6 - 15
– +
ELEC
CHARGING SYSTEM
EC624000
COUPLERS AND LEADS CONNECTION
INSPECTION
1. Check:
• Couplers and leads connection
Rust/dust/looseness/short-circuit →
Repair or replace.
CHARGING VOLTAGE INSPECTION
1. Start the engine.
2. Inspect:
• Charging voltage
Out of specification → If no failure is
found in checking the charging coil resis-
tance, replace the rectifier/regulator.
Tester (+) lead
→
Red lead
1
Tester (–) lead
→
Black lead
2
Charging
voltage
Tester selector
position
14.0 V at
5,000 r/min
DCV-20
2
1
W
R
Y/R
B
AC MAGNETO INSPECTION
1. Inspect:
• Charging coil resistance
Out of specification → Replace.
Tester (+) lead
→
White lead
1
Tester (–) lead
→
Black lead
2
Charging coil
resistance
Tester selector
position
0.96 ~ 1.44
Ω
at
20 °C (68 °F)
Ω
×
1
WSb
BY
1
2
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