LG WM3988H*A Service Manual page 33

Is Check heater resistance
out of range while the power
is off?
(10~40 Ω)
(Refer to 9-6 Heater
assembly)
No
Is the connector connected
to Thermostat disconnected
or disassembled?
No
Is the voltage of the Tab
relay (white) connector on
PWB Assembly (Main) 0 V?
No
Replace the
Yes
Heater
assembly
Reconnect or
Yes
repair the
connector
Replace the
Yes
MAIN PWB
assembly
32
After you separated
condensing bellows from
cabinet, can you find any
foreign material in
condensing duct and
condensing bellows?
No
Remove the foreign material
after disassemble the DRY
FAN ASSEMBLY and DRY
duct upper.
Remove the
Yes
foreign
material