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Modern Maid
Gas Range

Model # LKI721 Official Modern Maid gas range

Here are the diagrams and repair parts for Official Modern Maid LKI721 gas range, 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 182 parts  |
Orifice & Tube Assembly, L.r. 42321
Orifice & tube assembly, l.r.

Part #42321

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

Main Top Support 40868
#26

Main top section diagram

Main top support

Part #40868

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

Oven Bottom Trim 42541
#15

Upper oven cabinet section (lki721) (dki721) diagram

Oven bottom trim

Part #42541

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

Door Seal 42394

#NI

All parts diagram

Door seal

Part #42394

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

Surface Burner, L.r. (incl. Ref. 5,6,7) 41516
Surface burner, l.r. (incl. ref. 5,6,7)

Part #41516

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

Screw 41832
Screw

Part #41832

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

Knurl Nut, Switch Mtg. 41850
#28

(lki721) (dki721) diagram

Knurl nut, switch mtg.

Part #41850

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

Spark Electrode (uncapped) 42212
Spark electrode (uncapped)

Part #42212

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

Access Cover 40644
#27

Main top section diagram

Access cover

Part #40644

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

Door Panel 52234
#23B

Vent pak (lki721) (dki721) diagram

Door panel

Part #52234

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

Most common symptoms to help you fix your ranges

Choose a symptom to see related range repairs.

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Why is my range's oven temperature wrong?

Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite…

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Why won't my range's oven heat?

Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…

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How do I get rid of streaks on my range's oven window?

Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin…

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Why isn't my range working?

Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…

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Why doesn't my range's oven broiler work?

Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…

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Why won't my range's oven bake?

Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen…

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Why can't I unlock my range's oven door?

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…

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Most common repair guides to help fix your ranges

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

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How to replace a range oven door switch

How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …

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Repair difficulty
Time required
 30 minutes or less
How to replace a range oven door lock assembly

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your ranges

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

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How to clean and maintain your stove

How to clean and maintain your stove

Learn how to clean and maintain your stove to keep it in top shape.…

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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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