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MAINTENANCE
SRM-410X
40
X7502168400
© 11/20 ECHO Incorporated
Exhaust System
Spark Arrestor Screen
Level 2.
Parts Required: Spark Arrestor Screen, Gasket
1.
Remove spark plug lead.
2.
Remove muffler cover (A).
3.
Place piston at Top Dead Center
(TDC) to prevent carbon or dirt
from entering cylinder.
4.
Remove spark arrestor screen
cover (B), screen holder (C),
gasket (D), and screen (E), from
muffler body.
5.
Clean carbon deposits from
muffler components.
Note: When cleaning carbon
deposit, 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.
Never use a metal tool to scrape carbon from the exhaust port. Do
not scratch the cylinder or piston when cleaning the exhaust port. Do
not allow carbon particles to enter the cylinder.
Parts Required: As needed: Heat Shield
A
E
D
C
B