Over-Current Of Outdoor Unit Fan Motor (Ipm Fault) - LG multi V PLUS Service Manual

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