Sounds more like another one if the millions of options that we can find to take our cars to that don't have a clue... Don't know which end is up. The pressure switch was the reason the compressor wouldn't run. "Sort of seized up" is laughable
http://www.subaru-svx.net/forum/images/smilies/lol.gif
Great that you got it going! Sometimes "drawing a crowd" at the counter is a good idea!
Keith