Adjust the engine idle speed periodically on the engine at normal operating temperature.
To adjust the idle speed:

Engine oil and filter change
Throtile cable playWiring harness routing diagram
Wiring harness no. 2
Tapping clamp
: insert the clamp from the front side. Place the turn signal
and position light couplers in front of the clamp.
Steel clamp
: clamp the wiring harness at the blue taping point. Bend
the steel clamps to the front side.
...
Drive chain cleaning and
oiling
Clean and oil the chain as follows:
Wash the chain with kerosene.
Kerosene will lubricate and
clean the chain.
Warning
Kerosene can be hazardous .
Kerosene is flammable. Children
or pets may be harmed
from contact with kerosene.
Keep flames and smoking
mater ...
Oil jet removal and installation
Piston cooling oil jet
Removal
Remove the engine assembly. Refer to “engine assembly removal” in
section 1d .
Remove the crankshaft assembly. Refer to “engine
bottom side disassembly” in section 1d (page 1d-
49).
Remove the piston cooling oil jets (1) from the upper
cra ...