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Makita
Gas Chainsaw

Model # DCS520I Official Makita 18" gas chainsaw

Here are the diagrams and repair parts for Official Makita DCS520I 18" gas 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 185 parts  |
Gasket 965524021
#18

Hood/air filter/intake system diagram

Gasket

Part #965524021

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

Starter Assembly 026160620
#6

Ignitlon electronics/flywheel/starter diagram

Starter assembly

Part #026160620

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

Fuel Line 965404460
Fuel line

Part #965404460

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

Prefilter, D 020173011
#36

Cylinder/piston/crankshaft diagram

Prefilter, d

Part #020173011

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

Bolt, Dcs520 027213230
#8

Cylinder/piston/crankshaft diagram

Bolt, dcs520

Part #027213230

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

Idle Stop Sc 020150240
#4

Carburetor diagram

Idle stop sc

Part #020150240

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

Suction Head 963601260
#9

Tubular grip/rubber buffer/muffler diagram

Suction head

Part #963601260

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

Self-cutting 913455164
#22

Tubular grip/rubber buffer/muffler diagram

Self-cutting

Part #913455164

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

Disc Washer 900004354
#27

Oil pump, clutch, chain brake diagram

Disc washer

Part #900004354

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

Crankshaft 020120010
#23

Cylinder/piston/crankshaft diagram

Crankshaft

Part #020120010

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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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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Why does my chainsaw run roughly?

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

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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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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 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…

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

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

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