Measuring The Lighting Coil Output Peak Voltage; Measuring The Rectifier/Regulator Output Peak Voltage - Yamaha F115A Service Manual

– +
ELEC
B
R
W
B R
W
CHARGING SYSTEM
8200
8200
CHECKING THE FUSES
Refer to "CHECKING THE FUSES" on
page 8-11.
CHECKING THE BATTERY
Refer to "CHECKING THE BATTERY"
on page 3-21.
MEASURING THE LIGHTING COIL
OUTPUT PEAK VOLTAGE
Measure:
• Lighting coil output peak voltage
Measure with the rectifier/regulator
output wire (red) disconnected.
Below specification → Replace the
lighting coil.
Lighting coil output peak voltage
White (W) – White (W)
Circuit Loaded
r/min
Cranking
V 9.3
Test harness (6-pin)
90890-06790
MEASURING THE RECTIFIER/
REGULATOR OUTPUT PEAK
VOLTAGE
Measure:
• Rectifier/regulator output peak voltage
Below specification → Replace the
rectifier/regulator.
Rectifier/regulator output peak
voltage
Red (R) – Black (B)
Circuit
r/min
Cranking
V —
Test harness (6-pin)
90890-06790
8-32
Circuit
1,500 3,500
7.4 37 89
Loaded
1,500 3,500
— 12.5 13.0
E
8
8
8
8