To fit the circlip (10) in the driveshaft seat, use the tool code 88713.2834.
Install the inner spacer (17) on the driveshaft, taking care to align the notch in the spacer with the slot for the woodruff key.
Fit the first woodruff key (16) on the timing belt driveshaft.
Locate the inner pulley (18).
Refit the second tongue (16) and the washer (19).
Locate the outer pulley (18) and the spacer (20).
Apply the recommended grease to the threads on the end of the driveshaft.
Fit the nut (15).
Important
To prevent the nuts working loose and consequent serious engine damage, always use new self-locking nuts on all the timing belt pulleys on reassembly.
Lock rotation of the pulleys by means of the tool part no. 88713.1805 And, using the insert supplied with the wrench together with a torque wrench, tighten the self-locking nut to the torque of 71 nm (min. 64 Nm - max. 78 Nm) (sect. 3 - 3, Engine torque settings).
Water pump
Screw
Washer
Circlip
Water pump outlet union
Bearing
bearing
Spacer
Aluminium gasket
Mechanical seal
Water pump impeller
Bush
Water pump cover assembly
Screw
Plug
Sealing washer
Generator cover
Special washer
Fuel filler flange
Spare parts catalogue
Diave ...
Refitting the filler cap
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).
...
Checking and adjusting the valve clearances
Note
For clarity, the figures show the engine removed from the frame.
Move the piston of the cylinder being checked to tdc of the power stroke: in
this condition, all the valves are closed and
the timing shafts come in neutral position and, therefore, free to rotate; check
to the valve cl ...