Bosch
Electric Wall Oven

Model #HBL742AUC/01 Bosch wall oven

Here are the repair parts and diagrams for your Bosch HBL742AUC-01 wall oven. 

The diagram(s) below can help you find the right part.  If you’d like help, we invite you to call our customer service number at the top of the page, or click chat.

On this page, you can also find any manuals, installation guides and error code tables associated with this model.

For advice on diagnosing problems with appliances, lawn & garden equipment and other products, check out the videos, repair guides and articles in our DIY section.

Showing 10 of 103 parts

Wall Oven Screw, M5 x 8

#420253

Body Diagram

Wall oven screw, m5 x 8

Part #420253
This item is not returnable

$2.99

In Stock

Seal

#238950

Body Diagram

Seal

Part #238950

$12.49

In Stock

Retainer Plate

#240459

Body Diagram

Retainer plate

Part #00240459
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  240459
This part replaces 240459

$17.64

In Stock

Display

#489268

Fascia panel Diagram

Display

Part #00489268
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  489268
This part replaces 489268

$11.24

In Stock

Screw

#420211

Cavity Diagram

Screw

Part #00420211
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  420211
This part replaces 420211
This item is not returnable

$2.16

In Stock

Spacer

#418423

Body Diagram

Spacer

Part #00418423
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  418423
This part replaces 418423

$69.74

In Stock

Connection

#418409

Cavity Diagram

Connection

Part #00418409
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  418409
This part replaces 418409

$48.92

In Stock

Control Unit

#143690

Fascia panel Diagram

Control unit

Part #00143690
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  143690
This part replaces 143690

$274.82

In Stock

Knob

#418422

Fascia panel Diagram

Knob

Part #00418422
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  418422
This part replaces 418422

$20.19

In Stock

Strip

#434077

Cavity Diagram

Strip

Part #00434077
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  434077
This part replaces 434077

$20.67

In Stock

Symptoms common to all wall oven

Choose a symptom to see related wall oven repairs.

Main causes: broken broil element, faulty broil burner igniter, control system failure
Main causes: lack of gas supply, broken igniter, tripped circuit breaker, broken oven element, tripped thermal fuse, control system failure
Main causes: lack of electrical power, bad electronic control board, faulty oven control thermostat
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: broken bake element, bad bake burner igniter, tripped thermal switch, control system failure

Repair guides common to all wall oven

These step-by-step repair guides will help you safely fix what’s broken on your wall oven.

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 difficulty
Time required
 45 minutes or less
June 1, 2015
By Lyle Weischwill
How to replace a wall oven control thermostat

Get your oven temperature under your control by replacing a faulty oven control thermostat.

Repair difficulty
Time required
 60 minutes or less
June 1, 2015
By Lyle Weischwill
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 yourself.

Repair difficulty
Time required
 30 minutes or less

Articles and videos common to all wall oven

Use the advice and tips in these articles and videos to get the most out of your wall oven.

October 26, 2016

How to repair broken or damaged wires video

By Sears PartsDirect staff

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

September 28, 2016

Wall oven won't heat: troubleshooting thermal switch problems video

By Sears PartsDirect staff

Learn what to do if your Kenmore, Frigidaire or Electrolux wall oven won’t heat up after running a self-cleaning cycle.

September 22, 2016

Easy party appetizer recipe video

By Sears PartsDirect staff

Make your next get-together a hit with these 3 great-tasting party appetizer recipes.