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Source of squeaking

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Andy

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Sep 8, 2009, 1:11:32 PM9/8/09
to
My bike has been doing some squeaking but it only occurs while I am
pedaling.

About 6 months ago, I poured some 80 wt. gear oil down the tube that
holds my seat post to lubricate the bearings.

The bike is a 1973 Raleigh 3-speed.
Any ideas of what could be causing it?


Andy

When we suffer, let us remember that God will bring comfort to us
through His Word, by the Holy Spirit, and through fellow believers.
God does not comfort us so that we’ll be comfortable; we are comforted
by God so that we might be comforters. — Marvin Williams

AMuzi

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Sep 8, 2009, 1:51:58 PM9/8/09
to
Andy wrote:
> My bike has been doing some squeaking but it only occurs while I am
> pedaling.
>
> About 6 months ago, I poured some 80 wt. gear oil down the tube that
> holds my seat post to lubricate the bearings.
>
> The bike is a 1973 Raleigh 3-speed.
> Any ideas of what could be causing it?
>
>
> Andy
>
> When we suffer, let us remember that God will bring comfort to us
> through His Word, by the Holy Spirit, and through fellow believers.
> God does not comfort us so that we�ll be comfortable; we are comforted
> by God so that we might be comforters. � Marvin Williams

Insufficient holy water? May ride more 'comfortably'. Or
maybe not.

Seriously, 'squeaking' could be a pedal cage, toeclip bolt,
pedal bearing, pedal shaft in arm, chainring bolt, stamped
arm-to-ring joint failed, loose cup(s), dry or worn crank
bearing or even a frame crack.

To pursue it, I'd start with a chain-off evaluation of the
crank bearing and disassembly/inspection of that if warranted.
--
Andrew Muzi
<www.yellowjersey.org/>
Open every day since 1 April, 1971

someone

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Sep 8, 2009, 2:48:28 PM9/8/09
to
On 8 Sep, 18:11, Andy <chocolatemint77...@yahoo.com> wrote:
> My bike has been doing some squeaking but it only occurs while I am
> pedaling.
>
> About 6 months ago, I poured some 80 wt. gear oil down the tube that
> holds my seat post to lubricate the bearings.
>
> The bike is a 1973 Raleigh 3-speed.
> Any ideas of what could be causing it?

It's your pedalling which causes it, but the following may be
contributary;
A mouse, the chain, the pedals, a loose crank connexion, the hub, the
brake(s) rubbing, the saddle, a cracked frame. Any one to all of the
preceding.

Mint

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Sep 8, 2009, 3:12:29 PM9/8/09
to
On Sep 8, 12:51 pm, AMuzi <a...@yellowjersey.org> wrote:
> Andy wrote:
> > My bike has been doing some squeaking but it only occurs while I am
> > pedaling.
>
> > About 6 months ago, I poured some 80 wt. gear oil down the tube that
> > holds my seat post to lubricate the bearings.
>
> > The bike is a 1973 Raleigh 3-speed.
> > Any ideas of what could be causing it?
>
> > Andy
>
> > When we suffer, let us remember that God will bring comfort to us
> > through His Word, by the Holy Spirit, and through fellow believers.
> > God does not comfort us so that we’ll be comfortable; we are comforted
> > by God so that we might be comforters.  — Marvin Williams

>
> Insufficient holy water? May ride more 'comfortably'. Or
> maybe not.
>
> Seriously, 'squeaking' could be a pedal cage, toeclip bolt,
> pedal bearing, pedal shaft in arm, chainring bolt, stamped
> arm-to-ring joint failed, loose cup(s), dry or worn crank
> bearing or even a frame crack.
>
> To pursue it, I'd start with a chain-off evaluation of the
> crank bearing and disassembly/inspection of that if warranted.
> --
> Andrew Muzi
>   <www.yellowjersey.org/>
>   Open every day since 1 April, 1971

It's none of what you listed, but I will try taking the chain off and
turning the crank.

Andy

Mint

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Sep 8, 2009, 3:15:32 PM9/8/09
to
On Sep 8, 1:48 pm, someone <thirty-...@live.co.uk> wrote:
> On 8 Sep, 18:11, Andy <chocolatemint77...@yahoo.com> wrote:
>
> > My bike has been doing some squeaking but it only occurs while I am
> > pedaling.
>
> > About 6 months ago, I poured some 80 wt. gear oil down the tube that
> > holds my seat post to lubricate the bearings.
>
> > The bike is a 1973 Raleigh 3-speed.
> > Any ideas of what could be causing it?
>
> It's your pedalling which causes it, but the following may be
> contributary;

> A mouse,

Were you on the show "Wanna be a comic?"

Andy

Mike Jacoubowsky

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Sep 8, 2009, 3:26:37 PM9/8/09
to
"Mint" <chocolate...@yahoo.com> wrote in message
news:083e5d1a-3408-447f...@a21g2000yqc.googlegroups.com...

> A mouse,

You would do well to pay more attention to the messages content rather than
the manner in which it was delivered.

It's entirely possible that you could bring it to your local bike shop and
within 10 seconds of putting in the stand have the problem identified. But
diagnosing squeaks & creaks on the 'net isn't an easy task. There are so
many different things that can be causing the squeak, and a whole lot of
different questions that need to be asked and answered if you try to run it
down that way. Much simpler to have a real live person look at it.

But the most-obvious candidates are things you've probably already figured
out. A dry chain, a loose crank arm, shot pedal bearings.

--Mike Jacoubowsky
Chain Reaction Bicycles
www.ChainReaction.com
Redwood City & Los Altos, CA USA

Tom Kunich

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Sep 8, 2009, 4:01:21 PM9/8/09
to
"Mike Jacoubowsky" <Mi...@ChainReaction.com> wrote in message
news:meidnZZ3gfpxMjvX...@earthlink.com...

>
> It's entirely possible that you could bring it to your local bike shop and
> within 10 seconds of putting in the stand have the problem identified. But
> diagnosing squeaks & creaks on the 'net isn't an easy task. There are so
> many different things that can be causing the squeak, and a whole lot of
> different questions that need to be asked and answered if you try to run
> it down that way. Much simpler to have a real live person look at it.

Not to mention that it is sometimes extremely difficult to tell the correct
area from which a squeek is coming.

Many times I've gone completely over a bike to discover that the "squeek"
was in the saddle pack and not the front wheel.

Norman

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Sep 8, 2009, 4:22:57 PM9/8/09
to

Testify!

I was wearing jeans and the left pant legs was rubbing
on the (file pattern tread) tire once every rotation making
an authentic sounding metallic squeak.

someone

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Sep 8, 2009, 4:51:48 PM9/8/09
to

A fat tyre with a file pattern?

Message has been deleted

Mike Jacoubowsky

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Sep 8, 2009, 8:59:44 PM9/8/09
to


"Norman" <invasiv...@gmail.com> wrote in message
news:23a738da-2283-4007...@j4g2000yqa.googlegroups.com...


On Sep 8, 4:01 pm, "Tom Kunich" <tkun...@earthlink.net> wrote:
> "Mike Jacoubowsky" <Mi...@ChainReaction.com> wrote in message
>
> news:meidnZZ3gfpxMjvX...@earthlink.com...
>
>
>
> > It's entirely possible that you could bring it to your local bike shop
> > and
> > within 10 seconds of putting in the stand have the problem identified.
> > But
> > diagnosing squeaks & creaks on the 'net isn't an easy task. There are so
> > many different things that can be causing the squeak, and a whole lot of
> > different questions that need to be asked and answered if you try to run
> > it down that way. Much simpler to have a real live person look at it.
>
> Not to mention that it is sometimes extremely difficult to tell the
> correct
> area from which a squeek is coming.
>
> Many times I've gone completely over a bike to discover that the "squeek"
> was in the saddle pack and not the front wheel.

===========
Testify!

I was wearing jeans and the left pant legs was rubbing
on the (file pattern tread) tire once every rotation making
an authentic sounding metallic squeak.

===========

What a coincidence. On this morning's regular Tuesday/Thursday-morning ride,
I heard something that made me think I had a rear tire scraping the frame.
Turned out to be some new shorts I hadn't worn before, and they make an
almost squeegee-like sound when they graze the top tube with each pedal
stroke.

landotter

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Sep 8, 2009, 10:39:32 PM9/8/09
to
On Sep 8, 7:59 pm, "Mike Jacoubowsky" <Mi...@ChainReaction.com> wrote:
> "Norman" <invasivenor...@gmail.com> wrote in message

Vinyl skorts?

skqueeka squeeka squeeka

;-)

RonSonic

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Sep 8, 2009, 11:07:05 PM9/8/09
to
On Tue, 8 Sep 2009 17:59:44 -0700, "Mike Jacoubowsky" <Mi...@ChainReaction.com>
wrote:

Intermittent clicking noise only while pedaling.

Shoelace nibs.

--


Oh damn. There's that annoying blog. Again. http://dumbbikeblog.blogspot.com

Tom Sherman °_°

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Sep 8, 2009, 11:11:16 PM9/8/09
to
someone aka Trevor Jeffrey wrote:
> On 8 Sep, 18:11, Andy <chocolatemint77...@yahoo.com> wrote:
>> My bike has been doing some squeaking but it only occurs while I am
>> pedaling.
>>
>> About 6 months ago, I poured some 80 wt. gear oil down the tube that
>> holds my seat post to lubricate the bearings.
>>
>> The bike is a 1973 Raleigh 3-speed.
>> Any ideas of what could be causing it?
>
> It's your pedalling which causes it, but the following may be
> contributary;
> A mouse [...]

Excellent suggestion!

--
Tom Sherman - 42.435731,-83.985007

Michael Press

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Sep 9, 2009, 12:57:55 AM9/9/09
to
In article <ZvGdncPpqcyJJTvX...@earthlink.com>,
"Tom Kunich" <tku...@earthlink.net> wrote:

Power of an acoustic signal in air dissipates
according to an inverse square law. Power of an
acoustic signal in a bicycle frame dissipates
almost not at all comparatively. Thus we here
the squeak or click or creak emanating from some
where in the frame close to our ear.

--
Michael Press

Michael Press

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Sep 9, 2009, 1:00:37 AM9/9/09
to
In article <jt6ea5lau5sea3ksa...@4ax.com>,
RonSonic <rons...@tampabay.rr.com> wrote:

There is that word few of us can remember: aglet.

--
Michael Press

Mike Jacoubowsky

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Sep 9, 2009, 1:06:10 AM9/9/09
to
"Tom Sherman �_�" <twsherm...@THISsouthslope.net> wrote in message
news:h876ck$ll4$1...@news.eternal-september.org...

On our annual New Years Day ride up Mount Hamilton a few years ago,
there was a small bird following me up the hill for a while.

I thought it was a small bird.

Turned out to be a dry jockey wheel in my derailleur. Very embarrassing.

--Mike-- Chain Reaction Bicycles
www.ChainReactionBicycles.com


Ben C

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Sep 9, 2009, 3:09:25 AM9/9/09
to

LOL! I've done the opposite. Thought, damn, what's that noise, what's
wrong with my bike, then realized it actually was birds in the hedge.

Many birds have an alarm signal (actually shared between some species)
besides their more expressive repertoire which is just a single squeak
like a dry jockey wheel. They do it when they see you coming.

I knew it wasn't the bike because I stopped to have a look at it, and
heard the squeak again.

Mint

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Sep 9, 2009, 10:10:42 AM9/9/09
to
On Sep 8, 12:51 pm, AMuzi <a...@yellowjersey.org> wrote:
> Andy wrote:
> > My bike has been doing some squeaking but it only occurs while I am
> > pedaling.
>
> > About 6 months ago, I poured some 80 wt. gear oil down the tube that
> > holds my seat post to lubricate the bearings.
>
> > The bike is a 1973 Raleigh 3-speed.
> > Any ideas of what could be causing it?
>
> > Andy
>
> > When we suffer, let us remember that God will bring comfort to us
> > through His Word, by the Holy Spirit, and through fellow believers.
> > God does not comfort us so that we’ll be comfortable; we are comforted
> > by God so that we might be comforters.  — Marvin Williams

>
> Insufficient holy water? May ride more 'comfortably'. Or
> maybe not.
>
> Seriously, 'squeaking' could be a pedal cage, toeclip bolt,
> pedal bearing, pedal shaft in arm, chainring bolt, stamped
> arm-to-ring joint failed, loose cup(s), dry or worn crank
> bearing or even a frame crack.
>
> To pursue it, I'd start with a chain-off evaluation of the
> crank bearing and disassembly/inspection of that if warranted.
> --
> Andrew Muzi
>   <www.yellowjersey.org/>
>   Open every day since 1 April, 1971

I turned the bike over and did a chain-on and chain-off test.
No noise.

I may try pouring some more 80 wt. oil in and/or building a cheap
sound proof enclosure around it. :-)
Maybe there is a baby mouse in bearing area.

Andy

AMuzi

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Sep 9, 2009, 3:36:37 PM9/9/09
to

No discussion of bird noises is complete without comments
from Gene Daniels.

datakoll

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Sep 9, 2009, 8:32:01 PM9/9/09
to

thanks Andy

and so the source of squeeking is

http://library.thinkquest.org/J002754/jcplaty2.jpg

someone

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Sep 9, 2009, 11:19:14 PM9/9/09
to
On 9 Sep, 00:41, Still Just Me. <noEmailto...@stillnodomainey.com>
wrote:
> On Tue, 8 Sep 2009 13:51:48 -0700 (PDT), someone
> file, metal, it all makes sense.

not today, thank you.

someone

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Sep 9, 2009, 11:20:41 PM9/9/09
to

I thinka they musta be rubba.

someone

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Sep 9, 2009, 11:24:06 PM9/9/09
to

If it's noisier in a few weeks, you know there were two. You may have
the start of a mouse organ.

Tom Sherman °_°

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Sep 9, 2009, 11:26:49 PM9/9/09
to
someone aka Trevor Jeffrey wrote:
> On 9 Sep, 15:10, Mint <chocolatemint77...@yahoo.com> wrote:
>> On Sep 8, 12:51 pm, AMuzi <a...@yellowjersey.org> wrote:
>>
>>
>>
>>> Andy wrote:
>>>> My bike has been doing some squeaking but it only occurs while I am
>>>> pedaling.
>>>> About 6 months ago, I poured some 80 wt. gear oil down the tube that
>>>> holds my seat post to lubricate the bearings.
>>>> The bike is a 1973 Raleigh 3-speed.
>>>> Any ideas of what could be causing it?
>>>> Andy
>>>> When we suffer, let us remember that God will bring comfort to us
>>>> through His Word, by the Holy Spirit, and through fellow believers.
>>>> God does not comfort us so that we�ll be comfortable; we are comforted
>>>> by God so that we might be comforters. � Marvin Williams

>>> Insufficient holy water? May ride more 'comfortably'. Or
>>> maybe not.
>>> Seriously, 'squeaking' could be a pedal cage, toeclip bolt,
>>> pedal bearing, pedal shaft in arm, chainring bolt, stamped
>>> arm-to-ring joint failed, loose cup(s), dry or worn crank
>>> bearing or even a frame crack.
>>> To pursue it, I'd start with a chain-off evaluation of the
>>> crank bearing and disassembly/inspection of that if warranted.
>>> --
>>> Andrew Muzi
>>> <www.yellowjersey.org/>
>>> Open every day since 1 April, 1971
>> I turned the bike over and did a chain-on and chain-off test.
>> No noise.
>>
>> I may try pouring some more 80 wt. oil in and/or building a cheap
>> sound proof enclosure around it. :-)
>> Maybe there is a baby mouse in bearing area.
>>
>
> If it's noisier in a few weeks, you know there were two. You may have
> the start of a mouse organ.

Best post yet from Trevor.

DirtRoadie

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Sep 9, 2009, 11:29:53 PM9/9/09
to
On Sep 8, 11:51 am, AMuzi <a...@yellowjersey.org> wrote:
> Seriously, 'squeaking' could be a pedal cage, toeclip bolt,
> pedal bearing, pedal shaft in arm, chainring bolt, stamped
> arm-to-ring joint failed, loose cup(s), dry or worn crank
> bearing or even a frame crack.

Yes, those and a whole host of other things.
Just because it's got a drive train rhythm does not necessarily mean
it's drive train related. All those suspects came into scrutiny in my
recent bout of "location unidentifiable" annoying squeaking. Another
suspect was loose headset cups. The final culprit though was the
seatpost/external seatpost clamp. And I still do not know EXACTLY
where in that assembly it originated.

DR

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