136
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 5V or 0V DC)
No
No
Disconnect CN932 from the inverter P.C.
board or the outdoor electronic control P.C.
board, 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 13-5.)
Does the outdoor fan motor rotate smoothly?
Does the voltage between each terminal become 5V DC and 0V DC
repeatedly?
Replace the outdoor fan motor.
Replace the inverter P.C. board or the outdoor electronic control P.C. board.
Summary of Contents for MXZ-2A30VA
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