Yamaha YZ250F(R) Owner's Service Manual page 173

OIL PUMP
ASSEMBLY AND INSTALLATION
Oil pump
1. Install:
Oil pump drive shaft 1
●
Washer 2
●
Dowel pin 3
●
Inner rotor 1 4
●
NOTE:
Apply the engine oil on the oil pump drive
●
shaft and inner rotor 1.
Fit the dowel pin into the groove in the inner
●
rotor 1.
2. Install:
Outer rotor 1 1
●
NOTE:
Apply the engine oil on the outer rotor 1.
3. Install:
Oil pump cover 1
●
Screw (oil pump cover) 2
●
Dowel pin 3
●
Inner rotor 2 4
●
Circlip 5
●
NOTE:
Apply the engine oil on the inner rotor 2.
●
Fit the dowel pin into the groove in the inner
●
rotor 2.
4 - 69
ENG
2 Nm (0.2 m · kg, 1.4 ft · lb)