Most golf car chargers operate on common house current and they now have solid state circuits that automatically turn the charger on and off. Chargers of old had to be turned on and set to the number of hours you thought the batteries needed. Today's chargers output 24- 72 volts depending on which car you own and they all have different plugs and receptacles. Look here for charger and charger related parts to repair your system.
Check out our article "What You Always Wanted to Know About Battery Chargers" for useful troubleshooting and repair tips.
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