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MTD 644E gas snowthrower Parts
Here are the diagrams and repair parts for MTD 644E gas snowthrower, as well as links to manuals and error code tables, if available.
Owner’s manualBy Schematic
By Part
SELECT DIAGRAM
Browse Parts for 644E Snowblowers
Friction wheel/gears/frame cover diagram
Auger
Part #746-0897Replaced by #946-0897
Manufacturer substitutionThis part replaces 746-0897. Substitute parts can look different from the original.In Stock$35.1315% OFF Phone Price : $41.13
Qty
Yard Machines Lawn & Garden Equipment Bell Washer
In Stock$9.1110% OFF Phone Price : $10.11QtyFriction wheel/gears/frame cover diagram
Drive
Part #746-0898Replaced by #946-0898
Manufacturer substitutionThis part replaces 746-0898. Substitute parts can look different from the original.In Stock$25.6119% OFF Phone Price : $31.61QtyControl panel/handle diagram
Mtd Snowblower Chute Flange Keeper Bracket
Part #731-0851AThis item is not returnableIn Stock$6.3814% OFF Phone Price : $7.38QtyGear assembly/housing diagram
Spring
Part #732-0611Replaced by #932-0611
Manufacturer substitutionThis part replaces 732-0611. Substitute parts can look different from the original.This item is not returnableIn Stock$11.1815% OFF Phone Price : $13.18QtyGear assembly/housing diagram
Chute Adapter
Part #731-1379CReplaced by #731-1379A
Manufacturer substitutionThis part replaces 731-1379C. Substitute parts can look different from the original.This item is not returnableIn Stock$25.5619% OFF Phone Price : $31.56QtyKey/housing diagram
Mtd Lawn & Garden Equipment Plastic Plug
Part #721-0325This item is not returnableIn Stock$8.0011% OFF Phone Price : $9.00QtyMtd Lawn Tractor Bolt
Part #710-3005This item is not returnableIn Stock$6.0514% OFF Phone Price : $7.05QtyGear assembly/housing diagram
Mtd Lawn & Garden Equipment Carriage Bolt
In Stock$7.8511% OFF Phone Price : $8.85QtyFriction wheel/gears/frame cover diagram
Mtd Lawn Mower Roller Wheel
Part #756-0625This item is not returnableIn Stock$14.6312% OFF Phone Price : $16.63Qty
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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