AC dead short?

[pattypape]

Is this a GFI protected pedestal outlet???
Usually they are on the 15/20 amp park hook- up circuits.
An old Bird will trip GFI if the polarity tester lights
have not been modified.

Bill 88 FC

--- In WanderlodgeForum@yahoogroups.com, "John Ely"
wrote:
>
> I have just developed a dead short in two circuits of my AC
system.
> The front receptacles and the vacuum cleaner circuits appear to be
> dead shorted. If they are on, the park circuit breaker (30 amps)
> trips. If they are off, I get normal service from the park. The
> thing these two circuits have in common is the AC meters on the
> dinette control panel. The front receptacles circuit provides
power
> to one of the dinette AC meters while the vacuum cleaner circuit
> provides power to the other. I have removed all loads from both
of
> these circuits with no change. I've pulled the cover from the
breaker
> box and these breakers have only one 12ga. wire going to them, so
the
> meters must be wired in downstream somewhere, but I have no idea
where
> or even where to look. As a possibly related matter, about two
weeks
> ago, after a lightning storm near Montreal, I noted that the
polarity
> indicators in my service box (the place where shore power is
> connected) are no longer working. As there are also polarity
> indicators on the dinette panel, there is a possible likage here.
> However, there was a two + week span of normality between the loss
of
> polarity lights in the service box and the short circuits in the
AC
> panel. No incident occurred prior to the AC loss; it worked fine
in
> one park, we took a long (15 hour ferry ride) with the DC systems
shut
> down, and had the shorts as soon as I plugged in at the next park.
> If anyone has any ideas as to what this might be, I'd be glad to
hear
> them.
> John Ely, 86PT40, Rapid City, SD On the road in Clarke's Beach,
> Newfoundland
>