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| I have a JD 7000 planter with a black box monitor It has 3 wires to the row units had both the box and row units checked out by JD I know black is ground and green is 12 volts and red is 8 volts I have to turn way down to nothing to get no 1 to tune out . I have run brushes through all row units I do not trust my wiring harnass what purpose does the red a green wire have what principle do these work on? TIA weldfixer | |
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JD 7000 monitor help!!
