repair 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 with the help of spray jet machine , checking & inspection of unit , 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 01 . 03 . 2021 to 14 . 03 . 2021 ) , supply & charging r-22/410/407/32/134a gas in the existing wtac/stac / ctac of 1 . 5 /2 . 0 tr unit /fridge i/c pressure testing , flushing the system and gas charging complete as reqd . , supplying & replacement of following capacity compressor in the existing wtac/ctac/split ac making copper pipe connection , brazing pressure testing i/c cutting the copper piping dismantling of the old compressor complete as reqd . , 1 . 5 tr , 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 . , 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 . , supplying , fixing , testing & 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 . , providing and fixing of ( 3x2 . 5 s . q . mm ) pvc insulated & pvc sheathed copper conductor circular flexible cable and commissioning etc . as required . , 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 & replacement of following defective spare parts in the existing ac unit i/c connection testing etc . complete as required . , running capacitor 36mfd/45mfd , starting capacitor 80/100mfd , repair of damaged pcb of indoor & outdoor unit including testing the loose connection , testing the machine etc . as reqd . , supplying & replacement of remote control system with remote ( wireless / with wire remote ) for the existing installed window split type ac i/c all interconnection , testing and commissioning complete as reqd . , replacement of worn out / defective copper condenser coil and cooling coil with new one of the same size and design suitable for 1 . 5/2 . 0 tr split type ac out door unit including brazing the all copper pipe with all distribution joints and make sure the connections with capillary tube linking dryer duly proper etc . pressure testing , leak detection , making vaccum and charging etc . complete as required , 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 additional pre fabricated internal drain hose pipe of indoor unit of suitable size including connection of the outer drainage pipe and making sure to leak proof etc . complete as required . , supplying & replacement of following capacity split type ac indoor unit i/c testing , commissioning etc . as required . , 1 . 5 tr , 2 . 0 tr , supplying and replacement of following capacity split type ac outdoor unit . , 1 . 5 tr , 2 . 0 tr , comprehensive & routine maintenance of wtac/stac/ctac unit and water cooler i/c attending day to day complaints from 9 am to 5 pm and rectifying the defects , replacement of minor worn out parts such as starting relays , selector switches , sleeve knobs , front grills connectors etc . which required to be replace during routine maintenance & monthly cleaning by blower fan /blower motor , coils main lead etc . as required . ( 95 nos . x 8 . 0 months = 760 nos . ) ( tentative period from 15 . 03 . 2021 to 14 . 11 . 2021 ) , credit for dismantle material . , worn out 1 . 5/2 . 0 tr capacity compressor . , burn out fan motor 1 , 1/2 , 1/4 , 1/8 , , refrigerant copper pipe , condenser coil , running / starting capacitor , split type ac indoor unit 1 . 5/2 . 0 tr , split type ac outdoor unit 1 . 5/2 . 0 tr , suction/ discharge valve