Posted 9/6/2024 02:44 (#10880068 - in reply to #10879792) Subject: RE: Ford 7710 dual power
New Zealand
yes, it was changed when the tractor was new in 1991 as it was the driver's preference
All seems to switch over fine, I have checked the wiring and as mentioned before when cold there doesn't seem to be a problem.....I am leaning towards the coil breaking down when it gets hot but really wanted to know what others felt