APRILIA ETX 125 - 1998 Manual page 45

c
Check the arrangement of the
speedometer drive (5) and of the
spacer ring (6), in order to be able to re-
assemble them correctly.
Remove the wheel and carefully with-
draw the disc from the brake caliper.
Disconnect the odometer control (5).
Take the spacer ring (6).
a
Never pull the front brake lever
after removing the wheel, other-
wise the caliper pistons may go
out of their seats, thus causing the out-
flow of the brake fluid. In this case con-
sult your aprilia Official Dealer, who
will carry out the proper maintenance
operation.
REASSEMBLY
Carefully read p. 39 (MAINTENANCE).
a
While reassembling the wheel,
be careful not to damage the
brake pipe, the disc and the
pads.
Position the wheel between the fork
rods, on the support (2), without fitting
the disc in the brake caliper.
c
Grease the inside of the odometer
control.
Correctly position the odometer control
(5) in the appropriate seat in the wheel
hub.
c
Moderately grease the outer
seats of the wheel hub.
Insert the shorter diameter of the spacer
ring (6) in the wheel hub seat (left side in
the travelling direction).
c
When fitting the disc in the brake
caliper, proceed with care.
Place the spacer ring (6) and the
odometer control (5) so that the tooth (7)
is positioned under the antirotation pin
(8) provided on the fork right rod.
Move the wheel and carefully fit the disc
in the brake caliper.
c
Uniformly apply a moderate
quantity of grease on the wheel
pin.
Partially insert the wheel pin (4) from the
right side of the vehicle (travelling
direction).
Thrust the wheel pin and at the same
time move the wheel (in such a way as to
align the pin axes and the wheel), until
introducing the wheel pin completely.
Screw and tighten the wheel pin (4).
Wheel pin (4) driving torque:
80 Nm (8 kgm).
a
Due to the weight and dimen-
sions of the vehicle, the follow-
ing operation cannot be per-
formed by one person only.
Proceed with care and make sure that
you can support the weight of the vehi-
cle.
c
Weight of the vehicle (ready for
starting): 129 kg.
Raise the front part of the vehicle and re-
move the support positioned under the
engine during disassembly.
Lower the vehicle and position it on the
stand.
With pulled front brake lever, press the
handlebar repeatedly, thrusting the fork
downwards. In this way the fork rods will
settle properly.
Tighten the two wheel pin clamp screws
(3).
Wheel pin clamp screw (3) driving
torque: 15 Nm (1,5 kgm).
a
After reassembly, pull the front
b r a k e l e v e r r e p e a t e d l y a n d
check the correct functioning of
the braking system.
Check the wheel centering.
Have the driving torques, centering and
balancing of the wheel checked by your
aprilia Official Dealer, in order to avoid
accidents that may be harmful for you
and/or other people.
use and maintenance ETX 125 45