Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
WW Grinder
Chipper/Shredder

Model # 79787 Official WW Grinder chipper/shredder

Here are the diagrams and repair parts for Official WW Grinder 79787 chipper/shredder, 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.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 119 parts  |
Washer 1100255
#13

Main frame assembly diagram

Washer

Part #1100255

Replaced by #736-0262

?
Manufacturer substitution
This part replaces 1100255. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.11 | 
16% OFF Phone Price : $6.11
In Stock
Bolt 1186469
#8

Hopper assembly diagram

Bolt

Part #1186469

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

Nut 1186393
Nut

Part #1186393

Replaced by #1186393

?
Manufacturer substitution
This part replaces 1186393. Substitute parts can look different from the original.
This item is not returnable
$4.86
In Stock
Screw 1100779
#34

Main frame assembly diagram

Screw

Part #1100779

Replaced by #710-3180

?
Manufacturer substitution
This part replaces 1100779. Substitute parts can look different from the original.
This item is not returnable
$6.93 | 
13% OFF Phone Price : $7.93
In Stock
Nut 1186389
#3

Hopper assembly diagram

Nut

Part #1186389

Replaced by #1186389

?
Manufacturer substitution
This part replaces 1186389. Substitute parts can look different from the original.
This item is not returnable
$4.51
In Stock
Washer 1177548
#7

Cylinder assembly diagram

Washer

Part #1177548

Replaced by #736-0607

?
Manufacturer substitution
This part replaces 1177548. Substitute parts can look different from the original.
This item is not returnable
$5.11 | 
16% OFF Phone Price : $6.11
In Stock
Screw 1100913
Screw

Part #1100913

Replaced by #710-3001

?
Manufacturer substitution
This part replaces 1100913. Substitute parts can look different from the original.
$11.40
In Stock
Cap Screw 1186309
#2

Hopper assembly diagram

Cap screw

Part #1186309

Replaced by #1186309

?
Manufacturer substitution
This part replaces 1186309. Substitute parts can look different from the original.
This item is not returnable
$3.63
In Stock
Flange 1186328
Flange

Part #1186328

Replaced by #710-04049

?
Manufacturer substitution
This part replaces 1186328. Substitute parts can look different from the original.
$7.60
In Stock
Screw 1186329
Screw

Part #1186329

Replaced by #710-04043

?
Manufacturer substitution
This part replaces 1186329. Substitute parts can look different from the original.
This item is not returnable
$5.83
In Stock

Symptoms for gas leaf blowers

Choose a symptom to see related leaf blower repairs.

View all

What should I do if my leaf blower leaks gas?

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

Read more

Why does a leaf blower vibrate excessively?

Main causes: damaged fan blade, engine needs a tune up, dirty carburetor…

Read more

Why does my leaf blower run roughly?

Main causes: stale fuel, dirty air filter, bad spark plug, cracked fuel lines, clogged carburetor…

Read more

What should I do if my leaf blower engine smokes?

Main causes: mixing too much 2-cycle oil with the gas, dirty air filter, clogged carburetor, engine needs tune up…

Read more

Why won't my leaf blower start?

Main causes: bad gas, clogged air filter, cracked fuel lines, clogged fuel filter, dirty carburetor, bad spark plug, wor…

Read more

Repair guides for gas leaf blowers

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

View all
How to replace a leaf blower carburetor

How to replace a leaf blower carburetor

The carburetor could be the problem If the leaf blower engine won't start even though there's fuel in the tank. Follow t…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace leaf blower fuel lines

How to replace leaf blower fuel lines

Leaf blower fuel lines deteriorate with time and eventually can split or crack. You can remove and replace them yourself…

Read more
Repair difficulty
Time required
 60 minutes or less
How to rebuild a leaf blower carburetor

How to rebuild a leaf blower carburetor

If the leaf blower engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow …

Read more
Repair difficulty
Time required
 60 minutes or less

Articles and videos for gas leaf blowers

Use the advice and tips in these articles to get the most out of your leaf blower.

View all
Top 10 electric lawn and garden tools for 2023

Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…

Read more
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.…

Read more
6 easy steps for maintaining a leaf blower

6 easy steps for maintaining a leaf blower

Follow this advice for caring for your leaf blower.…

Read more

Parts & More