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MTD 31A-250-800 snow thrower Parts
Here are the diagrams and repair parts for MTD 31A-250-800 snow thrower, as well as links to manuals and error code tables, if available.
Owner’s manual
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Browse Parts for31A-250-800 Snowblowers
Fuel tank/auger diagram
Auger Assembly
Part #684-04228Replaced by #984-04253-0637
Manufacturer substitutionThis part replaces 684-04228. Substitute parts can look different from the original.In Stock$305.91$12.00 OFF Phone Price : $317.91
Qty
Fuel tank/auger diagram
Spacer
Part #750-0589Replaced by #950-0589
Manufacturer substitutionThis part replaces 750-0589. Substitute parts can look different from the original.In Stock$33.72QtyFuel tank/auger diagram
Half Pulley
Part #756-0416BReplaced by #956-0416B
Manufacturer substitutionThis part replaces 756-0416B. Substitute parts can look different from the original.In Stock$40.20QtyFuel tank/auger diagram
Auger Assembly 21" With Solid Shaft (without Rubber Paddles
Part #684-04202
The manufacturer no longer makes this part, and there's no substitute part
Fuel tank/auger diagram
Spacer
Part #750-0716A
The manufacturer no longer makes this part, and there's no substitute part
Chute/handle/shroud diagram
Adapter
Part #731-04886
The manufacturer no longer makes this part, and there's no substitute part
Fuel tank/auger diagram
Fuel Tank Gasket
Part #721-04006
The manufacturer no longer makes this part, and there's no substitute part
Fuel tank/auger diagram
Wheel, 7 X 1.50 Dia. Lug
Part #734-04225
The manufacturer no longer makes this part, and there's no substitute part
Chute/handle/shroud diagram
Upper Chute
Part #731-04354A
The manufacturer no longer makes this part, and there's no substitute part
Fuel tank/auger diagram
Gas Line
Part #751-0535
The manufacturer no longer makes this part, and there's no substitute part
Most common symptoms to help you fix your snowblowers
Choose a symptom to see related snowblower repairs.
Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets...
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...
Main causes: dirty carburetor, stale fuel...
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: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, ...
Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly...
Repair guides for gas snowblowers
These step-by-step repair guides will help you safely fix what’s broken on your snowblower.
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....
Repair time and Difficulty
15 minutes or less
How to rebuild a snowblower carburetor
Rebuild the carburetor on your snowblower if the engine isn't getting fuel....
Repair time and Difficulty
45 minutes or less
How to replace a snowblower 4-way chute control assembly
Replace the 4-way chute control assembly on your snowblower if it’s damaged....
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.
Find easy DIY tips to fix your snowblower when it won't start...
Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs....
Get answers to frequently asked questions about Sears and Sears PartsDirect....
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