LG Styler S3RERB Service Engineering Manual page 69

12-3. When Discard Water LED is blinking
Is the water drain tank full of water?
YES
Is the power consumption of water drain pump 10 or above?
 Check it in the Test mode.
10 or below: Remove the housing / 10 or above: Assembled
properly
YES
Are the reed switches behind the rear cover and at the bottom
of the inlet duct
in normal position?
YES
Are the reed switch connectors (RD2, BL2) connected?
YES
Can you hear abnormal noise when the water drain pump is
operating?
NO
Is the inside of connector nozzle and holder clogged with
foreign substances?
NO
Is the condition of the water drain hose good? (no bending/
folding/tearing)
YES
Is the hose improperly assembled?
(CONNECTOR NOZZLE - HOLDER)
NO
NO Is the drain outlet of the check valve on the
water drain tank open?
NO
YES
YES
NO
NO
NO
YES
69
NO
YES
Press the water supply tank to check whether it is
properly inserted.
Attach the reed switch properly.
Connect the connector.
Replace the pump.  Possible only after disassembling
the machine room.
Remove foreign substances or replace the part.
Replace the hose.
Assemble the hose properly.
Replace the check valve.