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MAINTENANCE
Exhaust System
Spark Arrestor Screen
Level 2.
Parts Required:
1.
Remove spark plug lead.
2.
Remove muffler cover (B).
3.
Place piston at Top Dead Center (TDC) to prevent carbon/dirt from
entering cylinder.
4.
Remove exhaust guide (C),
gasket (D), and screen (E) from
muffler body.
5.
Clean carbon deposits from
muffler components.
Note: When cleaning carbon
deposits, be careful not to
damage the catalytic
element inside muffler.
6.
Replace screen if it is cracked,
plugged, or has holes burned
through.
7.
Assemble components in
reverse order.
Exhaust Port Cleaning
Level 2.
Parts Required:
1.
Remove spark plug lead from
spark plug, and remove engine
cover.
2.
Place piston at top dead center.
Remove muffler and heat
shield.
3.
Use a wood or plastic scraping
tool to clean deposits from
cylinder exhaust port.
30
Spark Arrestor Screen, Gasket
As needed: Heat Shield
HCS-2810 / 3810
B
E
D
C
© 10/21 ECHO Incorporated
X7702248301
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