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-   -   Chainring bolts glued on (https://www.bikeforums.net/bicycle-mechanics/802166-chainring-bolts-glued.html)

wxduff 03-02-12 02:28 PM

Chainring bolts glued on
 
I really messed up this time...

A couple of problems here have me flustered.

1: I installed the inner chainring on backwards.
2: I used loctite super glue instead of threadlocker (I saw loctite and blue container and assumed, I've never used threadlocker before.
3: I'm starting to strip the backs of the chainring bolts in the process of trying to unjam them.

Am I in new crank territory now or can I dremmell the things off and save the crank.

Not a happy camper right now... :notamused:

echo 03-02-12 02:38 PM

Try acetone/nail polish remover, really soak it into the holes. Personally I wouldn't use any loctite when putting chainrings together anyway.

jimc101 03-02-12 02:58 PM

Being as the pressuere you will be applying will be shear the bond should be fairly easy to break.

As Echo2011's advice soak the bolts in acetone, give this some time and the bond should release when pressure is applied.

bkaapcke 03-02-12 03:02 PM

Borrow a mini torch and heat up the chainring bolts. Not a whole lot, but good and warm. Run the flame through the middle of the sleeve end. Undo them while they are still warm. That should do it. bk

wxduff 03-02-12 05:00 PM

The acetone did it for the most part but the last bolt refused, after serious amount of acetone and elbow grease. I stripped the back to the point it the whole thing was useless, I even tried the torch idea (after the acetone has dried) but no use. So dremmeled the thing off but had to sacrifice the inner chainring. I'm just going to replace the rings when I go get new bolts tomorrow.

Nerull 03-02-12 05:05 PM

I guess it's too late to tell you they make debonders to break down superglue, and any hobby shop will have it.

dedhed 03-02-12 05:10 PM

Drill not Dremel would have saved the chainring.

wxduff 03-02-12 06:45 PM

I wish i had a drill press but I live in an apartment. I've owned the bike for 3 years and haven't replaced the chainrings or the chain. I just replaced the chain so I should probably replace the rings anyway. Thanks for the help though everyone.

bkaapcke 03-02-12 07:34 PM

Use anti-seize on those new bolts! Especially if they are stainless steel. bk


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