105
MAINTENANCE AND LUBRICATION
Spark Arrestor (Cont.)
The exhaust pipe must be periodically purged of accumulated carbon as
follows:
1. Remove the cleanout
plug (A) located on the
bottom of the muffler as
shown above.
2. Place the transmission in
neutral and start the en-
gine. Purge accumulated
carbon from the system
by momentarily revving
the engine several times.
3. If some carbon is expelled, cover the exhaust outlet and rap on the pipe
around the cleanout plug while revving the engine several more times.
4. If particles are still suspected to be in the muffler, back the machine
onto an incline so the rear of the machine is one foot higher t han the
front. S et the parking brake and block the wheels. Make sure the ma-
chine is in neutral and repeat steps 2 and 3.
5. If particles are still suspected to be in the muffler, drive the m achine
onto the incline so the front of the machine is one foot higher than the
rear. Set the parking brake and block the wheels. Make sure the ma-
chine is in neutral and repeat steps 2 and 3.
6. Repeat steps 2 through 5 until no more particles are expelled when the
engine is revved.
7. Stop the engine and allow the arrestor to cool.
8. Reinstall the arrestor plug.
A
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