PIAGGIO MP3 400 i.e. Service Manual page 142

Engine
- Remove the central screw and the valve lifting
device mass stop bell using the special tool.
Specific tooling
020565Y Flywheel lock calliper spanner
- Remove the return spring and the valve lifting
mass with relevant travel end washer.
N.B.
BE CAREFUL NOT TO ALLOW THE WASHER
AND SPRING TO FALL INTO THE ENGINE
THROUGH THE CHAIN COMPARTMENT.
- Align the reference marks on the timing chain rim
with those on the head.
- Loosen the central screw on the tensioner first.
- Unscrew the 2 fastening screws and remove the
tensioner with relevant gasket.
ENG - 50
MP3 400 i.e.