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- Tighten the nuts to an initial pre-torque of 9-11
Nm.
- Tighten up the nuts by rotating 270.0±5.0° with
crossed sequence.
- Fit the two screws on the outside of the timing
chain side and tighten them to the specified torque.
CAUTION
DO NOT PERFORM 270° IN ONE ROTATION. PERFORM
WITH THREE GRADUAL ROTATIONS, OBSERVING THE
SEQUENCE INDICATED ON THE STUD BOLTS.
N.B.
BEFORE INSTALLING THE HEAD, MAKE SURE THAT THE
LUBRICATION CHANNEL IS CLEAN USING A COM-
PRESSED AIR JET.
CAUTION
ALWAYS USE A NEW HEAD GASKET UPON REFITTING.
Locking torques (N*m)
Cylinder head nut (TIGHTENING)
9 to 11 (Tighten
to the prescribed torque and then proceed with 270.0°±5.0°
rotation)
Screws fixing cylinder to crankcase
10.8
to 12.7
Refitting the rocker-arms cover
- Remove the cylinder head cover and tighten the
four clamping screws to the prescribed torque.
- Pay attention to the integrity of rubber gaskets,
replace them if necessary.
- Make sure the gasket is positioned properly.
Locking torques (N*m)
Head cover screws
10.8 to 12.7
Refitting the intake manifold
- Follow the disassembly process in reverse order to refit.
Engine
Vespa Primavera125 - 150 i.e. 3Valvole (2013)
ENG - 168
Содержание 150
Страница 1: ...SERVICE STATION MANUAL 1Q000118 EN Vespa Primavera125 150 i e 3Valvole 2013 ...
Страница 4: ......
Страница 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...
Страница 27: ...INDEX OF TOPICS TOOLING TOOL ...
Страница 37: ...INDEX OF TOPICS MAINTENANCE MAIN ...
Страница 51: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL ...
Страница 55: ...Vespa Primavera125 150 i e 3Valvole 2013 Troubleshooting TROUBL 55 ...
Страница 56: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...
Страница 117: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...
Страница 123: ...INDEX OF TOPICS ENGINE ENG ...
Страница 182: ...INDEX OF TOPICS INJECTION INJEC ...
Страница 203: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Страница 222: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Страница 229: ...INDEX OF TOPICS CHASSIS CHAS ...
Страница 244: ...INDEX OF TOPICS PRE DELIVERY PRE DE ...
Страница 249: ...Transmission 10 53 124 136 Turn indicators 79 Tyres 11 V Vehicle 8 118 119 ...