salemExplorerMar 23, 2017ConverterMy trailer has sit since the first week of January. Today I plugged it in to get ready for a trip next Monday. I noticed the converter is humming. Is this normal? I've noticed it before when campi...Show More
red31ExplorerMar 23, 2017How long was storage and did you top them off from time to time?Batteries self discharge.
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