Vertiv | Liebert CRV+ | User Manual 78
Symptom Possible causes Items to be checked or handling method
Compressor over-
temperature
Too high compression ratio
Check the settings of the HP switch and LP
switch, and inspect if the condenser is clogged.
Check that the fans of the evaporator and
condenser are normal
Too high suction overheat
degree
Regulate the EEV or add proper amount of
refrigerant
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