Honeywell HVAC232 Series Applications Manual page 38

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