Damper Lever Felt Excavation

Alan R. Barnard tune4u at earthlink.net
Sat Sep 2 10:35:08 MDT 2006


I had a customer piano with the same trouble exactly. As I recall, the felt was part of the problem and yours looks suspicious, too. I replaced it with a good woven action cloth. 

Alan Barnard
Salem, MO
Joshua 24:15






Original message
From: Farrell 
To: pianotech at ptg.org
Received: 09/02/2006 11:13:05 AM
Subject: Damper Lever Felt Excavation


Just wondering if anyone else has ever run across anything like this. This is from a 30 year-old or so Aeolian spinet. Several keys were getting stuck. It took me a while to diagnose problem - I saw that the jack was getting stuck under the hammer butt. What was actually happening is that the wippen spoon was getting stuck in the hole in the damper lever felt that was dug by the abrasive spoon. 
 

 
Those holes in the felt go right down to the damper lever wood.
 

 
Spoons after cleaning and polishing.
 

 
I used a dremel tool, first with a wheel designed for removing paint, then a rubbery disk that has an abrasive imbedded in it, and then finally with a polishing compound.
 

 
And of course I replaced the damper lever felt. Piano is now as good as, er, a, well, a 30-year-old Aeolian spinet. Gulp!
 
Terry Farrell
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