Troubleshooting
4-76
Samsung Electronics
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How to use inverter checker (Warning for high pressure)
►
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
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6 LEDs of inverter checker are lightning successively (MOTOR PBA OK, MOTOR NG)
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If one of 6 LEDs in inverter checker is not lightning (MOTOR PBA NG, MOTOR OK)
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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