From: technobarbarian@gmail.com
In article , theise@panix.com
says...
>
> Hi all,
>
> As mentioned in my trip report, there were a few anomalies about
> our trailer that I hoped to get some input on.
>
> 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.
>
> 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?
>
> My impression from online searching is that this not a great
> battery option. Should I be looking for something different?
>
> Thanks for any inputs!
That battery is rated at 81 amp hours. For best battery life you
shouldn't draw it down more than 50%. A typical RV furnance will use
around 7 amps per hour.
Personally I would want someone to look for that burned wire.
TB
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