VESPA 946 E4 EMEA 2021 Manual page 145

Vespa 946 E4-E5 EMEA-USA-ASIA (2021-)
- Check that stationary driving pulley does not
show signs of abnormal wear on the grooved edge
and on the surface in contact with the belt.
CAUTION
DO NOT LUBRICATE OR CLEAN SINTERED BUSHINGS
Characteristic
movable driving half-pulley bushing: Standard
Diameter
26.000 - 26.021 mm
Sliding bushing
Ø26 (-0.020 -0.041)mm
Characteristic
CVT rollers ø 19 mm
Wear limit ø 18.4 mm
Refitting the driving pulley
- perform the operations in reverse order of disas-
sembly.
CAUTION
INSERT THE ROLLERS WITH THE LARGEST SUPPORT
SURFACE ACCORDING TO THE DIRECTION OF ROTA-
TION.
- tighten the torque using the specific tool to lock
the pulley.
CAUTION
DURING THE INSTALLATION PAY SPECIAL ATTENTION
TO THE ASSEMBLY OF THE SPRING WASHER, AS
SHOWN IN FIGURE.
Specific tooling
020938Y Drive pulley lock
Locking torques (N*m)
driving pulley retainer nut
75 - 83
Engine
ENG - 145