APRILIA RALLY 50, Manual

Page: 65 / 104

65 use and maintenance Rally 50
-
Check the wheel centering.
Have the tightening torques, centering
and balancing of the wheel checked by
your Local
APRILIA
Dealer. These are
critical safety operations, and failure to
observe this warning could lead to an
upset with subsequent serious injury or
death.
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Carefully read p. 53 (MAINTENANCE).
a
WARNING
A dirty disc soils the pads, with conse-
quent reduction of the braking efficien-
cy. Dirty pads must be replaced, while
dirty discs must be cleaned with a high-
quality degreaser.
Riding with damaged rims is dangerous
for the rider, the vehicle and other peo-
ple.
Check the conditions of the rim and
have it replaced if it is damaged.
a
WARNING
Have the rim replaced by your Local
APRILIA
Dealer.
a
CAUTION
Upon disassembly, be careful not to
damage the brake lines, disc and pads.
◆
Place the vehicle on the center stand.
a
WARNING
Before carring out the following opera-
tions, let the engine and the exhaust si-
lencer cool down until they reach room
temperature, in order to avoid burns.
◆
Unscrew and remove the two screws (1).
Brake caliper screw tightening torque (1):
19.53 ftlb (27 Nm).
a
WARNING
Upon reassembly of the brake caliper,
replace the caliper fastening screws (1)
with two new screws of the same type.
a
CAUTION
Never apply the rear brake lever after re-
moving the brake caliper. To do so will
cause the caliper pistons to fall out of
their seats in the caliper. This will cause
brake fluid to spill from the caliper.
◆
Remove the brake caliper (2), by careful-
ly withdrawing it from the brake disc.
a
WARNING
After reassembly, pull the rear brake le-
ver repeatedly and check the correct
functioning of the braking system.