Yamaha EF12000DE — Spark arrester cleaning
Maintenance
For the Yamaha EF12000DE, from the Yamaha owner's manual.
Applies to: Yamaha EH65D engine
Before you start
- Muffler and spark arrester are very hot; allow to cool before cleaning.
Procedure
- Remove flange bolts from muffler cover and remove muffler cover.
- Remove special screw from spark arrester and remove spark arrester from muffler.
- Use a brush to remove carbon deposits from spark arrester screen.
- Be careful to avoid damaging screen. Replace if damaged.
- Install spark arrester and muffler protector in reverse order.
Tools required
- brush Amazon
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.