Modern Maid
Electric Range

Model # QDU-878A Official Modern Maid electric range

Here are the diagrams and repair parts for Official Modern Maid QDU-878A electric range, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 169 parts  |

Door Spring Mounting Bracket 44-01-670
#12

Cabinet section (qdu-838) (qdu-858) (qdu-878) diagram

Door spring mounting bracket

Part #44-01-670

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

Unit Support 44-02-315
#54

Cabinet section (qdu-838) (qdu-858) (qdu-878) diagram

Unit support

Part #44-02-315

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

Screw 71-02-025
Screw

Part #71-02-025

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

Lock Washer 71-09-011
Lock washer

Part #71-09-011

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

Wire Cover 40-01-821
#12

Range top section (qdu-858) diagram

Wire cover

Part #40-01-821

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

Oven Light Cover Bracket 72-03-084
#35

Cabinet section (qdu-838) (qdu-858) (qdu-878) diagram

Oven light cover bracket

Part #72-03-084

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

Element, Large 74-06-167
#11

Glass top section (qdu-878) diagram

Element, large

Part #74-06-167

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

Snap Bushing 77-09-020
#2

Cabinet section (qdu-838) (qdu-858) (qdu-878) diagram

Snap bushing

Part #77-09-020

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

Pin 71-07-032
#17

Door latch assembly (qdu-838) (qdu-858) (qdu-878) diagram

Pin

Part #71-07-032

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

Side Panel Hammertone 16-02-175
#41

Cabinet section (qdu-838) (qdu-858) (qdu-878) diagram

Side panel hammertone

Part #16-02-175

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.

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

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

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

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

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

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

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

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.

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 …

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.…

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.

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.…

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.…

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.…