Environmental conditions of the chiller are not within spec

Check environmental conditions. Ensure that the environmental conditions comply with the installation specifications. See installation manual for detailed installation requirements.

In case of a new installed Cooler Module, let the complete system acclimatize.

Cooler Module power cut

Switch off Cooler Module and wait a few hours.

Malfunction temperature sensor

1. Replace the main control board. See procedure "Replacing the Cooling Unit control boards".

2. If problem persists, replace the entire Cooler unit.