KEEWAY FACT 50 4T Maintenance Manual page 30

Diagnosis on insufficient battery charging
Y
Adjust or replace the
brake lamp switch.
Leakage current smaller than the required.
Check whether the charging coil of the magnetor is short-circuit.
Y
Replace the
charging coil
Insufficient battery charging
Check whether the brake lamp is always light.
Set the ignition switch to "OFF"; remove the negative cable from the battery;
connect the negative electrode of the ammeter to the battery negative terminal and
the positive electrode to the positive terminal; check current leakage.
1. Check whether the battery electrolyte is enough.
2. Check whether the battery electrolyte is diluted.
3. Check whether the battery electrode plates are
vulcanized or short-circuit.
N
30
N
Leakage current larger than the
required (normally it shall be no
more than 1mA).
Short circuit between the rectifier or
the rectifier regulator or the battery
and the ignition switch.