Whirlpool
Dishwasher

Model # DU840CWDB5 Official Whirlpool undercounter dishwasher

Here are the diagrams and repair parts for Official Whirlpool DU840CWDB5 undercounter dishwasher, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 165 parts  |

Dishwasher Door Seal 3376927
#10

Tub assembly diagram

Dishwasher door seal

Part #3376927

Replaced by #WPW10509257

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Manufacturer substitution
This part replaces 3376927. Substitute parts can look different from the original.
BEST SELLER
$42.51
12% OFF Phone Price : $48.51
In Stock
Clamp 301958
#38

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
Torx Screw 3368921
#6

Pump and motor diagram

Torx screw

Part #3368921

Replaced by #WP3368921

?
Manufacturer substitution
This part replaces 3368921. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.23
14% OFF Phone Price : $7.23
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
Spring 300106
#10

Inner door 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
18% OFF Phone Price : $5.46
In Stock
Seal 3369155
#14

Inner door 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
Cap 3369512
#13

Inner door 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
13% OFF Phone Price : $7.60
In Stock
Clamp 356138
#44

Tub assembly diagram

Clamp

Part #356138

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

Dishwasher Dishrack, Upper 3369903
#8

Dishrack diagram

Dishwasher dishrack, upper

Part #3369903

Replaced by #W10909088

?
Manufacturer substitution
This part replaces 3369903. Substitute parts can look different from the original.
BEST SELLER
$215.81
5% OFF Phone Price : $227.81
In Stock
Drain Hose 3368781
#43

Tub assembly diagram

Drain hose

Part #3368781

Replaced by #WP3374077

?
Manufacturer substitution
This part replaces 3368781. Substitute parts can look different from the original.
$50.27
11% OFF Phone Price : $56.27
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in was…

Main causes: not using rinse aid, rinse aid dispenser failure, broken heating element, malfunctioning vent, drying fan f…

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

Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control syst…

Main causes: broken door spring, damaged or broken door hinge…

Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, contro…

Main cause: damaged rack height adjuster…

Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm …

Main causes: light switch beside the sink turned off, lack of power, bad dishwasher door switch, control system failure,…

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.

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 …

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.…

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.…

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.

How to clean and maintain your dishwasher

How to clean and maintain your dishwasher

Get tips for cleaning and maintaining your dishwasher…

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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