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Modern Maid
Gas Wall Oven

Model # QKO-751 Official Modern Maid wall oven

Here are the diagrams and repair parts for Official Modern Maid QKO-751 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 100 parts  |
Side Trim - Rt. 77-04-400
#35B

Cabinet section diagram

Side trim - rt.

Part #77-04-400

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

Hinge Shield - Lt. 40-01-907
#12B

Cabinet section diagram

Hinge shield - lt.

Part #40-01-907

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

Oven Rack 78-01-081
#1

Oven accessories diagram

Oven rack

Part #78-01-081

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

Lower Trim 77-04-399
#15

Cabinet section diagram

Lower trim

Part #77-04-399

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

Kep Nut 10-24 71-03-004
#12

Oven door diagram

Kep nut 10-24

Part #71-03-004

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

Washer 72-03-099

#NI

All parts diagram

Washer

Part #72-03-099

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

Control Mounting Bracket 44-01-616
#9

Control panel diagram

Control mounting bracket

Part #44-01-616

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

Glass Control Panel 79-02-254
#19

Control panel diagram

Glass control panel

Part #79-02-254

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

Inlet Fitting 75-06-092
#17

Burner section diagram

Inlet fitting

Part #75-06-092

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

Insulation Cover 40-01-900
#14

Cabinet section diagram

Insulation cover

Part #40-01-900

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 heat?

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

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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 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 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 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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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 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
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 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

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

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