[CAUT] Friday puzzler: Won't play on hard blow

[Ed Sutton]

A weak center rail will flex downward under a hard blow. 
If the checks were close, they move enough to grab the hammers.
More likely in little pianos, old baby grands.
Ed

----- Original Message ----- 
From: <christa.andrepont at gmail.com>
To: <caut at ptg.org>; "Ed Sutton" <ed440 at mindspring.com>
Sent: Friday, October 29, 2010 3:56 PM
Subject: Re: [CAUT] Friday puzzler: Won't play on hard blow


> Ed,
> Why would floating center rail cause this?
> 
> Christa Andrepont, RPT
> Sent from my Verizon Wireless BlackBerry