VESPA LX 50, Workshop Manual

Page: 109 / 160

- bed the O-Ring gasket (4) on a calliper body.
- Couple the internal body with the external one with assembling bolts. Refitting the pads and purging
air (see previous sections).
- Place the calliper on the disc and lock it to the support by tightening the bolts.
- Lock the pipe joint to the calliper to the prescribed torque.
Upon fitting, the parts must be perfectly clean and free of traces of oil, diesel fuel, grease, etc.. They
should be washed thoroughly in denatured alcohol before proceeding.
The sealing rings must be immersed in the operating liquid; the use of the PRF1 protection is
tolerated.
CAUTION
RUBBER PARTS SHOULD NEVER BE LEFT IN ALCOHOL FOR LONGER THAN 20 SECONDS.
AFTER WASHING, THE PIECES MUST BE DRIED WITH A BLAST OF COMPRESSED AIR AND A
CLEAN CLOTH.
Locking torques (N*m)
Screw tightening calliper to the support 20 ÷ 25 Attachment to the calliper 25 ÷ 30 Nm
1 DUST GUARDS
2 SEALING RINGS
3 PLUNGERS
4 O-RING GASKET
Front brake disc
Removal
- Should the brake disc be replaced, when refitting
the hub, apply recommended product on the fixing
bolts.
Tighten to the specified torque.
N.B.
THE SURFACE OF THE DISC WITH THE STAMPED AR-
ROW INDICATING THE DIRECTION OF ROTATION MUST
FACE THE SHOCK ABSORBER.
Recommended products
Loctite 242 product description
Apply LOCTITE medium type 242 threadlock
Locking torques (N*m)
Vespa LX 50
Braking system
BRAK SYS - 109