Well ... I decided that at this point I had little more to lose than a
can of R134a.  I charged the system and voila ... the pressure readings
are more what I would expect and ... It's cold in Maine again.

Mike

Mike Collum wrote:
> Remember, the '85 has no low pressure cut out switch.
>
> With the AC turned on ... the compressor's clutch engages and the whole
> works is turning, but no change in the pressure readings.
>
> Mike
>
>
> Kim Brennan wrote:
>
>>  > Now that I'm home, I put a recently acquired gauge set on it and,
>> either
>>  > statically or with the compressor running (no low pressure cut out
>> on my
>>  > '85), the low side and the high side read the same.  Both are at 30#.
>>
>> If the engine is running and both the high and low side are reading the
>> same 30psi, your compressor is not kicking in. This is typical of too
>> little refrigerant.
>>
>> Kim Brennan
>> 86 Syncro. 91 Westy Syncro. 90 Tristar
>> Vienna VA. Sugar Grove WV.
>>
>>
>