Inverter Outdoor Unit Fan Check; Cooling Fan Check - LG multi V PLUS Service Manual

Inverter Outdoor Unit Fan.
Start of check
Is contact between IPM
and PCB normal?
Yes
Does the fan operate
in load condition of more than 30%
heating operation?
Yes
No failure of outdoor unit fan.
Cooling Fan.
Start of check
Does the cooling fan operate
after applying power?
Yes
No failure of cooling fan.
No
Replace the fan
IPM board.
Does the fan operate
No
in load condition of more than
30% cooling
operation?
Yes
No
Is the cooling fan power
line normally connected?
Yes
Are foreign materials
inserted into the fan?
No
Replace the fan motor.
Self-diagnosis function
No
Replace the fan motor.
No
Reconnect the
power line.
Yes
Remove foreign
materials.
Service Manual 293