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Bosch
Electric Wall Oven

Model # HBN3550UC/02 Official Bosch wall oven

Here are the diagrams and repair parts for Official Bosch HBN3550UC-02 wall oven, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

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 31 parts  |
Inner Door 478701
Inner door

Part #478701

Replaced by #00688544

?
Manufacturer substitution
This part replaces 478701. Substitute parts can look different from the original.
$332.33
| 
$12.00 OFF Phone Price : $344.33
In Stock
Fixing Kit 617877
#503

Fan assy diagram

Fixing kit

Part #617877

Replaced by #00617877

?
Manufacturer substitution
This part replaces 617877. Substitute parts can look different from the original.
$29.36
In Stock
Trim Plate 680904
Trim plate

Part #680904

Replaced by #00680904

?
Manufacturer substitution
This part replaces 680904. Substitute parts can look different from the original.
$214.01
| 
5% OFF Phone Price : $226.01
In Stock
Bracket 610188
Bracket

Part #610188

Replaced by #00613178

?
Manufacturer substitution
This part replaces 610188. Substitute parts can look different from the original.
$30.31
| 
17% OFF Phone Price : $36.31
In Stock
Oven Harness 663791
#NI

Pcb's assy diagram

Oven harness

Part #663791

Replaced by #00663791

?
Manufacturer substitution
This part replaces 663791. Substitute parts can look different from the original.
$32.67
In Stock
Installation 553139
#NI

Control panel diagram

Installation

Part #553139

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

Harness 608288
#NI

Pcb's assy diagram

Harness

Part #608288

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

Oven Cavity 245838
#NI

Conv oven diagram

Oven cavity

Part #245838

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

Spacer 609085
Spacer

Part #609085

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

Shelf 664675
#901

Shelfs diagram

Shelf

Part #664675

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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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

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