Martinjmpr's latest activity
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Martinjmpr replied to the thread Troubleshooting Renogy DC-DC charger. Is there anything else I can try?.OK folks (Especially Dave and Verkstad): THANK YOU! Problem has been identified (damaged wire on the negative battery cable.)... -
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Martinjmpr replied to the thread Troubleshooting Renogy DC-DC charger. Is there anything else I can try?.Dave: I have an extra Bojack fuse block (and extra fuses.) I can't think of any reason that WOULDN'T work. It would mean the circuit...
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Martinjmpr replied to the thread Troubleshooting Renogy DC-DC charger. Is there anything else I can try?.OK, I think I may have isolated the problem. I thought I'd try checking resistance to the whole cable from the battery to the cab...
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Martinjmpr replied to the thread Troubleshooting Renogy DC-DC charger. Is there anything else I can try?.So here's the update as of this mornings testing: I went out and connected the ring terminals at the fuse block to the same terminal...
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Martinjmpr replied to the thread Troubleshooting Renogy DC-DC charger. Is there anything else I can try?.Thanks, that’s a good recommendation. I actually just changed out the fuse block a few months ago so that might be part of the problem...
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Martinjmpr posted the thread Troubleshooting Renogy DC-DC charger. Is there anything else I can try? in Power Systems: 12v, Solar, Gen..Posting here because this board is the fount of knowledge on power and electrical stuff as far I can tell. If you've seen my other...
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Martinjmpr replied to the thread DC-DC charger as an alternative to generator?.UPDATE 6/5/2025: Field tested! We took a trip to Flaming Gorge in Utah last weekend. No electrical hookups at all and we were camped...
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Martinjmpr replied to the thread What component do I need to charge power station from a 12v source?.Interesting, this is the system I use to charge the camper battery from the truck, using the truck as my "generator:" 1100W inverter...
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Martinjmpr replied to the thread What component do I need to charge power station from a 12v source?.OK, that makes sense. Can the output of an MPPT controller be adjusted or modified? I assume if it is stepping down voltage from a 19v...
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Martinjmpr replied to the thread What component do I need to charge power station from a 12v source?.So the Jackery/bluetti/goal zero etc must have something like that in it, right? Because they can be charged from a 12v socket. But it...
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Martinjmpr posted the thread What component do I need to charge power station from a 12v source? in Power Systems: 12v, Solar, Gen..So the Bluetti, Jackery, etc portable power packs all incorporate a number of features with their LiFePo batteries. Since I like to...
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Martinjmpr replied to the thread Switching my RVs house battery to a LifePO4.I swapped both of the 12v lead acid batteries in our 2021 Rockwood Geo Pro 19BH last year so I may be able to speak to this. I was...
