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Bosch
Electric Wall Oven

Model # HBN645AUC/01 Official Bosch electric oven

Here are the diagrams and repair parts for Official Bosch HBN645AUC-01 electric oven, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

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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 140 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
Oven Door Seal 00239406
#427

Frame diagram

Oven door seal

Part #00239406

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

Strip 00491253
#519

Door diagram

Strip

Part #00491253

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

Guide 00491254
#314

Latch diagram

Guide

Part #00491254

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

Timer Switch 00491312
#103

Control panel diagram

Timer switch

Part #00491312

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

Sleeve 00420182
#402

Frame diagram

Sleeve

Part #00420182

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

Washer 00420194
Washer

Part #00420194

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

Support 00420237
#322

Latch diagram

Support

Part #00420237

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

Temperature 00490986
#326

Latch diagram

Temperature

Part #00490986

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

Cover 00240807
#215

Cavity diagram

Cover

Part #00240807

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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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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