7-12 SERVICING INFORMATION
BATTERY
“SULFATION”, ACIDIC WHITE POWDERY SUBSTANCE OR SPOTS ON SURFACE OF CELL PLATES
BATTERY RUNS DOWN QUICKLY
BATTERY “SULFATION”
Symptom, possible causes and remedy
• Cracked battery case.
• Battery has been left in a run-down condition for a
long time.
Replace the battery.
Replace the battery.
Symptom, possible causes and remedy
• Trouble in charging system.
• Cell plates have lost much of their active material
as a result of overcharging.
• Internal short-circuit in the battery.
• Too low battery voltage.
• Too old battery.
Check the generator, regulator/rectifier and circuit
connections and make necessary adjustments to
obtain specified charging operation.
Replace the battery and correct the charging sys-
tem.
Replace the battery.
Recharge the battery fully.
Replace the battery.
Symptom, possible causes and remedy
• Incorrect charging rate.
(When not in use, battery should be checked at
least once a month to avoid sulfation.)
• The battery was left unused in a cold climate for too
long.
Replace the battery.
Replace the battery if badly sulfated.
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