Charlie Wing of Boatowners/VanagonOwners Illustrated handbook of wiring says
that for a 10' run you'll need 8AWG for a 3% voltage drop but if you can
handle a 10% drop then 14AWG will do.  (40A).

Wing, Charlie, pp 108-112  (ISBN 0-07-071092-9) 1993 edition (DC hasn't
changed much over the interim)

Pensioner

On 8/3/09, Al Knoll <anasasi@gmail.com> wrote:
>
> 8AWG?  That's a manly wire!  Of course the 30a capability of the lighter
> socket might need that kind of supply, but I disremember whether the F3 also
> supplies the lighter.  I'll check on that presently.
>
> Pensioner
>
>
>  On 8/3/09, Bob Stevens <mtbiker62@gmail.com> wrote:
>>
>> A really simple way is to run an 8g fused wire from the aux battery + to
>> the
>> #3 fuse location under your dash. Remove the fuse and put a male spade on
>> the end of the wire and plug that spade into either the top or bottom of
>> the
>> #3 female where the fuse was. That location runs your accessories (radio,
>> cig lighter) and your kitchen is already plugged into the aux battery.
>> bob
>>
>> On Mon, Aug 3, 2009 at 7:18 PM, Gilles H Turmel
>> <gilles.turmel@sympatico.ca>wrote:
>>
>> > Hi,
>> > I've tried to do a search in the archives to get the procedure to get
>> all
>> > my accessories on my aux batt.  No luck.  Does anyone has that
>> procedure?
>> > Best regards.
>> >
>>
>
>