Refitting the timing layshaft pulleys
To fit the snap ring (18) in the timing layshaft seat, use the two components of tool (B) no. 88713.2834: one must be positioned on the timing layshaft to prevent the ring from damaging it; the other tool component must be used to install the ring in the shaft in the correct position.
When ring (18) is in the correct position on the shaft, remove the tool.
Install the inner spacer (16) on the timing layshaft, taking care to match the key notch.
Fit the first key (17) on the timing layshaft.
Locate the inner pulley (15).
Refit the second key (17) and the washer (14).
Locate the outer pulley (12).
Position the spacer (11).
Smear the ring nut (10) with specified grease and start it.
Important
To prevent the ring nuts from loosening and consequent serious engine damage, always use new self-locking ring nuts on all the timing belt rollers.
Block with tool no. 88713.1805 the rotation of the belt rollers and tighten to 71 Nm (Min. 64 Nm - Max. 78 Nm) the self-locking ring nut using the insert supplied with the wrench and a torque wrench.
Refit the mobile tensioners and the timing belts (Refitting the timing belts).
Refit the external timing belt covers (Refitting the timing belt external covers).
Refit the vertical head exhaust pipe (Refitting the exhaust system).
Refit the fuel tank (Refitting the fuel tank).
Refit the side fairings (Refitting the fairings).
Refit the seat (Refitting the seat).