
Application manual HVAC232/402 | Document 27-652 | Issue ENG06 | 2019-08-07
38
Fault code Fault name
Possible cause
Correcting actions
55
Wrong run fault (FWD/
REV conflict)
Run forward and backward are high at the same time.
Check I/O control signal 1 and I/O control signal 2.
57
Motor identification fault
Motor identification run has failed.
Run command was removed before completion of
identification run.
Motor is not connected to frequency converter.
There is load on motor shaft.
111
Temperature fault
Over low or over high temperature
Check temperature signal from OPTBH board.
Summary of Contents for HVAC232 Series
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