Key let up - knocky noise

[Anne Beetem]

At 06:38 PM 10/8/97 -0400, you wrote:
>
>In a message dated 10/8/97 3:52:02 PM, you wrote:
>
>> Question # 1, encountered 10/7/97, 35% realive humidity, a 1965
>>Steinway L, teflon bushed.  
>>When the key is let go, on the up stroke, there is a woody knocky sound.
>
>
>Check to see that all felt pads are noise free, and that the adj. buttons for
>the balancier and jack are tight.  After that, make sure the key balance rail
>holes are not loose.  
>   If this noise is appearing on release, it is also possible that the
>knuckle is so hard that it is making the noise.   is the repetition grub well
>lubricated?  Sometimes excessive friction there will require such a strong
>spring that the jack knocks on its return.  Also check the balancier pinning.
>
>       Check all of our sanity to even consider a lifetime of such obtuse
>problems from which to garner a living.......
>Regards, 
>Ed Foote
>Precision Piano Works
>

Don't forget to check for a loose lead weight.