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Truly dsconnect the power..........

exeter_acres
Explorer
Explorer
So here is the deal...
I have installed a battery disconnect on the positive line..
(the below symptom happens when I completely remove the battery too)

and even with NO power to the coach

I can still turn on a couple LED lights (incandescent 12v lights will not turn on)
but more annoyingly the gas sensors start to beep due to the low power
I have to remove the fuse to get it to stop...

So.. I have a Parallax series 7300 converter...
from a quick research, I'm guessing that the converter has at least one if not two capacitors....

so even with the 12v disconnected, there is still some power in the capacitor..

is there a recommended and Easy way to drain them so I don't have to remove a couple fuses every time I put the RV away?

the fuses are not a big deal...just annoying...

Thoughts?
Involved in R/C airplanes and travel and camp at many events.
www.extremeflightrc.com
7 REPLIES 7

exeter_acres
Explorer
Explorer
thanks all......

I put the RV in storage yesterday..and turned on one of the incandescent bulbs...
will check..

yes.. it does have a small panel mounted on the A/C unit on the roof....
interesting...any idea where that would be wired to?
Involved in R/C airplanes and travel and camp at many events.
www.extremeflightrc.com

wa8yxm
Explorer III
Explorer III
exeter_acres wrote:
is there a recommended and Easy way to drain them so I don't have to remove a couple fuses every time I put the RV away?


What happens if you turn on one of those Incandescent lamps that do not work with the battery disconnected?

Oh, by the way, that is the answer to your question, THEY are the recommended way to discharge the cap's on the converter, May take up to a minute to finish the job depending on the size of the caps.

Each farad of cap is one amp-second.
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HiTech
Explorer
Explorer
Ahh a small solar panel (<100w) sounds like a possibility at that low power level. They often bypass any disconnect switch.

Jim

Tom_N
Explorer
Explorer
Do you have a solar panel???
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beemerphile1
Explorer
Explorer
Sounds like you are getting some power from the starting battery. Maybe back feeding through some device.
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HiTech
Explorer
Explorer
How long will it do this? A capacitor in something like a converter would not keep it going long. Turning on the switch for a normal light as a load should quickly drain a cap that size.

Jim

boogie_4wheel
Explorer
Explorer
Flipping on an incandescent light should discharge the cap(s). Then the LEDs and the gas monitors should be dead as well.

That or they are getting power from an alternate source.
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