29
maintenance
WARNING
• Never use an engine without an
appropriate spark arrester in the forest
areas! Doing so may cause a fire!
1. Unscrew 6 bolts (1) and take off shutter
(2).
2. Remove the muffler screen (3), and remove
the bolt (4).
3. Clean the carbon on the muffler screen
with a wire brush.
4. Check the muffler screen and spark ar-
rester, replace if it damaged.
5. Install spark arrester.