Selecting The Pinion Shim - Yamaha 55DEHD Service Manual

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

Selecting the pinion shim

1. Install the special service tools onto the
drive shaft.
T3
2
NOTE:
9 Select the shim thickness (T3) by using the
specified measurement(s) and the calcula-
tion formula.
9 Install the special service tools onto the
drive shaft so that the taper roller bearing
outer race is at the center of the hole.
9 Tighten the wing nuts another 1/4 of a turn
after they contact the pinion height gauge
plate.
6885J11
68860560
1
1
68860565
Pinion height gauge plate B 1:
90890-06712
Pinion height gauge 2:
90890-06710
2. Install the pinion and pinion nut, and then
tighten the nut to the specified torque.
Drive shaft holder 5 3:
90890-06519
Pinion nut:
95 N·m (9.5 kgf·m, 70.1 ft·lb)
3. Measure the distance (M3) between the
special service tool and the pinion as
shown.
4
NOTE:
9 Measure the pinion at 4 points to find the
distance average.
9 Make a note of each measurement numer-
al.
Digital caliper 4: 90890-06704
Shimming
3
68860490
M3
69R60290
6-26
1
2
3
4
5
6
7
8
9