Truss rod adjustments

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DefaultMDefaultM Frets: 7321
Over the winter some of my guitars seem to have developed dead spots over the neck, around the 2nd fret. 
On my fretless bass for example I can't get any notes to play around that area so I raised the action which helped a bit but it's still there.

I assume I need to adjust the truss rod, but unsure which way to turn it?
When I look down the necks most have a slight curve upwards like a bridge.
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Comments

  • BloodEagleBloodEagle Frets: 5320
    edited March 2017
    If theyre curved upwards like a bridge that would indicate back bow - meaning the truss rod needs loosening (anti-clockwise). Just try a quarter turn or preferably less at a time, retune and check relief 
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  • richardhomerrichardhomer Frets: 24797
    edited March 2017
    Normally in the winter necks develop more relief, due to central heating reducing humidity. This tends to raise the action and requires the truss rod to be tightened.

    The way you're describing it - it sounds like the neck is too straight - or bowing up in the middle - which requires the truss rod loosening. You really need to evaluate the amount (or lack of) relief before adjusting.

    Holding the low E down at the first and last frets (this requires two hands - or a capo) - there should be a slight gap around the 7th/8th fret.

    This will tell you if you need to tighten, or loosen.
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  • DefaultMDefaultM Frets: 7321
    Thanks. I used the heating very sparingly over winter to save money so they've been pretty cold. 
    Next year I think I will just keep it on at a low level and that will be cheaper in the long run.
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  • CabicularCabicular Frets: 2214
    Some of my guitars need it done a couple of times a year. Some never. The older ones tend to be the most stable.
    It's just routine maintenence 
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  • BridgehouseBridgehouse Frets: 24579
    When you have tool in hand (!) and doubt yourself - just remember

    Righty Tighty
    Lefty Loosy
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  • CabicularCabicular Frets: 2214
    edited March 2017
    When you have tool in hand (!) and doubt yourself - just remember

    Righty Tighty
    Lefty Loosy
    which direction am I facing? ;)

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  • BridgehouseBridgehouse Frets: 24579
    Cabicular said:
    When you have tool in hand (!) and doubt yourself - just remember

    Righty Tighty
    Lefty Loosy
    which direction am I facing? ;)

    Lol - twisty wristy righty tighty or lefty loosy silly ;)
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  • CabicularCabicular Frets: 2214
    Cabicular said:
    When you have tool in hand (!) and doubt yourself - just remember

    Righty Tighty
    Lefty Loosy
    which direction am I facing? ;)

    Lol - twisty wristy righty tighty or lefty loosy silly ;)
    Vintage Fender or Gibson ? ;)
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  • BridgehouseBridgehouse Frets: 24579
    Cabicular said:
    Cabicular said:
    When you have tool in hand (!) and doubt yourself - just remember

    Righty Tighty
    Lefty Loosy
    which direction am I facing? ;)

    Lol - twisty wristy righty tighty or lefty loosy silly ;)
    Vintage Fender or Gibson ? ;)
    I'm not sure I'd call my wrist vintage!
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  • skunkwerxskunkwerx Frets: 6867
    When you have tool in hand (!) and doubt yourself - just remember

    Righty Tighty
    Lefty Loosy
    What if its a left handed tool?
    The only easy day, was yesterday...
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  • BridgehouseBridgehouse Frets: 24579
    skunkwerx said:
    When you have tool in hand (!) and doubt yourself - just remember

    Righty Tighty
    Lefty Loosy
    What if its a left handed tool?
    Turn round and do it back to front..
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  • richardhomerrichardhomer Frets: 24797
    edited March 2017
    To avoid confusion, turn the screw-driver or hex key clockwise to tighten and anti-clockwise to loosen. 
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  • robgilmorobgilmo Frets: 3435
    What if you cant tell the time?
    A Deuce , a Tele and a cup of tea.
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  • BridgehouseBridgehouse Frets: 24579
    robgilmo said:
    What if you cant tell the time?
    Then you shouldn't be trusted with any kind of guitar based tooling as you won't know when to have a tea break
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  • skunkwerxskunkwerx Frets: 6867
    Hang on.. i've only got a digital clock... can I still use it as a tool referral guide for loosening or tightening stuff? 
    The only easy day, was yesterday...
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  • BridgehouseBridgehouse Frets: 24579
    skunkwerx said:
    Hang on.. i've only got a digital clock... can I still use it as a tool referral guide for loosening or tightening stuff? 
    I think you can safely assume that you will be referred to as a tool if you use it..
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  • richardhomerrichardhomer Frets: 24797
    robgilmo said:
    What if you cant tell the time?
    Irrelevant - inspite of demonstrating rank stupidity - such a person would still be able to observe which direction the hands of a clock or watch move.

    It tends to be bass players and drummers who struggle with time the most....
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  • BridgehouseBridgehouse Frets: 24579
    robgilmo said:
    What if you cant tell the time?
    Irrelevant - inspite of demonstrating rank stupidity - such a person would still be able to observe which direction the hands of a clock or watch move.

    It tends to be bass players and drummers who struggle with time the most....
    Oi! There are some of us who are perfectly capable of
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  • BridgehouseBridgehouse Frets: 24579
    edited March 2017
    doing stuff in a joined up way
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  • thebreezethebreeze Frets: 2801
    The confusion though is, is it always righty tighty etc whichever end of the neck you are? (modern at headstock, vintage at body)
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