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Battery Questions

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Zman300

RVF Newbee
Joined
Jul 7, 2025
Messages
4
Location
Oshkosh, WI
RV Year
2018
RV Make
Newmar
RV Model
New Aire 3343
RV Length
34'
Chassis
Freightliner XCS
Engine
Cummins 360HP
TOW/TOAD
None
Fulltimer
No
Have a 2018 Newmar New Aire 3343.
This rig is completely different from our previous Georgie Boy Swinger.
A ton more gadgets with electrical draw.

The previous owner said it likes to be plugged in to shore power.
Does it have to be all the time?
I left it unplugged for a few days, now it is completely dead.
It's been plugged in to a 110 out for about 24 hours but it is still dead.
That's all I currently have available.
I can install a 50-amp outlet at home.
Problem is, our storage unit only has 110 available.
Is that going to work.

Our RV adventure isn't starting out too good.
Didn't have many problems with our previous RV.
Towards the end had a few that were very frustrating.
This is bringing back bad memories.
Hope I don't regret this purchase.

Thanks for any help you can provide.
 
110v should be fine…need to look at the inverter/charger and make sure it is charging….and not at too high a rate or it could blow the breaker on the 110 outlet.

And try to shut as many things down as possible including the 12v load via the salesman switch.
 
Your inverter's charger may have a minimum voltage required for the charger to begin charging. The Magnum we have does...so, you need to jump the battery to raise it to this minimum level...at which time the inverter charger will go back to work.

If you need to unplug for more than 24 hrs...consider auto gen start or adding solar or both... There is a finite number of aH in the bank...and it needs some form of charge, beit driving, generator, solar, or shore power.
 
110v should be fine…need to look at the inverter/charger and make sure it is charging….and not at too high a rate or it could blow the breaker on the 110 outlet.

And try to shut as many things down as possible including the 12v load via the salesman switch
I have a lot to learn, not sure what the salesman switch is.
Your inverter's charger may have a minimum voltage required for the charger to begin charging. The Magnum we have does...so, you need to jump the battery to raise it to this minimum level...at which time the inverter charger will go back to work.

If you need to unplug for more than 24 hrs...consider auto gen start or adding solar or both... There is a finite number of aH in the bank...and it needs some form of charge, beit driving, generator, solar, or shore power.
It has a solar panel, but from what I've read it doesn't put out enough to do any good.
 

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