LG multi V PLUS

Service Manual 283
Self-diagnosis function
Trouble shooting Flow
Fault diagnosis and Trouble shooting guide
106
Error Item
Error
Display No.
Major Error Occurrence CauseMeaning
Over-current of outdoor
unit fan motor (IPM fault)
Over-current of
outdoor unit fan motor
(IPM fault)
• Fan lock
• RPM down due to obstacle contact with
outdoor unit fan
• Overheat of heatsink
No
Remove locked obstacle
(rod or bar, etc).
Yes
Is the outdoor unit fan locked?
No
Check around the outdoor unit fan
(suspended line, etc).
Yes
Is there obstacle that
interferes with rotation of the outdoor
unit fan?
No
Check the cooling fan.
Yes
Is cooling of the heatsink sufficient?
Check or replace the fan PCB