Yamaha F90D - Assembling the Lower Case; Assembling the Forward Gear

LOWR
Lower unit
6-19
6D81G11
Assembling the lower case
1. Install the needle bearing into the lower
case to the specified depth.
NOTE:
Install the needle bearing with the manufac-
ture identification mark
a
facing upward.
2. Install the sleeve, original shim(s), and
taper roller bearing outer race.
CAUTION:
Add or remove shim(s), if necessary, if
replacing the taper roller bearing or lower
case.
NOTE:
• Apply the gear oil to the inside and outside
of the sleeve before installation.
• Install the sleeve by facing the projection
c
forward.
3. Install the original shim(s) and taper roller
bearing outer race.
CAUTION:
Add or remove shim(s), if necessary, if
replacing the taper roller bearing or lower
case.
Assembling the forward gear
1. Install a new taper roller bearing into the
forward gear using a press.
Driver handle (large)
1
: YB-06071
Drive shaft needle bearing remover
and installer
2
:
YB-06155
Drive shaft needle bearing depth
stop
3
:
YB-34473
Depth
b
:
188.1
±
0.5 mm (7.41
±
0.02 in)
Drive shaft seal installer
4
:
YB-06244
Driver handle (large)
5
: YB-06071
Forward gear bearing cup
installer
6
:
YB-06276-B
Driver handle (large)
7
: YB-06071