106
Check of outdoor fan motor
• Fan motor does not operate or stops operating shortly after starting the operation.
Yes
Yes
Yes
No
(Fixed to either 5 V or 0 VDC)
No
No
Disconnect CN932 and measure the
resistance of the outdoor fan motor.
Turn ON the power supply.
Rotate the outdoor fan motor manually and measure the voltage of
CN931.
Between (+) and (-)
Between (+) and (-)
Between (+) and (-)
Is the resistance of outdoor fan motor
normal? (Refer to 11-5.)
Does the outdoor fan motor rotate smoothly?
Does the voltage between each terminal become 5 VDC and 0 VDC
repeatedly?
Replace the outdoor fan motor.
Replace the inverter P.C. board/electronic control
P.C. board.
MXZ-2C30/2C40/2C52/3C54/3C68/4C71/4C80/5C100VA
MXZ-4C80/5C100VA2
CN931
CN932
Electronic control P.C.
board
MXZ-2C
MXZ-3C/4C/5C
Inverter P.C. board
OBH584G
Содержание MXZ-2C30VA
Страница 24: ...24 WIRING DIAGRAM 6 MXZ 2C30VA MXZ 2C40VA MXZ 2C52VA OBH584G ...
Страница 25: ...25 MXZ 3C54VA OBH584G ...
Страница 26: ...26 MXZ 3C68VA OBH584G ...
Страница 27: ...27 MXZ 4C71VA OBH584G ...
Страница 28: ...28 MXZ 4C80VA OBH584G ...
Страница 29: ...29 MXZ 4C80VA2 OBH584G ...
Страница 30: ...30 MXZ 5C100VA OBH584G ...
Страница 31: ...31 MXZ 5C100VA2 OBH584G ...
Страница 32: ...32 MXZ 6C120VA E1 OBH584G ...
Страница 33: ...33 MXZ 6C120VA E2 OBH584G ...
Страница 34: ...34 MXZ 6C122VA E1 OBH584G ...
Страница 35: ...35 MXZ 6C122VA ER1 OBH584G ...
Страница 36: ...36 MXZ 6C122VA E2 OBH584G ...
Страница 37: ...37 MXZ 6C122VA ER2 OBH584G ...