bids are invited for general servicing of 1.5 or 2.0 tr split type a c machines indoorand outdoor unit - general servicing of 1.5 or 2.0 tr split type a c machines (indoorand outdoor unit ) as per direction of the engineer-in-charge , replaement of defective pcb circuit for 1.5 or 2.0 tr split type a c machines - replaement of defective pcb circuit for 1.5 or 2.0 tr split type a.c machines as per direction of the engineer-in-charge. , providing fitting and fixing of hermetically sealed rotary compressor for 1.5 tr capacity split type ac machines - providing fitting and fixing of hermetically sealed rotary compressor for 1.5 tr capacity split type a c in replacement of defective one as per direction of the engineer-in-charge , providing copper of condenser, evaporator unit for 1.5/2.0 tr capacity ac machines. - providing copper of condenser or evaporator unit for 1.5 or 2.0 tr capacity split including necessary accessories as per direction of the engineer-in-charge. , charging fresh refrigerant gas r 22 or r 32 for 1.5 or 2.0 tr capacity split type a.c machines - charging fresh refrigerant gas (r 22 or r 32) for 1.5 or 2.0 tr capacity split type a.c machines as per direction of the engineer-in-charge. , repair/replacement of defective scroll motor of indoor unit - repair/replacement of defective scroll motor of indoor unit split type a.cmachine as per direction of the engineer-in-charge , repair/replaement of defective 45 mfd capacitor for split type a.c machines - repair/replaement of defective 45 mfd capacitor for split type a.c machines as per direction of the engineer-in-charge , supplying and fixing of 20 to 25 amps single phase motor starter switch or 25 to 32 amps dp switch modular accessories - supplying and fixing of 20/25 amps single phase motor starter switch or 25/32 amps dp switch modular accessories in/c. necessary connection etc as required (modular switch /socket are honeywell (mk) / l&t oris/ legrand (mylink) / anchor roma make) , supplying and fixin