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Old 03-10-2023, 04:54 PM   #3
jasin1
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Join Date: Aug 2020
Location: Upper Chesapeake Bay
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Quote:
Originally Posted by Camperklahowya View Post
Hi All,
Trying to figure out why charging performance is so poor.

New Passport 221BHWE purchased last year. factory installed 200i solar panel with Victron controller, dealer installed two 100ah Dragonfly batteries.

If I remove the batteries and charge with my charger, they hit 13.6 overnight, through standard 110 outlet.
When I charge by plugging my RV into a 110 outlet, it's barely anything. For example plugged in at 5:30pm, battery at 13.22. Checked again the following morning at 6:30am it was at 13.24. Two more days and it's now at 13.3. Mind you solar is also adding to this charge.

With my generator running on propane @ 3,200 watts using 30amp plug I get barely a bump after 2-3 hours at full power.

It's been like this since I got it. Thoughts?
thanks
what happens if you disconnect the batteries at the trailer after it’s been charging and let them sit for a little bit..do they come up? it sounds like there is a load being drawn on the batteries from in·command or inverter( even when inverter power switch is off) or something that won’t allow it to show full charge when it actually is.
when you take the fully charged battery..13.6 and hook it back up what does it show after a few min

i’m not a battery expert and there are many battery gurus on the site but just a thought
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