Yamaha 2004 YXR660 Service Manual page 260

FRONT CONSTANT VELOCITY JOINTS, DIFFERENTIAL
GEAR AND DRIVE SHAFT
b. Connect two C size batteries to the gear
motor terminal 2 to operate the pinion gear
3. Operate the pinion gear until the paint
mark 4 on the gear is aligned with the paint
mark 5 on the gear motor case.
CAUTION:
Do not use a 12 V battery to operate the
pinion gear.
c. Insert 8 mm bolts 6 into the gear motor 7
and use them as a guide to set the motor on
the differential gear assembly 8 so that the
shift fork sliding gear 9 does not move.
CAUTION:
If the position of the shift fork sliding gear
is moved, the position of the differential
gear and the indicator light display may dif-
fer, and the 2WD or differential lock mode
may not be activated.
d. Remove the 8 mm bolts, and then install the
motor with the gear motor bolts.
Gear motor bolts
13 Nm (1.3 m · kg, 9.4 ft · lb)
L LLL L LLL L
3. Install:
• universal joint yoke
• O-ring
• washer
• nut
Use a universal joint holder 1.
Universal joint holder
P/N. YM-04062, 90890-04062
NOTE:
Apply locking agent (LOCTITE
threads.
7 - 13
DRIV
L LLL L L LLL L L LLL L L LLL L
62 Nm (6.2 m · kg, 45 ft · lb)
®
) to the nut
LLL