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Maintenance and care
Exhaust system
Spark Arrester Screen
Tools required: Torx L-Wrench T27, Soft metal brush
Parts required: Spark arrester screen, Gasket
1. Disconnect spark plug lead from spark plug.
2. Remove silencer cover (6 screws).
3. Remove spark arrester cover, gasket, and spark arrester
screen from silencer. Replace screen if plugged with carbon
deposits.
4. Install spark arrester screen, gaskets, and cover.
5. Install silencer cover.
6. Connect spark plug lead.
Silencer and Exhaust Port
Tools required: Torx L-Wrench T27, Wooden or plastic scrap-
er
Parts required: Gasket
1. Disconnect spark plug lead from spark plug.
2. Remove silencer cover (6 screws).
3. Remove engine cover (8 screws).
4. Remove silencer,gasket and silencer insulator.
5. Clean cylinder exhaust port being careful not to scratch cyl-
inder or piston, using a wooden or plastic scraper.
6. Install silencer insulator,gasket and silencer.
7. Install engine cover and silencer cover.
8. Connect spark plug lead.
1. Spark arrester screen
3. Spark arrester cover
2. Gasket
IMPORTANT
Carbon deposits in silencer will cause a drop in engine output
and overheating. Spark arrester screen must be checked peri-
odically.
1. Silencer
3. Silencer insulator
2. Gasket
IMPORTANT
Carbon deposits in cylinder exhaust port and silencer will
cause a drop in engine output and overheating. Silencer ex-
haust port must be checked periodically. Be careful not to
scratch the cylinder or piston when cleaning the cylinder ex-
haust port.