Segway Snarler AT6 S User Manual page 158

Exhaust pipe must be periodically cleaned of carbon deposits
as follows:
Bolt M6x16 (3x)
1
1. Remove 3 bolts M6x16.
2. Start the engine and rev it up about 20 times. At the
same time, use a towel to plug the end of the
muffler, instantly generating pressure in the exhaust
system.
3. Let the exhaust pipe to cool.
4. Reinstall spark arrester and bolts.
MAINTENANCE
Spark arrestor
2
159