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Makita DCS540-21 chainsaw Parts

Here are the diagrams and repair parts for Makita DCS540-21 chainsaw, as well as links to manuals and error code tables, if available.

Makita DCS540-21 chainsaw
By Schematic
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Browse Parts forDCS540-21 Chainsaws

  • Suction Line Assembly, Oil for Makita DCS540-21 - Part 020-245-040

    Oil pump diagram

    Suction Line Assembly, Oil

    Part #020-245-040

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

  • Deflectionguard for Makita DCS540-21 - Part 020-174-121

    Hood, air filter, muffler diagram

    Deflectionguard

    Part #020-174-121

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

  • Rim Sprocket (3/8" Z=7) for Makita DCS540-21 - Part 026-224-010

    Oil pump diagram

    Rim Sprocket (3/8" Z=7)

    Part #026-224-010

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

  • Flywheel Assembly for Makita DCS540-21 - Part 027-141-020

    Ignition electronics, starter diagram

    Flywheel Assembly

    Part #027-141-020

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

  • Idle Stop Screw (s) for Makita DCS540-21 - Part 001-151-240

    Carburetor diagram

    Idle Stop Screw (s)

    Part #001-151-240

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

  • Cramp for Makita DCS540-21 - Part 020-111-070

    Crankcase diagram

    Cramp

    Part #020-111-070

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

  • Pump Cover for Makita DCS540-21 - Part 118-151-165

    Carburetor diagram

    Pump Cover

    Part #118-151-165

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

  • Needle Cage 12x15x13 for Makita DCS540-21 - Part 962-210-025

    Oil pump diagram

    Needle Cage 12x15x13

    Part #962-210-025

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

  • Hood for Makita DCS540-21 - Part 027-118-154

    Hood, air filter, muffler diagram

    Hood

    Part #027-118-154

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

  • Square Nut for Makita DCS540-21 - Part 923-305-000

    Crankcase diagram

    Square Nut

    Part #923-305-000

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

Most common symptoms to help you fix your chainsaws

Choose a symptom to see related chainsaw repairs.

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

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

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

Repair guides for gas chainsaws

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

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...

Repair time and Difficulty

 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...

Repair time and Difficulty

 15 minutes or less
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...

Repair time and Difficulty

 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.

When to replace a chainsaw bar

When to replace a chainsaw bar

Chainsaw bar wear leads to crooked cuts and chain damage. Learn the signs of wear and how to choose the right replacemen...

How to tune-up a gas chainsaw

How to tune-up a gas chainsaw

Tuning up a chainsaw is easier than you think. Follow these steps to clean, inspect, and replace key parts to keep your ...

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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