SiENBE04-808_A
Troubleshooting
Service Diagnosis
126
4.17 Position Sensor Abnormality
Remote Control
Display
H6
Method of
Malfunction
Detection
A compressor start-up failure is detected by checking the compressor running condition through
the position detection circuit.
Malfunction
Decision
Conditions
If the error repeats, the system is shut down.
Reset condition: Continuous run for about 11 minutes (50 class: 5 minutes) without any
other error
Supposed
Causes
Disconnection of the compressor relay cable
Defective compressor
Defective outdoor unit PCB
Start-up failure caused by the closed stop valve
Input voltage is out of specification
SiENBE04-808_A.pdf 138
21/02/2011 13:20:03