Once the internal battery cell shorts out then the battery really demands excessive DC CURRENT available from the converter/charger unit and will get very hot in the process. The hotter the battery case gets gets the more rotten egg smell emits from the battery vents.Click to see full answer. Then, is the rotten egg smell from a battery dangerous?Over-charging a lead acid battery can produce hydrogen sulfide. The gas is colorless, very poisonous, flammable and has the odor of rotten eggs. As a simple guideline, hydrogen sulfide becomes harmful to human life if the odor is noticeable.Similarly, why is my camper battery smoking? The thing that usually makes a battery hiss and smoke like that is a over-voltage on the charging system. If you have a volt meter, check the battery voltage when plugged into the shoreline. Your current battery is toast, but you want to make sure your new one doesn’t get fried too. People also ask, why does my RV smell like rotten eggs? Anaerobic bacteria reacts with magnesium or aluminum anode rods to produce a rotten egg smell. That’s why peroxide, which is a germicide, is commonly used for flushing water heaters. Most people who own RVs smell this awful odor at least once.What causes an RV battery to boil?The usual ‘marine/deep discharge’ type of batteries have a lifetime of 4-5 years maximum. The reason for boiling and gassing is usually a dead cell in one of the batteries. This causes even the best chargers to think the battery still requires charging and charging and charging.
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