Yamaha WR450F 2007 Fahrer- Und Wartungshandbuch Seite 248

SPARK ARRESTER CLEANING (For USA)
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SPARK ARRESTER CLEANING (For USA)
WARNING
• Be sure the exhaust pipe and silencer are
cool before cleaning the spark arrester.
• Do not start the engine when cleaning the
exhaust system.
1. Remove:
• Screw (silencer cap) 1
2. Remove:
• Bolt (spark arrester) 1
3. Remove:
• Tail pipe 1
• Gasket (tail pipe) 2
• Spark arrester 3
Pull the spark arrester out of the silencer.
• Gasket (spark arrester) 4
4. Clean:
• Spark arrester
Tap the spark arrester lightly, then use a
wire brush to remove any carbon depos-
its.
5. Install:
• Gasket (spark arrester)
• Spark arrester
Insert the spark arrester into the silencer
and align the bolt holes.
• Gasket (tail pipe)
• Bolt (spark arrester)
7 Nm (0.7 m · kg, 5.1 ft · lb)
6. Install:
• Silencer cap
5 Nm (0.5 m · kg, 3.6 ft · lb)
NOTE:
First tighten the two screws a located horizon-
tally apart, and then tighten the others.
INSP
ADJ