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Bosch HBN445AUC wall oven

Bosch HBN445AUC wall oven Parts

Here are the diagrams and repair parts for Bosch HBN445AUC wall oven, as well as links to manuals and error code tables, if available.

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Browse Parts for HBN445AUC Wall Ovens

  • Range Hood Light Bulb for Bosch HBN445AUC - Part 00189351

    Cavity diagram

    Oven Bulb

    Part #420228

    Replaced by #00189351

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    Manufacturer substitution
    This part replaces 420228. Substitute parts can look different from the original.
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  • Terminal Block for Bosch HBN445AUC - Part 491310

    Cavity diagram

    Terminal Block

    Part #491310

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

  • Tray for Bosch HBN445AUC - Part 240814

    Cavity diagram

    Tray

    Part #240814

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

  • Transformer for Bosch HBN445AUC - Part 490987

    Cavity diagram

    Transformer

    Part #490987

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

  • Panel for Bosch HBN445AUC - Part 240813

    Body diagram

    Panel

    Part #240813

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

  • Oven Motor for Bosch HBN445AUC - Part 490365

    Internal top panel diagram

    Oven Motor

    Part #490365

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

  • Screw for Bosch HBN445AUC - Part 421544

    Fascia panel diagram

    Screw

    Part #421544

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

  • Wall Oven Relay Control Board for Bosch HBN445AUC - Part 489264

    Fascia panel diagram

    Wall Oven Relay Control Board

    Part #489264

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

  • Shield for Bosch HBN445AUC - Part 420233

    Internal top panel diagram

    Shield

    Part #420233

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

  • Latch for Bosch HBN445AUC - Part 418427

    Internal top panel diagram

    Latch

    Part #418427

    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.

Main causes: bad oven door lock assembly, faulty electronic control board, wiring failure…

Main causes: faulty oven temperature sensor, control system problem, weak burner igniter, damaged oven element…

Main causes: lack of gas supply, broken igniter, tripped circuit breaker, broken oven element, tripped thermal fuse, con…

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

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

Main causes: broken bake element, bad bake burner igniter, tripped thermal switch, control system failure…

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.

How to replace the thermal switch in a wall oven

How to replace the thermal switch in a wall oven

If the oven won't heat after resetting the thermal switch, replace the thermal switch.…

Repair time and Difficulty

 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…

Repair time and Difficulty

 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. …

Repair time and Difficulty

 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.

How to remove grease from your oven

How to remove grease from your oven

Oven looking grimy? Discover how to clean a greasy oven using safe, effective methods like baking soda and more.…

How to read a wiring schematic video

How to read a wiring schematic video

Learn how to decipher symbols so you can buy the right part for your problem.…

How to correct an oven's temperature setting

How to correct an oven's temperature setting

If your oven consistently undercooks or overcooks, it might need recalibration. You can reset it yourself.…

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