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Bosch
Electric Wall Oven

Model # HBL5042AUC/01 Official Bosch wall oven

Here are the diagrams and repair parts for Official Bosch HBL5042AUC-01 wall oven, as well as links to manuals and error code tables, if available.

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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.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 147 parts  |
Broil Grille 143673
#435

Body diagram

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
Oven Bulb 420228
#325

Oven cavity diagram

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
Wall Oven Filter 489268
#107

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
#337

Oven cavity diagram

Element

Part #241778

Replaced by #00241778

?
Manufacturer substitution
This part replaces 241778. Substitute parts can look different from the original.
$114.79 | 
9% OFF Phone Price : $126.79
In Stock
Oven Door 420250
#502

Oven door diagram

Oven door

Part #420250

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

Wall Oven Door Inner Glass Spacer 470712
#512

Oven door diagram

Wall oven door inner glass spacer

Part #470712

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

Oven Spacer 420213
#311

Oven cavity diagram

Oven spacer

Part #420213

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

Insulation Cover 490347
#408

Body diagram

Insulation cover

Part #490347

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

Transformer 418461
#314

Oven cavity diagram

Transformer

Part #418461

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

Element 420222
#341

Oven cavity diagram

Element

Part #420222

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 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 broil?

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

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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 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 doesn't my wall oven work?

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

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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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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 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. …

Read more
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.…

Read more
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…

Read more
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.

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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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Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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How to repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances.…

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