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Modern Maid
Dishwasher

Model # DDW550B/P1139735NB Official Modern Maid dishwasher

Here are the diagrams and repair parts for Official Modern Maid DDW550B-P1139735NB dishwasher, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 436 parts  |
Guard Switch R0905697
#6

Door and control panel assembly (dcs450w/p1139734nw) diagram

Guard switch

Part #R0905697

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

Wear Ring Base R0905518
Wear ring base

Part #R0905518

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

Plug, Power Shower R0903553
#12

Ptub assembly (dcs450w/p1139734nw) diagram

Plug, power shower

Part #R0903553

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

Sump Inlet R0903551
#34

Motor-pump mechanism (dcs450w/p1139734nw) diagram

Sump inlet

Part #R0903551

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

Panel, Outer Door (almond) R0905673
#2B

Door and control panel assembly (dcs450w/p1139734nw) diagram

Panel, outer door (almond)

Part #R0905673

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

Power Cord Shield R0906008
#24A

Ptub assembly (dcs450w/p1139734nw) diagram

Power cord shield

Part #R0906008

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

Rocker Switch R0902516
#22

Control panel assembly (gax100l/p1139727nl) (dus200w/p1139728nw) (dus300l/p1139729nl) (dus300b/p1139729nb) (dus400b/p1139730nb) (dus500b/p1139731nb) (ddw550b/p1139735nb) diagram

Rocker switch

Part #R0902516

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

Nut Heater R0901001
Nut heater

Part #R0901001

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

Screw R0900025
Screw

Part #R0900025

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

Shaft & Handle Detergent Cup R0905615
Shaft & handle detergent cup

Part #R0905615

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…

Read more
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

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