconnecting copper refrigerant pipe of size of 1/4 discharge side & 1/2 suction side from indoor unit to outdoor unit alongwith closed cell nitrite rubber insulation as per specification properly supported with clamps etc . complete as reqd . ( make :- mandev / malaysia ) , providing and fixing of ( 3x2 . 5 sq . mm ) pvc insulated & pvc sheathed copper conductor circular flexible cable and commissioning etc . as required . ( make:-finolex/rr kable/ skytone/ havells/ polycab/ralison / bencab ) , relocating of existing installed stac of 1 . 5 tr & 2 . 0 tr capacity with outdoor unit , from its location to another location , i/c testing & commissioning etc . as required . , supplying and replacement of following defective spare parts in the existing ac unit i/c connection testing etc . complete as required . ( dismantle material retained by contractor ) ( make:- shiva/ tibkon/ shrada/ havells ) , a ) running capacitor - 36 mfd/45 mfd , b ) starting capacitor- 80/100 mfd , repair of damaged pcb of indoor & outdoor unit including tightening the loose connection , testing the machine etc . as reqd . , supplying & replacement of remote control system with remote ( wireless/with wire remote ) in the existing installed window/split type ac i/c all interconnection , testing and commissioning complete as reqd . ( l . g/ azure/ voltas or different suitable make ) , supplying and replacement of wornout/defective copper condenser coil with same size of design suitable for following capacity split type ac out door unit i/c breezing the all copper pipe with all distribution joints of make sure the connection with capillary tube linking dryer duly proper etc pressure testing leak detection , vaccumizing the unit , gas charging etc complete as reqd . ( dismantle retaine by contractor ) , a ) 1 . 5tr capacity , providing , fixing suction / discharge valve of 5/8 inch and 1/4 inch of split air conditioner unit including brazing the valve with compressor suction and discharge line etc . as required . , supplying & replacement of following capacity split type ac indoor unit i/c testing , commissioning etc . as required . , a ) 1 . 5 tr , b ) 2 . 0 tr , supplying and replacement of following capacity split type ac outdoor unit . , a ) 1 . 5 tr , b ) 2 . 0 tr , comprehensive & routine maintenance of wtac/stac/ unit & water cooler i/c attending day to day complaints from 9am to 5pm & rectifying the defects , supplying & replacement of worn out parts such as capacitors , starting relays , selector switches , sleeves , knobs , front grills connectors etc . which required to be replace during routine maintenance & monthly cleaning of filters etc . ( replacement of compressor , condenser fan , blower , fan/blower motor , coils , main lead , gas charging etc . not covered under routine maintenance ) complete as per terms & condition and direction of engineer-in-charge . ( 102 nos . x 7 months=714nos . ) ( note:-the comprehensive maintenance will start after 01month of servicing of acs ) , credit for dismantle material . , a ) worn out 1 . 5/2 . 0 tr capacity compressor , b ) burn out fan motor 1 , 1/2 , 1/4 , 1/8 , , c ) refrigerant copper pipe , d ) worn out condenser coil , e ) running/starting capacitors , f ) split type ac indoor unit 1 . 5/2 . 0tr , g ) split type ac outdoor unit 10 . 5/2 . 0tr , h ) suction /discharge valve