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Bosch
Electric Wall Oven

Model # HBL742AUC/02 Official Bosch oven

Here are the diagrams and repair parts for Official Bosch HBL742AUC-02 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.

Installation guide
Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 146 parts  |
Retainer Plate 00445057
#301

Cavity diagram

Retainer plate

Part #00445057

$48.36
In Stock
Wall Oven Convection Element 00241778
#337

Cavity diagram

Wall oven convection element

Part #00241778

$114.79 | 
9% OFF Phone Price : $126.79
In Stock
Display 00489268
#105

Control panel diagram

Display

Part #00489268

$29.04 | 
17% OFF Phone Price : $35.04
In Stock
Spacer 00418423
#521

Door diagram

Spacer

Part #00418423

$121.08
In Stock
Lamp 00420228
#325

Cavity diagram

Lamp

Part #00420228

Replaced by #00189351

?
Manufacturer substitution
This part replaces 00420228. Substitute parts can look different from the original.
$25.79 | 
19% OFF Phone Price : $31.79
In Stock
Grid 00143673
#435

Body diagram

Grid

Part #00143673

Replaced by #00449756

?
Manufacturer substitution
This part replaces 00143673. Substitute parts can look different from the original.
$57.89
In Stock
Handle 00421499
#429

Body diagram

Handle

Part #00421499

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

Harness 00445412
#102

Control panel diagram

Harness

Part #00445412

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

Clip 00420255
#516

Door diagram

Clip

Part #00420255

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

Housing 00490366
#204

Top panel diagram

Housing

Part #00490366

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 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 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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Why won't my wall oven broil?

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

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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 wall oven door hinges

How to replace wall oven door hinges

If your oven door flops open fast, it's time to replace the hinges. Follow these step-by-step instructions to do it your…

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Repair difficulty
Time required
 15 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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