Charging System - Yamaha FT25B Manual De Servicio

– +
ELEC
8070

CHARGING SYSTEM

CHECKING THE RECTIFIER/
REGULATOR
Measure:
• Rectifier/regulator output peak voltage
Below specification → Replace the
rectifier/regulator.
Output peak voltage
Red (R) – Black (B)
Cranking
r/min
Unloaded Loaded
D.C. V 9
NOTE:
Before measuring rectifier/regulator peak
voltage, make sure that no abnormality is
observed on the lighting coil.
Peak voltage adaptor
YU-39991 / 90890-03169
NOTE:
Make sure the output lead (red lead) of the
rectifier/regulator is disconnected when
measuring the output peak voltage.
– 85 –
1,500 3,500
12.5 12.5 12.5
E
8