Oil Injection System; Oil Line Inspection; Power Unit; Spark Plug Inspection - Yamaha WaveRunner Gp1200R Wartungshandbuch

INSP
ADJ
OIL INJECTION SYSTEM/POWER UNIT

OIL INJECTION SYSTEM

Oil line inspection

Refer to "OIL TANK" in chapter 4.

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
2. Clean:
Spark plug
(with a spark plug cleaner or wire
brush)
3. Measure:
Spark plug gap a
Out of specification → Regap.
Spark plug gap:
1.0 ~ 1.1 mm (0.039 ~ 0.043 in)
3-9
E