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Thanks for that visual, Scrod.
Hey for those of you who have 722's, do you have creaky bottom brackets? My UN52 was creaky so I replaced it with a UN54 and I got no less noise than before. |
Did you grease your BB threads before installing?
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BB threads greased, pedals tightened, crank bolts tightened. Still creaky when I'm back pedaling/trackstanding. FSA Veros to 68x107 UN54 square taper, If it matters.
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Chainring bolts tight?
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^ just inspected. All are tight except for one that is tightened down to the female end of the bolt, but will spin as a whole in the chainring. Maybe thats it?
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It could be. Throw a drop of oil on it until you can properly tighten it and see if the noise stops. It could also be a worn crankarm interface caused by over/undertightening.
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^ ended up being the chainring bolts. The cranks wouldnt creak when I took off the chain so I removed the bolts, cleaned the interfaces and greased the threads. Super quiet now except for mild chain rattle when decelerating. While this happened, I discovered something else: I get a slack chain when the right crank is between 2 o'clock and 4 o'clock. What could be the cause of this? Warped chainring/cog?
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Your chainring might not be centered on your cranks making the chain tighter in certain areas of the rotation.
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Tyler is riding a Leader 729TRK 2.5 in this one, that frame is now dead. VERY dead. |
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My friends brand new 725 that i got to put together.
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I like your friends bike.
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It needs foot retention.
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I find the Velocity stickers to be ugly, but that's just me :(
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I just put together my V1 725 for commuting. I had some parts left over from my Langster and threw them on my frame and fork.
fsa carbon crank fsa headset fsa stem fsa bottom bracket thompson elite seatpost deap V wheels cane creek brake cinelli lola bullhorns origin 8 brake lever sella shark seat titanium rails mks pedals (tempoary) egg beaters going on I just threw it together about an hour ago and sorry for the iphone pic. I need to get a longer bolt for my front brake that is why it is dangling. I am getting some rocking in the seat post. I tightened it with the post in and then re-tightened it with the post out but it still rocks. Any advice? http://i205.photobucket.com/albums/b...l/75b045cd.jpg http://i205.photobucket.com/albums/b...l/e6d7fc6d.jpg my dogs would not move. I also have a machined gold aerospoke for the front but it is heavy. |
That's a V2.
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your right! I did not realize that there are three versions.
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yeah definitely needs foot retention, and i told him to lose the stickers but he really liked them or something.
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Hey Scrod, heres the bike you've been helping me with by answering all my questions :]
http://a4.sphotos.ak.fbcdn.net/hphot..._4018338_n.jpg I enjoy putting bikes places they don't belong. |
got my cranks on and have a chainstay clearance question.
using 170 sugino 75s and 110.5 phil BB on a 722ts drive side arm/chainstay clearance: 4-5mm non drive side arm/chainstay clearance: 2-3mm i've read that as long arms don't hit, then i'm fine. i don't care that it's not the same on both side...just thinking the non-drive side is cutting it close. am i good or no? |
That's pretty close but I would think it's fine. My Omniums on my TET frame cut it pretty close as well on the NDS, but I don't even think my clearance is that small. But... it's not like your crank arms are going to flex laterally 2-3mm when you pedal.
You can also ask in the Mechanics forum for more peace of mind. |
thanks.
i will do that. |
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Blowout for V2's at City Grounds... <oh so tempted> http://store.citygrounds.com/store/p...25TR-V2-Frame/
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