LG Styler S3RERB Service Engineering Manual page 70

Is the water drain pump connector properly connected?
(Check if it is assembled improperly or not assembled.)
YES
Is the lower sump of inlet duct full of water?
YES
Is the sump filter clogged with foreign substances?
NO
Is the water drain pump connected to the lower frame with
screws?
YES
Is the floater in normal position?
YES
Are the main PCB connectors (WH8, BL12) properly assembled?
YES
Replace the main PCB.
NO
NO
Replace the water level sensor.
YES
Remove foreign substances and check again.
Connect the pump with screws.
YES
 The pump cannot suck in the water if the water drain
is higher than the sump outlet.
Replace the cap cover and floater.
NO
NO
70
Connect the connector.
pump
Connect the connector.