Suzuki GSX-R750, Service Manual, Page: 386 / 495

SERVICING INFORMATION 8-13
BATTERY
Complaint Symptom and possible causes Remedy
“Sulfation”, acidic 1. Cracked battery case. Replace the battery.
white powdery sub- 2. Battery has been left in a run-down condition for Replace the battery.
stance or spots on a long time.
surface of cell plates.
Battery runs down 1. Not correct the charging system. Check the generator,
quickly. regulator/rectifier and
circuit connections
and make necessary
adjustments to obtain
specified charging
operation.
2. Cell plates have lost much of their active Replace the battery,
material as a result of overcharging. and correct the charg-
ing system.
3. A short-circuit condition exists within the battery. Replace the battery.
4. Too low battery voltage. Recharge the battery
fully.
5. Too old battery. Replace the battery.
Battery “sulfation”. 1. Too low or too high charging rate. Replace the battery.
(When not in use batteries should be checked at
least once a month to avoid sulfation.)
2. Left unused the battery for too long in cold Replace the battery, if
climate. badly sulfated.
Battery discharges 1. Dirty container top and sides. Clean.
too rapidly.