Yamaha WR250FM service manual Assembly and Installation Oil pump

OIL PUMP

ENG

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

T.

R.

2 Nm (0.2 m · kg, 1.4 ft · lb)

•Dowel pin 3

•Inner rotor 2 4

•Circlip 5 New

NOTE:

•Apply the engine oil on the inner rotor 2.

•Fit the dowel pin into the groove in the inner rotor 2.

4 - 70