Selecting The Pinion Shims; Selecting The Forward Gear Shims - Yamaha F15B Service Manual

Shimming
NOTE:
9 Shimming is not required when assembling
the original lower case and inner parts.
9 Shimming is required when assembling the
original inner parts and a new lower case.
9 Shimming is required when replacing the
inner part(s).

Selecting the pinion shims

1. Measure the thickness (M1) of the roller
bearing with the special service tool.
M1
NOTE:
9 Measure the roller bearing at 3 points to
find the clearance average.
9 Select the shim thickness (T3) by using the
specified measurement and the calculation
formula.
Digital caliper 1:
90890-06704
2. Calculate the pinion shim thickness.
Pinion shim thickness
(T3) = 6.05 - M1
6D45F11
3. Select the pinion shim(s) (T3) as follows.
more than less than

Selecting the forward gear shims

1. Turn the taper roller bearing outer race 1
1
6B460540
NOTE:
9 Select the shim thickness (T1) by using the
9 Measure the bearing outer race at three
Calculated numeral
1.13 1.20
1.20 1.30
Available shims:
1.13 and 1.20
two or three times to seat the rollers,
then measure the bearing height (M2) as
shown.
specified measurement(s) and the calcula-
tion formula.
points to find the height average.
Shimming plate 2:
90890-06701
Digital caliper 3:
90890-06704
Shimming
Use shim
1
1.13
1.20
2
3
4
5
M2
6
6B460550
7
8
9
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