Rear Drum Brake - PIAGGIO MSS Fly 50 4T Workshop Manual

Braking system
8 - Spring
CAUTION
- THE PRESENCE OF BRAKE FLUID ON THE DISC OR
BRAKE PADS REDUCES THE BRAKING EFFICIENCY.
IN THIS CASE, REPLACE THE PADS AND CLEAN THE
DISC WITH A HIGH-QUALITY SOLVENT.
CONTACT WITH BRAKE FLUID WILL DAMAGE PAINTED
SURFACES.
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.
THE SEALING RINGS MUST BE IMMERSED IN THE OPER-
ATING LIQUID.
Refitting
Before 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.
- Reinstall the individual parts in the reverse order
to the removal, paying attention to the correct po-
sitioning of the rubber parts in order to ensure leak
tightness.
1 - Tank cap screw.
2. Tank cover.
3. Diaphragm.
4. Bellows.
5. Sealing ring.
6. Piston.
7. Gasket.
8. Spring.

Rear drum brake

Once the muffler and the wheel have been re-
moved, follow these steps:
1.Remove the shoe spring using the specific span-
ner.
2. Remove the shoe with the aid of a lever.
3. Refit the new shoes giving a few taps with the
mallet.
4. Attach the spring using the specific pliers.
BRAK SYS - 140
MSS Fly 50 4T