Bosch
Electric Wall Oven

Model # HBL452AUC Official Bosch wall oven

Here are the diagrams and repair parts for Official Bosch HBL452AUC wall oven, 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 148 parts  |

Oven Bulb 420228
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
Locking 490368
Locking

Part #490368

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

Selector 490963
#490963

Fascia panel diagram

Selector

Part #490963

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

Oven 239468
Oven

Part #239468

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

Oven Element 435178
Oven element

Part #435178

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

Oven Element 420225
Oven element

Part #420225

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

Drive Hinge 143619
Drive hinge

Part #143619

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

Insulation 434053
Insulation

Part #434053

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

Oven Door 420250
Oven door

Part #420250

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

Screw 420190
Screw

Part #420190

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

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

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

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

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

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

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 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
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 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

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.…