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Thermador
Electric Range

Model # CM301B Official Thermador wall oven

Here are the diagrams and repair parts for Official Thermador CM301B wall 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.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 184 parts  |
Cut-off 14-33-863
Cut-off

Part #14-33-863

Replaced by #00414633

?
Manufacturer substitution
This part replaces 14-33-863. Substitute parts can look different from the original.
$44.69 | 
12% OFF Phone Price : $50.69
In Stock
Catch 16-10-248
#1

Control panel assembly cm302 diagram

Catch

Part #16-10-248

This item is not returnable
$2.16
In Stock
Wall Oven Door Inner Glass 14-38-987
#7

Door components diagram

Wall oven door inner glass

Part #14-38-987

$49.49 | 
11% OFF Phone Price : $55.49
In Stock
Switch 14-19-809
Switch

Part #14-19-809

Replaced by #00622858

?
Manufacturer substitution
This part replaces 14-19-809. Substitute parts can look different from the original.
$29.47
In Stock
Bulb 14-38-551
#2

Lower oven module lamp assemblies diagram

Bulb

Part #14-38-551

Replaced by #00157311

?
Manufacturer substitution
This part replaces 14-38-551. Substitute parts can look different from the original.
$44.59 | 
12% OFF Phone Price : $50.59
In Stock
Diode 14-19-275
#35

Cm upper plenum microwave parts diagram

Diode

Part #14-19-275

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

Element 14-38-445
#14

Lower oven module parts diagram

Element

Part #14-38-445

Replaced by #00484787

?
Manufacturer substitution
This part replaces 14-38-445. Substitute parts can look different from the original.
$115.77 | 
9% OFF Phone Price : $127.77
In Stock
Fuse 16-20-101
#21

Cm upper plenum microwave parts diagram

Fuse

Part #16-20-101

Replaced by #00413608

?
Manufacturer substitution
This part replaces 16-20-101. Substitute parts can look different from the original.
$42.89
In Stock
E-ring 14-29-900
#11

Cm upper plenum microwave parts diagram

E-ring

Part #14-29-900

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

Support 14-31-750
#17

Lower oven module parts diagram

Support

Part #14-31-750

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

Most common symptoms to help you fix your ranges

Choose a symptom to see related range repairs.

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Why can't I unlock my range's oven door?

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…

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Why won't my range's oven bake?

Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen…

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How do I get rid of streaks on my range's oven window?

Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin…

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Why is my range's oven temperature wrong?

Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite…

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Why doesn't my range's oven broiler work?

Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…

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Why won't my range's oven heat?

Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…

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Why isn't my range working?

Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…

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Most common repair guides to help fix your ranges

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

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How to replace a range oven door switch

How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …

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Repair difficulty
Time required
 30 minutes or less
How to replace a range oven door lock assembly

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your ranges

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

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How to clean and maintain your stove

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