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DCS
Downdraft Ventilation System

Model # DD-30SS Official DCS vent system

Here are the diagrams and repair parts for Official DCS DD-30SS vent system, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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Showing 10 of 69 parts  |
Blower Box Internal #4418613 212700
#17

Lower plenum components diagram

Blower box internal #4418613

Part #212700

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

Impeller Locking Nut #4109897 212560
#20

Lower plenum components diagram

Impeller locking nut #4109897

Part #212560

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

Exhaust Outlet Cover #4467914 212584
#16

Lower plenum components diagram

Exhaust outlet cover #4467914

Part #212584

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

Speed Control Knob #4132025 212597
#10

Upper plenum components diagram

Speed control knob #4132025

Part #212597

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

Lower Spprt Leg L/h #4468079 212580
#32

Lower plenum components diagram

Lower spprt leg l/h #4468079

Part #212580

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

Microswitch W/lever #4021843 212588
#37

Upper plenum components diagram

Microswitch w/lever #4021843

Part #212588

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

Gearmotor #4000810 212598
#25

Upper plenum components diagram

Gearmotor #4000810

Part #212598

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

Switch Housing #4155496 212595
#7

Upper plenum components diagram

Switch housing #4155496

Part #212595

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

Ms 10-24 X 5/8 Ph Fl 316ss 239402
#9

Upper plenum components diagram

Ms 10-24 x 5/8 ph fl 316ss

Part #239402

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

Ms 8 X 1/2ph Fl Hd Ty F Ni(10pk) 211262P
#29

Upper plenum components diagram

Ms 8 x 1/2ph fl hd ty f ni(10pk)

Part #211262P

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

Most common symptoms to help you fix your downdraft ventilation systems

Choose a symptom to see related downdraft vent repairs.

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Why won't my downdraft vent rise up?

Main causes: lack of electrical power, up/down activation switch failure, bad vent gear motor…

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Why won't my downdraft vent lower down?

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

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Why does the downdraft vent raise and lower continuously?

Main causes: problems with the vent limit switches, up/down activation switch failure…

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Why won't the fan on my downdraft vent blow air?

Main causes: fan control switch failure, bad blower fan motor, broken blower wheel, wiring failure…

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Why doesn't the downdraft vent fan pull much air?

Main causes: clogged grease filters, air duct problems, fan motor failure, broken blower wheel…

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Most common repair guides to help fix your downdraft ventilation systems

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

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How to replace a downdraft vent up/down button pad

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. R…

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Repair difficulty
Time required
 15 minutes or less
How to replace a downdraft vent gear motor

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.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a downdraft vent up/down switch

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.…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your downdraft ventilation systems

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

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How to repair broken or damaged wires video

How to repair broken or damaged wires video

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

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

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

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Troubleshooting tips for a rectractable downdraft vent

Troubleshooting tips for a rectractable downdraft vent

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

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