Posted 7/11/2020 16:30 (#8367528 - in reply to #8367177) Subject: RE: JD 4720 sprayer A/C, or 7X20/30 tractors A/C question
West Central IA
I’m no expert but since the experts aren’t replying....with your pressures and symptoms I’d say your evap may be icing up. I’d vacuum it out and get the right amount in there before doing anything else.