Yamaha out of tune

[Avery Todd]

Elian,

   Be sure and let us know if/when you figure out the problem. With all the
responses, I'm sure there would be interest in knowing. Thanks.

Avery

>I am trying to concentrate on the Yamaha problem, because I ´ll be back on
>that piano on Wednesday.
>
>For those mentioning drafts, and temperature changes, I ´ll check again. But
>the place is very stable, and I noticed no way to get drafts around the
>piano.
>
>About the plate bolts. I am giveing it  a lot of thought. Remember the way
>it goes out of tune, some strings up 1/2beat or so and some down in almost
>the same amount
>
>I am more inclined to check the bridge pins as Avery said
>
>Elian Degen