Yamaha F150B Service Manual - page 347
8-68
Shimming (counter rotation model)
0
1
2
3
4
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8
9
10
A
Measuring the forward and reverse
gear backlash before disassembly
Two pieces of washers (90201-26M00) are
required to measure the reverse gear back-
lash for the shim adjustment on the counter
rotation model. Please prepare the washers
before starting the shimming procedure.
1.
Install the lower unit onto a repair stand.
2.
Remove the water pump assembly. See
“Removing the water pump and shift rod”
3.
Set the gear shift to the N position.
4.
Install the special service tools, and then
tighten the center bolt d temporarily.
5.
Turn the drive shaft 10 times or more to
seat the taper roller bearing.
6.
Tighten the center bolt d to the specified
torque while holding the drive shaft not to
turn.
7.
Turn the lower unit upright.
8.
Remove the cover e, and then install the
outer plate cartridge f.
Shift rod push arm a: 90890-06052
Bearing housing puller claw L b:
90890-06502
Stopper guide plate c: 90890-06501
Center bolt d: 90890-06504
R
N
F
a
b
c
d
b
Center bolt d:
20 N·m (2.0 kgf·m,14.8 ft·lb)
d
e
f