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Bosch
Electric Wall Oven

Model # HBL3450UC/01 Official Bosch electric built-in oven

Here are the diagrams and repair parts for Official Bosch HBL3450UC-01 electric built-in 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.

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.

Installation guide
Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 74 parts  |
Power Supply 663802
#205

Pcb's assy diagram

Power supply

Part #663802

Replaced by #00663802

?
Manufacturer substitution
This part replaces 663802. Substitute parts can look different from the original.
$128.19 | 
9% OFF Phone Price : $140.19
In Stock
Bulb 623710
#NI

Oven assy diagram

Bulb

Part #623710

Replaced by #00623710

?
Manufacturer substitution
This part replaces 623710. Substitute parts can look different from the original.
This item is not returnable
$7.09 | 
12% OFF Phone Price : $8.09
In Stock
Element 144648
#308

Oven assy diagram

Element

Part #144648

Replaced by #00144648

?
Manufacturer substitution
This part replaces 144648. Substitute parts can look different from the original.
$108.49 | 
10% OFF Phone Price : $120.49
In Stock
Door Gasket 491569
#306

Oven assy diagram

Door gasket

Part #491569

Replaced by #00491569

?
Manufacturer substitution
This part replaces 491569. Substitute parts can look different from the original.
$84.95 | 
7% OFF Phone Price : $90.95
In Stock
Element 144667
#314

Oven assy diagram

Element

Part #144667

Replaced by #00144667

?
Manufacturer substitution
This part replaces 144667. Substitute parts can look different from the original.
$120.09 | 
9% OFF Phone Price : $132.09
In Stock
Spacer 427919
#305

Oven assy diagram

Spacer

Part #427919

Replaced by #00427919

?
Manufacturer substitution
This part replaces 427919. Substitute parts can look different from the original.
$19.80
In Stock
Motor 642845
#309

Oven assy diagram

Motor

Part #642845

Replaced by #00642845

?
Manufacturer substitution
This part replaces 642845. Substitute parts can look different from the original.
$165.59 | 
7% OFF Phone Price : $177.59
In Stock
Fan 643600
#201

Pcb's assy diagram

Fan

Part #643600

Replaced by #00643600

?
Manufacturer substitution
This part replaces 643600. Substitute parts can look different from the original.
$223.69 | 
5% OFF Phone Price : $235.69
In Stock
Range Oven Light Lens 414513
#302

Oven assy diagram

Range oven light lens

Part #414513

Replaced by #00414513

?
Manufacturer substitution
This part replaces 414513. Substitute parts can look different from the original.
$23.99 | 
20% OFF Phone Price : $29.99
In Stock
Glass Panel 478310
#406

Door assy diagram

Glass panel

Part #478310

Replaced by #00478310

?
Manufacturer substitution
This part replaces 478310. Substitute parts can look different from the original.
$137.56 | 
8% OFF Phone Price : $149.56
In Stock

Most common symptoms to help you fix your wall oven

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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. …

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Repair difficulty
Time required
 45 minutes or less
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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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 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…

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Repair difficulty
Time required
 60 minutes or less

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