Derbi GPR 125 Racing Workshop Manual page 140

7. Charging coil resistance
- Disconnect the field coil connector from the electrical
system.
- Connect the Multimeter (x 100) to the field coil con-
nector
Terminal (+)
Terminal (-)
- Check the resistance of the field coil.
Resistance of the field coil.
730 ± 20 % a 20°C
8. Generating coil resistance
- Disconnect the generating coil connector from the electrical
system.
- Connect the Multimeter (x 100) to the generating coil con-
nector.
Terminal (+)
Terminal (-)
Check the resistance of the generating coil.
Generator coil resistance:
600 ± 20% a 20ºC
9. Ignition system connections
- Check all the ignition system connections.
See the "CIRCUIT DIAGRAM"
Replace the DIC unit.
139
Black/Red Terminal
Green/White Terminal
C
ONFORMS TO SPECIFICATIONS
Green/Blue Terminal.
Green/White Terminal.
C
ONFORMS TO SPECIFICATIONS
C
ORRECT
O
UTSIDE THAT SPECIFIED
Outside that specified. Renew generating
coil.
P
OOR CONNECTION
Renew field coil.
P
OOR CONNECTION
Put right.