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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

  • Tubular Handle Assembly for Makita DCS540-21 - Part 957-310-027

    Fuel tank, tubular grip diagram

    Tubular Handle Assembly

    Part #957-310-027

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

  • Clamping Sleeve 5x16 for Makita DCS540-21 - Part 934-950-160

    Crankcase diagram

    Clamping Sleeve 5x16

    Part #934-950-160

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

  • Stop Disc for Makita DCS540-21 - Part 027-245-020

    Oil pump diagram

    Stop Disc

    Part #027-245-020

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

  • 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

  • Air Filter (nylon) for Makita DCS540-21 - Part 020-173-202

    Hood, air filter, muffler diagram

    Air Filter (nylon)

    Part #020-173-202

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

  • Angled Screw Driver for Makita DCS540-21 - Part 940-827-000

    Cylinder, piston and accessories diagram

    Angled Screw Driver

    Part #940-827-000

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

  • Air Valve Cpl. for Makita DCS540-21 - Part 957-114-010

    Fuel tank, tubular grip diagram

    Air Valve Cpl.

    Part #957-114-010

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

  • Rubber Bush for Makita DCS540-21 - Part 965-401-011

    Rubber Bush

    Part #965-401-011

    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

  • 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

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 …

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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