How to Renew a Lead Acid Battery
- 1
Safety first! Always wear protective gear when working with an open battery vent.safety at work image by Paula Gent from Fotolia.com
Put on the goggles and gloves. Loosen and remove the battery vent caps. - 2). Visually inspect each battery cell. If the battery acid level in any of the cells is below the fill line, pour distilled water into that cell until the acid level reaches the fill line. Replace and tighten the battery vent caps.
- 3). Connect the negative (black) battery charger lead to the battery's negative terminal. Connect the positive (red) battery charger lead to the battery's positive terminal.
- 4). Plug the trickle-charger into a wall electrical outlet and turn on the charger. Allow the trickle-charger to charge the battery for approximately four hours.
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