hammers won't check on a Steinway D

[C. Mike Swendsen]

At 12:04 AM 5/27/96 -0600, you wrote:
>I am having trouble getting proper hammer checking on a Steinway D. On a
>light to medium blow, some of the hammers bounce and double strike. I have
>good key dip, aftertouch and 1/16 let-off. I tried adjusting the strength of
>the rep lever spring but saw no improvement. The hammer tails are roughed up
>sufficiently. Any ideas?
>
>Joe Ross, RPT
>Rochester, NY
>
>Try changing the angle of the back check.
C. Mike Swendsen R.P.T.
Calgary, Alberta
Canada