
6 - 25
–
+
ELEC
LIGHTING SYSTEM
AC MAGNETO INSPECTION
1. Inspect:
• Lighting coil resistance
Out of specification
→
Replace.
RECTIFIER/REGULATOR INSPECTION
1. Connect the battery leads.
2. Start the engine.
3. Turn on the headlight and taillight by turn-
ing on the lights switch.
4. Inspect:
• Out-put voltage
Out of specification
→
Replace rectifier/
regulator.
Tester (+) lead
→
Yellow lead
1
Tester (–) lead
→
Ground
2
Lighting coil
resistance
Tester selector
position
0.224 ~ 0.336
Ω
at 20 °C (68 °F)
Ω
×
1
Tester (+) lead
→
Yellow lead
1
Tester (–) lead
→
Black lead
2
Out-put voltage
Tester selector
position
13.0 ~ 14.0 V at
5,000 r/min
ACV-20
R
B
W
Y
1
2