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Whirlpool
Dishwasher

Model # DU9420XX0 Official Whirlpool dishwasher

Here are the diagrams and repair parts for Official Whirlpool DU9420XX0 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:

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  • 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

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ALL PARTS
Showing 10 of 109 parts  |
Thermostat 3369777
#18

Tub assembly diagram

Thermostat

Part #3369777

Replaced by #WP661566

?
Manufacturer substitution
This part replaces 3369777. Substitute parts can look different from the original.
BEST SELLER
$28.23 | 
18% OFF Phone Price : $34.23
In Stock
Clamp 301958
#20

Tub assembly 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 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 | 
14% OFF Phone Price : $7.19
In Stock
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

BEST SELLER
$8.29 | 
11% OFF Phone Price : $9.29
In Stock
Deflector 3369052
#12

Tub assembly diagram

Deflector

Part #3369052

Replaced by #WP8528862

?
Manufacturer substitution
This part replaces 3369052. Substitute parts can look different from the original.
BEST SELLER
$35.52 | 
14% OFF Phone Price : $41.52
In Stock
Impeller 303510
#11

Pump and motor diagram

Impeller

Part #303510

Replaced by #675806

?
Manufacturer substitution
This part replaces 303510. Substitute parts can look different from the original.
$83.77 | 
7% OFF Phone Price : $89.77
Back Order
Dishrack 3370489
#7

Dishrack diagram

Dishrack

Part #3370489

Replaced by #W10311986

?
Manufacturer substitution
This part replaces 3370489. Substitute parts can look different from the original.
$193.20 | 
6% OFF Phone Price : $205.20
In Stock
Latch 3369060
#2

Inner door diagram

Latch

Part #3369060

Replaced by #4387043

?
Manufacturer substitution
This part replaces 3369060. Substitute parts can look different from the original.
$26.91 | 
18% OFF Phone Price : $32.91
In Stock
Touch-up Paint 72107

#NI

All parts diagram

Touch-up paint

Part #72107

Replaced by #WP72107

?
Manufacturer substitution
This part replaces 72107. Substitute parts can look different from the original.
This item is not returnable
$8.07 | 
11% OFF Phone Price : $9.07
Back Order
Dishwasher Tub Sound Shield Retainer 304666
#21

Tub assembly diagram

Dishwasher tub sound shield retainer

Part #304666

Replaced by #WP304666

?
Manufacturer substitution
This part replaces 304666. Substitute parts can look different from the original.
This item is not returnable
$16.49 | 
11% OFF Phone Price : $18.49
In Stock

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