Electric Wall Oven

Model # HBN445AUC/01 Official Bosch electric built-in oven

Here are the diagrams and repair parts for Official Bosch HBN445AUC/01 electric built-in oven, as well as links to manuals and error code tables, if available.

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Browse Parts for
HBN445AUC/01 Wall Ovens
Oven Bulb 420228
#420228

Cavity diagram

Oven bulb

Part #420228

Replaced by #00189351

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Manufacturer substitution
This part replaces 420228. Substitute parts can look different from the original.
$25.79
19% OFF Phone Price : $31.79
In Stock
Oven Blower Motor 435175
#435175

Cavity diagram

Oven blower motor

Part #435175

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

Glass Panel 239456
#239456

Fascia panel diagram

Glass panel

Part #239456

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

Oven Handle 418424
#418424

Door diagram

Oven handle

Part #418424

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

Fan Blade 490360
#490360

Cavity diagram

Fan blade

Part #490360

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

Insulation Cover 490347
#490347

Body diagram

Insulation cover

Part #490347

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

Thermometer 491311
#491311

Cavity diagram

Thermometer

Part #491311

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

Oven Door 418436
#418436

Door diagram

Oven door

Part #418436

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

Clamp 421467
#421467

Cavity diagram

Clamp

Part #421467

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

Bracket 421464
#421464

Fascia panel diagram

Bracket

Part #421464

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.

Main causes: faulty oven temperature sensor, control system problem, weak burner igniter, damaged oven element…

Main causes: broken bake element, bad bake burner igniter, tripped thermal switch, control system failure…

Main causes: broken broil element, faulty broil burner igniter, control system failure…

Main causes: bad oven door lock assembly, faulty electronic control board, wiring failure…

Main causes: lack of gas supply, broken igniter, tripped circuit breaker, broken oven element, tripped thermal fuse, con…

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

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.

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…

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.…

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. …

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.

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.…

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.…