Test 1 120Vac Electrical Supply - LG GD1329CGU Service Manual

Test 1
120V AC Electrical Supply
WARNING
• When measuring power, be sure to wear insulated gloves to avoid an electric shock.
• Failure to follow these instructions can result in death or electric shock.
Trouble Symptom
Measurement Condition
BK2 or WH2 YL3
No power was applied to controller. (LED, LCD Display off)
With Dryer Power On; connector linked to controller.
Check the outlet, is the voltage
110V ~ 125V AC?
Check if the voltage measured between
Connector BK2 or WH2-
Linked to the Controller and YL3-
(White Wire) Is 110~125V?
Check if the controller wire is
1
disconnected.
2 Check if terminal block and power cord
are connected (Check Plug).
- Does Power Cord N (Natural) line match
to Terminal Center N (Natural) line?
Replace controIler.
YES
(Black Wire)
2
1
YES
YES
55
• Check the fuse or
NO
circuit breaker.
• Check if power
cord is properly
NO
connected.
• Reconnect the
NO
controller.