13) Symptom:
LCD on the remote controller displays “CHECK P05”. (Negative phase detection
operation warning)
14) Symptom: LCD on the remote controller displays “CHECK E15”.
Yes
No
No
No
Yes
Yes
0345_M_I
Start
Check the power breaker etc.
and repair
No problem
Correct the connection
Replace the outdoor PCB
Is the power supply to the outdoor
unit normal?
(Voltage defective phase?)
Is there a contact defect in the
3P connector?
No
Yes
Replace the fuse.
Is the fuse (F1, F2) on the indoor
unit PCB blown?
No
No
No
Yes
Yes
Yes
0646_M_S
Start
Repair the wiring.
Check the contact.
Perform the same as “CHECK E04”.
38
