I'm a bit of a luddite, but I just go around and see if the vent is hot
outside.  You can feel the heat almost immediately if it's lit.

Jeff

----- Original Message -----
From: David Beierl <dbeierl@IBM.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Saturday, June 10, 2000 11:36 PM
Subject: Re: Fridge burner LED

> At 12:36 6/10/2000, Ron Bloomquist wrote:
> >On my Fridge burner LED I have noticed it is lit when using propane,
> >switched to 12 volt battery when the engine is running or, when plugged
into
> >110 volt shore power.  Basically anytime the fridge is in cool mode no
> >matter what the power source.
>
> Hi Ron -- I'm surprised you see that with 110v.  Might want to chase
around
> with both AC and DC meter and check your grounds.  Anything at all that
> moves the LED panel ground positive to the thermocouple output by more
than
> a millivolt or two will light the light.  As you've seen, any significant
> DC load on that circuit will do it.
>
> Whatever's happening on the AC side, I'd expect that the LED is actually
> flickering at line frequency when it's lit for that reason.  You can check
> by flicking your eyes from side to side while looking at the LED, (or by
> putting an AC meter on the LED -- most digital AC meters reject DC).
>
> d
> David Beierl - Providence, RI
>   http://pws.prserv.net/synergy/Vanagon/
> '84 Westy "Dutiful Passage"
> '85 GL "Poor Relation"