GE ZVB30B1WW downdraft vent system repair and replacement parts

Ge ZVB30B1WW downdraft vent system

Here are the repair parts and diagrams for your GE ZVB30B1WW downdraft vent system. 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.

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: electrical power failure, up/down activation switch problems, vent gear motor 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

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.

How to replace a downdraft vent up/down button pad

The up/down button pad located on top of the air vent engages the activating switch when pushed to raise the air vent. Replace the up/down button pad if damaged.

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
 30 minutes or less
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

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.

December 1, 2017

Wiring schematic symbols explained video

By Sears PartsDirect staff

Learn some of the most common symbols found in a wiring diagram and what they mean.

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.

January 18, 2016

How to use a multimeter to test electrical parts video

By Sears PartsDirect staff

Learn how to use a multimeter to check for wiring problems in an appliance that's not working