Gilera 633721 Workshop Manual page 352

Chassis
- Remove the complete underseat compartment.
Fuel tank
Fuel tank flap
- Open the fuel tank flap.
- Remove the hex. socket head screw shown in the
figure.
- Remove the 3 hex. socket head screws shown in
the figure.
N.B.
THE OTHER 3 SCREWS HAVE ONLY AN AESTHETIC
FUNCTION
Remove the flap, the gasket, the second flap and the second gasket.
Fuel tank filler neck
- Remove the fuel tank flap.
- Remove the central chassis cover.
- Remove the 2 retaining straps of the filler neck to
the tank.
- Remove the 2 upper hoses (the left-hand hose
and the "too short" hose; the hose on the right is
the tank breather).
N.B.
THIS OPERATION SHOULD PREFERABLY BE PERFORMED WITH THE TANK EMPTY.
CHAS - 352
Nexus 500 euro 3