Top parts for:
Get free shipping with Automatic Reorder
Gas Snowblower

Model # 31AS63EE793 Official MTD snow thrower

Here are the diagrams and repair parts for Official MTD 31AS63EE793 snow thrower, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for
31AS63EE793 Snowblowers
Lawn & Garden Equipment Cotter Pin, 1/4- To 5/16-in 714-04040
#10

Auger & housing diagram

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

Part #714-04040

BEST SELLER
This item is not returnable
$2.74
27% OFF Phone Price : $3.74
In Stock
Snowblower Auger Clutch Cable 946-04230A
#17

Auger & housing diagram

Snowblower auger clutch cable

Part #946-04230A

Replaced by #946-04230B

?
Manufacturer substitution
This part replaces 946-04230A. Substitute parts can look different from the original.
BEST SELLER
$26.96
18% OFF Phone Price : $32.96
In Stock
Troybilt Snowblower Shear Pin (replaces 738-04124) 738-04124A
#21

Auger & housing diagram

Troybilt snowblower shear pin (replaces 738-04124)

Part #738-04124A

BEST SELLER
This item is not returnable
$2.81
26% OFF Phone Price : $3.81
In Stock
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

BEST SELLER
This item is not returnable
$4.52
18% OFF Phone Price : $5.52
In Stock
Snowblower Scraper Blade 790-00120-4044
#35

Auger & housing diagram

Snowblower scraper blade

Part #790-00120-4044

Replaced by #790-00120-0637

?
Manufacturer substitution
This part replaces 790-00120-4044. Substitute parts can look different from the original.
BEST SELLER
$35.91
14% OFF Phone Price : $41.91
In Stock
Yard Machines Lawn & Garden Equipment Nut 712-04064
Yard machines lawn & garden equipment nut

Part #712-04064

BEST SELLER
This item is not returnable
$4.49
18% OFF Phone Price : $5.49
In Stock
Mtd Toro Lawn & Garden Equipment Carriage Bolt (replaces 753-08024, 910-0451) 710-0451
Mtd toro lawn & garden equipment carriage bolt (replaces 753-08024, 910-0451)

Part #710-0451

BEST SELLER
This item is not returnable
$5.42
16% OFF Phone Price : $6.42
In Stock
Mtd Snowblower Clutch Cable (replaces 746-04229b, 946-04229) 946-04229B
#27

Engine/wheel/gear diagram

Mtd snowblower clutch cable (replaces 746-04229b, 946-04229)

Part #946-04229B

BEST SELLER
$29.20
17% OFF Phone Price : $35.20
In Stock
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

BEST SELLER
This item is not returnable
$4.93
17% OFF Phone Price : $5.93
In Stock
Snowblower Wing Knob 920-0284
#20

Handle panel/handles diagram

Snowblower wing knob

Part #920-0284

Replaced by #720-04072A

?
Manufacturer substitution
This part replaces 920-0284. Substitute parts can look different from the original.
BEST SELLER
$9.33
10% OFF Phone Price : $10.33
In Stock

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

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

Main causes: punctured tire, damaged rim…

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

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, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

Main causes: dirty carburetor, stale fuel…

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

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 adjust snowblower skid shoes

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 difficulty
Time required
 15 minutes or less
How to rebuild a snowblower carburetor

How to rebuild a snowblower carburetor

Rebuild the carburetor on your snowblower if the engine isn't getting fuel.…

Repair difficulty
Time required
 45 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.…