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
Whirlpool
Dishwasher

Model # DU1055XTPT3 Official Whirlpool dishwasher

Here are the diagrams and repair parts for Official Whirlpool DU1055XTPT3 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.

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 150 parts  |
Dishwasher Heater 8572861
#1

Heater diagram

Dishwasher heater

Part #8572861

Replaced by #W10518394

?
Manufacturer substitution
This part replaces 8572861. Substitute parts can look different from the original.
BEST SELLER
$60.11 | 
9% OFF Phone Price : $66.11
In Stock
Dishwasher Door Seal 8268888
#3

Tub/frame diagram

Dishwasher door seal

Part #8268888

Replaced by #W10542314

?
Manufacturer substitution
This part replaces 8268888. Substitute parts can look different from the original.
BEST SELLER
$57.97 | 
9% OFF Phone Price : $63.97
In Stock
Dishwasher Thermostat 661566
#30

Tub/frame diagram

Dishwasher thermostat

Part #661566

Replaced by #WP661566

?
Manufacturer substitution
This part replaces 661566. Substitute parts can look different from the original.
BEST SELLER
$27.41 | 
18% OFF Phone Price : $33.41
In Stock
Dispenser 8531825
#8

Door/latch diagram

Dispenser

Part #8531825

Replaced by #WP8558129

?
Manufacturer substitution
This part replaces 8531825. Substitute parts can look different from the original.
BEST SELLER
$55.89 | 
10% OFF Phone Price : $61.89
In Stock
Pump Motor 8535150
#14

Pump/motor diagram

Pump motor

Part #8535150

Replaced by #W10782773

?
Manufacturer substitution
This part replaces 8535150. Substitute parts can look different from the original.
BEST SELLER
$133.63 | 
8% OFF Phone Price : $145.63
In Stock
Dishwasher Water Inlet Valve 8531670
#7

Fill/overfill diagram

Dishwasher water inlet valve

Part #8531670

Replaced by #WP8531669

?
Manufacturer substitution
This part replaces 8531670. Substitute parts can look different from the original.
BEST SELLER
$62.11 | 
9% OFF Phone Price : $68.11
In Stock
Dishwasher Vent Gasket 8269259
#6

Door/latch diagram

Dishwasher vent gasket

Part #8269259

Replaced by #WP8269259

?
Manufacturer substitution
This part replaces 8269259. Substitute parts can look different from the original.
BEST SELLER
$29.34 | 
17% OFF Phone Price : $35.34
In Stock
Clamp 371505
#6

Fill/overfill diagram

Clamp

Part #371505

Replaced by #WP596669

?
Manufacturer substitution
This part replaces 371505. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.37 | 
19% OFF Phone Price : $5.37
In Stock
Dishwasher Dishrack Roller Assembly, Upper 8268655
#2

Upper rack/track diagram

Dishwasher dishrack roller assembly, upper

Part #8268655

Replaced by #WP8268655

?
Manufacturer substitution
This part replaces 8268655. Substitute parts can look different from the original.
BEST SELLER
$20.31 | 
23% OFF Phone Price : $26.31
In Stock
Spring 8524473
#18

Tub/frame diagram

Spring

Part #8524473

Replaced by #WPW10337934

?
Manufacturer substitution
This part replaces 8524473. Substitute parts can look different from the original.
BEST SELLER
$19.70 | 
9% OFF Was : $21.65
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 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 fill?

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

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

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 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 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 leaking?

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

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 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 …

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher detergent dispenser

How to replace a dishwasher detergent dispenser

Dishes need dish detergent to get clean. Learn how to replace a dishwasher detergent dispenser with easy step-by-step i…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher door outer panel

How to replace a dishwasher door outer panel

If your dishwasher door is dented or you want it to match your cabinets or other appliances, this guide shows how to rep…

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 clean and maintain your dishwasher

How to clean and maintain your dishwasher

Get tips for cleaning and maintaining your dishwasher…

Read more
5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more

Parts & More