Yamaha RS90GTZ Service Manual page 279

OIL PAN AND OIL PUMP
2. Install:
• Pin
• Inner rotor
• Outer rotor
TIP
• Each set of inner and outer rotors should be
installed with both punch marks
the same direction, either away from or
towards the oil pump assembly.
• When installing the inner rotor, align the pin in
the oil pump shaft with the groove
inner rotor.
3. Inspect:
• Oil pump operation
Unsmooth operation → Replace the oil
pump assembly.
4. Install:
• Oil pump driven gear
Oil pump driven gear bolt:
15 Nm (1.5 m•kgf, 11 ft•lbf)
TIP
• Install the oil pump driven gear with the
stamped mark "4XV" facing towards the oil
pump assembly.
• While holding the oil pump driven gear with
the universal magneto & rotor holder (rotor
holding tool)
gear bolt.
Universal magneto & rotor holder:
YU-01235
Rotor holding tool:
90890-01235
5-54
ENG
facing in
, tighten the oil pump driven
on the