- Reassemble the parts of the unit (internal lining,
fixed half-pulley, external lining, drive and nut),
spread threadlock on the thread and screw the nut
to the prescribed torque.
-Avoid the half-pulley rotation using a calliper
spanner
N.B.
REPLACE THE NUT WITH A NEW ONE AT EVERY REFIT
Specific tooling
020368Y driving pulley lock wrench
Recommended products
Loctite 243 Medium-strength threadlock
Loctite 243 medium-strength threadlock
Locking torques (N*m)
Locking torque 75 ÷ 83
Refitting the transmission cover
- Check that there are 2 centring dowels and that
the sealing gasket for the oil sump on the trans-
mission cover is adequately fitted.
- Replace the cover and tighten the 10 screws to
the specified torque.
- Refit the oil loading cap/bar.
- Refit the steel washer and the driven pulley nut.
- Tighten the nut to the prescribed torque using the
lock wrench and the torque wrench tools.
- Refit the plastic cover.
Specific tooling
020423Y Driven pulley lock wrench
Locking torques (N*m)
Transmission cover screws 11 ÷ 13 Driven pul-
ley shaft nut 54 ÷ 60
End gear
Engine Liberty 125 - 200 4tempi
ENG - 80