Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
LG
Dishwasher

Model # LDF7551ST Official LG dishwasher

Here are the diagrams and repair parts for Official LG LDF7551ST dishwasher, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual
Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 115 parts  |
Dishwasher Water Inlet Valve 5221DD1001C
#M210

Base assembly parts diagram

Dishwasher water inlet valve

Part #5221DD1001C

The manufacturer no longer makes this part, and there's no substitute part

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

Sump assembly parts diagram

Dishwasher diverter motor (replaces 4681ed3001b)

Part #4681ED3001D

BEST SELLER
$31.21 | 
16% OFF Phone Price : $37.21
In Stock
Dishwasher Door Cable (replaces 4933dd3001a) 4933DD3001B
#F013

Tub assembly parts diagram

Dishwasher door cable (replaces 4933dd3001a)

Part #4933DD3001B

BEST SELLER
$14.16 | 
12% OFF Phone Price : $16.16
In Stock
Dishwasher Drain Pump ABQ73503002
#M050

Exploded view parts 2 diagram

Dishwasher drain pump

Part #ABQ73503002

Replaced by #ABQ73503004

?
Manufacturer substitution
This part replaces ABQ73503002. Substitute parts can look different from the original.
BEST SELLER
$61.45 | 
9% OFF Phone Price : $67.45
In Stock
Dishwasher Flood Switch (replaces 6601er2001c) 6601ER2001A
#M090

Base assembly parts diagram

Dishwasher flood switch (replaces 6601er2001c)

Part #6601ER2001A

BEST SELLER
$40.43 | 
13% OFF Phone Price : $46.43
In Stock
Dishwasher Diverter Position Switch 3W40025C
#M027

Sump assembly parts diagram

Dishwasher diverter position switch

Part #3W40025C

Replaced by #EBF64375202

?
Manufacturer substitution
This part replaces 3W40025C. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$14.84 | 
12% OFF Phone Price : $16.84
In Stock
Dishwasher Door Spring (replaces 4970ed4004a) 4970ED4004G
#F011

Tub assembly parts diagram

Dishwasher door spring (replaces 4970ed4004a)

Part #4970ED4004G

BEST SELLER
$15.29 | 
12% OFF Phone Price : $17.29
In Stock
Dishwasher Dishrack 3751DD1001B
#A140

Rack assembly parts diagram

Dishwasher dishrack

Part #3751DD1001B

Replaced by #3751DD1001J

?
Manufacturer substitution
This part replaces 3751DD1001B. Substitute parts can look different from the original.
BEST SELLER
$160.82 | 
7% OFF Phone Price : $172.82
In Stock
Dishwasher Pump Motor EAU60710801
#M051

Exploded view parts 2 diagram

Dishwasher pump motor

Part #EAU60710801

Replaced by #EAU62043403

?
Manufacturer substitution
This part replaces EAU60710801. Substitute parts can look different from the original.
BEST SELLER
$69.65 | 
8% OFF Phone Price : $75.65
In Stock
Dishwasher Tub Gasket (replaces 3920dd3003a) 3920DD3005A
#F132

Tub assembly parts diagram

Dishwasher tub gasket (replaces 3920dd3003a)

Part #3920DD3005A

BEST SELLER
$41.79 | 
13% OFF Phone Price : $47.79
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

View all

Why does my dishwasher door drop open too fast?

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

Read more

Why is my dishwasher leaking?

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

Read more

Why does my dishwasher stop mid-cycle?

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

Read more

Why isn't my dishwasher getting dishes clean?

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

Read more

Why won't my dishwasher drain?

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

Read more

Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

Read more

Why is my dishwasher noisy?

Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in was…

Read more

Why don't my dishes get dry?

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

Read more

Why won't my dishwasher start?

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

Read more

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.

View all
How to replace a dishwasher door latch assembly

How to replace a dishwasher door latch assembly

If the dishwasher door doesn't click shut, a broken door latch is a likely cause. Follow these instructions to replace i…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher user interface control

How to replace a dishwasher user interface control

The user interface control houses the selection buttons and display. If it fails, you can't select the cycle and setting…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher thermal fuse

How to replace a dishwasher thermal fuse

A completely dead control panel often indicates that the thermal fuse on the electronic control board is blown; follow t…

Read more
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.

View all
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.…

Read more
How to clean and maintain your dishwasher

How to clean and maintain your dishwasher

Get tips for cleaning and maintaining your dishwasher…

Read more
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.…

Read more

Parts & More