Beta 1461/C11A Mode D'emploi page 5

INSTRUCTIONS FOR USE
Press the chain tightener blade [7].
Insert a 3-mm offset hex key wrench to lock the chain tightener piston [8].
- Align the copper-coloured link with driving shaft pinion timing notch [9].
- Align the copper-coloured link with the camshaft pinion timing notch [10].
- Take off the 3-mm offset hex key wrench to remove the piston from the chain tightener after
installation [8].
- Install the camshaft locking/alignment tool [11].
- Fix the tool by means of bolt M6 [12].
NB: The camshaft locking/alignment tool can be installed only if the valves have been timed correctly.
- Install some new bolts on the exhaust camshaft pinion.
Driving torque: 10Nm+40°. Tolerance: ± 6°.
- Remove the driving shaft locking tool [1].
- Install a new central bolt on the driving shaft pulley.
Driving torque: 50 Nm+85°. Tolerance: ± 6°.
2. Remove the gears from the camshaft:
NB: If the gear and the pinion of the exhaust camshaft have been removed, during installation make sure
that the bolts are not at the ends of their grooves [13].
- Make sure that the engine is at the TDC of cylinder n°. 1.
- Make sure that the driving shaft locking pin has been fi tted in [1].
- Make sure that the groove [2] on the exhaust camshaft is in the horizontal position with the
large section on the groove turned upwards [3].
- Make sure that the timing notch on the induction camshaft gear [4] is in the 12 o'clock position
and aligned with the protuberance on the head cover [5].
- Remove the exhaust camshaft pinion and the distribution chain.
- Lock the two-piece induction camshaft gear with the 4-mm pin [14].
- Remove the exhaust camshaft gear.
- Remove the two-piece gear from the induction camshaft.
3. Reinstall the camshaft gears:
- Make sure that the groove [2] on the exhaust camshaft is in the horizontal position with the
large section on the groove turned upwards [3].
- Make sure that the groove on the induction camshaft [15] is in the 12 o'clock position and
aligned with the protuberance on the head cover [5].
- Align the two-piece induction camshaft gear and lock it by means of the 4-mm pin [14]. For this
operation use item xxx.
- Install the two-piece induction camshaft gear.
- Install the exhaust camshaft gear.
- Remove the 4-mm locking pin [14] from the two-piece induction camshaft gear.
- Install the exhaust camshaft pinion and the distribution chain, making sure that the marked links
[9] and [10] are aligned.
- Install the camshaft locking/alignment tool [11].
- Fix the tool by means of bolt M6 [12]
NB: The camshaft locking/alignment tool can be installed only if the valves have been timed correctly.
- Install some new bolts on the exhaust camshaft pinion.
Driving torque: 10Nm.+40°. Tolerance: ± 6°.
- Install a new bolt on the induction camshaft gear.
- Driving torque: 20Nm + 35°. Tolerance: ±6°.
EN
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