Echo CS-341

20
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IMPORTANT
Carbon deposits in mufer will cause a drop in engine
output and overheating. Spark arrestor screen must be
checked periodically.
1. Remove mufer cover.
2. Remove spark arrestor screen cover, gaskets, and
screen from mufer body.
3. Clean carbon deposits from mufer components.
NOTE
When cleaning carbon deposits, be careful not to dam-
age the catalytic element inside mufer.
4. Replace screen if it is cracked, plugged, or has holes
burned through.
5. Assemble components in reverse order.
Cooling system Cleaning
• Remove spark plug lead.
• Remove two (2) mufer cover screws and mufer cover.
• Remove four (4) recoil starter housing screws and starter
housing.
• Use a stiff bristle cleaning brush (do not use a metal
brush) to remove dirt from cylinder ns in mufer and
ignition coil areas.