[pianotech] Loose Let-off Buttons

[David Skolnik]

Noah -
Call Clint Sears at the home office (913) 432-9975 (what!? No 800 
number??)   He may be able to help you.  Volume 52 #8 "Replacing 
Young Chang Growing Action Brackets" by Bruce Dornfield.

Greetings -
David Skolnik
Hastings on Hudson, NY

At 11:11 AM 12/1/2010, you wrote:
>I've looked all over and can't find this issue. Is there any way of 
>accessing it? Is PTG selling those issues by cd yet?
>
>On Thu, Nov 18, 2010 at 10:38 PM, paul bruesch 
><<mailto:paul at bruesch.net>paul at bruesch.net> wrote:
>The YC bracket issue was my first thought. 1989 is outside the 
>reported scope, but it'd be worth a call to YC with the serial 
>number. Or maybe check first if the spread is way beyond spec.
>
>I think they're still providing brackets. At our chapter meeting 
>this week, I talked to a local tech who's encountered a piano with 
>the issue. I don't recall if he said he'd talked to YC yet or not. I 
>think he monitors this list... maybe he'll chime in!?!?
>
>Excellent writeup about the problem and the fix in August 2009 Journal.
>
>Paul Bruesch
>Stillwater, MN
>
>
>On Thu, Nov 18, 2010 at 9:29 PM, 
><<mailto:tnrwim at aol.com>tnrwim at aol.com> wrote:
>Noah
>
>The problem on this piano is probably not the loose let off 
>buttons,but expanding action brackets. Weber grands were made by 
>Young Chang. The action brackets on YC's for many years, for some 
>strange reason, actually expanded, which threw off regulation.
>
>  YC used to give you four new brackets, but I don't know if they 
> still do that, so give Young Chang a call, and ask if they still 
> give them out. You'll need a serial number of the piano. The 
> customer will have to pay to have new action brackets installed.
>
>The latest information I have for Young Chang is:
>Parts manager at Young Chang
>John Chang, 866-798-6979 ext. 144
><mailto:Jchang at ycapiano.com>Jchang at ycapiano.com
>Monica is the receptionist at ext. 0
>
>But I heard that John is no longer there.
>
>Wim
>
>
>-----Original Message-----
>From: Noah Frere <<mailto:noahfrere at gmail.com>noahfrere at gmail.com>
>To: pianotech <<mailto:pianotech at ptg.org>pianotech at ptg.org>
>Sent: Thu, Nov 18, 2010 4:51 pm
>Subject: [pianotech] Loose Let-off Buttons
>
>There is a possibility that this 1989 Weber Grand's let-off buttons 
>are slipping, since 1) they are very loose, and 2) supposedly the 
>hammers began blocking more than once not long after regulations. 
>This is the first time I've seen the piano, so I put a pencil mark 
>in the center of the let-off buttons to check their possible 
>movement when i return in 3 months.
>If they do move, is there a way to tighten them up, like Loctite or 
>something? Otherwise they will have to be replaced. At least the 
>buttons themselves, if not the metal thread.
>
>

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