PIAGGIO Vespa LX 150 4T Euro 3 Service Station Manual page 104

Engine
Refitting the ub cover
- Fit a new gasket together with the centring dow-
els.
- Fit the gearbox cover, making sure the breather
pipe is in the correct position.
- Screw the 7 screws to the specified torque, po-
sitioning the support plate of the pipe in the posi-
tion shown in the figure.
Locking torques (N*m)
Locking torque 24 ÷ 27
Flywheel cover
Cooling hood
-Remove the housing acting on the 4 retaining
screws.
CAUTION
DURING REMOVAL SLIDE THE HOUSING
CONNECTOR ON THE HOUSING.
- Loosen the clamp and remove the carburettor
from the manifold.
-Remove the complete manifold acting on the 2
retainers as shown in the figure.
- Remove the 2 self threading screws, left and right
and the lateral base retaining screw on the crank-
case base.
- Take off the housings.
- Remove the gasket seal of the housing on the
head.
N.B.
IF THE FLYWHEEL HOUSING IS NOT RE-
MOVED, IT IS ALSO NECESSARY TO REMOVE
THE TWO KNOB SCREWS.
On the vehicles equipped with the engines mentioned if they are losing a full circle at full gas, we suggest
to intervene on the vacuum socket inserting on the inlet manifold widening the hole from 0.4 mm to 1.5
ENG - 20
Vespa LX 125 - 150 4T Euro 3