POTENTIAL HAZARD
Improper cleaning of the spark arrester.
Hot exhaust system.
WHAT CAN HAPPEN
Could injure the eyes.
Could cause burns.
Could cause carbon monoxide
poisoning, possibly leading to death.
Could start a fire.
HOW TO AVOID THE HAZARD
When cleaning the spark arrester:
Always let the exhaust system cool
prior to touching exhaust components.
Do not start the engine when cleaning
the exhaust system.
Valve Clearance
The correct valve clearance changes with
use, resulting in improper fuel-air supply or
engine noise. To prevent this, the valve
clearance must be adjusted regularly. This
adjustment however, should be left to a
professional service technician.
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