Yamaha XS750, Manual, Page: 114 / 154

c. Hold bearing housing and check
preload. This preload is determined
by turning the shaft with a torque
wrench and measuring the resistance
of the bearings to the rotation of
the shaft.
CAUTION:
Do not hold the bearing housing in
a vise.
Preload Specification:
4
~
5 cm-kg (3.4 - 4.3 in-lb)
Nut tightening torque (for reference):
10~15m-kg (72 - 108ft-lb)
d. Repeat steps (a), (b) and (c) until
proper preload is reached.
NOTE:
Early type 1 units used a slightly
greater preload, however, use the
above specification for all types,
(9) Apply tooth pattern checking paint to
drive pinion gear. Check pattern and
adjust if necessary. Use procedure for
checking drive pinion.
(10) Install driven pinion assembly into
middle gear case as shown. Clean
bearing housing screws and apply
thread sealant. Tighten to specified
torque.
Driven Pinion Bearing Housing Screw
Torque: 2.5 m-kg (18 ft-lb)