![]() ![]() This would give time for the crankcase heater to function thus extending the life of your compressor. If the isolator has been switched OFF for a long time, wait for 6 hours before starting up the Chiller unit.Check the isolator unit it should be in CLOSED.Check for any leaks on the refrigerant system.Valves should be in normally open position. Check the inlet and outlet valve of the chilled water line of the Chiller unit. ![]() Prior to start-up, make sure that chilled water pump is running.Prepare panel door key, screw driver and multi-meter.Prior to the work, wear safety shoes, gloves and goggles.Usually, the chiller water is being utilized by FCU’s and AHU’s.Ĭhilled water is circulated with the use of chilled water pumps. The basic parts of the chiller unit system are the condenser coils and fins, the evaporator or the cooler, condenser fan motor, expansion valve, semi-hermetic compressor and the control board. The ac supervisor and the site Engineer shall assure the implementation of this maintenance procedure.Ĭhiller unit is used to cool down water temperature to a specific set-point that would satisfy any requirement for air-conditioning unit in a space. Maintenance staff shall be competent enough to operate and maintain these equipment’s to avoid any rise in temperature in the chilled water system and to avoid equipment breakdown. Responsibilities: It is the responsibility of the AC technician to properly operate and maintain chiller equipment’s. ![]()
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