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Modern Maid
Electric Wall Oven

Model # DDO-790 Official Modern Maid self-cleaning wall oven

Here are the diagrams and repair parts for Official Modern Maid DDO-790 self-cleaning wall oven, 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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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 164 parts  |
Damper Rod 42736
#2

Control compartment section diagram

Damper rod

Part #42736

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

Screw, Switch Mtg. 41821
#4

Door latch diagram

Screw, switch mtg.

Part #41821

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

Latch Handle Guide 42018
#44B

Cabinet section diagram

Latch handle guide

Part #42018

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

Cabinet Top 40285
#1

Cabinet section diagram

Cabinet top

Part #40285

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

Lower Oven Thermostat 42075
Lower oven thermostat

Part #42075

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

Slo/cook Knob 42631
#22

Control panel section diagram

Slo/cook knob

Part #42631

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

Door Glass 42784
#3

Black glass oven door diagram

Door glass

Part #42784

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

Window Mouning Bracket 40955
#7

Black glass oven door diagram

Window mouning bracket

Part #40955

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

Reflector Shield 40849
#38

Cabinet section diagram

Reflector shield

Part #40849

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

Limit Switch 42046
#18

Cabinet section diagram

Limit switch

Part #42046

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

Most common symptoms to help you fix your wall oven

Choose a symptom to see related wall oven repairs.

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Why won't my wall oven door unlock?

Main causes: bad oven door lock assembly, faulty electronic control board, wiring failure…

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Why won't my wall oven broil?

Main causes: broken broil element, faulty broil burner igniter, control system failure…

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Why won't my wall oven bake?

Main causes: broken bake element, bad bake burner igniter, tripped thermal switch, control system failure…

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Why isn't my wall oven at the temperature I set?

Main causes: faulty oven temperature sensor, control system problem, weak burner igniter, damaged oven element…

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Why doesn't my wall oven work?

Main causes: lack of electrical power, bad electronic control board, faulty oven control thermostat…

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Why won't my wall oven heat?

Main causes: lack of gas supply, broken igniter, tripped circuit breaker, broken oven element, tripped thermal fuse, con…

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Most common repair guides to help fix your wall oven

These step-by-step repair guides will help you safely fix what’s broken on your wall oven.

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How to replace a wall oven door outer glass panel

How to replace a wall oven door outer glass panel

Learn how to replace a damaged outer window panel on your wall oven door with these step-by-step instructions. …

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Repair difficulty
Time required
 45 minutes or less
How to replace a wall oven control thermostat

How to replace a wall oven control thermostat

Get your oven temperature under your control by replacing a faulty oven control thermostat.…

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Repair difficulty
Time required
 60 minutes or less
How to replace a wall oven thermal fuse

How to replace a wall oven thermal fuse

The thermal fuse trips to prevent the over from excessively overheating. The oven won't heat again until you replace the…

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Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your wall oven

Use the advice and tips in these articles and videos to get the most out of your wall oven.

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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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