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Buell Forum » Knowledge Vault (tech, parts, apparel, & accessories topics) » Troubleshooting (Poor Starting/Running/Handling/Ride Issues) » Archive through February 28, 2007 » Increased vibarations all of a sudden. 2004 XB12R « Previous Next »

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Johnnylunchbox
Posted on Sunday, October 02, 2005 - 01:16 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

2004 XB12R 3100 rrelatively mellow miles. Was riding home this morning on a short stretch of Interstate. I was cruising along at about 80 when all of a sudden it felt like I switched to different road surface. The change was that dramatic. Started feeling way more vibes in the pegs, handgrips, and frame. At first I though it was only a change in road surface, but it persisted even after getting off the highway. It was especially noticeable because just this morning I was cruising along and thinking to myself "Hmmm my Buell is really smooth compared to some of my other bikes." So besides jinxing myself, does anybody think this could be an isolator problem?

Thanks,
Steve
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Typeone
Posted on Sunday, October 02, 2005 - 02:06 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Could be, happened to me at ~3000mi., did you inspect the condition of the front mount? I had nasty vibes that drove me nuts, ended up being the front isolator. I've been keeping my eye on the replacement, after another ~2000mi. i think the top is tearing again. Hmm.

Here's a good thread with some info and links:

http://www.badweatherbikers.com/buell/messages/32777/131886.html
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Johnnylunchbox
Posted on Sunday, October 02, 2005 - 08:57 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Thanks for the link..I will look at the front isolator. It was so weird how it happened so suddenly.
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Madsx
Posted on Monday, October 03, 2005 - 04:29 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

See here: http://www.badweatherbikers.com/buell/messages/3842/144185.html?1127413965

It fixed the problem for a bit but its back. Going to try retorque. New isolator is much better.
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Johnnylunchbox
Posted on Monday, October 03, 2005 - 09:20 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Madsx- so you are saying the updated isolator took care of the problem? I'm still under warranty so hopefully they'll take care of it. So far HD of Danbury has been pretty good to me.

Thanks for the heads up.

Steve
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Madsx
Posted on Tuesday, October 04, 2005 - 09:23 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Well, it did supress the vibes immediately after i left the shop but they have crept back in over the last few days. SO, I'm going to retorque it when I get a chance. Also a few other things I'm going to recheck are primary chain tightness, Head bearing, tire pressure ect...All were ok when problem started.
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Xring
Posted on Tuesday, October 04, 2005 - 10:11 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

My XB9S does it too. I've tightened everything I can think of; but the vibration remains an intermittent problem. Seems to only happen with a full tank of gas (?).

I'm convinced it is just a strange resonance vibration and have just about stopped worrying about it.

Good luck,
Bill
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Johnnylunchbox
Posted on Tuesday, October 04, 2005 - 10:11 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Tire pressure was fine. Head bearing should have been adjusted at 1600 miles when I took it in for 1k service (however it does not look like a tool has touched it; I'd hate to think they skipped that)

It was a sudden event, not a gradual increase in vibration. It was not there a moment earlier, then I felt it.
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2k4xb12
Posted on Tuesday, October 04, 2005 - 10:59 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Johnny, If the steering head passes the turning force test (which is simply measured with a fish scale), then adjustment is not necessary. It wouldn't be a surprise if no tool has touched your triple clamps. On the other hand, I've adjusted mine twice now, and it still looks as if no tool has touched mine. It all depends on how you do the job. The right tools and attention to detail will leave everything looking perfect. Best to look at the work order and see if there is any mention of test results or work performed on the steering head.

Just my .02

Steve.
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Johnnylunchbox
Posted on Tuesday, October 04, 2005 - 12:42 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Xring - Having vibration is one thing. Vibration that appears out of nowhere, when none existed before is an entirely different matter IMO.

Good point 2k4xb12.
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Johnnylunchbox
Posted on Monday, October 31, 2005 - 02:33 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Haven't taken her in yet and rode about 30 miles on Sunday. I had to put her back in the barn because it felt as if the vibes were getting progressively worse. Time to make an appointment with HD.
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Johnnylunchbox
Posted on Saturday, November 12, 2005 - 12:08 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Well I got it back. Isolators were fine. I did have a clipon that had a little play in it. That was adjusted and they looked over the front end. Got a new tire on the back while it was there. I rode it home and it felt better. God knows what they did. Maybe it was the loose clip on trnasmitting more vibes to my hands. ***scratching head***
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Bigblock
Posted on Saturday, November 12, 2005 - 12:31 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

"Got a new tire on the back while it was there. I rode it home and it felt better."

Could be the explanation you're looking for. Just a thought. Or that combined with a loose peg?

I've had worn out rears tires make a bike feel FUNKY!
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Johnnylunchbox
Posted on Saturday, November 12, 2005 - 06:27 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

BB- yeah the new rear tire made an incredibly noticable difference in the handlng. I dirt tracked it sideways again on the I84 on ramp. That was my fault with the cold/new rear tire. Aside from that the profile of the brandy new tire made it want to stand up in the turns less, if that makes any sense. Next time we all go out I'll bring the F'bolt. I want you guys to listen to something in the engine.... LOL maybe I'm just being paranoid.
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Blake
Posted on Saturday, November 12, 2005 - 10:33 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Check integrity of primary chain adjustment and also all exhaust tract fastenings/connections? Check front primary drive shaft nut tightness?
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Johnnylunchbox
Posted on Sunday, November 13, 2005 - 12:12 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Blake, I will look into those things thanks. Blake, are you talking about the primary chain tension or the actual tensioner?
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Blake
Posted on Sunday, November 13, 2005 - 12:50 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

The chain tension itself. Adjust as required. : )
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Johnnylunchbox
Posted on Sunday, November 13, 2005 - 11:43 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

After listening to the "Sound" today. It does appear to be coming from inside the primary case. More of a clack than a clunk. It could very well be the tension.
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