Drop the spare tire tray under the nose and look
up . You will see the heat valve for the front
exchanger. At that  point you can have someone
move the lever on the dash while you look to see
if the arm on the valve is moving or not. If not
try to free it up and if you cannot, replace the
valve.
Tom Czerniak

schur xxxxxxxxxxx wrote:
>
> I've got an '87 Westy with a heat problem.
> As of yesterday I can't shut the heat off.
> If I open the vents I get hot air coming
> out regardless of where the temperature
> knob is. I took the heater control panel
> off and the cable is connected to the
> lever and moving. I feel the normal amount
> of resistance in the lever so assume that
> it's still connected at the other end.
> Anyone have any ideas where to look for
> the problem? I checked in Bentley's to see
> if I could tell where the temperature cable
> leads to but couldn't figure it out.
>
> Thanks in advance!
>
> Jeff H.
> jhoward@netraverse.com
>
> '87 Westy, 103K miles
> AVP remanufactured engine, 2K miles