APRILIA Atlantic 300 Service Station Manual page 74

Electrical system
Standard load voltage:
13-15 V (dc) at 5000 rpm
Locking torques (N*m)
Screw fixing voltage regulator to electrical component supporting plate 6 ± 20% (4.4 ftlb)
Start up system check
TROUBLESHOOTING
•
Check the battery condition.
•
Check that the fuses are in good conditions.
•
Check the ignition switch.
•
Check the engine stop switch.
•
Check the stop light relay.
•
Check the starter button
•
Check the start-up relay.
•
Check the starter motor.
START-UP RELAY AND STOP LIGHTS CHECK
Disconnect all the relay cables.
With a tester (in Ohm meter function) measure the continuity between the power terminals.
- Exact value: infinite resistance.
Power the control contacts (connector) with a 12V battery.
With a tester (in Ohm meter function) measure the continuity between the power terminals.
- Exact value: resistance 0 Ohm.
START BUTTON CHECK
Disconnect the button connector.
With a tester (in ohmmeter function), check the continuity between the contacts in the pressed and
released positions according to the connections.
STARTER MOTOR - CHECK
•
Remove the starter motor and power it directly with an efficient 12V battery.
•
If the starter motor does not turn regularly, check brushes and manifold for wear.
ELE SYS - 74
ATLANTIC 300 i.e.