Electric Wiring - PIAGGIO Vespa 150 1962 Operation And Maintenance Manual

The electrical supply for illumination and horn is in a. c., fed directly from a 6 pole flywheel
magneto (nominal voltage 6V), to the following groups:
- Head lamp, of115 mm (4.5") diameter, installed in the handlebars (25W/25W high/dipped
beam, double filament bulb and a 3 W bulb for the parking light);
- Tail lamp, with red reflector (3 W bulb, which also lights the registration plate, and a 3 W
bulb for the STOP light);
- Speedometer (0.6 W bulb is provided for illuminating the speedometer dial); and
- Horn.
Fig. 11 - Cables & harness
1. Magneto 2. External ignition coil
6. STOP light (6V-3W)
10. Pilot light (6V-0.6W)
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ELECTRIC WIRING

3. Spark plug
7. Main switch 8. Speedometer bulb (6V-0.6W)
11. Horn 12. STOP light switch
4. Low tension terminal
9. Headlamp (6V- 25/25W)
5. Tail lamp (6V-3W)