Service Manual 283
Self-diagnosis function
Trouble shooting Flow
Fault diagnosis and Trouble shooting guide
106
Error Item
Error
Display No.
Major Error Occurrence Cause
Meaning
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
Содержание multi V PLUS
Страница 21: ...Service Manual 21 Indoor Unit Indoor Units ...
Страница 74: ...74 Indoor Unit ...
Страница 86: ...86 Indoor Unit ...
Страница 142: ...142 Indoor Unit ...
Страница 160: ...160 Indoor Unit ...
Страница 179: ...Service Manual 179 Outdoor unit ...
Страница 232: ...232 Outdoor Unit Wiring Diagrams 5 Wiring Diagrams 5 1 50Hz 380V Main Outdoor Unit 5HP 6HP 8HP ...
Страница 235: ...Service Manual 235 Wiring Diagrams 380V AC 60Hz 3Ø 5 4 60Hz 380V Main Outdoor Unit 5HP 6HP 8HP ...
Страница 239: ...Service Manual 239 Wiring Diagrams 5 8 60Hz 220V Main Outdoor Unit 8HP 10HP 12HP ...
Страница 245: ...Service Manual 245 Trouble shooting guide ...
Страница 296: ...296 Trouble Shooting Guide ...
Страница 297: ...Service Manual 297 Appendix ...
Страница 303: ...Service Manual 303 Exploded View Replacement Parts List ...