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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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ALL PARTS
Showing 10 of 305 parts  |
Mtd Snowblower Auger Clutch Cable (replaces 946-04230a) 946-04230B
#25

Impeller/auger & housing diagram

Mtd snowblower auger clutch cable (replaces 946-04230a)

Part #946-04230B

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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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$2.99 | 
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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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Yard Machines Lawn & Garden Equipment Nut 712-04064
Yard machines lawn & garden equipment nut

Part #712-04064

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$4.49 | 
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Yard Machines Lawn Tractor Flange Nut (replaces 00012173, Wd-129-103) 712-04065
Yard machines lawn tractor flange nut (replaces 00012173, wd-129-103)

Part #712-04065

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$5.27 | 
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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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$29.36 | 
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Skid Shoe 784-5580
#24

Impeller/auger & housing diagram

Skid shoe

Part #784-5580

Replaced by #784-5580-0637

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Manufacturer substitution
This part replaces 784-5580. Substitute parts can look different from the original.
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$22.25 | 
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Snowblower Drive Cable 946-05067
#28

Engine/wheels diagram

Snowblower drive cable

Part #946-05067

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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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Manufacturer substitution
This part replaces 920-0284. Substitute parts can look different from the original.
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Snowblower Speed Selector Cable, 23-1/2-in (replaces 746-04397, 746-04397a) 946-04397A
#20

Upper & lower handles diagram

Snowblower speed selector cable, 23-1/2-in (replaces 746-04397, 746-04397a)

Part #946-04397A

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$27.73 | 
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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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