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Mavic 819 tubeless ...
 

[Closed] Mavic 819 tubeless issue

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[#1381036]

so my front tubeless tyre went down last night, pumped it back up but air was seemingly escaping from one of the spokes!

I thought that the rim was competely sealed from the spokes.
Are 819's known to fail in this way?

(admittedly it was dark, cold and outside a pub, so didn't investigate it for too long - tube went in, cider was consumed)


 
Posted : 04/03/2010 10:50 am
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They should indeed be completely sealed, the spokes don't fit in the same way as a tubed rim, they have to be put into the little cups & screwed in from the hub side of the rim if you like. Wants investigating if it is leaking from a spoke hole


 
Posted : 04/03/2010 10:52 am
 br
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It cant...

Sure its not the valve - and have you any latex in?


 
Posted : 04/03/2010 2:04 pm
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Check the valve is seated in the rim cleanly and also not either cracked / broken or clogged up with latex.


 
Posted : 04/03/2010 2:17 pm
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ok, will check again at the weekend (in light & dry conditions), definitely seemed to be out of the spoke, & had latex in it - hadn't needed to mess with the valveand it was a bugger to remove, so I thought it was well sealed.


 
Posted : 04/03/2010 2:23 pm
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i had something similar with a 819 rim with air escaping for no apparent reason. after tightening up the valve and pumping it back up it has since stayed inflated.


 
Posted : 04/03/2010 2:24 pm