Having rewired a couple of semi-hollows and my Gretsch hollow body, I found a secret that makes the rewire go super fast. Aquarium tubing. I'd have to look, but I think it was 3/8" tubing cut into about 18" lengths. Pull the knobs off the pots, secure the tubing over the shaft of each one, and then undo the nut that goes on the pot. Drop the pots and tube through the hole in the guitar and out the f-hole. Redo the wiring, and then shove the shaft of the new pot into the appropriate tube. Pull the tubing back through the hole and screw the nut back onto the pot. For the jack, I have a 1/4" plug attached to the end of a coat hanger that I found somewhere that works the same way. Plug the old jack in, shove it through the f-hole, replace the plug, and then pull it back out the jack hole. Easy peasy lemon lawn chairs. Here's a pic that gives you the general idea from when I rewired my Gretsch a couple of years ago. That aquarium tubing saved me an
enormous amount of time. Oh - and for it to work, you need to drop all the pots and the jack at the same time. You can't do them individually.
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