Posted 7/15/2013 09:19 (#3209566 - in reply to #3209201) Subject: Re: 4420 CaseIH sprayer over applying
Mine was doing the same thing. Except it wasn't over applying, it was just counting down the gallons wrong on the 700 or in my case 600. Checked my rate and flow meter several times to no avail. Then just one day it started working right again and haven't had the problem sense.