HCS-3020 4020
MAINTENANCE
X7702243801
31
© 03/2019 ECHO Inc.
Exhaust System
Spark Arrestor Screen
Level 2.
1.
Remove spark plug lead.
2.
Remove muffler cover.
3.
Place piston at Top Dead Center (TDC) to prevent carbon/dirt from
entering cylinder.
4.
Remove exhaust guide (A),
gasket (B), and screen (C) 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.
Parts Required:
Spark Arrestor Screen, Gasket
A
B
C