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Husqvarna
Gas Snowblower

Model # ST227-970528702 Official Husqvarna gas snowthrower

Here are the diagrams and repair parts for Official Husqvarna ST227-970528702 gas snowthrower, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 240 parts  |
Grade Handle Knob 532189713
#7

Bag of parts diagram

Grade handle knob

Part #532189713

Replaced by #532185577

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Manufacturer substitution
This part replaces 532189713. Substitute parts can look different from the original.
BEST SELLER
$10.64 | 
16% OFF Phone Price : $12.64
In Stock
Locknut Ti 873970500
Locknut ti

Part #873970500

Replaced by #596040501

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Manufacturer substitution
This part replaces 873970500. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.11
In Stock
Lawn & Garden Equipment Lock Nut 595086601
Lawn & garden equipment lock nut

Part #595086601

Replaced by #582478602

?
Manufacturer substitution
This part replaces 595086601. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.64 | 
27% OFF Phone Price : $3.64
In Stock
Lawn Tractor Bolt (replaces 539990799, 872110505) 596039401
#3

Auger & housing diagram

Lawn tractor bolt (replaces 539990799, 872110505)

Part #596039401

This item is not returnable
$5.11
In Stock
Lawn Tractor Nut (replaces 427942, 539112899) 594944401
#19

Pulleys diagram

Lawn tractor nut (replaces 427942, 539112899)

Part #594944401

This item is not returnable
$10.26
In Stock
Nutnylok.flr 532427942
#3

Light/harness diagram

Nutnylok.flr

Part #532427942

Replaced by #594944401

?
Manufacturer substitution
This part replaces 532427942. Substitute parts can look different from the original.
This item is not returnable
$10.26
In Stock
Snowblower Auger Drive Belt 501818201
#7

Pulleys diagram

Snowblower auger drive belt

Part #501818201

This item is not returnable
$25.39 | 
19% OFF Phone Price : $31.39
In Stock
Lawn Tractor Washer, 11/32-in 596204101
#13

Pulleys diagram

Lawn tractor washer, 11/32-in

Part #596204101

This item is not returnable
$5.11
In Stock
Snowblower Return Spring 587031201
#2

Pulleys diagram

Snowblower return spring

Part #587031201

$8.54
In Stock
Lawn & Garden Equipment Hex Head Bolt, 5/16-18 X 1/4-in 532428867
#7

Chassis/engine/mounting plate diagram

Lawn & garden equipment hex head bolt, 5/16-18 x 1/4-in

Part #532428867

This item is not returnable
$6.64 | 
13% OFF Phone Price : $7.64
In Stock

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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What should I do about a damaged snowblower tire?

Main causes: punctured tire, damaged rim…

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Why does my snowblower stop running after a few seconds?

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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Repair guides for gas snowblowers

These step-by-step repair guides will help you safely fix what’s broken on your snowblower.

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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.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower shave plate

How to replace a snowblower shave plate

Follow the 7 easy steps in this repair guide/video to replace a worn out shave plate on your snowblower.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower chute control gearbox assembly

How to replace a snowblower chute control gearbox assembly

Replace the chute control gearbox on your snowblower if it's stripped or damaged.…

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Repair difficulty
Time required
 15 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.

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How to make your snowblower last longer

How to make your snowblower last longer

Learn the steps to take to adjust and maintain your snowblower so it lasts longer.…

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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.…

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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.…

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