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Bosch
Electric Wall Oven

Model # HBN5420/02 Official Bosch electric built-in oven

Here are the diagrams and repair parts for Official Bosch HBN5420-02 electric built-in oven, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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Showing 10 of 84 parts  |
Sticker 519252

#519252

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Sticker

Part #519252

Replaced by #00633848

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Manufacturer substitution
This part replaces 519252. Substitute parts can look different from the original.
$55.24
In Stock
Edge Protection 173901

#173901

All parts diagram

Edge protection

Part #173901

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

Screw 173588

#173588

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Screw

Part #173588

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

Insulating Part 231942

#213942

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Insulating part

Part #231942

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

Cover, Backside 084500

#84500

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Cover, backside

Part #084500

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

Glass Panel 356612

#356612

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Glass panel

Part #356612

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

Connection Piece 068808

#68808

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Connection piece

Part #068808

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

Fan Motor 267452

#267452

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Fan motor

Part #267452

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

Frame 267540

#267540

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Frame

Part #267540

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

Screw-set 150347

#150347

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Screw-set

Part #150347

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 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 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 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 broil?

Main causes: broken broil element, faulty broil burner igniter, 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 wall oven door hinges

How to replace wall oven door hinges

If your oven door flops open fast, it's time to replace the hinges. Follow these step-by-step instructions to do it your…

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Repair difficulty
Time required
 15 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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