Speed Queen
Trash Compactor

Model #DB8181N Official Speed Queen food waste disposer

Here are the diagrams and repair parts for Speed Queen DB8181N food waste disposer, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

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

Showing 10 of 64 parts

PHILLIPS HEAD SCREW#16

Motor assembly Diagram

Phillips head screw

Part #80870

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

FOR PHENOLIC DRAIN ELBOW)#5A

Motor assembly Diagram

For phenolic drain elbow)

Part #80885

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

SINK STOPPER ASSEMBLY#1

Sink stopper Diagram

Sink stopper assembly

Part #80802

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

Set Screw#4

Sink flange, mounting rings & boot Diagram

Set screw

Part #80818

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

Start Relay#10

Motor assembly Diagram

Start relay

Part #80865

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

Hose Clamp#4

Hopper, start switch, shredder & sound shell Diagram

Hose clamp

Part #80833

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

FLYWHEEL AND IMPELLERS#1

Motor assembly Diagram

Flywheel and impellers

Part #80840

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

Nut#22

Motor assembly Diagram

Nut

Part #80872

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

PHILLIPS HEAD SCREW#17

Motor assembly Diagram

Phillips head screw

Part #80866

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

Label#13

Hopper, start switch, shredder & sound shell Diagram

Label

Part #80879

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

Symptoms common to all trash compactors

Choose a symptom to see related trash compactor repairs.

Main causes: bent drawer support rollers, damaged trash container
Main causes: stripped or broken power nuts, broken or disconnected drive gear and sprocket chain, damaged drive parts
Main causes: broken drive gear and sprocket chain, stripped power nuts, faulty top limit and directional switch
Main cause: faulty drawer tilt switch
Main causes: stuck foot pedal, bad momentary start switch, power switch failure
Main causes: lack of power, faulty drawer safety switch, bad power switch, momentary start switch failure, bad drive motor, wiring failure

Repair guides common to all trash compactors

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

How to replace a trash compactor motor centrifugal switch

If the trash compactor ram won’t return to the top position, replace the motor centrifugal switch by following the instructions in this repair guide.

Repair difficulty
Time required
 45 minutes or less
How to replace a trash compactor momentary start switch

The momentary start switch starts the motor when you lift the foot pedal. This repair guide shows how to replace the switch if it stops working

Repair difficulty
Time required
 15 minutes or less
June 1, 2013
By Lyle Weischwill
How to replace a trash compactor power switch

If the trash compactor won’t power up, use the steps in this repair guide to replace the power switch.

Repair difficulty
Time required
 30 minutes or less

Articles and videos common to all trash compactors

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

August 30, 2022

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

By Lyle Weischwill

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

August 19, 2022

Are DIY appliance repairs safe?

By Lyle Weischwill

Find out how to stay safe when repairing your appliances.

August 17, 2021

How to read a wiring schematic video

By Lyle Weischwill

Learn how to decipher symbols so you can buy the right part for your problem.