Refer to the procedure of proceeding
page
AC
134V-160V
The motor
running
status
#2 and #3
PCB Cn8
Replace the indoor
fan motor
5-3 The Indoor Fan Motor Does Not Work
18
5.Troubleshooting Guide
1.Items
1 Check if the indoor fan motor is connected correctly to the connector(CN8)?
2 Check if the AC input voltage is correct?
3 Check if the IC of indoor fan motor is connected correctly to the connector(CN2)?
4 Check if the capacity of indoor fan motor is connected correctly to the connector(CN8)?
2.Trouble shooting procedure
Pull out the power plug and replug
it after some 5 seconds
Is the LED lighten?
Is the controller output normal?
Is the fan motor voltage satisfied?
The probe position
Normal
voltage
Replace FAC
Fan motor capacitor fails
PCB fails
Replace PCB
Fan motor fails
The capacity of the fan
motor does not connect CN8
The micro-controller chip fails
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