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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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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

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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
Roller 240683
#3

Lower rack diagram

Roller

Part #240683

Replaced by #WP4162322

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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 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
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
Screw SD-17-41
#29

Frame and miscellaneous diagram

Screw

Part #SD-17-41

Replaced by #W11233072

?
Manufacturer substitution
This part replaces SD-17-41. Substitute parts can look different from the original.
$16.79 | 
11% OFF Phone Price : $18.79
In Stock
Switch 116270
#12

Fill and overfill diagram

Switch

Part #116270

Replaced by #W10207863

?
Manufacturer substitution
This part replaces 116270. Substitute parts can look different from the original.
$34.01 | 
15% OFF Phone Price : $40.01
In Stock
Dishwasher Receiver 240968
#17

Upper wash/rinse diagram

Dishwasher receiver

Part #240968

Replaced by #4171566

?
Manufacturer substitution
This part replaces 240968. Substitute parts can look different from the original.
This item is not returnable
$21.59 | 
22% OFF Phone Price : $27.59
In Stock
Inlet Valve 242905
#7

Fill and overfill diagram

Inlet valve

Part #242905

Replaced by #WP4171000

?
Manufacturer substitution
This part replaces 242905. Substitute parts can look different from the original.
$93.89 | 
6% OFF Phone Price : $99.89
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

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…

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 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 heating element

How to replace a dishwasher heating element

Dishes not drying as fast as they should? The dishwasher heating element could be on the fritz. Here's how to install a …

Read more
Repair difficulty
Time required
 45 minutes or less
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 diverter motor

How to replace a dishwasher diverter motor

Upper spray arms not getting water? The diverter motor could be broken. Use this guide to replace it.…

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Repair difficulty
Time required
 30 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.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

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