Toshiba RAV-GM1101AT8P-E Service Manual page 60

Check Outdoor
code LED display
[P22]
(Item without special mention Indicates part of outdoor unit.)
[Fan system error]
Is AC mains voltage
correct?(AC342 to 457V)
YES
Rotate shaft of the fan motor by hands
during power-OFF. Can it rotate smoothly?
Is coil resistance of fan motor correct?
Between red and white lead wire : 12 to 20Ω
Betweenwhite and black lead wire : 12 to 20Ω
Betweenblack and red lead wire : 12 to 20Ω
YES
Is the power device on P.C.board screwed
without looseness?
(IC300 of MCC-1626)
Are radiation grease properly applied?
(IC300 of MCC-1626)
YES
Does something block the
ventilation around the heat sink?
Does something block air flow
from the fan ?
YES
Check outdoor P.C.Board.
Defect → Replace
- 60 -
Check and troubleshooting
NO
NO
NO
YES
FILE NO.SVM-18044-2
Check wiring construction.
Ask repair of power supply.
Replace fan motor
Apply radiation grease to
objective parts.
Retightening of screws.
Remove blocking matter.
Correct short-circuit.