Derbi boulevard 125 4t Workshop Manual page 36

Maintenance
- Operating on the flash bulb phase difference cal-
ibrator, make the reference on the flywheel cover
coincide with the fan reference as shown in the
photograph. Read the advance degrees indicated
by the stroboscopic light and compare them with
those specified.
Characteristic
Ignition advance 150 check
10° ± 1° at 2000 rpm - 26° ± 1° at 6000 rpm
Ignition advance 125 check
15° ± 1° at 2000 rpm - 28° ± 1° at 6000 rpm
Spark advance variation
Specification
Operation threshold
Reactivation threshold
Spark elimination
MAIN - 36
A
DVANCE VARIATION
First threshold : 9000±50
Second threshold : 9300±50
First threshold : 8900±50
Second threshold : 9200±50
First threshold : 1 spark on 7
Second threshold : 2 sparks on 3
Desc./Quantity