Troubleshooting
4-72 Samsung Electronics
غ How to use inverter checker (Warning for high pressure)
ـ
Check between MOTOR ׳ FAN PBA
1) After cut off, connect inverter checker with U,V,W of Motor
2) After turn on, enter Comp. check mode by pushing K2 in main PBA
3) Judgment
ዋ 6 LEDs of inverter checker are lightning successively (MOTOR PBA OK,
MOTOR NG)
ዋ If one of 6 LEDs in inverter checker is not lightning (MOTOR PBA NG, MOTOR OK)
غ How to enter check mode/7Seg display
Type DVM S
Model Air Cooled Water Cooled
COMP 1 9times (KD__) 8times (KD__)
COMP 2
10times (KE__) 9times (KE__)
MOTOR 1
11times (KF__)
MOTOR 2 12times (KG__)
Replace Compressor/Fan motor
PBA Defective
Power Off
( Use to inverter checker )
Replace Inverter PCB /Fan PCB
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