I've got the same in my westy. Almost like the fan is turning backwards.

Bruce

Sent from my iPhone

On Jan 5, 2010, at 12:26, David Prendergast
<dprendergast@TRIAD.RR.COM> wrote:

> Did a search on this but didn't find much.  84 Westy, heat seems to be
> working fine (although not as hot as I remember, although it could be
> my imagination) Whenever I come to a stoplight and reach down to feel
> the heat (front, havent checked the rear) its blowing cold until I
> start moving again.  Weird and wacky to me.  No coolant leaks and
> bottle is full.