Annual maintenance contract for repair and maintenance of 02 nos. Industrial Air Conditioners (25 KW, SUNBEAM make) fitted in PCR Unit of 02 nos. 24/96 Dragline (Krishna and Balram Dragline) working at Nigahi Project, NCL for a period of one year

Amount

Annual maintenance contract for repair and maintenance of 02 nos. Industrial Air Conditioners (25 KW, Sunbeam make) fitted in PCR Unit of 02 nos. 24/96 Dragline (Krishna and Balram Dragline) working at Nigahi Project, NCL. for a period of one year. Scope of Work: (1) Complete preventive maintenance for 01 year (overhauling, Cleaning, testing etc) for 52 days/ unit in one year for Air conditioners fitted in PCR Unit of Draglines by engaging 02 nos. highly skilled AC mechanic/expert, 01 no. skilled and 01 no. unskilled manpower (2) Emergency call to attend the unforeseen defects/ break down for 10 days/unit in one year by involving 02 nos. highly skilled AC mechanic/expert, 01 no. skilled and 01 no. unskilled manpower (3) To make operative the Air Conditioning system fitted in PCR unit of Draglines at beginning of the contract. one year contract period for individual equipment will be counted separately from the date from which the cabin AC of operator cabin becomes operative (4) Transportation of men and material for routine checking of all AC systems for 65 days per unit in one year (5) Providing and refilling of Refrigerant R-134A (22 kg per unit for 01 year) and Compressor Oil (08 Ltr per unit for 01 year) and cleaning agent (15 litre per unit for 1 year). Refrigerant used by you should comply recommendation of Govt. agency. (6) Providing of other consumable (Brazing Rods, flux, Teflon tapes etc) as per requirement for AMC of AC work. (7)To reduce the down time of break down, bidder has to submit list of bare minimum requirement of spares and their quantity (half yearly requirement) considering the fleet of AC of machines along with their offer for efficient AMC (8) to ensure proper cooling in PCR unit i.e. temperature within the range 190 C to 250 C. (9) All manpower required for AMC work will be provided by the firm. Further refrigerant and compressor oil for the air conditioner shall be provided by firm (10) During the starting of contract, one periodic/schedule inspection and maintenance will be arranged by service provider as per OEM/OPM check list and recommendations for each machine and report must be submitted to Engineer In-Charge. This periodic inspection service should be carried out minimum once in a month for each machine. The periodic inspection service should include at least following aspects- (i)Checking Refrigerant gas/leaks(ii)Vacuum formation in the system by means of vacuum pump(iii)Compressor oil filling as per requirement (iv)Refrigerant charging in the system (v)Cleaning of all the filters (11)Proper record of each job by the firm shall be kept in bound register and shall be duly signed by Engineer In-Charge at the time of work for proper discharge of firm’s obligation under contract.

Cost of Annual Charges for Annual maintenance contract for repair and Maintenance of Industrial Air Conditioners (25 KW, Sunbeam make) fitted in PCR Unit of 02 nos. 24/96 Dragline (Krishna and Balram Dragline) working at Nigahi Project,NCL as per scope of work including labour charges, CMPF/EPF, transportation charges, Refrigerant, compressor oil, tools tackles, profit and any other misc. charges. (Anuual Charges for one Dragline machine to be quoted)

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