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eXhausT sysTem
Spark Arrestor Screen
Level 2.
Tools required: Cross Head Screwdriver, 3 mm Hex Wrench, soft
metal brush
Parts Required: Spark arrestor screen, Gasket
IMPORTANT
Carbon deposits in mufer will cause a drop in engine output and
overheating. Spark arrestor screen must be checked periodically.
1. Remove spark plug lead and spark plug.
2. Remove two upper 3 mm hex screws at recoil starter.
3. Remove ve engine cover screws and remove cover from engine.
4. Remove spark arrestor covers (A, B), gasket (C) and spark ar-
restor screen (D) from mufer. Replace screen if plugged with
carbon deposits.
NOTE
When cleaning carbon deposit, be careful not to damage the cata-
lytic element inside mufer.
5. Install spark arrestor screen, gasket, and covers.
6. Loosely reassemble engine cover with ve cross head and two
hex head screws.
7. Tighten all screws securely.
8. Install spark plug and spark plug lead.
A
B
C
D
Cleaning Cylinder Fins
1. Remove spark plug lead and spark plug.
2. Remove four 3 mm hex screws, side handle and recoil starter.
3. Remove engine cover (ve screws), pull cover away from engine.
Loosely install spark plug to prevent dirt from entering cylinder.
Clean cylinder ns to allow cooling air to pass freely.
4. Remove spark plug and loosely reassemble engine cover, recoil
starter, and side handle.
5. Tighten all screws securely.
6. Install spark plug and spark plug lead.