Home Forums Truck Camper Adventure Forum Surging jacks

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    • #29877
      Patrick N Strang
      Participant

      While unloading my 2011 Lance 950S from the truck, I noticed the jacks would not come down at full power. They surged in small increments as if the battery was low. Well, it’s hooked to Shore Power, so this should not be an issue. They work fine individually, but that’s very awkward and time-consuming.
      I changed the battery in the remote, no change.
      Any ideas as what to look for?

    • #29878
      ardvark
      Participant

      Yes, your initial impression of low power is likely correct. In fact, the standard recommendation when low on power is to lower one jack at a time. I would not assume because you are on shore power than you converter is able to handle the load as they are subject to failure like anything else. Put a meter on your battery and run your jacks as a starting point to diagnosis.

      It could be something else, but start with the simplest first or if you do not have a meter or prefer not to use one, tie a jump box that is fully charged to your camper battery and see if it makes things better.

      Since I work on RVs, I have to deal with motor issues a lot and I always have my jump box fully charged and close at hand when testing in these kinds of situations. 🙂

      Steve and Andra
      2012 F350 6.2 gasser SRW LB
      Fab Fours front and rear in case we run into a rhino
      2019 Northstar Laredo SC

    • #29917
      John Perz
      Participant

      I agree with ardvark. It comes down to a question of haw many AMPS do the jacks draw, vs how many amps the converter can supply. For high current loads, the converter may not supply enough current and they really need to draw power from a fully charged battery to work properly.

      Regards
      John
      I don't like to make plans. They cause the word "PREMEDITATED" to get used in court!
      DON'T FEED THE VULTURES!
      My Body is a Temple! Ancient, Crumbling, Probably Cursed . . .

    • #30073
      Patrick N Strang
      Participant

      When I removed the electrical panel cover, 2 halves of a rectifier diode fell out. After removing and cleaning the converter, the location for the diode was obvious.
      I ordered a replacement (cost = 36 cents), installed it, and everything is working like new!
      Thanks, gentlemen, for your input!

    • #30076
      ardvark
      Participant

      Simple fixes are always welcome for sure. Glad to hear you found the culprit.

      Steve and Andra
      2012 F350 6.2 gasser SRW LB
      Fab Fours front and rear in case we run into a rhino
      2019 Northstar Laredo SC

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