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z harm or damage may occur if use coolant that does not meet the specification.(50%
standard green coolant and 50%distill water)
Idle Speed
Adjustment
Never make unnecessary adjustments. The factory recommended settings are correct
for most applications. It’s not necessary to disassemble the screw unless the idle speed
needs to adjustment.
Warm up the engine (5~10min)
a. Connect the tachometer; adjust the throttle
to limit the idle speed. The standard value is
(900±RPM).
b. Adjust the screw and adjust the idle speed
to an ideal value.
c. Repeat step b until the RPM of engine
stables.
Spark plug inspection
z Clean spark plug
Check spark plug refer to Preventative maintenance and service log, if too much carbon
adhered, which will weaken the spark.
Clear the carbon adhered with a dry brush, and scratch the carbon adhered to insulating
lay carefully with a file. And blow of dust with dry and clear air. And adjust the space to
0.9～1.1mm/0.035～0.043inch.
z Spark plugs replacement
The spark plugs should be replaced every 30000km/18641miles, or 18 months.
Screws
Screws
Plastic cove
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