Tubeless - hole tha...
 

[Closed] Tubeless - hole that wont seal

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Cut in sidewall from blow out, doesnt seem too big, 2mm?

Won't seal though, do I just add more fluid and try? Or is it a sign that perhaps sealing it might create some future weak spot and kill me on a downhill?


 
Posted : 28/04/2011 7:48 pm
 gee
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Take off the tyre and patch the hole on the inside using proper glue patches eg Rema Tip Top.

GB


 
Posted : 28/04/2011 7:51 pm
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You could try patching it with glueless puncture repair patch.

I did this to a similar sized hole a few months ago and I haven't died yet.


 
Posted : 28/04/2011 7:51 pm
 gee
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I've tried the glueless ones and found they fell off. The glued ones are brilliant. Don't bother getting tubeless specific ones, just get a normal repair kit.


 
Posted : 28/04/2011 7:53 pm
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Rubber twig.


 
Posted : 28/04/2011 7:54 pm
 mmb
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i just patch it on the inside with a standard patch and glue works every time.


 
Posted : 28/04/2011 7:54 pm
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Thanks, will give that a go. Was trying to avoid taking the tyre off...


 
Posted : 28/04/2011 7:57 pm
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you want one of the rubber plugs that pushes thru from outside

weldite do em

[img] [/img]

http://www.ukbikestore.co.uk/product/103/70001/weldtite-cycle-tubeless-tyre-repair-kit---outside-repair.html

cut the repair plug in half for better vfm


 
Posted : 28/04/2011 8:01 pm
 gee
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I tried the plugs too - they all worked themselves back out of the hole over time. They also look hideous as they stick out of the tyre. Unreliable. Stick to patches.


 
Posted : 28/04/2011 8:08 pm
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you did it wrong then, i presume you sued the glue on them? None of mine have EVER failed

Look hideous - its a bike for ****s sake not a womans arse!!


 
Posted : 28/04/2011 8:09 pm
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I had a hole about that size in a sidewall, probably from barbed wire, which wouldn't seal on it's own.
One of these did the job.

[img] [/img]

I scrapped the tyre two weeks later, as it was worn anyway, and it lasted that long.
I've used them in the tread before and they've lasted for months.
I treat them as a permanent repair, although I generally remove them and fit a normal patch inside the tyre next time I top up the sealant.


 
Posted : 28/04/2011 8:11 pm
 gee
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I didn't do it wrong - yes I did glue the rubber thing. It's just not held in with anything so the pressure forced it back out again. I'm using the tyres tubeless so maybe that's why it didn't work. Anyway, patches work great.

GB


 
Posted : 28/04/2011 8:18 pm
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I don't use glue on them and I've never had one work out of the hole, even at 50psi.
I've had two punctures on trailquests (did I mention I ride trailquests ?) and wasted time turning the wheel so the hole is at the bottom, hoping the sealant would seal it. Both times I gave up and put a plug in.
If I'd gone for the plug & CO2 straight away I reckon I would have lost less than two minutes.

As for looking hideous, I found it quite amusing watching the little tail on my front tyre going round and round, wondering how it lasted so long without wearing away.


 
Posted : 28/04/2011 8:28 pm
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Thanks all, job done. Found some park patches, self adhesive ones, seems to have done the trick!


 
Posted : 28/04/2011 8:53 pm
 br
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Normal patch on the inside, and then Superglue from the outside - works for me.


 
Posted : 28/04/2011 8:57 pm
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Incidentally, I've found Park and Lezyne to be the only self adhesive patches that work.


 
Posted : 28/04/2011 9:16 pm
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you can trim the bit off after you repair with one of the sticky cord things.


 
Posted : 28/04/2011 9:35 pm
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Huh. Just got in from an epic two hour tubeless wrestle-fest in the garage trying to fix the same problem, only three times over. I think I must have rolled over a bag of nails or something last night. I used Park self-sticking patches and some of that rubbery shoe-repair superglue type stuff, a combo that has done the trick before and seems to be holding now.

I like tubeless most of the time, but the problem is that when it goes, it really goes out in style, and it can take ages to fix afterwards...


 
Posted : 28/04/2011 10:14 pm
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The string things do work but they are really designed to get you home not for every day riding. They rescued me last night when I had a 10mm slash in tyre. Had to use 2 of them then fixed with weldite tubeless tyre repair patchs and superglue, dont quite trust it now though....


 
Posted : 28/04/2011 10:16 pm
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I have never had the sticky cords fail. The weldite ones mushroom from the back so can't come out. They are a permanent solution not a temporary fix if done properly.

Its the same technique as used for cars and quad bikes etc.

Oh and superglue - why it has zro flex/stretch


 
Posted : 29/04/2011 6:03 am
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Never had a problem but I run maxis and xt rims. Seem bomb proof after 18 months


 
Posted : 29/04/2011 11:35 am