85/15S wiring question

InversePolarity

Tone heretic
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Jun 26, 2022
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Hello!

I've got a 2019 SE Custom 22 Semi-hollow with stock 85/15S pickups and an aftermarket 920D wiring harness. Currently each pickup is wired such that green and white are soldered together to the lug on the push-pull stack, the black and bare are soldered together to the top of the push-pull stack, and the red is soldered to the 3-way pickup selector. I believe this causes the split to go to the screw coil for each pickup. Question: how would I rewire this to split the bridge pickup to the slug coil? Also, would this result in hum-cancellation for the in-between pickup selection when both are split?

I've been hunting for the answer here and elsewhere and haven't found a definitive answer, yet.

Here's what it looks like. Bridge pickup has the black sheath.




Thanks!
 
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Without knowing the guitar I'm only guessing.

But it might be as simple as connecting the red and bare together and soldering them to where the black and bare wires were, and then using the black as HOT and soldering black to where the red was.

Do this to BOTH pickups. If you don't they'll be out-of-phase with each other.
 
Last edited:
Without knowing the guitar I'm only guessing.

But it might be as simple as connecting the red and bare together and soldering them to where the black and bare wires were, and then using the black as HOT and soldering black to where the red was.

Do this to BOTH pickups. If you don't they'll be out-of-phase with each other.
Thank you! So, if I do the same red/black wire swap with both pickups, I'm assuming then that the neck will split to its slug coil?
 
Hello!

I've got a 2019 SE Custom 22 Semi-hollow with stock 85/15S pickups and an aftermarket 920D wiring harness. Currently each pickup is wired such that green and white are soldered together to the lug on the push-pull stack, the black and bare are soldered together to the top of the push-pull stack, and the red is soldered to the 3-way pickup selector. I believe this causes the split to go to the screw coil for each pickup. Question: how would I rewire this to split the bridge pickup to the slug coil? Also, would this result in hum-cancellation for the in-between pickup selection when both are split?

I've been hunting for the answer here and elsewhere and haven't found a definitive answer, yet.

Here's what it looks like. Bridge pickup has the black sheath.




Thanks!

Instead of having the green/white for the bridge pickup connect to ground when the push/pull is up, have it connect to hot.

I can't see exactly how it's wired by that picture, but it looks like the green/white wires are connected to the middle lugs? And it looks like the lowest (closest to the pot) lugs are linked together to ground with a jumper?

Assuming that's right:
Uncouple the two lowest lugs by clipping the jumper wire between them and removing the part that is soldered to bridge side.
Bridge pickup side: Add a new wire from the lowest P/P lug to the lug on the blade switch where the red wire is.

Neck splitting will be unaffected. Bridge pickup will now split to slug. Assuming you currently do not have hum cancelling in the middle split position, yes this will be hum cancelling.
 
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