LG DLEC855W Service Manual page 24

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11 DIAGOSTIC TEST
Test 1 : ELECTRIC SUPPLY & CONTROL CHECK
Trouble Symptom : No power to the dryer or the controller
Measurement condition : Power is on.
RLY1
[ Caution] Electric shock. Please test after grounding check.
Power voltage is within
standard range
(AC 215V~245V)?
YL3
• Check after pulling Black 2 pin
(RLY1), Yellow (YL3) 3 pin
connector out from controller.
• Check the range of two pin
(Red)~
1
AC 110V~125V?
• Check connection of power
cord and harness assembly.
• Check Terminal block 2pin
(White wire), Terminal block
1&3pin(Red & Black wire) of
connector and secure that range
is between AC 110V~125V?
Check the short of harness
assembly and the connection
(RLY1, YL3)
In the case that the dryer is not working, when controller is
powered and display button is properly working, Check
RLY1,YL3 in the controller.
(Black) is within
1
23
• Check the
- Circuit breaker
• Check or replace the
controller
• Check or replace the
power cord