Tiagra double crank...
 

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[Closed] Tiagra double cranks

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Topic starter
 

Having a real struggle to reinstall a set of these cranks. They are the outboard bearing type(like hollow tech 2). The non drive side is held onto the axle with a small black plastic bolt. On refitting its almost as if the axle is too short with the non drive side crank arm fitted the bolt only turns, 2/3 rotations before spinning out and stripping off the plastic thread?
What am I doing wrong?
Thanks
R


 
Posted : 07/04/2013 9:55 am
Posts: 6581
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Make sure the the driveside crank arm is fully pushed through by giving it a good hit. The black 'bolt' is only used to preload the bearings - finger tight. The non-driveside crank arm is held onto the axle using the pinch bolts, not the preload cap.


 
Posted : 07/04/2013 9:59 am
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As Simon says. The plastic bolt is just for preload, the pinch bolts hold it on


 
Posted : 07/04/2013 10:49 am
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Topic starter
 

Thanks all,
Tried to torque up the pinch bolts to quoted settings. Fingers crossed.
R


 
Posted : 07/04/2013 11:10 am

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