Yamaha F150A Service Manual page 139

16. Apply sealant to the mating surface of
the balancer assembly.
NOTE:
Do not get any sealant inside the balancer
assembly.
17. Install the balancer assembly onto the
crankcase, and then tighten the balancer
assembly bolts to the specified torques in
two stages and in the sequence shown.
1–0 Balancer bolt (M8):
1st: 18 N·m (1.8 kgf·m, 13.3 ft·lb)
2nd: 31 N·m (3.1 kgf·m, 22.9 ft·lb)
A, B Balancer bolt (M6):
1st: 7 N·m (0.7 kgf·m, 5.2 ft·lb)
2nd: 13 N·m (1.3 kgf·m, 9.6 ft·lb)
63P3F11
18. After installing the balancer assembly
onto the crankcase, apply sealant around
the periphery of the seals C, and then
install them onto the balancer assembly.
19. Align the oil pump gear with the crank-
shaft, and then install the oil pump D.
i
NOTE:
• Before installing the oil pump, be sure to fill
it with a small amount of engine oil through
the oil passage i.
• When installing the oil pump, install it so
that the oil seal does not get damaged.
Cylinder block
1
2
3
4
i
5
D
S63P5A90
6
7
8
9
5-54