Mike,
Did you run larger than stock wires on that stretch of connection? That
might make a difference. I know it did on mine, between the power
source/relays/lights, where all the current power is running.

bob

On Sun, Jun 7, 2009 at 10:33 PM, Michael Hart <mjhart853@yahoo.com> wrote:

> Bob,
> I don't think this a grounding problem - the melting is only on the two
> relay block connectors transmitting the 400W from the positive supply to the
> wires going to the bulbs (the switched 'hot' supply). Since this is a CA
> van the grounds are clean and resistances are measured low.  I haven't
> measured the actual total current flow (it should be ~35A based on the 12.2V
> I measured and spec'd bulb ratings); perhaps it might be even higher? I
> suspect the connectors are only rated to 20A or 30A?
>
> Mike
> '87 Westy
>