Re: Skip, Trailer 7 way wiring

["Mark Young" <myoung@xxxxxxxxxxxxxxxxxxxxxx>]

I haven't followed this closely but would like to add I use the 12v in a
seven wire that runs to the batteries on the travel trailer. That way they
get charged when I drive.
Hope that helps!

Mark Young
Fuel Injected Webmaster JustInternationals.org
Scout On, may all your leaks and rust disappear!

----- Original Message ----- 
From: "Joel M Brodsky" <jmbrodsky@domain.elided>
To: "Skip Duplissey" <scoutii@domain.elided>
Cc: <ihc@domain.elided>
Sent: Wednesday, August 06, 2003 7:42 PM
Subject: Re: Skip, Trailer 7 way wiring


> Skip,
> the 12V line is a spare service power line if you want to hook up backup
> lights or something else that needs 12V.  Leave it blank if you don't need
> it.  No sense leaving power out there if it's only going to cause
problems.
> Sometimes small interior lights in the trailer are wired to that line.
> It's just a hot line from the truck.
>
> JoelB
>
>
> Thanks Joel & Jim...  Good advise.
>
> Another quick question...  The #4 wire just says "12V" on the wiring
> diagram.  Would that mean I just run a hot wire to that one?  Or, does 12V
> have another meaning in trailer-wiring-ese?
>
> Thanks!
>
> ----- Original Message -----
> From: "Joel M Brodsky" <jmbrodsky@domain.elided>
> To: <ihc@domain.elided>
> Sent: Tuesday, August 05, 2003 4:04 PM
> Subject: Skip, Trailer 7 way wiring
>
>
> > Also, if you ever get the 7-wire to 6-wire adapter (My flatbed has both
6
> > and 4 wire), be sure that you move the wires in the adapter so that the
> > brakes on the 6-wire aren't wired to the center pin on the 7-wire.
> > Basically, the center pin (as Jim mentions) should be Acc. power, NOT
> > brakes.  When I bought the adapter the brakes on my 6-wire trailer were
> > fully applied.  The adapter has screwlugs internally so that you can
move
> > the ACC. Power and Brake leads so that this doesn't happen.  Funny,
those
> > are the only screw terminals in the adapter, apparently this is a common
> > mistake.
> >
> > FYI:
> >
> > JoelB
> >
> > Date: Mon, 04 Aug 2003 16:28:15 -0700
> > From: J Grammer <jim@domain.elided>
> > Subject: Skip's trailer plugging away
> >
> > At 06:15 PM 8/4/03 +0000, you wrote:
> > >Also, what is the best way to wire the 7-way plug receptacle I just
> bought
> > >for trailer lights?  Is it OK to just splice into the wires (blinkers,
> > >brakes, etc) and run off them?  Will the load be too much when I plug
in
> a
> > >trailer?  Or, is there a better way, with relays or something like
that?
> >
> > Yes, relays are a much better way.
> >
> > Nobody does it tho'. Not even those of us who talk about it ;)
> >
> > Just do a workmanlike job of the wiring and follow the convention for
> > wiring the plug please. I have to re-do the plug on a friend's horse
> > trailer every time we borrow it 'cause some 'professional' hitch
> installer
> > decided that the center terminal on a 6-way was for the trailer
> > brakes(should be trailer acc. power). Guess I better re-wire her truck
> one
> > of these decades....
> >
> > Avoid the scab-on connectors like the plague!
> >
> > Kudos for running 7-way, they're a more durable long term design than
> > 6-way.
> >
> > Jim