52
Room Air Conditioner
Troubleshooting Guide
When Indoor Fan does not operate.
Fan can't operate for dehumidifying mode.
- Change operation for cooling mode.
Turn off Main power
Check the connection of CN-MOTOR1, 2
Check the Fan Motor
Check the Fuse(AC250V/3.15A)
Turn ON Main Power
- Check PWM signal from Micom Pin 50
- Check On/Off signal from micom pin14.
- Check Voltage of CN-Motor 1, 2
(pin
~
is about 15V)