Gas Snowblower

Model # 536886121 Official Craftsman snow thrower

Here are the diagrams and repair parts for Official Craftsman 536886121 snow thrower, as well as links to manuals and error code tables, if available.

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536886121 Snowblowers
Snowblower Drive Belt 579932
#9

Engine components diagram

Snowblower drive belt

Part #579932

Replaced by #1733324SM

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Manufacturer substitution
This part replaces 579932. Substitute parts can look different from the original.
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$25.00
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Auger Belt 581264
#11

Engine components diagram

Auger belt

Part #581264

Replaced by #37X120MA

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Manufacturer substitution
This part replaces 581264. Substitute parts can look different from the original.
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$26.86
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Frction Disc 313883
#28

Drive components diagram

Frction disc

Part #313883

Replaced by #1501435MA

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Manufacturer substitution
This part replaces 313883. Substitute parts can look different from the original.
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$28.70
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Snowblower Chute Retainer Ring, Outer 585193
#23

Discharge chute diagram

Snowblower chute retainer ring, outer

Part #585193

Replaced by #585193MA

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Manufacturer substitution
This part replaces 585193. Substitute parts can look different from the original.
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$31.87
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Snowblower Shear Bolt 9524
Snowblower shear bolt

Part #9524

Replaced by #703057

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Manufacturer substitution
This part replaces 9524. Substitute parts can look different from the original.
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$8.65
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Auger Clutch Spacer 1673
#13

Handle assembly diagram

Auger clutch spacer

Part #1673

Replaced by #1673MA

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Manufacturer substitution
This part replaces 1673. Substitute parts can look different from the original.
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$12.67
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Flat Bearing 9517
#25

Auger housing diagram

Flat bearing

Part #9517

Replaced by #9517MA

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Manufacturer substitution
This part replaces 9517. Substitute parts can look different from the original.
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$8.76
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Lock Nut 1502
Lock nut

Part #1502

Replaced by #703251

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Manufacturer substitution
This part replaces 1502. Substitute parts can look different from the original.
$8.07
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Worm Gear 51405
#12

Gear case diagram

Worm gear

Part #51405

Replaced by #51405MA

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Manufacturer substitution
This part replaces 51405. Substitute parts can look different from the original.
$82.25
7% OFF Phone Price : $88.25
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Boot Spring 308146
#15

Handle assembly diagram

Boot spring

Part #308146

Replaced by #308146MA

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Manufacturer substitution
This part replaces 308146. Substitute parts can look different from the original.
$10.97
15% OFF Phone Price : $12.97
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Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

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: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…

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

Main causes: dirty carburetor, stale fuel…

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

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

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 engine valve lash

How to adjust snowblower engine valve lash

Adjust the engine valve lash on your snowblower to keep the engine starting and running smoothly.…

Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower auger drive cable

How to replace a snowblower auger drive cable

A loose or snapped auger drive cable can prevent the auger from rotating. Follow this step-by-step guide to replace the …

Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower friction disc

How to replace a snowblower friction disc

The friction disc is one of the components of the drive system. If it's worn or damaged, the snowblower won't self-prope…

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.

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.…