Perhaps the AC-compressor was stuck. Did you feel the enginepower
increase and decrease upon switching the AC on and off. There's a
thermoswitch that controls the operation depending on the
airtemperature. The AC should switch on and off on a regular basis.

Jeroen

Op 28-06-11 05:20, XS11E schreef:
>
> Yesterday the 1992 Miata got a bath, charged up the battery (I
> haven't driven it in awhile, it bothers my knee too much. Time to
> sell?) and off I go, top up, AC on, AC seemed to cool for a few
> blocks and then started blowing hot air. Got where I was going and
> parked for a few hours, going home the AC blew freezing cold. WTF?
> It's done this before but if I take it in it'll show full charge and
> work perfectly.
>
> Any ideas? I didn't drive it today, I might have more info next
> time I drive it but probably not, the only thing I know for sure is
> that it stops working after a couple of blocks and always when it's
> 110+F!
>
> Oh, one more thing, if I take it in I can GUARANTEE it'll work perfectly!
>
>
>
>