Fan Starting Error - Samsung AG042KSVANH Service Manual

4-3-29 Fan starting error

Outdoor unit display
∙ Startup, and then if the speed increase is not normally.
Judgment Method
∙ Detected by H/W or S/W
∙ Compressor connection error
Cause of problem ∙ Defective Compressor
∙ Defective PCB
1. Inspection Method
Power Off and then Restart
value between different phases of
an Motor (U V,V W,W U)
Is the resistance between the body of
Fan Motor and chassis MΩ?
Does the Compressor connection
wire properly connect?
(FAN PCB(FAN1))
(FAN PCB(FAN2))
Is the resistance
less than 10Ω?
Yes
Yes
Yes
Replace Fan PCB
No
Replace Fan Motor
No
Replace Fan Motor
No
Check the connection wire
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