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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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  • 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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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 436 parts  |
Push Button (white Unit) R0903545
#25B

Control panel assembly (dus600b/p1139732nb) (dus600ww/p1139732nw) (ddw650b/p1139736nb) (ddw650ww/p1139736nw) diagram

Push button (white unit)

Part #R0903545

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

Pushbutton (p1173718w, P1109515w, P1173818w) R0903543
#15B

Control panel assembly (dus600b/p1139732nb) (dus600ww/p1139732nw) (ddw650b/p1139736nb) (ddw650ww/p1139736nw) diagram

Pushbutton (p1173718w, p1109515w, p1173818w)

Part #R0903543

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

Guard R0905522
Guard

Part #R0905522

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

Float Stem R0905512
Float stem

Part #R0905512

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

Installation Instructions R0913024

#NI

All parts diagram

Installation instructions

Part #R0913024

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

Power Shower Assembly R0905554
Power shower assembly

Part #R0905554

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

Hub Spray Arm R091056

#NI

All parts diagram

Hub spray arm

Part #R091056

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

Mounting Bracket R0905689
#32

Interior tub assemblies (dcs450w/p1139734nw) diagram

Mounting bracket

Part #R0905689

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

Insert Escutcheon R0905663
#19

Control panel assembly (dus900b/p1139733nb) (ddw950b/p1139737nb) (ddw950ww/p1139737nw) diagram

Insert escutcheon

Part #R0905663

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

Latch Knob R0903534
#33B

Door assembly (dus600b/p1139732nb) (dus600ww/p1139732nw) (ddw650b/p1139736nb) (ddw650ww/p1139736nw) (dus900b/p1139733nb) (ddw950b/p1139737nb) (ddw950ww/p1139737nw) diagram

Latch knob

Part #R0903534

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 does my dishwasher door drop open too fast?

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

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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 won't my dishwasher fill?

Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure…

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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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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 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 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 can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

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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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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 water inlet valve

How to replace a dishwasher water inlet valve

If your dishwasher fills constantly or won't fill at all, the water inlet valve has failed. You can replace it in about …

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Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher detergent dispenser

How to replace a dishwasher detergent dispenser

Dishes need dish detergent to get clean. Learn how to replace a dishwasher detergent dispenser with easy step-by-step i…

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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

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

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