Craftsman
Gas Snowblower

Model #536885400 Official Craftsman 20" snow blower

Here are the diagrams and repair parts for Craftsman 536885400 20" snow blower, as well as links to manuals and error code tables, if available.

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

Showing 10 of 190 parts

Snowblower Shear Bolt Kit (replaces 1501216, 301172, 580239MA, 722130, 88951MA, C950527610MA)#22

Track assembly Diagram

Snowblower shear bolt

Part #90070971
Replaced by #1501216MA
?
Manufacturer substitution
This part replaces 90070971. Substitute parts can look different from the original.
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MSRP: $8.30
Snowblower Nut (replaces 703954, 73826MA)#17

Handle assembly Diagram

Lock nut

Part #90071035
Replaced by #703251
?
Manufacturer substitution
This part replaces 90071035. Substitute parts can look different from the original.
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Snowblower Nut (replaces 703954, 73826MA)

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Lock nut

Part #302624
Replaced by #703251
?
Manufacturer substitution
This part replaces 302624. Substitute parts can look different from the original.
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$7.26 | 
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MSRP: $8.70
Snowblower Nut (replaces 703954, 73826MA)#10

Track assembly Diagram

Lock nut

Part #9424215
Replaced by #703251
?
Manufacturer substitution
This part replaces 9424215. Substitute parts can look different from the original.
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MSRP: $8.70
Snowblower Idler Pulley#62

Drive assembly Diagram

Idler pulley

Part #50610
Replaced by #1502120MA
?
Manufacturer substitution
This part replaces 50610. Substitute parts can look different from the original.
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Snowblower Friction Wheel Shaft Bearing Assembly#57

Drive assembly Diagram

Hub

Part #90053831
Replaced by #1739282YP
?
Manufacturer substitution
This part replaces 90053831. Substitute parts can look different from the original.
In Stock
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Phone Price: $56.37
Snowblower Gearbox Housing, Right (replaces 10577)#45

Auger housing assembly Diagram

Gear case rh

Part #51278
Replaced by #10577MA
?
Manufacturer substitution
This part replaces 51278. Substitute parts can look different from the original.
This item is not returnable
In Stock
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Phone Price: $33.69
Washer

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Washer

Part #90071067

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

Snowblower Gear Case Cover, Left#51

Auger housing assembly Diagram

Gear case lh

Part #51277
Replaced by #10576MA
?
Manufacturer substitution
This part replaces 51277. Substitute parts can look different from the original.
This item is not returnable
In Stock
$28.69 | 
15% OFF 
Phone Price: $33.69
Snowblower Ground Drive Belt#9

Drive assembly Diagram

Belt

Part #302707
Replaced by #313821MA
?
Manufacturer substitution
This part replaces 302707. Substitute parts can look different from the original.
This item is not returnable

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Phone Price: $31.52

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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, engine problems
Main causes: punctured tire, damaged rim
Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case
Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect valve lash
Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, auger cable problems
Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the belts
Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems

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

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

To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high. It's an easy adjustment that you can handle yourself.

Repair difficulty
Time required
 15 minutes or less
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

Articles and videos common to all snowblowers

Use the advice and tips in these articles and videos to get the most out of your snowblower.

December 6, 2022

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

November 21, 2022

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.

November 17, 2022

What are the major parts of a snowblower?

What are the major parts of a snowblower?

Learn about major functional parts of your snowblower and when to replace them.