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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  |
Vent Extrusion 77-04-209
#3

Control panel diagram

Vent extrusion

Part #77-04-209

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

Broil Element Support 44-01-771
#27

Cabinet section diagram

Broil element support

Part #44-01-771

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

Hold Warm Stat 74-04-057
#23

Control panel diagram

Hold warm stat

Part #74-04-057

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

Control Valve Tubing 56-27-091
#6

Burner section diagram

Control valve tubing

Part #56-27-091

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

Hex Nut 71-03-002
#9

Burner section diagram

Hex nut

Part #71-03-002

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

Elbow Fitting 75-06-185
#13

Burner section diagram

Elbow fitting

Part #75-06-185

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

Door Panel - Coffee 12-01-121
#3B

Oven door diagram

Door panel - coffee

Part #12-01-121

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

Cabinet Base 16-01-027
#11

Cabinet section diagram

Cabinet base

Part #16-01-027

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

Side Panel 16-02-237
Side panel

Part #16-02-237

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

Broil Element 74-06-218
#22

Cabinet section diagram

Broil element

Part #74-06-218

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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Oven rack placement for the best results video

Oven rack placement for the best results video

Learn where to place the rack in your oven for optimal broiling, toasting, baking or roasting.…

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How to repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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