Yamaha YFM250XL(C) Service Manual page 153

ENGINE ASSEMBLY AND ADJUSTMENT
6.Apply:
4-stroke engine oil
(to the oil pump inner parts)
7.Install:
Rotor housing 1
Outer rotor 2
Inner rotor 3
Dowel pins 4
Oil pump driven gear 5
Dowel pin 6
Oil pump cover 7
Screw 8
Screw:
7 Nm (0.7 m • kg, 5.1 ft • lb)
8.Apply:
4-stroke engine oil
(to the oil passages in the crankcase)
CAUTION:
Apply a liberal amount of 4-stroke engine
oil to the oil pump passages in the crank-
case, or the engine may be damaged.
9.Apply:
4-stroke engine oil
(to the oil passages in the oil pump)
10.Install:
Gasket
Oil pump assembly 1
Oil pump:
7 Nm (0.7 m • kg, 5.1 ft • lb)
WARNING
Always use a new gasket.
11.Install:
Gasket 1 (new)
Dowel pin 2
Crankcase spacer 3 (right)
Crankcase spacer (right):
7 Nm (0.7 m • kg, 5.1 ft • lb)
WARNING
Always use a new gasket.
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ENG
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