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Bosch
Electric Wall Oven

Model # HBN642AUC/01 Official Bosch electric oven

Here are the diagrams and repair parts for Official Bosch HBN642AUC-01 electric 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.

Installation guide
Owner’s manual
Error Codes

Model diagram and schematic

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Showing 10 of 139 parts  |
Lamp 00420228
#238

Cavity diagram

Lamp

Part #00420228

Replaced by #00189351

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Manufacturer substitution
This part replaces 00420228. Substitute parts can look different from the original.
$25.79 | 
19% OFF Phone Price : $31.79
In Stock
Bracket 00421545
#105

Control panel diagram

Bracket

Part #00421545

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

Pin 00421016
#114

Control panel diagram

Pin

Part #00421016

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

Support 00490363
#325

Latch diagram

Support

Part #00490363

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

Tray 00240814
#242

Cavity diagram

Tray

Part #00240814

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

Spacer 00143600
#407

Frame diagram

Spacer

Part #00143600

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

Washer 00420246
#310

Latch diagram

Washer

Part #00420246

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

Clip 00420224
#229

Cavity diagram

Clip

Part #00420224

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

Thermometer 00421030
#111

Control panel diagram

Thermometer

Part #00421030

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

Grid 00241734
#431

Frame diagram

Grid

Part #00241734

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 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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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 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 doesn't my wall oven work?

Main causes: lack of electrical power, bad electronic control board, faulty oven control thermostat…

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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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Wall oven won't heat: troubleshooting thermal switch problems video

Wall oven won't heat: troubleshooting thermal switch problems video

Learn what to do if your Kenmore, Frigidaire or Electrolux wall oven won’t heat up after running a self-cleaning cycle.…

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How to repair arc or burn marks in a microwave video

How to repair arc or burn marks in a microwave video

Find out how to repair microwave arc and burn marks with touch-up paint in this how-to video.…

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Wall oven common questions

Wall oven common questions

Read the questions our experts often hear about wall ovens, and the answers.…

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