Voltmeter/Polarity indicator circuit diagram

[Ralph L. Fullenwider]

Do a hot skin test, it will usually find the ground and neutral together in
the Coach problem, and help to isolate the errant difference in voltage.

Safe travels,

Ralph & Charolette Fullenwider
'84 FC35 "Ruff Diamond"
Duncan, Oklahoma



At 01:54 AM 3/23/2009 +0000, you wrote:
>Thanks Chuck-
>That brings up a point that I have considered. This might be a cumulative
>problem with a bunch of small leaks adding up. It seems that the
>powerwatch itself is not the only culprit. I've capped the bare wires to
>the system and plan on plugging her in again when I get some daylight.
>
>Your troubleshooting procedure seems laborious, lots of trips back and
>forth. Any way to check the system with a voltmeter? If there is voltage
>on the neutral, I should expect a decrease voltage between hot and white.
>How about flipping all the breakers off, disconnecting all the whites,
>then reconnecting and re-energizing them one at a time to find which one
>kicks it off? What are my chances of frying myself that way?
>John Churchill
>
>
>--- In WanderlodgeForum@yahoogroups.com, "Chuck Wheeler" wrote:
> >
> > I recently had a problem tripping GFI. It turned out to be the Front
> > heater. It can be a challenge to locate the problem because turning
> off the
> > breaker will not isolate a ground fault. I had to go through each circuit
> > and disconnect the neutral until I discovered the offending circuit. (Turn
> > off the breaker when the neutral is disconnected!) This required
> turning off
> > the power to the BB, disconnecting the neutral and turning off the breaker
> > for each circuit, then reapplying power to see if the GFI still tripped.
> > Before I modified the Power monitor it would trip some GFI but not all. It
> > was drawing current right at the trip point so it would trip some, but not
> > all GFIs.
> >
> > - Chuck Wheeler-
> > 1982 FC 31SB Fort Worth TX
>