bottom two: fresh air to the front.  fresh air to the back.  mine are
always off.  top is heat to the defrost vs feet.

Will in Alaska - '82 Diesel Westy daily driver.

On Mon, 2011-01-24 at 18:00 -0800, Mark L. Hineline wrote:
> Last night, on a short drive in my '82 Westy, I decided to turn the
> heat on and warm my toes just a tad. I did it by feel, as the levers
> were unlit.
>
> This morning I decided to find out whether the levers for the fresh
> air and heat are supposed to be lit. Thus began a spout of obsessive
> behavior during which I pulled out the radio, the lighter, the
> instrument panel, and the heater control face. I traced wires and
> studied the Bentley until finally I found the wires and sockets. Then
> I did battle with the bulb to make it light up. Six hours later I had
> light behind the levers.
>
> Now to figure out what the bottom two actually do.
>
> Mark
>