Trane CenTraVac™ Water-Cooled Chiller CVHF - 300-500 - 360 - 050L / 050L

Shut down the chiller once each year to check the items of Optional Accessories

If applicable, lubricate factory-installed gantries

After the first month of operation, inspect Heresite® or Belzona® coated waterboxes; thereafter, inspect as needed

Inspect and lubricate hinged waterboxes

With water flow sensing option, bleed tubing from waterboxes to transformers

Sign off on the yearly optional accessories maintenance

Test appropriate sensors for accuracy

Ensure sensors are properly seated in wells with thermopaste installed

Check evaporator leaving water temperature low temperature cutout setpoint

Condenser high pressure switch check-out

Check adjustment and operation of the inlet guide vane actuator

Sign off on the control circuits inspection

Is the evaporator part of a closed circuit?

If the evaporator is part of a closed circuit, it may not accumulate appreciable amounts of scale or sludge.

Has the evaporator been cleaned in the last three years?

Normally, cleaning every three years is sufficient.

Is the evaporator part of an open system, such as air washers?

Periodic inspection and cleaning is recommended on open evaporator systems, such as air washers.

Sign off on the evaporator maintenance

- Shut down the chiller once each year to check the items of Evaporator

1. Inspect for fouling and scaling in tubes

2. Check operation of evaporator water flow sensing device

3. Factory recommendation to eddy current test tubes every three years;

Shut down the chiller once each year to check the items of Starter or Adaptive FrequencyTM Drive

Check all connections per manufacturer specifications

Follow all manufacturer recommendations for starter or Adaptive FrequencyTM Drive (AFD) maintenance

Inspect/clean/service the AFD cooling system (water- or air-cooled AFD)

Record all applicable starter or starter component settings

Sign off on the yearly inspection