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KitchenAid
Dishwasher

Model # KDC21AD Official KitchenAid dishwasher

Here are the diagrams and repair parts for Official KitchenAid KDC21AD dishwasher, as well as links to manuals and error code tables, if available.

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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

?
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
Screw SC-109-58
#2

Wash and drain pump diagram

Screw

Part #SC-109-58

Replaced by #W11233072

?
Manufacturer substitution
This part replaces SC-109-58. Substitute parts can look different from the original.
$16.79 | 
11% OFF Phone Price : $18.79
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-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
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
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
Bi-metal 241225
#26

Door and latch diagram

Bi-metal

Part #241225

Replaced by #WP4162568

?
Manufacturer substitution
This part replaces 241225. Substitute parts can look different from the original.
$36.87
In Stock
Switch 116269
#11

Fill and overfill diagram

Switch

Part #116269

Replaced by #W10207863

?
Manufacturer substitution
This part replaces 116269. 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
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.
$37.70 | 
14% OFF Phone Price : $43.70
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

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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 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 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 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 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 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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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 can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

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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…

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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 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 …

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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…

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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…

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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.…

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Top questions about Sears and Sears PartsDirect

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