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Broan
Range Hood

Model # RMDD4804 Official Broan range hood

Here are the diagrams and repair parts for Official Broan RMDD4804 range hood, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Installation guide
Owner’s manual

Model diagram and schematic

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Showing 10 of 55 parts  |
Range Hood Electronic Control Board 99271291
#21

Range hood diagram

Range hood electronic control board

Part #99271291

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

Trash Compactor Lock Nut 99260477
#38

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
Range Hood Spacer 99710032
#14

Range hood diagram

Range hood spacer

Part #99710032

Replaced by #S99710032

?
Manufacturer substitution
This part replaces 99710032. Substitute parts can look different from the original.
$10.83
In Stock
Downdraft Vent Crank Arm 97015674
#22

Range hood diagram

Downdraft vent crank arm

Part #97015674

Replaced by #S97015674

?
Manufacturer substitution
This part replaces 97015674. Substitute parts can look different from the original.
$71.00
In Stock
Range Hood Vent Duct, 6-in 406
#NI

Range hood diagram

Range hood vent duct, 6-in

Part #406

$21.44
In Stock
Wire Harness 99271306
#45

Range hood diagram

Wire harness

Part #99271306

This item is not returnable
$5.49
In Stock
Range Hood Vent Duct, 7-in 407
#NI

Range hood diagram

Range hood vent duct, 7-in

Part #407

$25.88
In Stock
Btn Harnes 99271296
#44

Range hood diagram

Btn harnes

Part #99271296

Replaced by #S99271296

?
Manufacturer substitution
This part replaces 99271296. Substitute parts can look different from the original.
$22.29 | 
21% OFF Phone Price : $28.29
In Stock
Weldment 97015976
#16

Range hood diagram

Weldment

Part #97015976

Replaced by #S97015976

?
Manufacturer substitution
This part replaces 97015976. Substitute parts can look different from the original.
$405.42
In Stock
Range Hood Fan Speed Control Kit 99271292
#NI

Range hood diagram

Range hood fan speed control kit

Part #99271292

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

Most common symptoms to help you fix your range hoods

Choose a symptom to see related range hood repairs.

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Why doesn't my range hood's fan work?

Main causes: bad fan switch, electronic control board failure, faulty user interface control, wiring failure…

Read more

Why don't my range hood's lights work?

Main causes: bad light bulb, broken light switch, bad electronic control, user interface control failure, bad light sock…

Read more

Why does my range hood's fan turn on by itself?

Main causes: sentry feature trips due to high cooktop temperature, bad temperature sensor, electronic control board fail…

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Why doesn't my range hood work?

Main causes: lack of electrical power, bad electronic control board, faulty user interface, fan and light switch failure…

Read more

Why isn't my range hood's fan pulling much air?

Main causes: clogged air filters, air duct problems, fan motor failure, broken fan blade…

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Why is my range hood's exhaust fan noisy?

Main causes: loose mounting screws, bad fan motor, damaged fan blade, worn fan motor bearings…

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Why don't my range hood's lights and fan work?

Main causes: electronic control board failure, bad user interface control, light and fan switch failures, wiring failure…

Read more

Most common repair guides to help fix your range hoods

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

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How to replace a range hood fan motor

How to replace a range hood fan motor

If the fan on the range hood won’t run, it’s likely that the fan motor has failed. Follow the steps in this guide to rep…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a range hood fan switch

How to replace a range hood fan switch

The fan switch activates the fan motor in the range hood. If the fan switch is defective, replace it using the detailed …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range hood light socket

How to replace a range hood light socket

When you replace a light bulb and it still won’t work, the socket is likely defective. Use the detailed steps in this re…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your range hoods

Use the advice and tips in these articles and videos to get the most out of your range hood.

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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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