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Homelite
Gas Chainsaw

Model # UT10870 Official Homelite chainsaw

Here are the diagrams and repair parts for Official Homelite UT10870 chainsaw, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 140 parts  |
Lawn & Garden Equipment Washer 04939A
Lawn & garden equipment washer

Part #04939A

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

Carburetor Spacer Seal 06873
#14

Carb./muffler/air filter diagram

Carburetor spacer seal

Part #06873

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

Chainsaw E-ring 08981
Chainsaw e-ring

Part #08981

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

Deflector 07396A
#6

Carb./muffler/air filter diagram

Deflector

Part #07396A

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

Spring A97908
#2

Starter-ignition diagram

Spring

Part #A97908

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

Short Block UP04161
#6A

Engine internal-oil pump diagram

Short block

Part #UP04161

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

Bll Brng/cse A04931
#16

Engine internal-oil pump diagram

Bll brng/cse

Part #A04931

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

Washer PS84065
#15

Starter-ignition diagram

Washer

Part #PS84065

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

Fuel Cap DA07590
#18

Engine housing/fuel tank/oil tank diagram

Fuel cap

Part #DA07590

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

Starter Pull PS03117
#3

Starter-ignition diagram

Starter pull

Part #PS03117

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

Symptoms for gas chainsaws

Choose a symptom to see related chainsaw repairs.

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Why won't my chainsaw start?

Main causes: stale gasoline, cracked fuel lines, dirty carburetor, damaged spark plug, worn piston rings…

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Why does my chainsaw run roughly?

Main causes: bad gas, engine needs tune up, cracked fuel lines, dirty carburetor…

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What should I do if my chainsaw leaks gas?

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

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Repair guides for gas chainsaws

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

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How to rebuild a chainsaw carburetor

How to rebuild a chainsaw carburetor

If your chainsaw isn't running well, a dirty carburetor could be the problem. You can take it apart, clean it and rebuil…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace chainsaw fuel lines

How to replace chainsaw fuel lines

The fuel line on a chainsaw becomes brittle over time and can crack. Replacing it doesn't require a lot of DYI experienc…

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Repair difficulty
Time required
 15 minutes or less
How to replace a chainsaw carburetor

How to replace a chainsaw carburetor

If the engine won't start even though there's fuel in the chainsaw, the carburetor could be the problem. Sometimes, it's…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your chainsaws

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

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What are the most common replacement parts for chainsaws?

What are the most common replacement parts for chainsaws?

Learn about the most common replacement parts for chainsaws and how they can help you fix chainsaw problems.…

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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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