1991+ Kawasaki 650 SC Factory Service Manual, Page 178Get this manual
14-4 STORAGE
Battery
.Remove the battery (see Battery Removal in the Electrical System chapter) Clean the exterior with solution of baking soda and water (one heaping tablespoon of baking soda in one cup of water)Rinse thoroughly with water
CAUTION
Do not allow any soda solution to enter the battery Check the electrolyte and fill to the upper level mark with distilled water, if necessary Check the specific gravity with hydrometer and recharge if necessary Cover both battery terminals with grease Store the battery in cool, dry placeDo not expose it to freezing temperatures
NOTE Check the battery at least every 30 days and recharge if necessaryA neglected battery will gradually lose its charge and begin to sulfate (plates turn white)Once this reaction has begun, the battery usually cannot be salvaged