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MTD
Gas Snowblower

Model # 31AS62ED799 Official MTD gas snow thrower

Here are the diagrams and repair parts for Official MTD 31AS62ED799 gas snow thrower, as well as links to manuals and error code tables, if available.

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Owner’s manual
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Model diagram and schematic

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Showing 10 of 305 parts  |
Lawn & Garden Equipment Cotter Pin, 1/4- To 5/16-in 714-04040
#8

Impeller/auger & housing diagram

Lawn & garden equipment cotter pin, 1/4- to 5/16-in

Part #714-04040

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Troybilt Snowblower Shear Pin (replaces 738-04124) 738-04124A
#17

Impeller/auger & housing diagram

Troybilt snowblower shear pin (replaces 738-04124)

Part #738-04124A

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Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18 (replaces 753-05591) 712-04063
Yard machines lawn & garden equipment lock nut, 5/16-18 (replaces 753-05591)

Part #712-04063

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Snowblower Auger Drive Belt, 1/2 X 35-1/4-in 954-04050A
#63

Engine/wheels diagram

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

Part #954-04050A

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Yard Machines Lawn & Garden Equipment Nut 712-04064
Yard machines lawn & garden equipment nut

Part #712-04064

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Toro Lawn & Garden Equipment Carriage Bolt (replaces 753-08024, 910-0451) 710-0451
Toro lawn & garden equipment carriage bolt (replaces 753-08024, 910-0451)

Part #710-0451

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Lawn & Garden Equipment Belt 954-04260
#64

Engine/wheels diagram

Lawn & garden equipment belt

Part #954-04260

Replaced by #490-501-Y005

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Manufacturer substitution
This part replaces 954-04260. Substitute parts can look different from the original.
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Yard-man Snowblower Spring 732-04460
#11

Impeller/auger & housing diagram

Yard-man snowblower spring

Part #732-04460

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Lawn Tractor Self-tapping Screw, 5/16-18 X 3/4-in (replaces 01008620) 710-04484
Lawn tractor self-tapping screw, 5/16-18 x 3/4-in (replaces 01008620)

Part #710-04484

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Snowblower Wing Knob 920-0284
#6

Upper & lower chute diagram

Snowblower wing knob

Part #920-0284

Replaced by #720-04072A

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This part replaces 920-0284. Substitute parts can look different from the original.
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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 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 does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

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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 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 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 chute turn?

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

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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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 15 minutes or less
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