Disc Inspection - PIAGGIO Beverly 500 i.e. Workshop Manual

Beverly 500 i.e.
White anhydrous-calcium based grease to protect
roller bearings; temperature range between -20 C
and +120 C; with NLGI 2; ISO-L-XBCIB2.
- Insert the hub - disc assembly in the wheel axle.
Locking torques (N*m)
Rear brake disc mounting 11 ÷ 13

Disc Inspection

•
Remove the rear brake calliper.
•
Use the micrometer to check the thick-
ness of the disc as shown in the pho-
tograph
Characteristic
Standard thickness:
5 +0.2-0.1 mm
•
Repeat the measurement in at least 6
points on the disc
•
Check that the measurement does not
deviate over 0.1 mm
•
Check that the brake disc assembly ro-
tates smoothly using the appropriate
tool fixed onto the brake calliper as
shown in the photograph.
•
Suitably fix the flange to the wheel axle
with the original nut and spacer and a
Ø 17 mm bearing
N.B.
SO AS NOT TO GET A DISTORTED READING, CAUSE THE
DRIVEN PULLEY SHAFT TO TURN IN ORDER TO ROTATE
THE DISC.
Specific tooling
020335Y Magnetic mounting for dial gauge
Characteristic
Max. deviation allowed:
0.1 mm
•
If incorrect values are detected, replace the disc. If the problem persists, replace the hub.
Braking system
BRAK SYS - 291