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Home›Repair guides›Yamaha›Muffler Screen and Spark Arrester

Yamaha EF2400iS — Muffler Screen and Spark Arrester

Maintenance

For the Yamaha EF2400iS, from the Yamaha owner's manual.

Before you start

  • The engine and muffler will be very hot after the engine has been run; avoid touching them.
  • When cleaning, use the wire brush lightly to avoid damaging or scratching the muffler screen and spark arrester.

Procedure

  1. Remove the cover.
  2. Remove the muffler screen.
  3. Use a flathead screw driver to pry the spark arrester out from the muffler.
  4. Remove the spark arrester.
  5. Remove carbon deposits on the muffler screen and spark arrester using a wire brush.
  6. Check the muffler screen and spark arrester. Replace them if damaged.
  7. Install the spark arrester, aligning its projection with the hole in the muffler pipe.
  8. Install the muffler screen.
  9. Install the cover.

Tools required

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Source: Yamaha owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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