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Makita DCS540-21 chainsaw

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.

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Browse Parts for DCS540-21 Chainsaws

  • Label for Makita DCS540-21 - Part 980-113-841

    Crankcase diagram

    Label

    Part #980-113-841

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

  • Friction Spring for Makita DCS540-21 - Part 118-151-060

    Carburetor diagram

    Friction Spring

    Part #118-151-060

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

  • F.h. Screw M5x14 for Makita DCS540-21 - Part 908-605-145

    F.h. Screw M5x14

    Part #908-605-145

    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

  • Cover Diaphragm for Makita DCS540-21 - Part 021-151-120

    Carburetor diagram

    Cover Diaphragm

    Part #021-151-120

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

  • Throttle Shaft for Makita DCS540-21 - Part 001-151-301

    Carburetor diagram

    Throttle Shaft

    Part #001-151-301

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

  • Choke Shutter for Makita DCS540-21 - Part 001-151-260

    Carburetor diagram

    Choke Shutter

    Part #001-151-260

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

  • Nut (2) for Makita DCS540-21 - Part 001-118-062

    Hood, air filter, muffler diagram

    Nut (2)

    Part #001-118-062

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

  • Guide Plate for Makita DCS540-21 - Part 020-111-172

    Crankcase diagram

    Guide Plate

    Part #020-111-172

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

  • Screw for Makita DCS540-21 - Part 118-151-120

    Carburetor diagram

    Screw

    Part #118-151-120

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

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

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

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 …

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Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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