Yamaha F150B Service Manual page 292

LOWR
2. Apply grease to new oil seals f, and
then install them into the propeller shaft
housing to the specified depth d.
d
Bearing inner race attachment g:
90890-06640
Depth d:
4.75–5.25 mm (0.187–0.207 in)
TIP:
Install an oil seal halfway into the propeller
shaft housing, and then install the other oil
seal.
3. Install the thrust washer h to the reverse
gear i, and install a new ball bearing j.
k
j
h
i
Needle bearing attachment k:
90890-06654
TIP:
Install the ball bearing with the manufacture
identification mark e facing toward the pro-
peller shaft housing (propeller side).
8-13
Lower unit
g
e
j
h
k
4. Heat the installation area of the ball
bearing in the propeller shaft housing l
with a gas torch, and then install the
reverse gear assembly m. NOTICE:
When heating the propeller shaft
causing, heat the entire installation
area evenly. Otherwise, the propeller
f
shaft housing could be damaged.
m
l
5. After
assembly, check that the reverse gear
rotates smoothly.
installing the reverse gear