HYOSUNG MS3 250 Sercie Manual page 228

◉ ◉ BATTERY
Complaint
"Sulfation", acidic
white powdery
substance or
spots on surface
of cell plates.
Battery runs down
quickly.
Battery "Sulfation".
Symptom and possible causes
1. Cracked battery case.
2. Battery has been left in a run-down condition for a long time.
1. Trouble in charging system.
2. Cell plates have lost much of their active material as a result of
overcharging.
3. Internal short - circuit in the battery.
4. Too low battery voltage.
5. Too old battery.
1. Incorrect charging rate.
(When not in use battery should be checked at least once a
month to avoid sulfation.)
2. The battery was left unused in a cold climate for too long.
SERVICING INFORMATION 9-10
Remedy
Replace the battery.
Replace the battery.
Check the generator, regula-
tor / rectifier and circuit con-
nections and make neces-
sary adjustments to obtain
specified charging operation.
Replace and correct the
charging system.
Replace.
Recharge fully.
Replace.
Replace.
Replace if badly sulfated.