Sep 7, 2013 / John Deere 3520 - Air Conditioner Issue & Cleaning Radiator in Field #21 Tx Jim New Member Joined Jan 26, 2007 Messages 10,298 Location Coyote Flats,Tx Tractor JD 4255/Kubota M7040 HDC It may have been discussed and I overlooked it but the heater water control valve can let enough hot water leak by to adversely affect the AC operation.
It may have been discussed and I overlooked it but the heater water control valve can let enough hot water leak by to adversely affect the AC operation.