Troubleshooting
SiBE07-618_C
78
Service Diagnosis
4.17 Position Sensor Abnormality
Remote
Controller
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 8 times, the system is shut down.
Reset condition: Continuous run for about 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 out of specification