LG Electronics LDS4821(WW service manual Trouble Shooting Methods

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8.TROUBLE SHOOTING METHODS

A. TROUBLE SHOOTING ACCORDING TO DISPLAYED ERROR MESSAGE

ERROR MESSAGE

POSSIBLE CAUSE

REMEDY

 

FOR ERROR OCCURRENCE

 

 

 

 

 

 

 

 

 

 

 

INLET ERROR

The Water Supply Tap is closed.

Take action on Water Supply

 

 

 

The Water Supply is shut off.

device.

 

 

 

 

The Inlet Hose is kinked.

 

 

 

 

 

 

 

 

 

 

The Water Pressure is very low.

 

 

 

 

 

(below 10 psi)

 

 

displayed

Measure the electric resistance of

Inlet Valve is OK?

 

 

 

Condition

The filter of Inlet Valve is clogged

Inlet Valve. (950-1300

)

by impure water.

Clean the filter of Inlet Valve.

Not reached to the nor-

The Hall sensor is OK?

Check the frequency of Inlet Water

mal water level in spite

The Impeller of Air Guide is bound.

by the Test Mode.

 

of 10 min. water supply

 

Replace the Air Braker.

 

 

 

 

 

 

 

 

 

DRAIN ERROR

The Drain Hose kinked or blocked.

Remove the cause of kink or block.

 

 

 

Wiring connection is OK?

Check the wiring connection.

 

 

 

The drain outlet of sump is

Measure the electric resistance of

 

 

 

 

 

 

blocked.

Drain Motor. (20-40

)

displayed

The Drain Pump/Motor or circuit is

Replace the Drain Motor or repair

Condition

troubled.

the Circuit.

 

 

 

 

Not fully drained out in

 

 

 

spite of 5 min. drain

 

 

 

operation

 

 

 

 

 

 

 

 

LEAKAGE ERROR

Water leakage in Hose connections.

Replace the connections of Hose.

 

 

 

Water is leaked by damages.

Check the point of damages and

 

 

 

The Motor Water Seal leakage of

repair or replace the related parts.

 

 

 

Sump assembly.

Read the Installation Instructions

displayed

The height of Drain Hose connection

(page 9) and fix it to the

Condition

(sink-Drain Hose) is not over 20.

recommended Height.

 

Impeller of the Washing Pump is

Replace the Impeller of the

The excessive RPM of

Washing Pump.

 

worn away.

 

Washing Motor

 

 

 

 

 

happened during Wash

 

 

 

cycle due to water

 

 

 

leakage.

 

 

 

 

 

 

 

 

 

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Contents Model LDS4821WW,BB,ST Contents Important Safety Notice Specification SpecificationWiring Diagram LDS4821 seriseFeatures & Technical Explanation Product FeaturesIndicator Display Panel LDS 4821 SeriesProgram Test Mode LDS4821 Series Check ProgramParts Name LDS 4821 SeriesProgram Chartschematic Diagram LDS 4821 SeriesHOW to Disassemble Full DisassembleLower Cover and Lower Felt Tub FeltFront Cover Door AssemblyControl Panel Assembly Fan Assembly Detergent DispenserDoor Spring Right & Left Door LinerLower Frame Put the Dishwasher upside down Drain Hose HolderHarness & Hose Assembly Base CoverInlet Valve Air Braker AssemblyCabinet Base Sump Assembly Heater & Drain MotorVario Motor Soil SensorHolder Supporter, Tub Packing and Hinge Supporter Assembly Trouble Shooting Methods Trouble Shooting According to Displayed Error MessageMotor Error Trouble Diagnoses and Repair by Symptom No Power on when the power button pressedWash Pump/Motor does not run Washing Results are not Satisfactory Dry Results are not satisfactoryPower Button not automatically off after operation Installation Instruction Prepare Cupboard OpeningPrepare the Electrical Wiring Figure aPrepare Dishwasher for Installation Prepare the Water Supply ConnectionInstall the Dishwasher in Cupboard Drain Line Connection Drain RequirementsElectrical Power Connection Water Supply ConnectionFinal Checks Exploded View Exploded View Exploded View TUB Assembly Exploded View Rack Assembly Exploded View Panel Assembly Exploded View Door Assembly Exploded View Sump Assembly Replacement Part List Read Carefully the Safety Precautions in this ManualLOC Desc Comments Sump Assembly No. MFL37554804

LDS4821(WW specifications

The LG Electronics LDS4821 is an innovative dishwasher that stands out for its efficiency, design, and cutting-edge features. Designed to streamline your dishwashing experience, this model is engineered with the modern home in mind, offering a blend of functionality and style.

One of the key features of the LDS4821 is its spacious interior, which can accommodate up to 14 place settings. This ensures that even the largest family meals can be cleaned in one go. The adjustable third rack provides extra space for small utensils and dishes, maximizing the usability of the interior and allowing for flexible loading options.

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In summary, the LG Electronics LDS4821 offers a robust combination of capacity, smart technology, energy efficiency, and style, making it a compelling choice for those seeking a reliable and modern dishwasher solution. With its commitment to high performance and innovation, LG continues to be at the forefront of home appliance technology.