Posted 4/15/2013 19:50 (#3038039 - in reply to #3027688) Subject: RE: as to the air leaks
East Central Indiana
You might check to see if there is a check valve on the output line on the Compressor, our 03 1790 didn't have one and was always losing air, spray some soapy water on the compressor intake to see if air is back feeding through the compessor