In many situations, golf cart batteries can be recharged and revitalized with a bit of Epsom salt. When dealing with batteries of any kind, it is important to observe proper safety procedures and wear protective clothing and safety glasses. Epsom salt and all the tools you use to recharge your golf cart battery with Epsom salt can be purchased from local or online hardware and general stores.
- Disconnect the golf cart battery from the battery terminals to make sure there is no power to the battery.
- Remove the battery from your golf cart. Batteries are generally located under the front seat on golf carts.
- Remove the battery cell caps from the golf battery. These can be pryed off by sliding the tip of a flathead screwdriver under the caps and prying them off. Be careful when removing cell plugs–Be sure not to spill battery acid onto the golf cart battery itself or onto a surface that could be damaged by the acid.
- Remove half of the battery acid from each battery cell of the golf cart battery with a turkey baster. They safely contain the acid from used batteries in a glass jar or bottle.
- Mix 2 quarts of warm distilled water with 227g of Epsom salt. Stir with a spoon until the Epsom salt is completely dissolved in the water.
- Fill the battery cells with the Epsom salt mixture using the turkey baster. Make sure the battery plates are completely covered.
- Connect the battery to a battery charging station and allow the battery to charge overnight with the recommended voltage. It is generally recommended that golf cart batteries charge between 2.3 and 2.4. After charging, let the battery sit for at least 24 hours before fitting it into the golf cart and using it.
- Place the battery in the golf cart and reconnect the battery cables. The battery to see if it holds a test charge. You may need to repeat this recharging process several times before the battery will successfully hold a charge.