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Whirlpool
Dishwasher

Model # WDT550SAPB0 Official Whirlpool dishwasher

Here are the diagrams and repair parts for Official Whirlpool WDT550SAPB0 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:

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  • 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”.

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

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 129 parts  |
Dishwasher Screw 302868
Dishwasher screw

Part #302868

Replaced by #WP302868

?
Manufacturer substitution
This part replaces 302868. Substitute parts can look different from the original.
This item is not returnable
$4.39
| 
19% OFF Phone Price : $5.39
In Stock
Badge, Whirl W10884775
Badge, whirl

Part #W10884775

Replaced by #W11178521

?
Manufacturer substitution
This part replaces W10884775. Substitute parts can look different from the original.
$33.73
| 
15% OFF Phone Price : $39.73
In Stock
Pkg Assy, Hn W11439703
Pkg assy, hn

Part #W11439703

Replaced by #W11685315

?
Manufacturer substitution
This part replaces W11439703. Substitute parts can look different from the original.
$68.98
| 
8% OFF Phone Price : $74.98
In Stock
8-18 X .500 W10711884
8-18 x .500

Part #W10711884

Replaced by #WPW10213953

?
Manufacturer substitution
This part replaces W10711884. Substitute parts can look different from the original.
This item is not returnable
$4.39
| 
19% OFF Phone Price : $5.39
In Stock
Hose-drain,3 W11586395
Hose-drain,3

Part #W11586395

Replaced by #W11693602

?
Manufacturer substitution
This part replaces W11586395. Substitute parts can look different from the original.
$54.91
In Stock
Lightpipe As W11102920
Lightpipe as

Part #W11102920

$27.76
In Stock
Inner Door A W11690648
Inner door a

Part #W11690648

$199.89
In Stock
Installation W11696038
Installation

Part #W11696038

$90.56
In Stock
Chassis - Cp W11690567
Chassis - cp

Part #W11690567

$108.00
In Stock
Module Progr W11696402
Module progr

Part #W11696402

$172.90
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

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Why won't my dishwasher fill?

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

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Why won't my dishwasher drain?

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

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Why does my dishwasher door drop open too fast?

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

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Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster...

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Why isn't my dishwasher getting dishes clean?

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

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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,...

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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...

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Why does my dishwasher stop mid-cycle?

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

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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...

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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.

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How to replace a dishwasher high-limit thermostat

How to replace a dishwasher high-limit thermostat

Follow these steps to replace the high-limit thermostat in your dishwasher if prevents the heating element from heating....

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
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.

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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....

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier....

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Top questions about Sears and Sears PartsDirect

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

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