Troubleshooting
Samsung Electronics
487
4-4-67 Fan starting error
Outdoor unit display
(FAN PCB(FAN1))
(FAN PCB(FAN2))
Judgment Method
∙ Startup, and then if the speed increase is not normally.
∙ Detected by H/W or S/W
Cause of problem
∙ Compressor connection error
∙ Defective Compressor
∙ Defective PCB
Power Off and then Restart
Replace Fan PCB
Yes
Is the resistance
value between different phases of
an Motor (U
↔
V,V
↔
W,W
↔
U)
less than 10Ω?
Replace Fan Motor
No
Yes
Is the resistance between the body of
Fan Motor and chassis MΩ?
Replace Fan Motor
No
Yes
Does the Compressor connection
wire properly connect?
Check the connection wire
No
1. Cause of problem
Содержание AM056FN2DEH Series
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Страница 540: ...PCB Diagram and Parts List 540 Samsung Electronics 5 1 11 Duct type HSP BLDC PCB AM112 128 140FNHDEH 1 2 3 4...
Страница 593: ...PCB Diagram and Parts List Samsung Electronics 593 OAP DUCT AM220 280 NEPEH EU Cont BLDC Driver PCB cont 6 5 4 3 2 1...
Страница 643: ...Wiring Diagram Samsung Electronics 643 AMSSSMNFDEHS This Document can not be used without Samsung s authorization...
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