Gas Snowblower

Model # 31AS2T6D799 Official MTD gas lawn mower

Here are the diagrams and repair parts for Official MTD 31AS2T6D799 gas lawn mower, as well as links to manuals and error code tables, if available.

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31AS2T6D799 Snowblowers
Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18 (replaces 753-05591) 712-04063
#8

Chute diagram

Yard machines lawn & garden equipment lock nut, 5/16-18 (replaces 753-05591)

Part #712-04063

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Yard Machines Lawn & Garden Equipment Nut 712-04064
#3

Handle diagram

Yard machines lawn & garden equipment nut

Part #712-04064

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Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599) 710-0599
Lawn tractor screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599)

Part #710-0599

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Lawn & Garden Equipment Hex Head Screw 710-0895
Lawn & garden equipment hex head screw

Part #710-0895

$8.20
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Snowblower Auger Drive Belt, 1/2 X 35-1/4-in 954-04050A
#12

Engine/fuel tank diagram

Snowblower auger drive belt, 1/2 x 35-1/4-in

Part #954-04050A

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$22.79
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Yard Machines Lawn & Garden Equipment Wing Nut (replaces 01002925, 920-0279) 720-0279
#4

Handle diagram

Yard machines lawn & garden equipment wing nut (replaces 01002925, 920-0279)

Part #720-0279

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Lawn Mower Wheel, 8 X 2-in 634-04659
#1

Wheels diagram

Lawn mower wheel, 8 x 2-in

Part #634-04659

$38.24
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Lawn & Garden Equipment 8-inch Wheel Hub Cap 731-07173
#3

Wheels diagram

Lawn & garden equipment 8-inch wheel hub cap

Part #731-07173

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Lawn & Garden Equipment Engine Fuel Line Clamp 726-0205
#5

Engine/fuel tank diagram

Lawn & garden equipment engine fuel line clamp

Part #726-0205

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$5.22
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Snowblower Hex Cap Screw 710-1245B
#3

Engine/fuel tank diagram

Snowblower hex cap screw

Part #710-1245B

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Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

Main causes: punctured tire, damaged rim…

Main causes: dirty carburetor, stale fuel…

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

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

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

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

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

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

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

Repair guides for gas snowblowers

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

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.…

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.…

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.…

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.

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…

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.…

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.…