Mystery grand damper dilemma

Z! Reinhardt diskladame@provide.net
Fri, 15 Jun 2001 15:01:37 -0400


Kohler & Campbells are good for producing many mysteries ...!  (Just my
opinion)

Sluggish dampers could be due to a variety of factors.
1] sloppy wire bending
2] seizure of the action centers
3] movement of the guide rail so the wires in the section bind against the
holes
4] tight guide rail bushings
5] combinations of all of the above

That's just for the problems limited to the dampers.  Sluggish damper return
can sometimes be traced to sluggish key return which in itself can have many
causes.

I've dealt with all of these problems in K&C grands.

Z! Reinhardt  RPT
Ann Arbor  MI
diskladame@provide.net


----- Original Message -----
From: "pianolover 88" <pianolover88@hotmail.com>
To: <pianotech@ptg.org>
Sent: Friday, June 15, 2001 1:03 PM
Subject: Mystery grand damper dilemma


hi List,

Here's a good one: While testing a new Kohler & Campbell SKG 500 Grand, I
noticed that the dampers from the mid section up were very sluggish, and
while they would damp the strings, it took much to long for them to come
back down to rest on the strings, almost as if in slow motion.
So i tested another identical Kohler grand...SAME PROBLEM! But this time it
was mostly in the bass section. I did discover the problem, and the remedy
was pretty simple. Any guesses as to what was the culprit?

Terry Peterson
Precision Piano Service
Torrance, CA

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