84
Check of outdoor fan motor
• Fan motor does not operate or stops operating shortly after starting the operation.
Disconnect CN932 and measure the
resistance of the outdoor fan motor.
Turn ON the breaker.
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 5V DC and 0V DC repeatedly?
Replace the outdoor fan motor.
Replace the inverter P.C. board or the outdoor
control P.C. board.
No
Yes
Yes
No
Yes
No
CN931
CN932
Outdoor control P.C. board
MXZ-2D
MXZ-4D83VA/5D102VA
Inverter P.C. board
MXZ-2D33VA/2D40VA/2D53VA/2D53VAH
MXZ-4D83VA/5D102VA
OBH626B
Summary of Contents for MXZ-2D33VA-E1
Page 16: ...16 OUTLINES AND DIMENSIONS 5 MXZ 2D33VA MXZ 2D40VA MXZ 2D53VA MXZ 2D53VAH Unit mm OBH626B ...
Page 20: ...20 WIRING DIAGRAM 6 MXZ 2D33VA MXZ 2D40VA MXZ 2D53VA OUTDOOR DISPLAY P C BOARD OBH626B ...
Page 21: ...21 MXZ 2D53VAH OUTDOOR DISPLAY P C BOARD OBH626B ...
Page 22: ...22 MXZ 3D54VA OBH626B ...
Page 23: ...23 MXZ 3D68VA OBH626B ...
Page 24: ...24 MXZ 4D72VA OBH626B ...
Page 25: ...25 MXZ 4D83VA OBH626B ...
Page 26: ...26 MXZ 5D102VA OBH626B ...