LG GCWF1069CD1, Service Manual

Page: 24 / 50

24
9
. diagnosis and Troubleshoo Ting
1. be careful of electric shock if disconnecting parts while troubleshooting.
2. First, check the connection of each electrical terminal with the wiring diagram.
3. if you replace the Main PWb asse Mbl Y, reinsert the connectors correctly.
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is the supplied voltage 120V~, 60h z?
is the voltage between the Fil Ter asse Mbl Y
connectors

and

120V~, 60h z
is the led lamp

on?
are the connectors

on the PWb loose?
is wire of the dis Pla Y PWb asse Mbl Y
broken?
r eplace dis Pla Y PWb asse Mbl Y
or repair wire.
Check the fuse or reset
the circuit breaker.
r eplace the Fil Ter
asse Mbl Y (Cir C).
Check fuse (single
harness) and replace if
blown. o therwise, replace
Main PWb asse Mbl Y.
r econnect.
r eplace the Cable
(harness )
NO POWER
WARNING
!