<html> <body> I've had something like this where the regulation buttons for let-off were packed and the jacks weren't re-setting.  These old spinets to regulate too close to the strings. Andrew At 11:03 PM 3/29/2007, you wrote: <blockquote type=cite class=cite cite=""> Hi Dave,   Only one note on each that wouldn't regulate??!!  You're a Star!  I can't say any of these I've ever seen regulate well.   But, I digress.....   Is the hammer resting on the rail, or, more specifically, at which linkage does the action hang up?  Is it at the sticker,wippen, or hammer, or other.  I might suspect a tight jack pinning not allowing the jack to return under the butt all the way.  Any more clues you can give??   William R. Monroe Dave S writes:   SNIP <dl> <dd>Everything was there, but the lost motion ate up about a quarter inch of keydip.  I looked for things that might be wedged in there, but I could find nothing.  And I didn't have time to pull the action, having already spent most of the appointment pitch raising the pso and vacuuming out the various places where who-knows-what may have dwelt. <dd>  <dd>Second piano, a just-delivered rental piano, had the same symptoms--again on only one note--but it was one of the newer type Baldwins with the rubber grommets hooked into the lifter fork, and the plastic nut on top.  <dd>  <dd>I checked linkage as much as I could, but could find nothing wedged anywhere on either instrument, though on the second one the connecter to the elbow was sitting up too high.  Very frustrating.  I explained to the owner and renter that this is one big reason why spinets in general should be avoided. <dd>  <dd>Dave Stahl, RPT but humbled by Baldwins again </dl></blockquote></body> </html>