18
Cleaning Cylinder Fins
1. Remove engine cover (five screws), pull cover away from engine.
Clean cylinder fins (B) to allow cooling air to pass freely.
EXHAUST SYSTEM
Spark Arrestor Screen
Level 2.
Tools required: Cross Head Screwdriver, Pointed Wood Stick,
Soft metal brush
Parts Required: Spark arrestor screen P/N 14586206720,
(2) Gaskets P/N 14586604261
IMPORTANT
Carbon deposits in muffler will cause a drop in engine output and
overheating. Spark arrestor screen must be checked periodically.
1. Remove spark plug and engine cover (five screws).
2. Remove spark arrestor cover (A), gasket (B) and spark arrestor
screen (C) from muffler.
3. Clean carbon deposits from muffler components.
4. Replace screen if it is cracked, plugged, or has holes burned
through.
5. Assemble components in reverse order.
Cylinder Exhaust Port
Level 3.
IMPORTANT
The cylinder exhaust port must be inspected and cleaned of
excess carbon every 3 months or 90 hours of operation in order
to maintain this engine within the emissions durability period.
ECHO strongly recommends that you return your unit to your
ECHO dealer for this important maintenance service.
A
B
C
B
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