Procurement of amc(annual maintenance contract) for hvac ... - GAIL
Procurement of amc(annual maintenance contract) for hvac ... - GAIL
Procurement of amc(annual maintenance contract) for hvac ... - GAIL
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- To check and replace ball bearing<br />
- To check and attend to greasing<br />
- To check coupling connection <strong>for</strong> tightness<br />
2.15.5 PUMPS<br />
- Check packing and mechanical seal <strong>for</strong> leaks.<br />
- Lubricate bearing and check <strong>for</strong> over heating.<br />
2.15.6 COOLING TOWERS<br />
The cooling towers shall be drained and flushed regularly. The CT nozzles,<br />
water and fan assembly shall be cleaned regularly. Fan blade adjustment shall<br />
be made, motor bearing has to be greased and re-packed. The basin shall<br />
have to be scrapped and motor winding to be meggared. All the fills <strong>of</strong> the<br />
Cooling Towers shall have to be replaced be<strong>for</strong>e the start <strong>of</strong> the summer<br />
season. The cooling Towers have to be painted thoroughly be<strong>for</strong>e the start <strong>of</strong><br />
the summer. The connecting pipes have to be replaced if it is badly corroded or<br />
broken. Payment shall be made as per the payment terms <strong>of</strong> the <strong>contract</strong>. The<br />
decision <strong>of</strong> Engineer-in-Charge is final and binding to the <strong>contract</strong>or.<br />
2.15.7. CONDENSERS, CHILLER, AND WATER LINE VALVES<br />
- To attend to de-scaling <strong>of</strong> condenser, chiller and water line valves twice in a year or<br />
more if necessary.<br />
- The pressure and water temperature shall be checked <strong>for</strong> gas if they are functioning<br />
with specified limits.<br />
2.15.8 GENERAL<br />
- To check and clean all electrical controls once in a year.<br />
- Periodical setting <strong>of</strong> dampers to achieve required airflow <strong>of</strong> and temperature in the<br />
building. The scope <strong>of</strong> work covers the following:<br />
- Overhauling and repairing <strong>of</strong> all electrical, mechanical, electronic parts <strong>of</strong> AC<br />
system, wherever required.<br />
- The Contractor, <strong>for</strong> the <strong>maintenance</strong> <strong>of</strong> the HVAC plant, shall also supply all<br />
type <strong>of</strong> cleaning materials/cleaning agent and petty consumables like cotton<br />
waste, cloth, CRC/CTC, insulation tape, gasket, grease, etc. No extra payment<br />
shall be made on this. The <strong>contract</strong>or should load the above aspect in his rate.<br />
- If compressor/condenser/cooling coil/AHU/chiller/cooling tower/motor/starter/<br />
pumps are required to be replaced as a whole, it shall be done on <strong>GAIL</strong>’s account,<br />
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