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MTD 31AS3DDE729 snow thrower

MTD 31AS3DDE729 snow thrower Parts

Here are the diagrams and repair parts for MTD 31AS3DDE729 snow thrower, as well as links to manuals and error code tables, if available.

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Browse Parts for 31AS3DDE729 Snowblowers

  • Mtd Snowblower Chute Adjustment Spring for MTD 31AS3DDE729 - Part 932-04111

    Auger & housing/chute diagram

    Chute Spring

    Part #732-04111

    Replaced by #932-04111

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    Manufacturer substitution
    This part replaces 732-04111. Substitute parts can look different from the original.
    This item is not returnable
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    $8.03
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  • Mtd Lawn Mower Roller Wheel for MTD 31AS3DDE729 - Part 756-0625

    Handle/drive diagram

    Mtd Lawn Mower Roller Wheel

    Part #756-0625
    This item is not returnable
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    $14.63
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  • Mtd Snowblower Auger Shaft Bearing Housing for MTD 31AS3DDE729 - Part 790-00087A-0637

    Auger & housing/chute diagram

    Snowblower Auger Shaft Bearing Housing

    Part #790-00087A

    Replaced by #790-00087A-0637

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    Manufacturer substitution
    This part replaces 790-00087A. Substitute parts can look different from the original.
    This item is not returnable
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    $37.21
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  • Lawn Mower Ground Drive Belt for MTD 31AS3DDE729 - Part 954-04102

    Handle/drive diagram

    V-belt

    Part #754-04102

    Replaced by #954-04102

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    Manufacturer substitution
    This part replaces 754-04102. Substitute parts can look different from the original.
    This item is not returnable
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    $37.86
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  • Mtd Snowblower Clevis Pin for MTD 31AS3DDE729 - Part 711-1364

    Handle/drive diagram

    Mtd Snowblower Clevis Pin

    Part #711-1364
    In Stock
    $15.42
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  • Mtd Snowblower Hex Cap Screw for MTD 31AS3DDE729 - Part 710-1245B

    Handle/drive diagram

    Mtd Snowblower Hex Cap Screw

    Part #710-1245B
    This item is not returnable
    In Stock
    $36.27
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  • Washer for MTD 31AS3DDE729 - Part 736-0451

    Handle/drive diagram

    Washer

    Part #736-0451
    This item is not returnable
    In Stock
    $7.86
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  • Mtd Lawn Tractor Screw for MTD 31AS3DDE729 - Part 710-0604A

    Mtd Lawn Tractor Screw

    Part #710-0604A
    This item is not returnable
    In Stock
    $6.63
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  • Mtd Snowblower Auger Idler Pulley Bracket for MTD 31AS3DDE729 - Part 784-0434C-0637

    Auger & housing/chute diagram

    Brkt-auger W

    Part #784-0434

    Replaced by #784-0434C-0637

    Info Icon
    Manufacturer substitution
    This part replaces 784-0434. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $30.97
    16% OFF Phone Price : $36.97Info Icon
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  • Snowblower Roll Pin for MTD 31AS3DDE729 - Part 915-0249

    Handle/drive diagram

    Roll Pin

    Part #715-0249

    Replaced by #915-0249

    Info Icon
    Manufacturer substitution
    This part replaces 715-0249. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $12.40
    14% OFF Phone Price : $14.40Info Icon
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Most common symptoms to help you fix your snowblowers

Choose a symptom to see related snowblower repairs.

View all

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 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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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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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 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 chute turn?

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

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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 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 time and Difficulty

 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 time and Difficulty

 45 minutes or less
How to replace a snowblower 4-way chute control assembly

How to replace a snowblower 4-way chute control assembly

Replace the 4-way chute control assembly on your snowblower if it’s damaged.…

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Repair time and Difficulty

 30 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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Snowblower won’t start: 4 easy DIY fixes

Snowblower won’t start: 4 easy DIY fixes

Find easy DIY tips to fix your snowblower when it won't start…

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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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