On Seven the original transducer was under the ...
vee berth just to port of the holding tank.I left it in place after it stopped working and added a fish finder about the same place epoxied to the inside hull on the starboard side. No problem as the hull, about 8 in. from the center line, is thin enough not to bother the signals.Probably cheaper just to get a new one than try to pull boat and try to fix old one. Vic