Posted By joe.ami on 25 Dec 2014 08:24 AM What are the pressures supposed to be?
Posted By jonr on 25 Dec 2014 11:23 AM You could take a small sample of the HX deposits and test various acids against it in a glass. Take the best and use it liberally (you have little to lose at this point). I haven't looked into it, but perhaps sulfamic or hydrochloric, both with an inhibitor.
Posted By jonr on 27 Dec 2014 12:06 PM Not my area, but are your results consistent with a worn out compressor that isn't producing much flow?
Posted By joe.ami on 30 Dec 2014 10:27 AM Second opinion is worthwhile before jerking heat ex.