Gas Snowblower

Model # 31AH7T74101 Official Troybilt snow thrower

Here are the diagrams and repair parts for Official Troybilt 31AH7T74101 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
31AH7T74101 Snowblowers
Shave Plate 784-5582A
#33

Gear assembly diagram

Shave plate

Part #784-5582A

Replaced by #790-00118-0637

?
Manufacturer substitution
This part replaces 784-5582A. Substitute parts can look different from the original.
BEST SELLER
$41.50
13% OFF Phone Price : $47.50
In Stock
Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599) 710-0599
Lawn tractor screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599)

Part #710-0599

BEST SELLER
This item is not returnable
$4.91
17% OFF Phone Price : $5.91
In Stock
Worm Gear 717-0528A
#7

Gear assembly diagram

Worm gear

Part #717-0528A

Replaced by #917-04861

?
Manufacturer substitution
This part replaces 717-0528A. Substitute parts can look different from the original.
BEST SELLER
$48.57
11% OFF Phone Price : $54.57
In Stock
Starter Kit OEM-390-987
#27

Engine shroud assembly diagram

Starter kit

Part #OEM-390-987

Replaced by #33329H

?
Manufacturer substitution
This part replaces OEM-390-987. Substitute parts can look different from the original.
$203.26
6% OFF Phone Price : $215.26
Back Order
Lock Washer 736-0119
Lock washer

Part #736-0119

Replaced by #936-0119

?
Manufacturer substitution
This part replaces 736-0119. Substitute parts can look different from the original.
This item is not returnable
$6.05
14% OFF Phone Price : $7.05
In Stock
Ryobi Lawn Tractor Bolt (replaces 01000369, 1509-091, 1509-117, 153015, 706-10123-20, 706-501277-1, 710-0342, 910-3005) 710-3005
#5

Engine shroud assembly diagram

Ryobi lawn tractor bolt (replaces 01000369, 1509-091, 1509-117, 153015, 706-10123-20, 706-501277-1, 710-0342, 910-3005)

Part #710-3005

This item is not returnable
$5.11
16% OFF Phone Price : $6.11
In Stock
Yard-man Snowblower Shear Bolt (replaces 910-0890a) 710-0890A
#42

Gear assembly diagram

Yard-man snowblower shear bolt (replaces 910-0890a)

Part #710-0890A

This item is not returnable
$2.55
28% OFF Phone Price : $3.55
In Stock
Bearing 741-0245
#29

Gear assembly diagram

Bearing

Part #741-0245

Replaced by #941-0245

?
Manufacturer substitution
This part replaces 741-0245. Substitute parts can look different from the original.
$12.75
14% OFF Phone Price : $14.75
In Stock
Clutch Cable 746-0898B
#8

Frame assembly diagram

Clutch cable

Part #746-0898B

Replaced by #946-0898

?
Manufacturer substitution
This part replaces 746-0898B. Substitute parts can look different from the original.
$36.85
14% OFF Phone Price : $42.85
In Stock
Belt Wheel 754-0346
#9

Engine shroud assembly diagram

Belt wheel

Part #754-0346

Replaced by #954-0346

?
Manufacturer substitution
This part replaces 754-0346. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

$29.80
17% OFF Phone Price : $35.80
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.…

No results are available.