Crank Problems

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Liggster

Post subject: Crank Problems

Posted: Sat Aug 04, 2012 1:20 pm

Dirt Disciple

Joined: Thu Feb 23, 2012 8:29 am
Posts: 60
Location: Southampton

Can anyone tell me why this bolt keeps coming lose? is there something I should know? I have tried "Locktight" but still no joy :-(

I dont want to over-tighten it, just in case I totally knacker it. Thanks in advance! :-D

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Crankey Probs.jpg [ 181.13 KiB | Viewed 202 times ]

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gibbleking

Post subject:

Posted: Sat Aug 04, 2012 1:42 pm

Special Retro Guru

Joined: Sun Apr 29, 2007 5:22 pm
Posts: 5750
Location: busy forgetting how to edge flip on a 11x11 monster cube///...

check the chainset for deformed splines.i suspect your chainset has developed some play and is rocking the chainset free.

_________________
It isn't enough to show that you can make 3-cycles of pieces or generate a half-turn without violating constraints. For example, here is a sequence that performs a half-turn under the constraints imposed by this puzzle:
[B', U', R', U, R, B, L', U', B', U, B, L, B', D', R', F, R, F', U, F', U', F, D, B, L, B, U', F, U, F', U', F, U, F', U', F, U, F', B', L', F', L, F, L', F', L, F, L', F', L, F, L', B, R', L', F, L, F', L', F, L, F', L', F, L, F', R, B']

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Post subject:

Posted: Sat Aug 04, 2012 1:43 pm

retrobike rider / Gold Trader

Joined: Thu Apr 28, 2011 4:31 pm
Posts: 3035
Location: WILTSHIRE

gibbleking wrote:

check the chainset for deformed splines.i suspect your chainset has developed some play and is rocking the chainset free.

X2
recently had this problem & only remedy was a new crank arm!

Tc

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GOAT

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Liggster

Post subject:

Posted: Sat Aug 04, 2012 2:34 pm

Dirt Disciple

Joined: Thu Feb 23, 2012 8:29 am
Posts: 60
Location: Southampton

Hmmm it is a new chainset on there so I doubt it...

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mkaavin

Post subject:

Posted: Sat Aug 04, 2012 6:22 pm

Retro Guru

Joined: Wed May 16, 2012 8:27 pm
Posts: 389
Location: Norway

Any sounds from the cranks when you ride?

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1994 Klein Fervor, Nebula Green
1995 Klein Attitude, Painted Desert

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