[CAUT] clicking shanks

[Christopher Purdy]

  Well, we had a 9' from the early 80's.  I'm sure it had glides...   
didn't it???  Yeah, I'm sure it did!

Chris


On May 11, 2010, at 10:33 PM, David Ilvedson wrote:

> Our 1951 9f doesn't have glides.   Now that I think about, that  
> would be are to bed...?
>
> David Ilvedson, RPT
> Pacifica, CA  94044
>
> ----- Original message ----------------------------------------
> From: "Greg Newell" <gnewell at ameritech.net>
> To: caut at ptg.org
> Received: 5/11/2010 7:00:46 PM
> Subject: Re: [CAUT] clicking shanks
>
>
>> My ’77, 190 does not.
>
>>
>
>> Greg Newell
>
>> Greg's Piano Forté
>
>> www.gregspianoforte.com
>
>> 216-226-3791 (office)
>
>> 216-470-8634 (mobile)
>
>>
>
>> From: caut-bounces at ptg.org [mailto:caut-bounces at ptg.org] On Behalf Of
>> reggaepass at aol.com
>> Sent: Tuesday, May 11, 2010 1:18 PM
>> To: caut at ptg.org
>> Subject: Re: [CAUT] clicking shanks
>
>>
>
>>
>
>> It may also be possible that at some point the glides were moved  
>> down,
>> raising the action a small amount.
>
>> Do thirty year old Bosies have glide bolts?  I know our forty year  
>> old ones
>> don't.
>
>> Alan Eder
>
>> -----Original Message-----
>> From: Todd Loomis <teloomis at hotmail.com>
>> To: Caut <caut at ptg.org>
>> Sent: Tue, May 11, 2010 6:01 am
>> Subject: [CAUT] clicking shanks
>
>> Hello everyone,
>> I am not a CAUT, but follow your list for helpful ideas.
>> Recently I encountered a Bosendorfer grand of about 30-year vintage  
>> and
>> noticed a strange hard click when a couple of the bass notes were  
>> played.
>> Upon investigation, it turned out that the shanks were striking the
>> underside of the pin block!  Others seem very close to striking as  
>> well.  My
>> feeling is that this piano always had close tolerances and that  
>> with hammer
>> wear the already small gap was closed.  It may also be possible  
>> that at some
>> point the glides were moved down, raising the action a small amount.
>> So far, short of hammer replacement, I have two ideas for a fix.  I  
>> could
>> shave the pinblock corner if the plate flange allows it, or I could  
>> see if
>> moving the action away from the player a fraction in the bass would  
>> provide
>> the necessary clearance.
>> Has anyone encountered this situation before, and what would you do  
>> about
>> it?
>
>> Thanks,
>> Todd Loomis
>
>> _____
>
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Christopher D. Purdy R.P.T.
Registered Piano Technician
School of Music, Ohio University
Rm. 311, Robt. Glidden Hall
Athens, OH  45701
Office (740) 593-1656
Cell    (740) 590-3842
fax      (740) 593-1429
http://www.ohiou.edu/music



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