7.12 The motor becomes excessively hot
Cause
Remedy
Room temperature outside the rated limits
Lower the room temperature
Cooling fan of the motor clogged or damaged
Clean or replace the cooling fan
The unit starts up too frequently
See
The unit produces excessive noise and/or vibrations
on page 31
The frequency converter, if present, has not been
calibrated properly
See the frequency converter manual
7.13 The frequency converter (if present) is in error mode or turned
off
Cause
Remedy
See the frequency converter manual
See the frequency converter manual
7 Troubleshooting
e-HM Series Installation, Operation and Maintenance Manual
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