Shimming
8-28
Selecting the pinion shim (T3)
• Spray anti-rust lubricant on the bearing be-
fore installation. Do not apply gear oil to the
parts.
Otherwise, correct measurements
cannot be obtained.
• Keep
the parts free of foreign material, such
as dirt and lint.
Be careful not to damage the measurement
plane surface of the special service tool.
Otherwise, correct measurements cannot
be obtained.
1. Select:
• Pin
ion shim (T3)
a. Disassemble the lower unit.
b. Hold the special service tool “1”, and
then install the drive shaft “2”, thrust
bearing “3”, and drive shaft housing
assembly to the special service tool.
• Do not install the pinion shims (T3) and O-
ring. Make sure that the pinion shims (T3) are
not affixed to the thrust bearing outer race.
• Make sure to install the thrust bearing outer
race so that it is facing the same direction as
when it was removed.
• Make sure that the cutout
“a” in the drive
shaft housing assembly is facing the oppo-
site direction of the plate “4” of the special
service tool.
c. Tighten the drive shaft housing bolts
“1”.
d. Install the pinion “1” and pinion nut “2”,
and
then tighten the pinion nut “2” tem-
porarily.
When tightening the pinion nut, check that
the drive shaft turns smoothly.
e. Check that there is a gap “a” between
the pinion “1” and the special service
tool “3”.
Pinion height gauge “1”
90890-06670
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