Sub Head - Annual maintenance contract of 2x110 TR Chillers installed in Central A C Plant of Computer service Centre at IIT Delhi.(Day to day operation of the plant is not in the scope of this work)

Main Items :

Comprehensive Annual maintenance of energy efficient Central Air-Conditioning Plant of f Computer service Centre at IITDelhi. Equepment to be covers under Comprehensive Annual maintenance are Following ; 1. 02 Nos. 110 Tr. Capacity energy efficient Screw type chilling machines Make :- Blue Star Model :- LCWX1-0385F 2. 04 Nos. 25,000CFM AHU's 3. 02nos. 10HP Condenser Pumps 4. 02nos. 10HP Chillers Pumps 5. 02nos. 125 Tr. Cooling Tower 6. All Electrical Panels Any other Item/Items related to the plant which is not included avobe are also be the part of the Comprehensive Comprehensive Annual maintenance as per the Mentenance Schedule with the following . maintenance as per the Mentenance Schedule with the following . 1. Checking the functioning of chiller Unit/Air Handling Unit/Pumps/Control panels and all such equipment's covered under the contract with replacement of V-Belts of AHU's ,coupling ,all type of Seals and all other required. 2.Free replacing of defective/worn out parts with new or repaired parts for compressor/thermostat/cut outs based on assessment of engineer-in charge. 3. Repairing of equipment at site/service station as the case may be. 4. De-scaling of condensers evaporator coils and AHU’s with chemical twice in a year and assessment of engineer-in charge and working parameters of the plant . 5. Replacing of compressor oil once in a year and topping up the refrigerant gas and oil in the system arising out of system defect, as and when required. 6. Checking of compressor for its proper working. 7. Annual pumping –down and restarting of the chilling system as and when required. 8. Checking Microprocessor control panel, control boards, transducers of panel, control boards , transducers of package chiller/condensing unit for their correctness and replace if necessary. 9. Replacing of parts due to normal wear and tear. 10 . Four nightly visit of expert engineer with preventive maintenance. Note:- One job means ,carrying out the above work for a month for Comprehensive Annual maintenance as per the Maintenance Schedule