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Tractor Accessories
Lawn & Garden

Model # 631940 Official Tractor Accessories carburetor

Here are the diagrams and repair parts for Official Tractor Accessories 631940 carburetor, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 26 parts  |
Lawn & Garden Equipment Engine Carburetor Float 27105
#14

Replacement parts diagram

Lawn & garden equipment engine carburetor float

Part #27105

$24.67
In Stock
Lawn & Garden Equipment Engine Carburetor Idle Adjustment Screw 27112
#7

Replacement parts diagram

Lawn & garden equipment engine carburetor idle adjustment screw

Part #27112

This item is not returnable
$2.16
In Stock
Shaft 27106
#15

Replacement parts diagram

Shaft

Part #27106

This item is not returnable
$3.26
In Stock
Inlet Needle 631687
#13

Replacement parts diagram

Inlet needle

Part #631687

This item is not returnable
$27.69
In Stock
Shutter 631682
#3

Replacement parts diagram

Shutter

Part #631682

$15.94
In Stock
Washer 632040
#26

Replacement parts diagram

Washer

Part #632040

This item is not returnable
$6.14
In Stock
Spring 31503
#9

Replacement parts diagram

Spring

Part #31503

This item is not returnable
$2.16
In Stock
Power Screw 631764
#21

Replacement parts diagram

Power screw

Part #631764

$27.87
In Stock
Spring 32096
#27

Replacement parts diagram

Spring

Part #32096

This item is not returnable
$4.17
In Stock
O-ring 27544
#24

Replacement parts diagram

O-ring

Part #27544

This item is not returnable
$2.16
In Stock

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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Why doesn't my snowblower auger turn?

Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…

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Why won't my snowblower clear snow well?

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

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Why won't my snowblower start?

Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…

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What should I do about a damaged snowblower tire?

Main causes: punctured tire, damaged rim…

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Why won't my snowblower throw snow far enough?

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…

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How do I tune up my snowblower?

Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…

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Why does my snowblower engine run rough?

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

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Why does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

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Why doesn't my snowblower self propel?

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…

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Repair guides for gas snowblowers

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How to replace a snowblower fuel filter

Replace the fuel filter on your snowblower if it's clogged or damaged.…

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Repair difficulty
Time required
 15 minutes or less
How to adjust snowblower skid shoes

How to adjust snowblower skid shoes

To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high.…

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Repair difficulty
Time required
 15 minutes or less
How to rebuild a snowblower carburetor

How to rebuild a snowblower carburetor

Rebuild the carburetor on your snowblower if the engine isn't getting fuel.…

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Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your snowblowers

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

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How to make your snowblower last longer

How to make your snowblower last longer

Learn the steps to take to adjust and maintain your snowblower so it lasts longer.…

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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.…

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Top questions about Sears and Sears PartsDirect

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