SERVICING INFORMATION 7-9
BATTERY (MF BATTERY)
Complaint Symptom and possible causes Remedy
Sulfation or spots on
surfaces of cell plates.
1. Cracked battery case.
2. Battery has been left in a run-down condition for a long
time.
Replace the battery.
Replace.
Battery runs down
quickly.
1. Incorrect charging method.
2. Battery cell plates have lost much of their active mate-
rial as a result of overcharging.
3. Internally shorted battery.
4. Excessively low battery voltage.
5. Battery is too old.
6. Dirty container top and sides.
Check generator, IC
regulator, or rectifier circuit
connections, and make
necessary adjustment to
obtain specified charging
operation.
Replace battery and
correct charging system.
Replace.
Recharge.
Replace.
Clean.
Battery sulfation.
1. Incorrect charging rate.
(When not in use, the battery should be checked
at least once a month and properly charged if nec-
essary, to avoid sulfation.)
2. The battery was left unused in a cold climate for too
long.
Replace battery.
Replace the battery if
badly sulfated.
Battery discharges too
rapidly.
1. Dirty container top and sides.
2. Current leaks.
Clean.
Measure leakage current
and replace defective
parts.
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