Removing The Propeller Shaft Housing Assembly; Disassembling The Propeller Shaft Assembly; Disassembling The Propeller Shaft Housing Assembly; Checking The Propeller Shaft - Yamaha F4B Service Manual

Removing the propeller shaft
housing assembly
1. Remove the bolts a, and then remove
the propeller shaft housing assembly b.
b
TIP:
Insert flat-head screwdrivers between the
propeller shaft housing assembly b and the
lower case to remove the propeller shaft
housing assembly.
Disassembling the propeller shaft
assembly
1. Remove the shift plunger a.
2. Push the spring b, and then remove the
dog clutch c.
3. Remove the spring b.
a
b
Disassembling the propeller shaft
housing assembly
1. Remove the washers a and reverse
gear b.
a
c
Propeller shaft housing
b
a
2. Remove the ball bearing c.
c
Stopper guide plate d: 90890-06501
Stopper guide stand e: 90890-06538
Bearing puller assembly f: 90890-06535
3. Remove the oil seals g and O-ring h.
h

Checking the propeller shaft

1. Check the propeller shaft. Replace if
damaged or worn.
2. Measure the propeller shaft runout.
0
1
2
d
3
e
4
f
5
6
g
7
8
9
10
A
8-8