Loosen the screws (19) securing the fuel tank flange (20).
Remove the flange (20) from the tank (20).

Recover the seal (21).
Undo and remove the two fixing screws (g) and move the protection (f).
Before reassembly, carefully remove any deposits or scale from all parts.
Note
The flange is supplied as a spare part complete with the fuel pump and pressure regulator: the entire flange assembly must be replaced in the event of malfunction.

Refitting the filler cap
Refitting the fuel tank flangeFuel pressure test
Note
The on-screen icons used during this procedure are explained in a table at
the end of this section.
Undo the screws (2) and remove the flange cover (1).
Remove one of the two pipes of the fuel system (3).
Use the fuel pressure pipe (4) part no. 590.1.189.1A by connecting one e ...
Tft - parameter setting/display
Warning
Any adjustments to the instrument panel must only be
carried out when the motorcycle is stationary. Never operate
the instrument panel controls while riding the motorcycle.
At the end of the check, the instrument panel always
displays as the "main" indication the odometer (to ...
External components
Oil breather valve
O-ring
Sealing washer
Gear position sensor
Cylinder barrel/head stud
Nipple
By-pass spring
Plug
Plug
Aluminium gasket
Nut
Lock washer
Timing gear pair
Key
Key
O-ring
Screw
Locating dowel
Starter idler gear
Washer
Gear shaft
O-ring
...