Model # 51940 Official Toro brush cutter

Here are the diagrams and repair parts for Official Toro 51940 brush cutter, 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.

Owner’s manual

Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 124 parts |

#32

Engine diagram

Toro screw-clutch

Part #6635301

This item is not returnable

$5.49

In Stock

Qty

#35

Engine diagram

Toro clip-hose

Part #6969901

This item is not returnable

$6.51

In Stock

Qty

Upper shaft diagram

Toro button-off lock

Part #983623001

$7.71

In Stock

Qty

#28

Upper shaft diagram

Toro nut-he x

Part #81068

This item is not returnable

$5.49

In Stock

Qty

Attachment shaft diagram

Gear case

Part #PA01364

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

#10

Attachment shaft diagram

Lawn & garden equipment hex nut

Part #04277

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

#19

Attachment shaft diagram

Hex

Part #983379078

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

Piston diagram

Washer keeper

Part #6968701

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

Attachment shaft diagram

Hex washer

Part #983774003

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

#30

Engine diagram

Rotor

Part #6457401

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

Most common symptoms to help you fix your ranges

Choose a symptom to see related range repairs.

View all

Why can't I unlock my range's oven door?

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…

Why is my range's oven temperature wrong?

Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite…

Why won't my range's oven heat?

Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…

How do I get rid of streaks on my range's oven window?

Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin…

Why doesn't my range's oven broiler work?

Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…

Why won't my range's oven bake?

Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen…

Why isn't my range working?

Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…

Most common repair guides to help fix your ranges

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

View all

How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …

Repair difficulty

Time required

30 minutes or less

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…

Repair difficulty

Time required

15 minutes or less

Effective articles & videos to help repair your ranges

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

View all

How to clean and maintain your stove

Learn how to clean and maintain your stove to keep it in top shape.…

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.…

Top questions about Sears and Sears PartsDirect

Model # 51940 Official Toro brush cutter

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Most common symptoms to help you fix your ranges

Why can't I unlock my range's oven door?

Why is my range's oven temperature wrong?

Why won't my range's oven heat?

How do I get rid of streaks on my range's oven window?

Why doesn't my range's oven broiler work?

Why won't my range's oven bake?

Why isn't my range working?

Most common repair guides to help fix your ranges

How to replace a range oven door switch

How to replace a range oven door lock assembly

Effective articles & videos to help repair your ranges

How to clean and maintain your stove

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

Top questions about Sears and Sears PartsDirect

Parts & More

Stay Connected

Quick links

Let us help you

More resources