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FantasyMetal

Well-known member
Joined
Oct 17, 2011
Messages
565
Location
Old Town, Maine, United States
Hey guys,
Just have a quick question. Noticed that the necks on both my JPXI and JP12 are a little too straight and I wanted to add some relief. So I turned the wheel about 1/4 turn toward the upper horn on the guitar and it didn't seem to do anything. In fact, I can turn the wheel with my hand (w/o using a tool I mean). I've trussed many other guitars (including EBMM's) but this is the first time that it has turned so easily. My question is if this is normal for these guitars, or should I expect some kind of resistance? Also, it doesn't seem to be adding any relief into the neck, so I'm wondering if maybe I'm at the limit for introducing relief? Any insight would be greatly appreciated.

P.S. I am NOT trying to ask anyone to identify a problem, just want to know if this is something that I'm supposed to be experiencing.
 

DrKev

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Jul 8, 2006
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Somewhere between Paris, Dublin, and Buffalo
Sometimes it might need a little help. Place one hand behind the nut, another over the strings around the 7th fret and push.

BTW, what does too straight mean? What are the symptoms? Remember, there is not right or wrong (provided there is no back bow). Some people prefer a dead straight neck and some like a lot of relief.

As always, when in doubt, call CS and they can advise you.
 

FantasyMetal

Well-known member
Joined
Oct 17, 2011
Messages
565
Location
Old Town, Maine, United States
Hey Kev,
Thanks for responding. When I say the neck is too straight I mean that it has developed quite alot of buzz on the low E string. Also, I don't believe the rod is stuck, it just doesn't seem to be putting up any resistance when I turn it. I can turn the wheel with my thumb easily. This just had me a little concerned because I always seemed to encounter resistance with the truss wheel when adjusting other guitars. It seems better today after having let it set out overnight, so I'm guessing that on these guitars, loosening the truss rod doesn't require much (or any) force.
 

beej

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Aug 16, 2004
Messages
12,328
Location
Toronto, Canada
Generally there should be some force required to turn the truss rod. If it's all the way out (loose) and you find you don't have enough relief, there's the chance it's sticking in the neck a bit.

You can encourage the neck to move by holding the back of the headstock and pulling forward, towards the front of the guitar, encouraging the neck to move. (I find I do this in either direction, after a truss rod tweak, to help the neck settle.)

As Kev says ... when in doubt, ask the CS guys for advice since the buck stops with them.
 
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