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Craftsman
Gas Snowblower

Model # 536887221 Official Craftsman snow thrower

Here are the diagrams and repair parts for Official Craftsman 536887221 snow thrower, as well as links to manuals and error code tables, if available.

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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.

Model diagram and schematic

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ALL PARTS
Showing 10 of 232 parts  |
Height Adjustment Skid 50643-830
#23

Auger housing diagram

Height adjustment skid

Part #50643-830

Replaced by #1740912BMYP

?
Manufacturer substitution
This part replaces 50643-830. Substitute parts can look different from the original.
$20.58 | 
23% OFF Phone Price : $26.58
In Stock
Boot Spring 308146
#18

Handle assembly diagram

Boot spring

Part #308146

Replaced by #308146MA

?
Manufacturer substitution
This part replaces 308146. Substitute parts can look different from the original.
$10.97 | 
15% OFF Phone Price : $12.97
In Stock
Retaining Ring 239
#12

Track assembly diagram

Retaining ring

Part #239

Replaced by #1657528SM

?
Manufacturer substitution
This part replaces 239. Substitute parts can look different from the original.
$6.89 | 
13% OFF Phone Price : $7.89
In Stock
Screw 577015
#10

Track assembly diagram

Screw

Part #577015

Replaced by #577015MA

?
Manufacturer substitution
This part replaces 577015. Substitute parts can look different from the original.
This item is not returnable
$8.54 | 
10% OFF Phone Price : $9.54
In Stock
Cord Str Mtr 6219
#4

Electric start diagram

Cord str mtr

Part #6219

Replaced by #6219MA

?
Manufacturer substitution
This part replaces 6219. Substitute parts can look different from the original.
$58.70 | 
9% OFF Phone Price : $64.70
In Stock
Nut 71038
Nut

Part #71038

Replaced by #703902

?
Manufacturer substitution
This part replaces 71038. Substitute parts can look different from the original.
This item is not returnable
$5.56 | 
15% OFF Phone Price : $6.56
In Stock
Bolt 70993
Bolt

Part #70993

The manufacturer no longer makes this part, and there's no substitute part

Screw 70985
Screw

Part #70985

The manufacturer no longer makes this part, and there's no substitute part

Bolt 578647
#16

Auger housing diagram

Bolt

Part #578647

Replaced by #703335

?
Manufacturer substitution
This part replaces 578647. Substitute parts can look different from the original.
This item is not returnable
$10.99 | 
15% OFF Phone Price : $12.99
In Stock
Oil Seal 1065
#6

Gear case assembly diagram

Oil seal

Part #1065

Replaced by #780151MA

?
Manufacturer substitution
This part replaces 1065. Substitute parts can look different from the original.
This item is not returnable
$15.92 | 
11% OFF Phone Price : $17.92
In Stock

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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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 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 throw snow far enough?

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

Read more

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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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 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 does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

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Why won't my snowblower clear snow well?

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

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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…

Read more

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 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.…

Read more
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.…

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

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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