Midnight Puzzler

[Vanderhoofven]

>Hey here's a relatively easy one. :-)
>
>Piano: Sojin Grand
>
>Problem: Keys in the treble sticking occasionally and not always the same 
>key(s).
>
>Symptoms: Key bushings were free and clear, balance holes were loose almost 
>pully, whippen and hammer flanges free to very minor friction, sticking 
>problem only in treble area but there was a 'slight' occasional ticking
noise 
>on every key throughout the scale. The problem seemed to disappear with the 
>action out of the piano, and before the cheek blocks and fallboard were 
>reinstalled.
>
>Question: What it was? :-)
>Jim Bryant (FL)

Hi Jim,

Wood of fallboard hitting the back of the sharps, and maybe even hitting
the back edge of the white keytops?

Keys leveled too high so fallboard rubs on keys?

Great Puzzler!

David Vanderhoofven
Joplin, MO