- Refit the particular components of the assembly
(roller container assembly with bushing, limiting
washer, stationery half-pulley, cooling fan belt with
drive, washer and nut).
- With the specific tool tighten the lock-nut to the
prescribed torque and then perform a final 90° lock
in order to prevent the rotation of the drive pulley.
N.B.
REPLACE THE NUT WITH A NEW ONE AT EVERY REFIT
CAUTION
UPON FITTING THE DRIVING PULLEY UNIT IT IS OF UT-
MOST IMPORTANCE THAT THE BELT IS FREE INSIDE IN
ORDER TO AVOID WRONG TIGHTENING AND CONSE-
QUENTLY DAMAGING THE CRANKSHAFT KNURLING.
Specific tooling
020451Y
Starting ring gear lock
Locking torques (N*m)
Crankshaft pulley nut
18 to 20 + 90° Nm
For 25 km/h engine type versions, the limit washer is 5.5 mm thick
End gear
Removing the hub cover
• Remove the transmission cover
• Remove the clutch assembly
• Discharge the rear hub oil.
• Remove the 5 screws indicated in the figure.
• Remove the hub cover with driven pulley shaft.
See also
Refitting the clutch
Vespa S 50 2T
Engine
ENG - 77
Содержание 664787
Страница 1: ...SERVICE STATION MANUAL 664787 664795 IT EN FR DE ES PT NL EL Vespa S 50 2T ...
Страница 4: ......
Страница 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...
Страница 16: ...INDEX OF TOPICS TOOLING TOOL ...
Страница 27: ...INDEX OF TOPICS MAINTENANCE MAIN ...
Страница 38: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL ...
Страница 44: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...
Страница 48: ...Conceptual diagrams Ignition Electrical system Vespa S 50 2T ELE SYS 48 ...
Страница 64: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...
Страница 66: ...INDEX OF TOPICS ENGINE ENG ...
Страница 97: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Страница 117: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Страница 126: ...INDEX OF TOPICS CHASSIS CHAS ...
Страница 135: ... Undo the two screws indicated Remove the front central cover sliding it up wards Vespa S 50 2T Chassis CHAS 135 ...
Страница 136: ...INDEX OF TOPICS PRE DELIVERY PRE DE ...
Страница 140: ...INDEX OF TOPICS TIME TIME ...
Страница 141: ...Engine ENGINE Code Action Duration 1 001001 engine from frame removal and re fitting Vespa S 50 2T Time TIME 141 ...
Страница 142: ...Crankcase CRANKCASE Code Action Duration 1 001133 Engine crankcase Replacement Time Vespa S 50 2T TIME 142 ...
Страница 169: ...Seat SADDLE Code Action Duration 1 004003 Saddle Replacement Vespa S 50 2T Time TIME 169 ...