Yamaha F100A, Service Manual

Page: 300 / 463

6-30
E
LOWR
SHIMMING
Forward gear
1. Install the bearing housing puller onto
the bearing housing and then engage
the center bolt with the propeller shaft
as shown.
Å
For USA and CANADA
ı
For worldwid
e
2. Slowly turn the drive shaft clockwise
and counterclockwise and record the
dial gauge’s reading when the drive
shaft stops in each direction.
T
R
.
.
Center bolt:
5 Nm (0.5 m • kg, 3.6 ft • lb)
Bearing housing puller:
YB-06207/90890-06502
Universal puller:
YB-6117
Stopper guide plate:
90890-06501
Center bolt:
90890-06504
Å
ı
3. Determine the shim size according to
the following chart.
Forward gear
backlash
Decrease or increase
Less than
0.13 mm
(0.005 in)
Thickness of shim to
be decreased (mm) =
(0.30 – measurement)
×
0.60
0.13 ~ 0.46 mm
(0.005 ~ 0.018 in) No adjustment is
needed.
More than
0.46 mm
(0.018 in)
Thickness of shim to
be increased (mm) =
(measurement – 0.30)
×
0.60