Parts/Service for LD-2040WH/LD-2040SH/LD-2040MH

Brand: LG logo LG

Category: Dishwasher

Document Type: Parts/Service

Language: EN

Uploaded: Nov. 21, 2025, 7:49 p.m.

This manual provides detailed instructions for servicing the LG Dishwasher Model LD-2040WH/LD-2040SH/LD-2040MH. It includes sections on specifications, features, parts identification, wiring diagrams, program charts, disassembly procedures, troubleshooting methods, and installation instructions. The 'Caution' section emphasizes disconnecting the power cord before servicing and reconnecting all grounding devices. The 'Important Safety Notice' states that the service information is for individuals with adequate electrical, electronic, and mechanical experience, and any repair attempts may result in personal injury or property damage.

Troubleshooting and error codes

ERROR MESSAGE	POSSIBLE CAUSE FOR ERROR OCCURRENCE	REMEDY
INLET ERROR E displayed Condition Not reached to the nor- mal water level in spite of 10 min. water supply	• The Water Tap is not opened. • The Inlet Hose is kinked. • The Filter of inlet valve clogged by impure water. • The Inlet Water Valve is normal? • The water pressure is very low. (below 0.5 kgf/cm²) • Inlet valve is blocked by safety device for leakage sensing.(In case of Inlet Valve)	• Open the Water Tap. • Repair the Inlet Hose. • a) Close the Water Tap. b) Unscrew the Inlet Hose (Inlet Valve side) c) Clean the Filter of Inlet Valve. • Replace or repair the Inlet Valve. • Check the water remain on the base. 1) Check the point of damages and repair or replace the related parts. 2) Disconnect the inlet hose to dishwasher to unlock the safety valve.
DRAIN ERROR displayed Condition Not fully drained out in spite of 5 min. drain operation	• The Filter clogged. • The Drain Hose kinked or blocked. • The Drain Pump/Motor or circuit is troubled.	• Clean the Filter. • Remove the cause of kink or block. • Replace the Drain Pump/Motor or repair the Circuit.
LEAKAGE ERROR displayed Condition The water level in Tub goes down during operation	• Water leakage in Hose connections. • Water is leaked by damages.	• Replace the connections of Hose. • Check the point of damages and repair or replace the related parts.