[CAUT] Steinway B breaking strings

Jeff Olson jlolson@cal.net
Mon, 13 Feb 2006 18:10:05 -0800


Yes, of course, it's always the TUNER's fault.  Right.  Like when 
my tool bag fell over and the tips of tuning wrenches scratched 
the finish on a grand desk.  As though a decent finish wouldn't 
have resisted a few "love-taps" from my wrenches' steel tips.

Ah, well.   I suppose I should give up on making my poor, 
unenlightened customers understand such things.

Sigh,

Jeff O.
----- Original Message ----- 
From: "Nichols" <nicho@zianet.com>
To: "College and University Technicians" <caut@ptg.org>
Sent: Monday, February 13, 2006 5:55 PM
Subject: RE: [CAUT] Steinway B breaking strings


>>Jeff,
>>
>>Yes, of course, it most certainly MUST be the piano's fault. 
>>But wait,
>>then again, it might be the piano TUNER's fault! - - - Pianists 
>>who,
>>rather than getting a degree in making music, instead get a 
>>black belt
>>in piano, cannot possibly be to blame for destroying their 
>>instruments.
>>
>>Others disagree with me, but I do not believe that the capo bar 
>>leads to
>>string breakage unless the capo material is extremely hard and 
>>has a
>>very broad V shape.  I am not sure if 10 years ago Steinway was 
>>heat
>>hardening the capos, but even if they were the capo material 
>>should
>>still be quite a bit softer than the music wire.  If the capo 
>>has a
>>sharper V, the wire tends to settle into the iron a little and 
>>make a
>>saddle, which in my (unproven) opinion is actually better for 
>>the wire
>>than a broad V bar shape.  The large cross section can lead to
>>flattening of the wire.
>>
>>String lengths do vary a bit in Steinway pianos, so it would be 
>>easy to
>>make a sample measurement on this piano and compare it to the 
>>other Bs.
>>If the strings are substantially longer on the 'problem' piano, 
>>then one
>>could argue that this added tension might be contributing.  At 
>>least a
>>little.
>>
>>Changing all of the affected wire is also very good idea - 
>>reshaping the
>>hammers alone without replacing the old wire will not do much, 
>>as you
>>discovered.  Replace all of the affected wire, shape the 
>>hammers again,
>>touch up the regulation and voicing, and the breakage will stop 
>>for a
>>while.  If you then make it a habit of shaping the hammers 
>>lightly every
>>3 months or so, I think the number of broken strings per week 
>>;-) should
>>drop to more reasonable levels.
>>
>>I once did this on a Baldwin SD-10 which had a pianist 
>>preparing for
>>competitions and such, and string breakage changed from a 
>>weekly event
>>to one every 2 or 3 months or so.  Much more manageable.
>>
>>Changing pianos is an excellent idea.  The conclusion for the 
>>pianist
>>will be inescapable - it MUST be the piano tuner's fault!   No, 
>>really,
>>having this happen on another piano will make your persuasion 
>>that much
>>easier.
>>
>>Try not to let this become a fighting issue - do your best to 
>>be
>>persistent and gentle and educate the pianist.  You can be sure 
>>that she
>>has had this problem before, and with sufficient tact you 
>>should be able
>>to get her to understand that with her incredible technique and 
>>ability
>>to produce a big tone, she simply has to expect that additional 
>>service
>>is going to be needed on her piano, and you will do your best 
>>to keep up
>>with it.
>>
>>Don Mannino RPT
>>
>>
>> > -----Original Message-----
>> > From: caut-bounces@ptg.org [mailto:caut-bounces@ptg.org] On
>> > Behalf Of Jeff Tanner
>> > Sent: Monday, February 13, 2006 12:20 PM
>> > To: College and University Technicians
>> > Subject: [CAUT] Steinway B breaking strings
>> >
>> >
>> > Ok, so I'm bringing this back up again.
>> >
>> > Our heavy handed pianist's 10-year-old B has experienced 
>> > over an
>> > octave of broken strings in the 6th and into the 7th 
>> > octaves.
>> >  All of
>> > the wire from C#6 to C#7 has been replaced at least once. 
>> > None of
>> > our other ten Bs, all purchased the same year, have had even 
>> > one
>> > broken string, and yes, all but one are in piano faculty 
>> > studios.
>> > The other 8 Bs we have from the late 60s to mid 70s all 
>> > still have
>> > mostly original wire in that area.  There were no broken 
>> > strings on
>> > this piano until about a year or a little more after this
>> > professor's
>> > arrival.  In fact, I've probably replaced as many or more 
>> > strings on
>> > her piano alone than on the other 51 grands over the last 
>> > two
>> > years.
>> > Now that we are beginning to replace these same strings a 
>> > SECOND
>> > time, she wants me to find a way to blame the piano.
>> >
>> > Apparently one of her students from Utah told her that a 
>> > technician
>> > out there blamed broken strings on a sharp capo.  This one 
>> > feels no
>> > sharper than any of the others we have, but I don't know how 
>> > I'd go
>> > about measuring that spec to know if that's really the 
>> > problem.  Her
>> > claim is that since the string is breaking at the capo....
>> >
>> > (yeah, I know, but anything to keep from blaming the player)
>> >
>> > Hammer grooves are no better or worse than any other piano. 
>> > I even
>> > filed them one time to see if that would help and it has 
>> > not.
>> >
>> > We are going to swap the pianos in her studio to see how the
>> > up until
>> > now less played piano behaves.
>> >
>> > But in the meantime, do you suggest I let down the tension 
>> > and
>> > "shoeshine" the capo to see if that helps?  Any other 
>> > suggestions?
>> >
>> > I realize piano technicians know nothing of piano technique, 
>> > and all
>> > the foremost authorities of string breakage are PERFORMING 
>> > ARTISTS
>> > and not technicians, physicists or engineers.  But at what 
>> > point can
>> > we say that fortissimo is pushing the machine past its 
>> > design
>> > limitations?
>> >
>> > Thanks.  I'm off to change two more strings in her studio. 
>> > And no,
>> > this piano is never in tune anymore.
>> >
>> > Jeff
>> >
>> >
>> >
>> > Jeff Tanner, RPT
>> > University of South Carolina
>> >
>> >
>> >
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