LG
Dishwasher

Model # LDF7774WW Official LG dishwasher

Here are the diagrams and repair parts for Official LG LDF7774WW dishwasher, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 129 parts  |

Dishwasher Door Cable (replaces 4933dd3001a) 4933DD3001B
#F013

Tub assembly parts diagram

Dishwasher door cable (replaces 4933dd3001a)

Part #4933DD3001B

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Dishwasher Diverter Motor (replaces 4681ed3001b) 4681ED3001D
#M026

Sump assembly parts diagram

Dishwasher diverter motor (replaces 4681ed3001b)

Part #4681ED3001D

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Dishwasher Water Inlet Valve (replaces 5221dd1001c) 5221DD1001E
#M210

Base assembly parts diagram

Dishwasher water inlet valve (replaces 5221dd1001c)

Part #5221DD1001E

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Dishwasher Dishrack, Lower 3751DD1001C
#A140

Rack assembly parts diagram

Dishwasher dishrack, lower

Part #3751DD1001C

Replaced by #3751DD1001J

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Manufacturer substitution
This part replaces 3751DD1001C. Substitute parts can look different from the original.
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Dishwasher Drain Pump ABQ73503002
#M050

Cabinet parts diagram

Dishwasher drain pump

Part #ABQ73503002

Replaced by #ABQ73503004

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Manufacturer substitution
This part replaces ABQ73503002. Substitute parts can look different from the original.
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Dishwasher Tub Gasket (replaces 3920dd3003a) 3920DD3005A
#F132

Tub assembly parts diagram

Dishwasher tub gasket (replaces 3920dd3003a)

Part #3920DD3005A

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Dishwasher Diverter Motor Seal 3920ED4009B
#M031

Sump assembly parts diagram

Dishwasher diverter motor seal

Part #3920ED4009B

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Dishwasher Drain Hose AEM69493805
#A130

Cabinet parts diagram

Dishwasher drain hose

Part #AEM69493805

Replaced by #AEM69493808

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Manufacturer substitution
This part replaces AEM69493805. Substitute parts can look different from the original.
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Dishwasher Spray Arm, Middle (replaces Agb73093101) AGB73093001
#A060

Rack assembly parts diagram

Dishwasher spray arm, middle (replaces agb73093101)

Part #AGB73093001

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Dishwasher Dishrack (replaces Mgr38994004) AHB33839405
#A170

Cutlery rack parts diagram

Dishwasher dishrack (replaces mgr38994004)

Part #AHB33839405

$110.51
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Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure…

Main causes: light switch beside the sink turned off, lack of power, bad dishwasher door switch, control system failure,…

Main cause: damaged rack height adjuster…

Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control syst…

Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm …

Main causes: damaged or stuck spray arm, leaking door seal, damaged door hinge, leaky heating element water seal, cracke…

Main causes: not using rinse aid, rinse aid dispenser failure, broken heating element, malfunctioning vent, drying fan f…

Main causes: broken door spring, damaged or broken door hinge…

Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, contro…

Most common repair guides to help fix your dishwashers

These step-by-step repair guides will help you safely fix what’s broken on your dishwasher.

How to replace a dishwasher water inlet valve

How to replace a dishwasher water inlet valve

If your dishwasher fills constantly or won't fill at all, the water inlet valve has failed. You can replace it in about …

Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher timer

How to replace a dishwasher timer

Follow these steps to replace the timer in your dishwasher if it fails to advance or does not operate properly.…

Repair difficulty
Time required
 15 minutes or less
How to replace a dishwasher lower spray arm

How to replace a dishwasher lower spray arm

If the lower spray wash arm is damaged, you can install a new one in just a few minutes.…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your dishwashers

Use the advice and tips in these articles and videos to get the most out of your dishwasher.

How to use your dishwasher efficiently

How to use your dishwasher efficiently

Get expert tips on using your dishwasher efficiently to save water and energy.…

How to clean and maintain your dishwasher

How to clean and maintain your dishwasher

Get tips for cleaning and maintaining your dishwasher…

Dishwasher has power but won't run? Could be demo mode

Dishwasher has power but won't run? Could be demo mode

This list shows how to disable the demo mode on a variety of dishwashers.…