How To Check Battery Acid. Best way is to record the acid concentration at full charge when the battery is brand new. When your battery charges the electrolyte heats up and some of the water evaporates.

Carefully remove all filler caps from your battery. If the levels are low pour just. A brown or gray coloration indicates a problem with the battery and is a sign that the.
And then when the battery gets weak drain all the acid after a full charge and add brand new acid at the original concentration.
A common issue with any battery is low fluid levels. Before you start put on a pair of gloves and wear eye protection. If the levels are low pour just. Use a digital voltmeter and a temperature compensated Floating Ball type or Gauge type hydrometer for the testing and a BatteryMINDer charger maintainer to avoid future problems with battery sulfation.

