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KitchenAid
Dishwasher

Model # KUDB21S0 Official KitchenAid dishwasher

Here are the diagrams and repair parts for Official KitchenAid KUDB21S0 dishwasher, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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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 328 parts  |
Gasket 116202
#13

Fill and overfill diagram

Gasket

Part #116202

Replaced by #WP8531743

?
Manufacturer substitution
This part replaces 116202. Substitute parts can look different from the original.
BEST SELLER
$27.67 | 
18% OFF Phone Price : $33.67
In Stock
Adapter 110552
#4

Fill hose and cord kdc-61a diagram

Adapter

Part #110552

Replaced by #WPW10254672

?
Manufacturer substitution
This part replaces 110552. Substitute parts can look different from the original.
BEST SELLER
$37.70 | 
14% OFF Phone Price : $43.70
In Stock
Screw SC-117-52
Screw

Part #SC-117-52

Replaced by #WP912618

?
Manufacturer substitution
This part replaces SC-117-52. Substitute parts can look different from the original.
This item is not returnable
$4.39 | 
19% OFF Phone Price : $5.39
In Stock
Roller 240683
#3

Lower rack diagram

Roller

Part #240683

Replaced by #WP4162322

?
Manufacturer substitution
This part replaces 240683. Substitute parts can look different from the original.
This item is not returnable
$4.02 | 
20% OFF Phone Price : $5.02
In Stock
Screw SD-8-43
Screw

Part #SD-8-43

Replaced by #W10856125

?
Manufacturer substitution
This part replaces SD-8-43. Substitute parts can look different from the original.
This item is not returnable
$4.39 | 
19% OFF Phone Price : $5.39
In Stock
Screw SD-17-11
#15

Fill hose and cord kdc-61a diagram

Screw

Part #SD-17-11

Replaced by #WP4159387

?
Manufacturer substitution
This part replaces SD-17-11. Substitute parts can look different from the original.
This item is not returnable
$4.33
In Stock
Hose Clamp 240202-3
#37

Wash and drain pump diagram

Hose clamp

Part #240202-3

Replaced by #3363365

?
Manufacturer substitution
This part replaces 240202-3. Substitute parts can look different from the original.
This item is not returnable
$8.39 | 
11% OFF Phone Price : $9.39
In Stock
Screw SD-17-14
Screw

Part #SD-17-14

Replaced by #WP693304

?
Manufacturer substitution
This part replaces SD-17-14. Substitute parts can look different from the original.
This item is not returnable
$4.33
In Stock
Screw SD-17-42
#28

Door and latch diagram

Screw

Part #SD-17-42

Replaced by #W11233072

?
Manufacturer substitution
This part replaces SD-17-42. Substitute parts can look different from the original.
$16.79 | 
11% OFF Phone Price : $18.79
In Stock
Screw SD-36-29
Screw

Part #SD-36-29

Replaced by #WP693304

?
Manufacturer substitution
This part replaces SD-36-29. Substitute parts can look different from the original.
This item is not returnable
$4.33
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

View all

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…

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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 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 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 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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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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How to clean and maintain your dishwasher

How to clean and maintain your dishwasher

Get tips for cleaning and maintaining 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.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

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