Position seal (18) in tank cap (10) as shown and reassemble following the removal procedure in the reverse sequence.

In particular tighten the screws (17) to a torque of 3 nm +/- 10% (sect. 3 - 3, Frame torque settings).

Removal of the fuel tank filler cap
Replacing the tank flange and fuel sensorRefitting the cylinder heads pulleys/fixed tensioners
Check that the keyway on the end of the camshaft is in good condition and
without burrs.
Fit a woodruff key (b) in the keyway of each camshaft.
Fit the pulley (11) on the camshaft, inserting the woodruff key in the in the
slot (c) in the pulley.
Apply the recommended grease to the t ...
Changing the engine oil and filter cartridge
Note
This operation has to be carried out with hot engine (but turned off)
because the oil in these conditions is more fluid and
its evacuation is faster and complete.
Remove the drain plug (3) with seal (a) from the oil sump and allow the oil
to drain off.
Warning
Dispose of oil and/or fil ...
Storing the bike away
If the motorcycle is to be left unridden over long periods, it is
advisable to carry out the following operations before storing
it away:
clean the motorcycle;
empty the fuel tank;
pour a few drops of engine oil into the cylinders through the
spark plug bores, then turn the engine over by hand ...