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Modern Maid
Dishwasher

Model # MDU300CW/P1188303W Official Modern Maid dishwasher

Here are the diagrams and repair parts for Official Modern Maid MDU300CW-P1188303W 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.

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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 191 parts  |
Insert Service Panel Ad/wh R0905602
#5C

Door and door trim diagram

Insert service panel ad/wh

Part #R0905602

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

Timer Knob R0903597
#2B

Control panel diagram

Timer knob

Part #R0903597

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

Latch Assembly R0910121
#20

Door and door trim diagram

Latch assembly

Part #R0910121

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

Push Button Switch Retainer R0905592
#5B

Control panel diagram

Push button switch retainer

Part #R0905592

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

Use And Care Manual R0913060
Use and care manual

Part #R0913060

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

J-box Cover R0903032
#20

Tub assembly diagram

J-box cover

Part #R0903032

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

Barrier Bracket R0903580
#24

Tub assembly diagram

Barrier bracket

Part #R0903580

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

Screw, Access Panel R0900017
#8

Door and door trim diagram

Screw, access panel

Part #R0900017

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

Trim Top, Service Panel R0905609
#3A

Door and door trim diagram

Trim top, service panel

Part #R0905609

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

Mini Manual R0913066
Mini manual

Part #R0913066

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

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

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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 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 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 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 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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Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster...

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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 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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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 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....

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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
How to replace a dishwasher thermal fuse

How to replace a dishwasher thermal fuse

A completely dead control panel often indicates that the thermal fuse on the electronic control board is blown; follow t...

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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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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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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier....

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect....

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