2005 Yamaha Motorsports Bruin 250 Owners Manual - Page 125
2005 Yamaha Motorsports Bruin 250 Manual
Page 125 highlights
EBU13620 Spark arrester cleaning Select a well-ventilated area free of combustible materials and make sure the exhaust pipe and muffler are cool. 1. Remove the purging bolt. 3. Stop the engine and allow the exhaust pipe to cool. 4. Install the purging bolt and tighten it. 1. Purging bolt 2. Start the engine and rev it up approximately twenty times while momentarily creating exhaust system back pressure by blocking the end of the muffler with a shop towel. 8-22
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8-22
EBU13620
Spark arrester cleaning
Select a well-ventilated area free of combusti-
ble materials and make sure the exhaust pipe
and muffler are cool.
1.
Remove the purging bolt.
1.
Purging bolt
2.
Start the engine and rev it up approxi-
mately twenty times while momentarily
creating exhaust system back pressure
by blocking the end of the muffler with a
shop towel.
3.
Stop the engine and allow the exhaust
pipe to cool.
4.
Install the purging bolt and tighten it.