McQuay MWM Service Manual page 68

MCQUAY Service Guide Book
Chiller Panel – Air Cooled Mini Chiller
When malfunctioning occurred, the display LCD will blink. The display will show the faulty parameter
and the date and time of the occurrence.
When a malfunction of the unit is detected, immediately switch off the main power supply before
proceeding with the following troubleshooting procedures.
67
Diagnosis