Installing The Nuts - Yamaha YFM50S Service Manual

REAR AXLE/FINAL DRIVE ASSEMBLY AND DRIVE
SHAFT
EBS00397

INSTALLING THE NUTS

1. Tighten:
• nuts 1, 2
M MMM M MMM M M MMM M
a. Check if the rear brake assembly is installed
on the rear axle housing. If the rear brake
assembly is not installed, refer to "FRONT
AND REAR BRAKES" in chapter 7 for
installation instructions.
NOTE:
Before tightening the nuts, apply the LOC-
®
TITE to the thread portion of the rear axle.
b. Finger tighten the inside nut 1 while check-
ing the ring gear engagement.
c. Tighten the inside nut with rear axle nut
wrench to specification while holding the
rear axle.
Axle nut wrench (36 mm)
P/N. YM-37132, 90890-01422
Inside nut (first tightening)
110 Nm (11.0 m · kg, 80 ft · lb)
d. Hold the inside nut 1 and tighten the out-
side nut 2 with the rear axle nut wrench to
specification.
Outside nut
130 Nm (13.0 m · kg, 94 ft · lb)
e. Draw a line a on the inside and outside nut.
f. Hold the outside nut 2 and tighten back the
inside nut 1 with the rear axle nut wrench
to specification.
Inside nut (final tightening)
160 Nm (16.0 m · kg, 115 ft · lb)
g. Measure the distance b between the lines.
If distance b is less then 3 mm (0.12 in),
retighten back the inside nut.
L LLL L LLL L L LLL L
6 - 13
DRIV
M MMM M M MMM M M MMM M MMM
L LLL L L LLL L L LLL L LLL