where are the fuses on a jd 4440? - The Combine Forum Dec 28, 2012where are the fuses on a jd 4440? Its one of those situations where your looking for something and then someone comes along and says right away "there it is", right under your nose. I need to see if the fuse for the radio has gone so I know for sure whether or not I have to get a new radio. Location of fuse panel on 4440 jd ag tractor - Fixya Dec 13, 2013Location of fuse panel on 4440 jd ag tractor - Garden. Posted by Anonymous on Dec 13, 2013. I need a wiring diagram for the air conditioner system on a 4440 john deere tractor. i am having trouble locating the source of power for the air conditioner compressor. AG 460 panasonic camcorder" FUSE LOCATION"