trane rtac275

[anish]

hi guys,
in one of our trane rtac 275 chiller in circuit 1 with 2 compressos 1a & 1b there is alarm low oil flow .
please help me to solve this problem
:)

[Lowrider]

Low oil flow can be caused if the chiller has been running in it's lowest load for a very long time. It's indicated by the intermediate oil pressure which also can be at fault!