Add a switch across the PS pressure switch.  This will do what you
want.......  Why do you want this anyway?

            Eric                   86-VW4x4
            vw4x4@fyi.net          86-SS Syncro
            Pittsburgh, PA USA     1936-Chrysler
                                   92-Jetta GWC
            www.fyi.net/~vw4x4/vw4x4.htm

On Mon, 21 Jun 2004, Robert Lilley wrote:

> I was doing some reading on the unit with the "D" and it includes a power
> boost when the A/C is on where-as the "B" and "C" did not have one.  Has
> anybody tried to make a switch to turn this on when you are NOT running the
> A/C to get a power boost?  Is there a way to energize the circuit without
> cutting on the A/C clutch?
>
>
>
>
>
>
> Robert
>