Yamaha F50F Service Manual page 154

LOWR
2. Apply grease to new oil seals, and then
install them into the propeller shaft hous-
ing to the specified depth.
NOTE:
Install an oil seal halfway into the propeller
shaft housing, then the other oil seal.
Driver rod LS 3: 90890-06606
Ball bearing attachment 4:
90890-06637
Depth c:
4.25 ± 0.25 mm (0.167 ± 0.010 in)
3. Install the original shim(s) 5 and new
ball bearing 6 onto the reverse gear 7
using a press.
CAUTION:
Add or remove shim(s), if necessary, if
replacing the reverse gear, propeller shaft
housing, or lower case.
Bearing inner race attachment 8:
90890-06639
6-11
Lower unit
4. Install the reverse gear assembly into the
propeller shaft housing using a press.
Needle bearing attachment 9:
90890-06608
6C13G11