Checking The Pinion And Reverse Gear; Checking The Drive Shaft; Checking The Lower Case; Assembling The Lower Case - Yamaha F150B Service Manual

Checking the pinion and reverse
gear
1. Check the pinion and reverse gear.
Replace if cracked or worn.

Checking the drive shaft

See "Checking the drive shaft" (8-17).

Checking the lower case

1. Check the lower case. Replace if cracked
or damaged.

Assembling the lower case

• Use heat-resistant gloves, otherwise
burns could result.
• Remove any flammable substances,
such as gasoline and oil, around the
working area to avoid the risk of fire.
• Heat the lower case in a well-ventilated
area.
Do not reuse the bearing, always replace
it with a new one.
1. Install the original shim(s) (T1) a.
2. Heat the installation area of the roller
bearing in the lower case with a gas
torch, and then install the roller bearing
b. NOTICE: When heating the lower
case, heat the entire installation area
evenly. Otherwise, the paint on the
lower case could be burned.
b
a
Drive shaft and lower case (counter rotation model)
TIP:
Do not reuse a shim if it is any deformed or
scratched.
3. While holding the special service tool c,
strike the tool to check that the roller
bearing is installed properly. If a high-
pitched metallic sound is produced when
the special service tool is struck, the
outer race is installed properly.
Driver rod LL c: 90890-06605
Ball bearing attachment d:
90890-06629
4. Install the rollers into the needle bearing
outer race, and install the special service
tool into the needle bearing assembly e,
and then install the needle bearing
assembly e into the lower case.
g
Ball bearing attachment f: 90890-06633
Bearing outer race puller assembly g:
90890-06523
TIP:
The needle bearing contains 18 rollers.
c
d
e
f
8-62
0
1
2
3
4
5
6
7
8
9
10
A