Service Manual 293
Inverter Outdoor Unit Fan.
Is contact between IPM
and PCB normal?
Start of check
Replace the fan
IPM board.
Replace the fan motor.
Replace the fan motor.
Cooling Fan.
No failure of outdoor unit fan.
No
No
No
Yes
Yes
Does the fan operate
in load condition of more than 30%
heating operation?
Does the fan operate
in load condition of more than
30% cooling
operation?
Yes
Does the cooling fan operate
after applying power?
Start of check
Reconnect the
power line.
No failure of cooling fan.
No
Remove foreign
materials.
No
Yes
Yes
Yes
Is the cooling fan power
line normally connected?
No
Are foreign materials
inserted into the fan?
Self-diagnosis function
Summary of Contents for multi V PLUS
Page 21: ...Service Manual 21 Indoor Unit Indoor Units ...
Page 74: ...74 Indoor Unit ...
Page 86: ...86 Indoor Unit ...
Page 142: ...142 Indoor Unit ...
Page 160: ...160 Indoor Unit ...
Page 179: ...Service Manual 179 Outdoor unit ...
Page 239: ...Service Manual 239 Wiring Diagrams 5 8 60Hz 220V Main Outdoor Unit 8HP 10HP 12HP ...
Page 245: ...Service Manual 245 Trouble shooting guide ...
Page 296: ...296 Trouble Shooting Guide ...
Page 297: ...Service Manual 297 Appendix ...
Page 303: ...Service Manual 303 Exploded View Replacement Parts List ...