Repairing, providing and fixing of accessories for Chiller AC Unit Number 4 at CETTM Training center building under the jurisdiction of SM E Zone-2, MTNL Mumbai.

Amount

Lifting, Shifting, Supply & Installation of new condenser coil for existing Chiller AC units including dismantling of old defective condenser coil with the help of brazing set and shifting the defective coil on the same floor of the building complete as required.

Providing and making MS structure work such as MS platform/duct supports/tray supports/frame for indoor and outdoor AC units i/n cutting, welding, painting with redoxide and then enamel oil paint of approved color etc. complete as reqd. as per site location.

Supply & installation of thermostatic expansion valve for each 80TR circuit of 160TR Chiller AC unit complete as required.

Supply, installation, testing & commissioning of following accessories for Chiller AC Units

Condenser fan blade for Air-cooled chiller AC unit

Pressure transducer for Chiller AC unit

Temperature sensors for Chiller AC unit.

Drier Core for 80TR circuit of Chiller AC unit.

Balancing valves for water line (150mm)

S/I/T/C of ball bearing or gunmetal bush including dismantling of motor & rewinding of existing 5HP condenser fan motor 3 phase & refixing the same complete as required.

Dismantling of 80TR old compressor motor and replacement of old faulty motor winding with new copper winding including necessary accessories and refixing the same and making in good working condition complete as required.

Supply and charging R-22/R-410A/R-407C refrigerant gas in the AC units complete as required.

Dismantling of old Microprocessor based controller including complete connections and supply, installation, testing & Commissioning of new Microprocessor based control panel for twin circuit chiller AC unit having Incoming R Y B indication lamp, Incoming SFU/MCB, Starter for compressor, DOL starter for condenser fan motors, complete microprocessor controller, complete keypad/Touchpad display, relay card, 24 VPS, control wiring of AC unit complete as required.

Leakage testing & repairing of leaks with the help of brazing set followed by pressure testing of complete circuit of 80TR with nitrogen gas, flushing of whole circuit, vacuumizing and commissioning of AC unit complete as required ( each circuit).

Dismantling of old 80TR screw chiller compressor of old air-cooled chiller AC units and complete overhauling of compressors making in good working condition, checking of all the mechanical parts, controls and overhauling the same, cleaning of the compressors from inside and outside including complete chiller package , replacement of complete bearings set of compressor, replacement of compressor gasket set and "O" ring set, making functional complete chiller package including compressor condenser its controls and motor, compressor loading unloading piston ring set etc. and re-fixing of the compressor and making in good working condition complete as required.

Loading, unloading, lifting and shifting of 80TR screw chiller compressor from Fourth Floor to ground floor with the help of high boom crane and shifting back to the same location on fourth floor after repair works including transportation of compressor complete as required.

Supply and charging of synthetic compressor oil for screw compressor complete as required (each circuit).

SITC of 20HP horizontal centrifugal pump having a head of 30 meters with capacity of 113 cubic meter per hour, running at 1450 RPM. (Beacon/Kirloskar make)

Supply and fixing of nitrile rubber insulation 25mm thick aluminium foil faced with adhesive for 160TR chiller unit complete as required.

ARCHY SERVICES PRIVATE LIMITED