Broan
Downdraft Ventilation System

Model # HLB11 Official Broan blower

Here are the diagrams and repair parts for Official Broan HLB11 blower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 32 parts  |

Appliance Lock Nut 93260447
#20

Range hood diagram

Appliance lock nut

Part #93260447

This item is not returnable
In Stock
Screw 10-2 93150487
#12

Range hood diagram

Screw 10-2

Part #93150487

This item is not returnable
In Stock
Grille Nut 99420470
#10

Range hood diagram

Grille nut

Part #99420470

Replaced by #S99420470

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Manufacturer substitution
This part replaces 99420470. Substitute parts can look different from the original.
This item is not returnable
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
In Stock
Adapter Pl 98005512
#9

Range hood diagram

Adapter pl

Part #98005512

Replaced by #S98005512

?
Manufacturer substitution
This part replaces 98005512. Substitute parts can look different from the original.
This item is not returnable
In Stock
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
Back Order
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
In Stock
Duct Connector 98009520
#3

Range hood diagram

Duct connector

Part #98009520

Replaced by #S98009520

?
Manufacturer substitution
This part replaces 98009520. Substitute parts can look different from the original.
In Stock
Inlet Ring 98009514
#23

Range hood diagram

Inlet ring

Part #98009514

Replaced by #S98009514

?
Manufacturer substitution
This part replaces 98009514. Substitute parts can look different from the original.
In Stock
Outlet Cover 98005513
#13

Range hood diagram

Outlet cover

Part #98005513

Replaced by #S98005513

?
Manufacturer substitution
This part replaces 98005513. Substitute parts can look different from the original.
This item is not returnable
In Stock

Most common symptoms to help you fix your downdraft ventilation systems

Choose a symptom to see related downdraft vent repairs.

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

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

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.

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.…

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…

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…

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.

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.…

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…

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.…