repair maintenance of Ei Fans , Pump Sets , Sub-Station , Ac Equipment At Transport Authority , 5-9 , Under Hill Road , Delhi . ( Sh- Servicing And Repairing Of Various Type Ac Unit Installed At Various Location At Transport Authority Delhi ) , servicing of wtac / stac unit 1 . 5tr / 2 . 0tr cap . i / c chemical washing of condenser and evaporator , oiling and greasing i / c replacement air filter , painting with enamled paint approved brand & shades in side of units etc complete as reqd . , supplying and replacement of 1 / 4 or 1 / 5 hp blower motor in the existing split type air conditioners connections etc complete as reqd . , supplying and replacement of following parts in the existing air conditioners connections etc complete as reqd . a ) starting capacitor 100-120 mfd / 80-100 , b ) running capacitor 36 mfd , c ) running capacitor 45 mfd , d ) fan blades for wtac / split type ac , e ) thermostat for wtac / split type ac , f ) relay suitable for 1 . 5 / 2 . 0 tr unit , supplying and charging fresh refrigerant r-22 in following unit of split / widow type ac unit after detecting and removing the leakage , pressure testing with nitrozen , vaccumising the system and charging the fresh refrigerant , testing and commissioning etc as required . a ) 1 . 5 ton , b ) 2 . 0 ton , p / f 25mm dia . pvc pipe heavy duty on surface / recess for drain pipe of 2 / 1 . 5tr capacity split type ac units as reqd . , sitc of following rating reciprocating hearmatically sealed kirloskar make compressor i / c brazing , necessary copper pipe , nitrozen gas pressure testing , charging fresh refrigerant gas testing , commissioning etc . as reqd . a ) 1 . 5 ton , b ) 2 . 0 ton , sitc of following rating rotary compressor i / c brazing , necessary copper pipe , nitrozen gas pressure testing , charging fresh refrigerant gas testing , commissioning etc . as reqd . ( hitachi make or equivalent ) a ) 2 . 0 ton , providing & fixing of appropriate pcb ac controlling board inside indoor unit of split type ac duly insulated along with necessary support etc complete as reqd . , supplying & drawing of 3x2 . 5 sqmm size of pvc insulated copper conductor multicoler cable for indoor to outdoor and upto nearest power point i / c providing suitable copper lugs connection etc as required , dismantling of existing unit and re-installation of following capacity wtac / stac / cassette ac / tower ac / water cooler type ac including cleaning , washing from high pressure water spray electric machine coil cleaning with vanclean chemical and system dry from air blower , oiling , greasing to make the already installed wtac / stac / cassette / tower ac / water cooler fully functional , testing and commissioning etc . complete as reqd . a ) ac of 1 . 5 tr / 2 . 0 tr capacity . , routine maintenance of window type and split type airconditioners i / c indoor and out door unit on all days i / c sundays and holidays i / c preventive maintenance as per cpwd specification and upkeep the whole system in good condition i / c cleaning of all accessories etc as required by deploying ac machanic-1no and khallasi-1 no in general shift . ( march to october ) , routine maintenance of window type and split type air conditioners i / c indoor and out door unit on all days i / c sundays and holidays i / c preventive maintenance as per cpwd specification and upkeep the whole system in good condition i / c cleaning of all accessories etc as required by deploying ac machanic-1no and khallasi-1 no in general shift . ( november to february )
