Cleaning The Spark Arrester - Yamaha YFM90RA Owner's Manual

Cleaning the spark arrester

Be sure the exhaust pipe and muffler are cool be-
fore cleaning the spark arrester.
1. Remove the screw and nut.
8
3
1. Spark arrester
2. Screw
3. Nut
2
1
2. Remove the spark arrester by pulling it out
of the muffler.
3. Tap the spark arrester lightly, and then use
a wire brush to remove any carbon deposits.
4. Insert the spark arrester into the muffler and
align the screw holes.
5. Install the screw and nut, and then tighten the
nut.
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