Charging System Peak Voltage - Yamaha F20A Service Manual

– +
ELEC
CHARGING SYSTEM

CHARGING SYSTEM PEAK VOLTAGE

1. Measure:
Rectifier/regulator output peak volt-
age
Excessively over specification →
Replace.
Excessively below specification →
Check the lighting coil.
Rectifier/regulator output (R – B)
Cranking
r/min
†
V 9
† : Circuit
* : Loaded
2. Measure:
Lighting coil output peak voltage
Below specification → Replace.
Lighting coil output peak voltage (Y – Y)
Cranking
r/min
†
V 10
† : Circuit
* : Loaded
FUSE
Refer to "STARTING SYSTEM".
BATTERY
Refer to "GENERAL" in chapter 3.
8-26
1500
* † * †
12 35 12 15
1500
* † * †
10 25 25 60
E
3500
*
12
3500
*
65