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INSP
ADJ
OIL INJECTION SYSTEM/POWER UNIT
Loosen the air bleed screw 2 two full
turns and make sure that both the oil
and air bubbles flow out.
If oil does not come out, squeeze the
oil hose a near the oil pump inlet a
maximum of 20 times.
When there are no air bubbles left,
tighten the air bleed screw.
Wipe up any spilt oil.
Air bleed screw:
5 Nm (0.5 m • kg, 3.6 ft • lb)
CAUTION:
Do not run the engine if oil does not
flow out of the air bleed screw. Inspect
the oil pump hoses for proper routing
and make sure there are no restrictions
in the line.
POWER UNIT
Spark plug inspection
1. Inspect:
Electrodes 1
Damage/wear → Replace.
Insulator color 2
Distinctly different color → Check the
engine condition.
Color guide:
Medium to light tan color:
Normal
Whitish color:
Lean fuel mixture
Air leak
Incorrect settings
Blackish color:
Overly rich mixture
Electrical malfunction
Excessive oil use
Defective spark plug
3-11
E
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