pirestani
23-10-2002, 03:58 PM
dear friends;
What PH limit (acidity)in oils to be caused by high temp. is harmfull for internal copper winding of hermetic compressors?and how can we easily find out (define) the amount of chemical damage?
What PH limit (acidity)in oils to be caused by high temp. is harmfull for internal copper winding of hermetic compressors?and how can we easily find out (define) the amount of chemical damage?