From: technobarbarian@gmail.com   
      
   In article , theise@panix.com   
   says...   
   >   
   > In the way of an update regarding the issues I posted about a   
   > month ago...   
   >   
   >   
   > On Wed, 27 Mar 2024 17:29:30 -0000 (UTC),   
   >   Ted Heise  wrote:   
   >   
   > >  1) The trailer has a Truma Combi Eco Plus furnace/water heater.   
   > >     It threw off error messages a couple of times.  First was   
   > >     said to be from blocked intake our outflow (found no   
   > >     blockage) and second suggested there was a fault with the   
   > >     combustion air motor.  On top of that, I noticed a   
   > >     hot/burning wire/electronics smell at one point.  After a   
   > >     lot of googling, I worked off the motor cover and gave it a   
   > >     spin with my fingers.  After replacing the cover, the unit   
   > >     seemed to work fine.   
   > >   
   > >     I'm a little leery about this one, not wanting to get stuck   
   > >     without heat when we're out some freezing night.  My plan is   
   > >     to call the dealer and discuss it with them.  I'm not sure   
   > >     it's worth dragging the trailer to them (almost 2 hours each   
   > >     way), unless they feel strongly they should look at it.  At   
   > >     the least, I'll get it on the record with them.   
   >   
   > After reporting an additional bout of errors (when trying to start   
   > it up on the 12 V battery while in storage) to the dealer, they   
   > told me I should bring it in.  They ended up replacing the   
   > combustion fan motor and the control board, all under warranty.   
   >   
   >   
   > >  2) I'm suspicious of the battery (Interstate SRM-24).  It was   
   > >     dead after just 5-6 weeks in storage (fully disconnected).   
   > >     After conditioning and charging, it seemed fine--but after   
   > >     just a day on electric heating it was dead again.  The   
   > >     refrigerator was on propane so there shouldn't have been a   
   > >     lot else drawing from the battery.  Am I expecting too much?   
   >   
   > I'm still not sold on this battery, but the dealer thought it was   
   > (and should be) okay.  On the other hand, it was at 84% when I   
   > picked up the trailer on Saturday, and down to 70% after a couple   
   > of hours towing--with the 7-pin connected.  I checked the output   
   > at the towing vehicle, and it read ~14 V.  Not sure what to think   
   > about this matter.   
      
        Thanks for the update.   
      
        What you are describing sounds like an internal short in the   
   battery. The battery is likely to be covered under a manufacturer's   
   warranty. I'd suggest that you take it somewhere that sells that brand   
   and have them check it.   
      
   TB   
      
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