Troubleshooting - Outdoor Unit Related Si18-201
264 Service Diagnosis
3.3.2 Compressor Lock
Outdoor Unit
Indication
E6
Method of
Malfunction
Detection
Detection by the position signal waveform when starting the compressor.
Malfunction
Decision
Conditions
When the position detected signal coincides with the lock pattern at time of starting the
compressor.
"
When a compressor lock is generated 4 times, the system shuts down.
(The 4-time counter resets itself when no outdoor unit abnormality occurs within 60-minute
cumulative time after the error generation.)
Supposed
Causes
"
Faulty compressor
Troubleshooting
Turn the power supply off once
and then back on to restart.
Replace control PC board.
Replace compressor.
Does
the compressor
abnormally stop without
rotation?
(MF021)
YES
NO
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
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