KYMCO CK 1 Manual page 21

1
. GENERAL INFORMATION
POOR CHARGING (BATTERY OVER DISCHARGING OR OVERCHARGING)
Undercharging
Inspection/Adjustment
Start engine and test
limit voltage between
battery terminals
Measure resistance
between AC generator
coil terminals
Connect battery (+) wire
to regulator/rectifier
coupler red wire and
battery (-) wire to ground
and test voltage
Check regulator/rectifier
coupler for loose
connection
Overcharging
Inspection/Adjustment
Connect battery (+) wire
to regulator/rectifier
coupler black wire and
battery (-) wire to ground
and test voltage
Check regulator/rectifier
coupler for loose
connection
Symptom
Normal voltage
Normal
Normal voltage
Normal
Symptom
Battery has voltage
with ignition
switch "ON"
Normal
Voltage does not
increase
Resistance too high
No voltage
Abnormal
Battery has no
voltage with ignition
switch "ON"
Abnormal
Probable Cause
Dead battery
Faulty battery
Faulty coil
Broken pink and yellow wires
Shorted pink and yellow wires
Broken red wire
Faulty regulator/rectifier
Poorly connected coupler
Faulty A.C. generator
Probable Cause
Broken black wire
Poorly connected coupler
Faulty regulator/rectifier
1-20
CK 1