U1 Buzz

[Joe & Penny Goss]

Jay,
Check the action foot at the center of the action. Is the adjustment screw
tight against the foot?
Joe Goss

----------
> From: Jay Mercier <jaymercier@hotmail.com>
> To: pianotech@ptg.org
> Subject: U1 Buzz
> Date: Tuesday, September 14, 1999 2:24 PM
> 
> I'm having trouble finding the buzz on a new Yamaha U1.  It was delivered
a 
> week ago and the owner complains about a buzz when the a5 key is played.
> 
> I noticed the following:
> 
> The buzz comes from the bass section, more evident around the center of
the 
> action.
> The buzz does not go away after I mute all bass strings and the a5
strings.
> I tightened (just a little) all flange screws.
> I checked all other screws - none that are loose.
> I removed the pedal rods - buzz still there.
> I took the fallboard out - still there.
> The buzz is considerably dampened when I push the B-flat2 hammer towards
the 
> strings.
> I'm about ready to give up.
> 
> I would appreciate any feedback!
> 
> Jay Mercier
> 
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