2011 Arctic Cat 350/425 ATV Service Manual, Page 149Get this manual
Problem: Battery "sulfation" (Acidic white powdery substance or spots on surfaces of cell plates) Condition Remedy 12345Charging rate too lowtoo high Battery electrolyte insufficient (350) Specific gravity too low (350) Battery run-downdamaged Electrolyte contaminated 12345Repair charging system Keep electrolyte to prescribed level Charge batteryadd distilled water Replace battery Replace battery
Problem: Battery discharges too rapidly Condition
12345Electrolyte contaminated Specific gravity too low (350) Charging system not charging Battery overchargeddamaged Battery short-circuited