Sanyo SPW-C483GYH8 Service Manual page 168

1. Troubleshooting
(15) Symptom: LCD on the remote controller displays "CHECK P05". (Reversed phase detection)
Is the power supply to the outdoor
unit normal?
(Voltage defective phase?)
Are two of the phases of the power
for the outdoor unit reversed?
(Reverse phase detected alarm)
Is there a contact defect in the
3P connector (CN40, white)
Replace the outdoor PCB
(16) Symptom: LCD on the remote controller displays "CHECK H01, H02, H03". (PC compressor current detection)
Start
"CHECK H01" display
Compressor overload
detection
• Insufficient voltage
• Electromagnetic contact defect
• Refrigerant over-charged
Start
No
Yes
Yes
No
Yes
No
"CHECK H02" display
Compressor lock detection
III - 19
Check the power breaker etc.
and repair
No problem
Correct the connection
0345_M_I
Compressor lock
Service Procedures
"CHECK H03" display
Compressor current detection
circuit defect
• L3 phase wire disconnected
• Electromagnetic contact defect
• Outdoor unit PCB defect
0346_M_I
SM830052
3