Airwel Enterprises specializes in providing preventive maintenance and periodical servicing for all types of chiller plants Annual maintenance Contracts.

Airwel Enterprises undertakes two types of Annual Maintenance Contract Services:

➤ Preventive Annual Maintenance Contract
➤ Comprehensive Annual Maintenance Contract

Comprehensive Annual Maintenance Contract:

✔ To maintain the chillers & heat pumps through out the year (24x7 &365 days)
✔ To Check up and service the units thoroughly once in three months during the contract Period.
✔ To check the proper operation of expansion valves every year and set the same if possible.
✔ To check the proper functioning of flow switches
✔ To check LP / HP cut out switches & to replace the same if found defective.
✔ To attend to all the break downs including compressor failure at anytime.
✔ To check the filter drier core and changing of the same if found necessary.
✔ To clean the electrical panel of the chillers & heat pumps every quarterly with air blower.
✔ Rewinding of the fan motor and compressor motor if required.
✔ To check the leakages of refrigerant from the chiller plants & heat pumps and rectify/ repair the same.
✔ To change / replace compressor oil and oil filters as per requirement.
✔ To descale the condenser evaporator of chillers & heat pumps as per requirement or once in year.
✔ Checking of sensors, control valves, control's equipment & cleaning of strainers.
✔ To calibrate control instruments - Transducers, sensors & motor current, if possible.
✔ To check chiller vibration analysis test if required.
✔ To check compressor sound level by db meters once in year if required.
✔ To check condenser & evaporator tube health condition by eddy current test if required.
✔ To check walk through or detailed energy audits for chillers & heat pumps once in year if required.
✔ To tighten the electrical components related to the chiller & heat pumps once in a quarter.