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Bosch
Electric Wall Oven

Model # HBN5052AUC/01 Official Bosch wall oven

Here are the diagrams and repair parts for Official Bosch HBN5052AUC-01 wall 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.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 157 parts  |
Broil Grille 143673
Broil grille

Part #143673

Replaced by #00449756

?
Manufacturer substitution
This part replaces 143673. Substitute parts can look different from the original.
$57.89
In Stock
Wall Oven Filter 489268
#110

Control panel diagram

Wall oven filter

Part #489268

Replaced by #00489268

?
Manufacturer substitution
This part replaces 489268. Substitute parts can look different from the original.
$29.04 | 
17% OFF Phone Price : $35.04
In Stock
Element 241778
#328

Upper cavity diagram

Element

Part #241778

Replaced by #00241778

?
Manufacturer substitution
This part replaces 241778. Substitute parts can look different from the original.
$106.65 | 
10% OFF Phone Price : $118.65
In Stock
Oven Bulb 420228
Oven bulb

Part #420228

Replaced by #00189351

?
Manufacturer substitution
This part replaces 420228. Substitute parts can look different from the original.
$25.79 | 
19% OFF Phone Price : $31.79
In Stock
Harness 497332
Harness

Part #497332

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

Nut 420252
Nut

Part #420252

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

Support, L 240460
Support, l

Part #240460

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

Oven Element 418462
Oven element

Part #418462

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

Handle 421499
Handle

Part #421499

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

Control 497334
#306

Upper cavity diagram

Control

Part #497334

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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