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MTD
Gas Snowblower

Model # 31AS235-722 Official MTD snow thrower

Here are the diagrams and repair parts for Official MTD 31AS235-722 snow thrower, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 77 parts  |
Yard Machines Lawn & Garden Equipment Nut 712-04064
#14

Snow thrower diagram

Yard machines lawn & garden equipment nut

Part #712-04064

BEST SELLER
This item is not returnable
$4.49 | 
18% OFF Phone Price : $5.49
In Stock
Toro Lawn & Garden Equipment Carriage Bolt (replaces 753-08024, 910-0451) 710-0451
#74

Snow thrower diagram

Toro lawn & garden equipment carriage bolt (replaces 753-08024, 910-0451)

Part #710-0451

BEST SELLER
This item is not returnable
$5.42 | 
16% OFF Phone Price : $6.42
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Ball Bearing 741-0600
#23

Snow thrower diagram

Ball bearing

Part #741-0600

Replaced by #941-0600

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Manufacturer substitution
This part replaces 741-0600. Substitute parts can look different from the original.
BEST SELLER
$28.71 | 
17% OFF Phone Price : $34.71
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Ace Lawn & Garden Equipment Push Cap 726-0299
#16

Snow thrower diagram

Ace lawn & garden equipment push cap

Part #726-0299

This item is not returnable
$12.39 | 
14% OFF Phone Price : $14.39
In Stock
Aircap Lawn Tractor Screw (replaces 150011, 910-0134) 710-0134
#7

Snow thrower diagram

Aircap lawn tractor screw (replaces 150011, 910-0134)

Part #710-0134

This item is not returnable
$6.55 | 
13% OFF Phone Price : $7.55
In Stock
Sears Snowblower Flat Washer (replaces 936-0159) 736-0159
#72

Snow thrower diagram

Sears snowblower flat washer (replaces 936-0159)

Part #736-0159

This item is not returnable
$5.73 | 
15% OFF Phone Price : $6.73
In Stock
Troybilt Snowblower Auger Paddle 735-04033
#5

Snow thrower diagram

Troybilt snowblower auger paddle

Part #735-04033

$12.82 | 
13% OFF Phone Price : $14.82
In Stock
Lawn & Garden Equipment Engine Fuel Line Clamp 726-0205
#52

Snow thrower diagram

Lawn & garden equipment engine fuel line clamp

Part #726-0205

This item is not returnable
$5.22 | 
16% OFF Phone Price : $6.22
In Stock
Lawn & Garden Equipment Carriage Bolt 710-04071
#73

Snow thrower diagram

Lawn & garden equipment carriage bolt

Part #710-04071

This item is not returnable
$6.87 | 
13% OFF Phone Price : $7.87
In Stock
Screw 710-1003
Screw

Part #710-1003

Replaced by #710-04669

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Manufacturer substitution
This part replaces 710-1003. Substitute parts can look different from the original.
This item is not returnable
$5.22 | 
16% OFF Phone Price : $6.22
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Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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What should I do about a damaged snowblower tire?

Main causes: punctured tire, damaged rim…

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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 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 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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Why won't my snowblower chute turn?

Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…

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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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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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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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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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Repair guides for gas snowblowers

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

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How to replace a snowblower fuel filter

How to replace a snowblower fuel filter

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

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower shave plate

How to replace a snowblower shave plate

Follow the 7 easy steps in this repair guide/video to replace a worn out shave plate on your snowblower.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower chute control gearbox assembly

How to replace a snowblower chute control gearbox assembly

Replace the chute control gearbox on your snowblower if it's stripped or damaged.…

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Repair difficulty
Time required
 15 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

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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