Questions & Answers for: vdc off Water Heaters

Nothing happens when I turn on switch. No light on panel. 12 volts getting to tstat very little to eco. Should have 12 vdc there as well.

...by 12 volts, either from trailer converter, or a plug in to a receptacle that converts it to 12 VDC. It sounds like a faulty switch, if you switch it to off and it doesn't go off. . Temporarily, ...

...get it to relight I have no power is there something I should be doing to reset this/ Check for 12 VDC at terminals on ECO and ( Therm)ostat. You should have power on both sides of each. ECO or ...

...the valve no or nc i have conanuity on one side but not both Easiest way to check that is to put 12 vdc to + terminals, and ground to valve body, and use air in inlet, which should come out orifice ...

it on electric, as well as switch etc. For electronic ignition of gas, you will need to supply a 12 VDC source, and switch as well

and hear the ignitor clicking, test for 12 volts at power wire to gas valve. If your not getting 12 VDC to gas valve when ignitor is sparking, replace module

atwood dsi will not spark Have you tested for 12 VDC to connector at module?

...shuts down. Take a multimeter or 12 volt test light and probe terminals on Therm & ECO for 12 VDC power while running. When it shuts down and wateris not hot, test for voltage again at those ...

...somoene offer me some advice please as I am a novice with these things? Regards Use an external 12 vdc power supply like a wall wart to power the relay and switch the 32 volts through the relay ...

i am trying to install a 12 volt tankless water heater in my Rv. I can locate to 12 VDC positive line, but can not find the 12 VDC negative line. Any suggestions? if running from fuse box ground wire ...