

Loosen the clips (21) that secure the radiator/thermostat sleeve (40) and the radiator/plug sleeve (24) to the water radiators.


Loosen clips (25) and (43) that secure the breather pipe (26) to the radiator/plug sleeve (24) and to the left radiator.

Loosen the clips (34) securing the thermostat assembly (38) - thermostat-cylinder head sleeve (35) - thermostat/cylinder head sleeve (37) to the cylinder heads.
Loosen the clip (28) to release the breather pipe (30) from the vertical head.
Loosen the clips (21) and (34) to disassemble the thermostat unit (38) - thermostat/head sleeve (35) - thermostat/head sleeve (37) - radiator/thermostat sleeve (40).


Loosen the clip (28) to release the breather pipe (27) from the half-casing.

Loosen the screws (32) and remove the fitting (33).
Recover the o-ring gasket (31) located between the retainer and the vertical head.

Loosen the clips (21) that secure the pump/radiator sleeve (22) and the radiator/radiator sleeve (23).


Important
Periodically check the connection hoses for leaks.
Hoses that are cracked, swollen, or hardened should be renewed.
Refitting the expansion tank
Refitting the cooling system hoses and unionsRefitting the engine
Refitting is the reverse of removal.
Important
Apply recommended grease and tighten the special screws (6) to a torque of
60 nm +/- 5% (sect. 3 - 3, Frame torque
settings).
Tighten the nuts (3) to a torque of 48 nm +/- 5% (sect. 3 - 3, Frame torque
settings).
Warning
For the assembly seque ...
Removing outer components
Note
The following removal operations are required in order to renew and/or
clean the crankcase halves. If the original
crankcase halves are to be reused, then the removal of these components is not
essential.
Unscrew the screw (17) and remove the oil breather valve (1) with the o-rings
...
Removal of the lubrication system
Disconnect the sensor (12) of the main wiring.
Open the pipe grommet (11).
Undo the screw (8) and slide out the plate (9).
Slide the tubes (7) out of the half-casing having care not to damage the tubes
o-rings (a) that guarantee the coupling
sealing.
Undo and remove the sc ...