Cylinder fins
Silencer cover | Silencer |
|
A
B
CLEANING CYLINDER FINS
(Check Periodically)
NOTE
Clogged fins will cause poor engine cooling.
1.Carefully remove housing and clean dirt and dust from fins.
2.Reinstall housing.
CLEANING SILENCER AND EXHAUST PORT
(Check Periodically)
1.Carefully remove housing halves.
2.Remove and disassemble silencer.
NOTE
Be careful not to scratch the cylinder or piston when cleaning the cylinder exhaust port.
3.Clean deposits from cylinder exhaust port and silencer.
EXHAUST PORT CLEANING
Level 2.
Tools required: 4 mm Hex Wrench, Wood or plastic scraper
Parts Required:As needed: Heat Shield
1.Remove spark plug lead from spark plug, and remove engine cover (2 screws).
2.Place piston at top dead center. Remove muffler (A) and heat shield (B).
3.Use a wood or plastic scraping tool to clean deposits from cylinder exhaust port.
IMPORTANT
Never use a metal tool to scrape carbon from the exhaust port.
Do not scratch the cylinder or piston when cleaning the exhaust port. Do not allow carbon particles to enter the cylinder.
4.Inspect heat shield, and replace if damaged.
5.Install heat shield and muffler.
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