Echo PB-251 - 11-09 - Cylinder Fin Cleaning; Cylinder Fin Cleaning Procedure

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Cleaning Cylinder Fins
1. Remove engine cover (two screws), pull cover away from engine.
Clean cylinder ns to allow cooling air to pass freely.
2. Loosely reassemble engine cover with two screws.
3. Tighten all screws securely.
e x h a u s T s y s T e m
Spark Arrestor Screen
Level 2.
Tools required: Cross Head Screwdriver, 4 mm Hex Wrench, Soft
metal brush
Parts Required: Spark arrestor screen, Gasket
IMPORTANT
Carbon deposits in mufer will cause a drop in engine output and
overheating. Spark arrestor screen must be checked periodically.
1. Remove two engine cover screws and remove cover from engine.
Clean cylinder ns with brush to allow cooling air to pass freely.
2. Remove spark arrestor cover (A), deector (B), plate (C), gasket
(D), and spark arrestor screen (E) from mufer. Replace screen if
plugged with carbon deposits.
NOTE
When cleaning carbon deposit, be careful not to damage the cata-
lytic element inside mufer.
3. Install spark arrestor screen, gasket, plate, deector, and cover.
4. Install engine cover or mufer cover and attach spark plug lead.
5. Tighten all screws securely.
A
B
D
C
E