Drive-belt
- Check that the driving belt is not damaged.
- Check the width of the belt.
Characteristic
Minimum width:
27 mm
Standard width:
28.2 mm
Removing the driving pulley
- Using a 27 mm wrench, turn the central pulley nut
to horizontally align the central inside holes and
install the special tool.
Specific tooling
020474Y Driving pulley lock wrench
- First fit the 2 retainer clamps of the special tool
onto the pulley so that the splines are completely
engaged.
- Then, insert the tool so as to insert the stud bolts
on the ring into the holes obtained onto the tool
itself.
- Tighten the two tool fixing screws, also manually.
- Loosen the central nut.
- Remove the spring washer and the flat washer.
- Remove the fixed driving half-pulley.
- Remove the bushing connection washer.
MP3 400 i.e. Engine
ENG - 13