KitchenAid
Downdraft Ventilation System

Model #KXD4630YSS0 Official KitchenAid 30" & 36" retractable downdraft vent system

Here are the diagrams and repair parts for KitchenAid KXD4630YSS0 30" & 36" retractable downdraft vent system, as well as links to manuals and error code tables, if available.

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Owner’s manual

Showing 10 of 33 parts

Downdraft Vent Up/Down Switch (replaces W10899381)#16

Ventilation parts Diagram

Downdraft vent position switch

Part #W10421483
Replaced by #W11230930
?
Manufacturer substitution
This part replaces W10421483. Substitute parts can look different from the original.
In Stock
$57.39 | 
8% OFF 
Phone Price: $62.39
Downdraft Vent Switch Panel Trim, 36-in (Stainless)#14A

Ventilation parts Diagram

Downdraft vent switch panel trim, 36-in (stainless)

Part #W10421497
Replaced by #WPW10421497
?
Manufacturer substitution
This part replaces W10421497. Substitute parts can look different from the original.
Back Order
$155.36 | 
22% OFF 
MSRP: $200.00
Downdraft Vent Grease Filter#3

Ventilation parts Diagram

In Stock
$134.18 | 
11% OFF 
MSRP: $150.00
Downdraft Vent 36-inch Model Grease Filter#3A

Ventilation parts Diagram

In Stock
$150.73 | 
10% OFF 
Was: $167.48
Range Hood Vent Damper#23

Ventilation parts Diagram

Range hood damper

Part #W10291572
Replaced by #WPW10291572
?
Manufacturer substitution
This part replaces W10291572. Substitute parts can look different from the original.
In Stock
$87.20 | 
10% OFF 
Was: $96.89
Downdraft Vent Installation Hardware Kit (replaces W11188531, WPW10422167)#22

Ventilation parts Diagram

Hardware

Part #W10422167
Replaced by #W11188522
?
Manufacturer substitution
This part replaces W10422167. Substitute parts can look different from the original.
In Stock
$74.09 | 
6% OFF 
Phone Price: $79.09
Downdraft Vent Top Trim Clip#20

Ventilation parts Diagram

Clip

Part #W10421518
Replaced by #WPW10421518
?
Manufacturer substitution
This part replaces W10421518. Substitute parts can look different from the original.
This item is not returnable
In Stock
$6.89 | 
13% OFF 
Phone Price: $7.89
Downdraft Vent Blower Fan Assembly (replaces WPW10398250)#12

Ventilation parts Diagram

Downdraft vent blower fan assembly

Part #W10398250
Replaced by #W10849492
?
Manufacturer substitution
This part replaces W10398250. Substitute parts can look different from the original.
In Stock
$501.99 | 
$10.00 OFF 
Phone Price: $511.99
Range Hood Vent Damper#9

Ventilation parts Diagram

Range hood damper

Part #W10313841
Replaced by #WPW10313841
?
Manufacturer substitution
This part replaces W10313841. Substitute parts can look different from the original.
In Stock
$79.16 | 
21% OFF 
MSRP: $100.00
Downdraft Vent Top Trim#14

Ventilation parts Diagram

Decorative trim

Part #W10421498
Replaced by #WPW10421498
?
Manufacturer substitution
This part replaces W10421498. Substitute parts can look different from the original.
In Stock
$157.51 | 
21% OFF 
MSRP: $200.00

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 19, 2022

Are DIY appliance repairs safe?

By Lyle Weischwill

Find out how to stay safe when repairing your appliances.

August 18, 2021

Wiring schematic symbols explained video

By Lyle Weischwill

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

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.