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MTD
Gas Snowblower

Model # 31A-242-762 Official MTD snow thrower

Here are the diagrams and repair parts for Official MTD 31A-242-762 snow thrower, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 87 parts  |
Lawn & Garden Equipment Lock Nut, 5/16-18 (replaces 753-05591) 712-04063
Lawn & garden equipment lock nut, 5/16-18 (replaces 753-05591)

Part #712-04063

BEST SELLER
This item is not returnable
$4.21 | 
19% OFF Phone Price : $5.21
In Stock
Lawn & Garden Equipment Nut 712-04064
Lawn & garden equipment nut

Part #712-04064

BEST SELLER
This item is not returnable
$4.16 | 
19% OFF Phone Price : $5.16
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Washer 710-1005
#26

Auger & drive system diagram

Washer

Part #710-1005

Replaced by #710-0599

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Manufacturer substitution
This part replaces 710-1005. Substitute parts can look different from the original.
BEST SELLER
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$4.91 | 
17% OFF Phone Price : $5.91
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Snowblower Chute Deflector 731-04426A
#7

Chute & handle diagram

Snowblower chute deflector

Part #731-04426A

Replaced by #731-04426C

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Manufacturer substitution
This part replaces 731-04426A. Substitute parts can look different from the original.
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$24.40 | 
17% OFF Phone Price : $29.40
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Lawn & Garden Equipment Carriage Bolt 710-04071
#2

Chute & handle diagram

Lawn & garden equipment carriage bolt

Part #710-04071

This item is not returnable
$6.87 | 
13% OFF Phone Price : $7.87
In Stock
Lawn Tractor Screw 710-0642
#23

Auger & drive system diagram

Lawn tractor screw

Part #710-0642

This item is not returnable
$5.68 | 
15% OFF Phone Price : $6.68
In Stock
Lawn Tractor Hex Bolt 710-3008
#26

Chute & handle diagram

Lawn tractor hex bolt

Part #710-3008

This item is not returnable
$4.31 | 
22% OFF MSRP : $5.50
In Stock
Lawn & Garden Equipment Cable Tie 725-0157
Lawn & garden equipment cable tie

Part #725-0157

Replaced by #726-0178

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Manufacturer substitution
This part replaces 725-0157. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Lawn & Garden Equipment Hex Screw 710-0896
#25

Auger & drive system diagram

Lawn & garden equipment hex screw

Part #710-0896

This item is not returnable
$5.44 | 
16% OFF Phone Price : $6.44
In Stock
Lawn & Garden Equipment Engine Fuel Line Clamp 726-0205
#8

Auger & drive system 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

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 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 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 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 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 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 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 does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

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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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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 snowblower skid shoes

How to replace snowblower skid shoes

To prevent damage to your snowblower auger, replace the skid shoes when both sides of the shoe are worn. It's an easy re…

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Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower auger drive cable

How to replace a snowblower auger drive cable

A loose or snapped auger drive cable can prevent the auger from rotating. Follow this step-by-step guide to replace the …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower electric starter

How to replace a snowblower electric starter

Replace the electric starter on your snowblower if it doesn't work.…

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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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