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mdecorso's avatar
mdecorso
Explorer
Nov 13, 2015

House battery not charging properly. Bypass solenoid?

I am having some difficulty getting my house battery in my 1992 Ford E350 Class C Four Winds to charge properly. I think the solenoid between the engine battery and house battery is failing. On th...
Sam_Spade's avatar
Sam_Spade
Explorer
Nov 13, 2015
Salvo wrote:
This doesn't make sense. When the Onan is running, you should be getting more than 11.8V at the house battery.


First, be sure that a coach battery disconnect switch hasn't been accidentally thrown. That will stop it from charging from ANYTHING.

AND with the engine running, you should see more than 12.7 at the engine battery too.

I'm not sure that "bypassing" anything is a good idea, not knowing exactly what is wrong.

There may be more than one fault at work here.

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