[pianotech] seized let off buttons

[Isaac Sadigursky]

I never had a chance to use diesel Oil,but Proteck or Ballistol worked for me...Hope,it helps....isaac.

-----Original Message-----
>From: John Delacour <JD at Pianomaker.co.uk>
>Sent: Nov 16, 2008 12:21 PM
>To: pianotech at ptg.org
>Subject: Re: [pianotech] seized let off buttons
>
>At 11:06 -0800 16/11/08, Rob & Helen Goodale wrote:
>
>>Clarify:  "Dollies"?  Do you mean key capstans?
>
>Dollies or soldier-tops is fine.  Capstans are on a grand.
>
>>Whatever the case try a little heat from the tip of a soldering gun, 
>>that will often free parts that have seized in wood.  If not try 
>>heating, cooling, and heating again.
>
>The soldering iron sounds rather slow.  I use the flame from a gas 
>lighter or a spirit lamp to work on about 10 set-off screws at a 
>time.  You need to get them quite hot and then ease them in and out a 
>very small amount clockwise and anti-clockwise until they are free. 
>The soldiers will need more heat and it might be a good idea to put 
>two drops of diesel oil where the wire enters the top and leave them 
>overnight before using the flame.
>
>JD
>
>
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