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Jenn-Air
Dishwasher

Model # DU490 Official Jenn-Air dishwasher

Here are the diagrams and repair parts for Official Jenn-Air DU490 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”.

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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 256 parts  |
Cabinet Screw 757231
Cabinet screw

Part #757231

Replaced by #W11233072

?
Manufacturer substitution
This part replaces 757231. Substitute parts can look different from the original.
$16.79 | 
11% OFF Phone Price : $18.79
In Stock
Screw 757248
#5

Tub assembly diagram

Screw

Part #757248

Replaced by #WP1163839

?
Manufacturer substitution
This part replaces 757248. Substitute parts can look different from the original.
This item is not returnable
$4.39 | 
19% OFF Phone Price : $5.39
In Stock
Lock Washer 757319
Lock washer

Part #757319

Replaced by #Y757319

?
Manufacturer substitution
This part replaces 757319. Substitute parts can look different from the original.
This item is not returnable
$3.29
In Stock
Seal 757302
#20

Tub assembly diagram

Seal

Part #757302

Replaced by #Y757302

?
Manufacturer substitution
This part replaces 757302. Substitute parts can look different from the original.
This item is not returnable
$3.29
In Stock
Access Panel 757282
#45

Door diagram

Access panel

Part #757282

Replaced by #Y757282

?
Manufacturer substitution
This part replaces 757282. Substitute parts can look different from the original.
This item is not returnable
$4.56
In Stock
Domed Washer 757198
#10

Tub assembly diagram

Domed washer

Part #757198

Replaced by #Y757198

?
Manufacturer substitution
This part replaces 757198. Substitute parts can look different from the original.
This item is not returnable
$3.29
In Stock
Flange 757316
#7

Tub assembly diagram

Flange

Part #757316

Replaced by #Y757316

?
Manufacturer substitution
This part replaces 757316. Substitute parts can look different from the original.
This item is not returnable
$4.87
In Stock
Washer 757224
Washer

Part #757224

Replaced by #Y757224

?
Manufacturer substitution
This part replaces 757224. Substitute parts can look different from the original.
This item is not returnable
$3.40
In Stock
Hose Clamp 757023
#33

Tub assembly diagram

Hose clamp

Part #757023

Replaced by #Y757023

?
Manufacturer substitution
This part replaces 757023. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Lower Spray 757050
#2A

Tub assembly diagram

Lower spray

Part #757050

Replaced by #Y757050

?
Manufacturer substitution
This part replaces 757050. Substitute parts can look different from the original.
$52.13
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 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 can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

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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…

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 leaking?

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

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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 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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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 timer

How to replace a dishwasher timer

Follow these steps to replace the timer in your dishwasher if it fails to advance or does not operate properly.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a dishwasher lower spray arm

How to replace a dishwasher lower spray arm

If the lower spray wash arm is damaged, you can install a new one in just a few minutes.…

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 use your dishwasher efficiently

How to use your dishwasher efficiently

Get expert tips on using your dishwasher efficiently to save water and energy.…

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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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Dishwasher has power but won't run? Could be demo mode

Dishwasher has power but won't run? Could be demo mode

This list shows how to disable the demo mode on a variety of dishwashers.…

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