Thermador
Downdraft Ventilation System

Model #VTN1030C/01 Official Thermador vent system

Here are the diagrams and repair parts for Thermador VTN1030C-01 vent system, as well as links to manuals and error code tables, if available.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Showing 6 of 6 parts

Range Hood Run Capacitor#103

Range hood Diagram

Capacitor

Part #418450
Replaced by #00418450
?
Manufacturer substitution
This part replaces 418450. Substitute parts can look different from the original.
In Stock
$87.79 | 
5% OFF 
Phone Price: $92.79
Cable Harness#104

Range hood Diagram

Cable harness

Part #448876
Replaced by #00448876
?
Manufacturer substitution
This part replaces 448876. Substitute parts can look different from the original.
In Stock
$57.68
Range Hood Blower Motor Assembly#102

Range hood Diagram

Fan motor

Part #448364
Replaced by #00448364
?
Manufacturer substitution
This part replaces 448364. Substitute parts can look different from the original.
In Stock
$408.12 | 
$10.00 OFF 
Phone Price: $418.12
Terminal#105

Range hood Diagram

Terminal

Part #603982
Replaced by #00603982
?
Manufacturer substitution
This part replaces 603982. Substitute parts can look different from the original.
In Stock
$20.55
Downdraft Vent Power Cord Strain Relief#101

Range hood Diagram

Stress release

Part #603588
Replaced by #00603588
?
Manufacturer substitution
This part replaces 603588. Substitute parts can look different from the original.
This item is not returnable
In Stock
$16.10
Stress Release#106

Range hood Diagram

Stress release

Part #156380

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

Symptoms common to all downdraft ventilation systems

Choose a symptom to see related downdraft vent repairs.

Main causes: problems with the vent limit switches, up/down activation switch failure
Main causes: fan control switch failure, bad blower fan motor, broken blower wheel, wiring failure
Main causes: lack of electrical power, up/down activation switch failure, bad vent gear motor
Main causes: clogged grease filters, air duct problems, fan motor failure, broken blower wheel
Main causes: electrical power failure, up/down activation switch problems, vent gear motor failure

Repair guides common to all downdraft ventilation systems

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

November 1, 2015
By Lyle Weischwill
How to replace a downdraft vent up/down switch

The up/down switch starts the gear motor to raise and lower the air vent. Replace the up/down switch if defective.

Repair difficulty
Time required
 15 minutes or less
November 1, 2015
By Lyle Weischwill
How to replace a downdraft vent blower motor

The blower motor spins the fan blade that removes smoke and steam from the cooktop area. Replace the blower motor if it doesn't run when activated.

Repair difficulty
Time required
 15 minutes or less
November 1, 2015
By Lyle Weischwill
How to replace a downdraft vent gear motor

The gear motor raises and lowers the air vent when you push the activating switch. Replace the gear motor if defective.

Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all downdraft ventilation systems

Use the advice and tips in these articles to get the most out of your downdraft vent.

August 30, 2022

How to enjoy all the online benefits we offer on our Sears PartsDirect website

By Lyle Weischwill

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.

August 19, 2022

Are DIY appliance repairs safe?

By Lyle Weischwill

Find out how to stay safe when repairing your appliances.

February 23, 2015

Troubleshooting tips for a rectractable downdraft vent

By Lyle Weischwill

See what to check if you are having a problem with a retractable downdraft vent.