![]() ![]() For starters you will need a couple of basic tools to assist in troubleshooting your RV’s 12-volt DC electrical system.Ģ) A digital multimeter that can test 12-volt DC electricity.īoth of these are available at local auto parts stores. I am convinced that just about anyone can troubleshoot a 12-VDC problem, and in many cases repair the problem without it ruining your camping trip. So what do you do when one of these 12-volt items quit working?įor the sake of an example let’s say we are dry-camping and our 12-volt water pump quits working. When you go camping you rely on these 12-volt items to operate properly, especially if you are dry-camping without hook-ups. ![]() These 12-volt devices include overhead lights, the water pump, vent fans, furnace fan, range hood fan, LP gas leak detectors, stereo, 12-volt TVs and the refrigerator when it is operating in the LP gas mode. 12-VDC electricity is stored in the RV batteries and supplies power to components, devices and appliances that operate on 12-volt DC electricity. DC electricity flows in one direction, from negative to positive. 12- volt DC or Direct Current is electricity supplied by the RV batteries. Today we’re going to concentrate on troubleshooting a basic 12-volt DC coach electrical system problem. The 12-volt DC automotive system, the 12-volt DC coach system and the 120-volt AC coach system. RVs have three different electrical systems.
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