Compressor Lock - Daikin FTX25JVEA9 Service Manual

Troubleshooting - Outdoor Unit Related
3.3.2

Compressor Lock

E6
Outdoor Unit
Indication
Method of Detection by the position signal waveform when starting the compressor.
Malfunction
Detection
Malfunction When the position detected signal coincides with the lock pattern at time of starting the
compressor.
Decision
Conditions
"
"
Supposed
Causes
Troubleshooting
264
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.)
Faulty compressor
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Turn the power supply off once
and then back on to restart.
Does
the compressor
abnormally stop without
rotation?
YES
NO
Si18-201
Replace control PC board.
Replace compressor.
(MF021)
Service Diagnosis