Yamaha YFM45FAR Service Manual page 104

CLEANING THE SPARK ARRESTER
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Remove the bolt 1.
G
Remove the tailpipe 2 by pulling it out of the
G
muffler.
G
Tap the tailpipe lightly with a soft-face
hammer or suitable tool, then use a wire
brush to remove any carbon deposits from
the spark arrester portion of the tailpipe and
the inner contact surfaces of the muffler.
Insert the tailpipe 2 into the muffler and
G
align the bolt holes.
Insert the bolt 1 and tighten it.
G
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