Ongoing Equinox Coil Ear Breakage Issue
I was wondering what you folks think about the coil ear breakage issue that continues to plague Minelab with coils for the Equinox. I have several friends who have had the ears break on the 15" coil and have seen other users suffer this same problem with the stock coil. This past Sunday I had the opportunity to use the 15" coil at the beach and I loved it. However, the coil ear problem has me a bit leery. Even the aftermarket coil stiffeners don't seem to help and for all I know they may act
As an engineer, I've given this some thought and closely examined my coil. And saw the cracks, saw them get bigger, then one ear broke. Mine broke at the bottom, seemingly the most common failure mode.
I think the problem is this:
The teardrop rubber washers should protrude above the clevis recess they sit in, this includes when the bolt is tightened. This is the problem. The washers get squashed until the coil ears touch the clevis, plastic on plastic. This does two things: it allows the c
