Everett vertical pinblock separation

[Keith McGavern]

>... Once, on an old upright almost 50 cents flat, I did the repair without
>fooling with the strings......I worried the entire time and jumped at every
>little 'pop' and 'groan'.  The old thing wound up being only about 20 cents
>flat after bolts were installed, glue dried,  and clamps taken off....but my
>nerves were shot and I said "never again".
>  So to answer your question, it can be done but I don't recommend it,
>particuarly if the piano is already at 440.  :-)
>Jim Bryant (FL)

An excellent way to monitor this activity is to use an Accu-Tuner and take
several readings of pitch  before, during, & after the repair process,
That way a person can know what changes are really happening.

Keith A. McGavern
kam544@ionet.net
Registered Piano Technician
Oklahoma Chapter 731
Piano Technicians Guild
USA