Vespa LX 2012 User Manual

Inspecting the clutch drum
- Check that the clutch bell is not worn or damaged.
- Measure the clutch bell inside diameter.
Characteristic
Max. value clutch housing
Max. value: Ø 134.5 mm
clutch housing standard value
Standard value: Ø 134 - 134.2 mm
Checking the bell working surface eccentricity
- Install the bell on a driven pulley shaft using 2
bearings (inside diameter: 15 and 17 mm).
- Lock with the original spacer and nut.
- Place the bell/shaft unit on the support to check
the crankshaft alignment.
- Using a feeler dial gauge and the magnetic base,
measure the bell eccentricity.
- Repeat the measurement in 3 positions (Central,
internal, external).
- If faults are found, replace the bell.
Specific tooling
020074Y Support base for checking crankshaft
alignment
020335Y Magnetic mounting for dial gauge
Characteristic
clutch housing inspection: Limit eccentricity.
Admissible limit eccentricity: 0.15 mm
Vespa LX - S 125 3V ie 150 3V ie (2012) Engine
ENG - 119

Vespa LX 2012 Specifications

General

Engine Type	Single-cylinder, 4-stroke
Displacement	124 cc
Cooling System	Air-cooled
Fuel System	Carburetor
Transmission	Automatic CVT
Fuel Tank Capacity	8.6 liters
Seat Height	785 mm
Curb Weight	114 kg
Length	1, 770 mm
Width	705 mm
Height	1, 140 mm
Max Power	10.3 hp @ 7, 750 rpm
Front Suspension	Single arm with coil spring and hydraulic shock absorber
Front Brake	200 mm
Rear Suspension	Coil spring and hydraulic shock absorber
Rear Brake	110 mm drum