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  #18  
Old July 9th 11, 07:36 AM posted to rec.autos.makers.mazda.miata
charlie
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Posts: 66
Default Weird AC problem.

On 7/6/2011 4:34 PM, XS11E wrote:
> > wrote:
>
>> On 7/5/2011 8:35 PM, XS11E wrote:
>>> Last night it died on the freeway and never came back on, when I
>>> went home it died again on the freeway and started blowing cold
>>> air as I went down the exit ramp. I'm pretty lost as to possible
>>> causes...
>>>
>>>

>> Was there a bump or two as you exited?

>
> No, I thought of that! It was smooth and I didn't even feel the
> compressor kick in when it started blowing cold.
>
> I'm fairly sure the compressor stays on when it fails but I'm not
> positive.
>
> BTW, the suggestions of some floating crud blocking an orfice....
> woudn't that raise pressure causing the compressor to turn off? I
> really need to catch it failing to see if the compressor is running but
> it's too damn hot to get out and look and much too hot to try to raise
> the hood w/o a pair of oven mitts!
>
>
>

Looks like you need to throw a pair of insulated gloves in the car, and
maybe a flashlight.
The A/C clutch coil (Now that I think about it) can fail intermittently.
I've seen this exactly once in several decades of working on cars.

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