bids are invited for general items supply and fixing of expansion valve required for ac plant of capacity 5.5 tr , supply and fixing of v belt size a-28, a-32 suitable for 11 by 5.5 tr package unit ac , supply and fixing of micro filter for ac plant of capacity 5.5 by 11 tr , supply and fixing of outdoor fan motor for package ac plant of capacity 5.5 tr , supply and fixing of repair fan blade of outdoor unit of ac plant of capacity 5.5 tr , supply and fixing of connector for 30 to 40 s, 440 volts , supply and fixing of contactor suitable for ac plant of capacity 16.5 by 11 tr , supply and fixing of auto change over switch for package type ac plant 11 tr , supply and charging r-22 gas to maintain required cooling effect as and when required in the package type ac , supply and charging r-407 gas to maintain required cooling effect as and when required in the package type ac , supply and charging nitrogen gas for finding out leakage as and when required as specified and directed by engr in charge , supply and fixing of microprocessor by printed circuit board with ct coil suitable for 11 tr package type ac plant , supply and fixing replacement of capacitor 10 mfd , supply and fixing of temperature display controller unit for 16.5 by 11 tr , cleaning of evaporator coils of ac plant of capacity 5.5 tr with dilute hcl by force feed method to remove the dust particles formed on coil and fins , servicing incl cleaning of condenser cooling coil, refrigerant coils fins with mild detergent and descaling of condenser coil for package type 5.5 tr ac , servicing incl cleaning of condenser cooling coil, refrigerant coils fins with mild detergent and descaling of condenser coil for package type 11 tr ac , disconnecting, dismantling and taking out existing burnt out compressor of package type ac 5.5 tr capacity and supply and fixing sealed unit compressor of existing capacity, single phase 230v ac , disconnecting, dismantling and taking out existing burnt out compressor of package type ac 11 tr capacity and supply and fixing sealed unit compressor of existing capacity, single phase 230v ac total quantity : 167