[pianotech] Loose Let-off Buttons

[Noah Frere]

Thank you Paul, and Zeno for forwarding that,

On Wed, Dec 1, 2010 at 2:27 PM, paul bruesch <paul at bruesch.net> wrote:

> I copy/pasted this from pianotech when Bruce originally posted it, which
> serendipitously was a week or two before I did my first (and only, so far).
>
> Paul Bruesch
> Stillwater, MN
>
> On Wed, Dec 1, 2010 at 10:11 AM, Noah Frere <noahfrere at gmail.com> 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 <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, <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
>>>> *
>>>> **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 <noahfrere at gmail.com>
>>>> To: pianotech <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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