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Broan
Downdraft Ventilation System

Model # HLB9 Official Broan blower

Here are the diagrams and repair parts for Official Broan HLB9 blower, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 32 parts  |
Trash Compactor Lock Nut 99260477
#16

Range hood diagram

Trash compactor lock nut

Part #99260477

Replaced by #S99260477

?
Manufacturer substitution
This part replaces 99260477. Substitute parts can look different from the original.
This item is not returnable
$3.64
In Stock
Appliance Lock Nut 93260447
#20

Range hood diagram

Appliance lock nut

Part #93260447

This item is not returnable
$3.36
In Stock
Range Hood Grounding Screw (green) 99150471
#8

Range hood diagram

Range hood grounding screw (green)

Part #99150471

Replaced by #S99150471

?
Manufacturer substitution
This part replaces 99150471. Substitute parts can look different from the original.
This item is not returnable
$3.64
In Stock
Bushing 99400035
#14

Range hood diagram

Bushing

Part #99400035

Replaced by #S99400035

?
Manufacturer substitution
This part replaces 99400035. Substitute parts can look different from the original.
This item is not returnable
$6.66
In Stock
Range Hood Screw, #8-18 X 1/4-in 99150415
#2

Range hood diagram

Range hood screw, #8-18 x 1/4-in

Part #99150415

Replaced by #S99150415

?
Manufacturer substitution
This part replaces 99150415. Substitute parts can look different from the original.
This item is not returnable
$3.64
In Stock
Screw 8-18x1/4 99150417
#24

Range hood diagram

Screw 8-18x1/4

Part #99150417

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

Transit,8x12to10rd,female 99610028
#30

Range hood diagram

Transit,8x12to10rd,female

Part #99610028

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

Screw 1/4-20x1/2 99200202
#17

Range hood diagram

Screw 1/4-20x1/2

Part #99200202

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

Wiring Harness 97006142
#7

Range hood diagram

Wiring harness

Part #97006142

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

Damper Flap 97014853
#1

Range hood diagram

Damper flap

Part #97014853

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 lower down?

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

How to replace a downdraft vent fan control switch

The fan control switch activates the blower motor and controls the fan speed. Replace the fan control switch if it's not…

Read more
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 enjoy all the online benefits we offer on our Sears PartsDirect website

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

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

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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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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