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
Tractor Accessories
Lawn & Garden

Model # 631118 Official Tractor Accessories chainsaw carburetor - 631118

Here are the diagrams and repair parts for Official Tractor Accessories 631118 chainsaw carburetor - 631118, 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 27 parts  |
Washer 630739
#12

Replacement parts diagram

Washer

Part #630739

Replaced by #630739

?
Manufacturer substitution
This part replaces 630739. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Diaphragm 631110
#22

Replacement parts diagram

Diaphragm

Part #631110

Replaced by #49-002

?
Manufacturer substitution
This part replaces 631110. Substitute parts can look different from the original.
This item is not returnable
$6.22 | 
14% OFF Phone Price : $7.22
In Stock
Spring 630738
#11

Replacement parts diagram

Spring

Part #630738

Replaced by #630738

?
Manufacturer substitution
This part replaces 630738. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Cover 630751
#23

Replacement parts diagram

Cover

Part #630751

Replaced by #630751

?
Manufacturer substitution
This part replaces 630751. Substitute parts can look different from the original.
This item is not returnable
$10.62 | 
24% OFF MSRP : $14.00
In Stock
Fuel Fitting 631034
#26

Replacement parts diagram

Fuel fitting

Part #631034

Replaced by #632527

?
Manufacturer substitution
This part replaces 631034. Substitute parts can look different from the original.
This item is not returnable
$9.59 | 
9% OFF Phone Price : $10.59
In Stock
Screw 630898
#10

Replacement parts diagram

Screw

Part #630898

Replaced by #630898

?
Manufacturer substitution
This part replaces 630898. Substitute parts can look different from the original.
This item is not returnable
$2.69
In Stock
Shutter 630733
#3

Replacement parts diagram

Shutter

Part #630733

Replaced by #631036

?
Manufacturer substitution
This part replaces 630733. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Inlet Needle 631010
#20

Replacement parts diagram

Inlet needle

Part #631010

Replaced by #630932A

?
Manufacturer substitution
This part replaces 631010. Substitute parts can look different from the original.
This item is not returnable
$10.23
In Stock
Shutter 630736
#9

Replacement parts diagram

Shutter

Part #630736

Replaced by #630736

?
Manufacturer substitution
This part replaces 630736. Substitute parts can look different from the original.
This item is not returnable
$3.49
In Stock
Spring 630766
#5

Replacement parts diagram

Spring

Part #630766

Replaced by #630766

?
Manufacturer substitution
This part replaces 630766. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

View all

Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Read more

Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Read more

Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Read more

Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Read more

Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Read more

Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Read more

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

View all
How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Read more
Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

View all
Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

Read more
Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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

Parts & More