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Whirlpool
Dishwasher

Model # DU8400XX3 Official Whirlpool dishwasher

Here are the diagrams and repair parts for Official Whirlpool DU8400XX3 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 169 parts  |
Gasket 3368994
#10

Tub assembly parts diagram

Gasket

Part #3368994

Replaced by #WPW10509257

?
Manufacturer substitution
This part replaces 3368994. Substitute parts can look different from the original.
BEST SELLER
$42.51
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12% OFF Phone Price : $48.51
In Stock
Clamp 301958
#38

Tub assembly parts diagram

Clamp

Part #301958

Replaced by #WP596669

?
Manufacturer substitution
This part replaces 301958. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.37
| 
19% OFF Phone Price : $5.37
In Stock
Dishwasher Heating Element Rubber Washer 717273
#14

Tub assembly parts diagram

Dishwasher heating element rubber washer

Part #717273

Replaced by #WP717273

?
Manufacturer substitution
This part replaces 717273. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.19
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14% OFF Phone Price : $7.19
In Stock
Dishrack 3371661
#8

Dishrack parts diagram

Dishrack

Part #3371661

Replaced by #W11169039

?
Manufacturer substitution
This part replaces 3371661. Substitute parts can look different from the original.
BEST SELLER
$123.98
| 
9% OFF Phone Price : $135.98
In Stock
Spring 300106
#10

Inner door parts diagram

Spring

Part #300106

Replaced by #WP8066018

?
Manufacturer substitution
This part replaces 300106. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.46
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18% OFF Phone Price : $5.46
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Danby Appliance Touch-up Paint, 0.6-oz (white) (replaces 21020, 72017r, 8006, W10813125, Y058028) 72017

#NI

All parts diagram

Danby appliance touch-up paint, 0.6-oz (white) (replaces 21020, 72017r, 8006, w10813125, y058028)

Part #72017

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In Stock
Dishwasher Screw 3369051
#15

Inner door parts diagram

Dishwasher screw

Part #3369051

Replaced by #WPW10348409

?
Manufacturer substitution
This part replaces 3369051. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.37
| 
19% OFF Phone Price : $5.37
In Stock
Cap 3369512
#13

Inner door parts diagram

Cap

Part #3369512

Replaced by #WP3378134

?
Manufacturer substitution
This part replaces 3369512. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.60
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Seal 3369155
#14

Inner door parts diagram

Seal

Part #3369155

Replaced by #WP3378134

?
Manufacturer substitution
This part replaces 3369155. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.60
| 
13% OFF Phone Price : $7.60
In Stock
Clamp 356138
#44

Tub assembly parts diagram

Clamp

Part #356138

The manufacturer no longer makes this part, and there's no substitute part

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