[CAUT] Renner underlevers

Alan McCoy amccoy@mail.ewu.edu
Tue, 21 Feb 2006 17:06:34 -0800


Actually doesn't work unless you saw the upstop rail in half at the break. I
forgot to add that small technicality. :-) Fred's route is perhaps easier.

But redoing the regulation is not all that big a deal. And like someone
said, it probably needs work anyway. 2 hours and the deed is done.

Alan




> From: Fred Sturm <fssturm@unm.edu>
> Reply-To: "College and University Technicians <caut@ptg.org>" <caut@ptg.org>
> Date: Tue, 21 Feb 2006 17:02:51 -0700
> To: "College and University Technicians <caut@ptg.org>" <caut@ptg.org>
> Subject: Re: [CAUT] Renner underlevers
> 
> I pull the block on the treble end that the tray pin pivots in, slide
> the tray to the treble to release the bass tray pin from its block
> (usually by prying between block and tray with a screwdriver). Then
> the stoprail can be, with finesse, insinuated down and under the
> loose tray and out. And replaced in a reverse procedure. I've done it
> four or five times, without too much cussing (do make sure the glue
> is dry before replacing - for which reason I use hide glue. Why would
> I give that advice? Hmmm). Removal of pitman (or just dropping that
> trap lever), and removal and later replacement of felt on top of the
> dags helps just a wee bit, too.
> I'm sure Alan's maneuver works as well - hadn't thought of that route.
> 
> Regards,
> Fred Sturm
> University of New Mexico
> fssturm@unm.edu
> 
> On Feb 21, 2006, at 4:15 PM, Alan McCoy wrote:
>> How quick? 2 hours? If so, then remove the upstop rail and refelt
>> it. Then
>> reregulate. Or you might try to remove the rail without unscrewing
>> all the
>> set screws. Which means unscrewing the guide rail and sliding the
>> upstop
>> rail up the belly rail and under the loose guide rail on top of the
>> soundboard. Then shimmied out from under the strings, refelted and
>> put back.
>> Houdini-like maneuver to be sure, but if you can do it, you'll
>> avoid the
>> reregulation.
>> 
>> Alan
>> 
>> 
>> -- Alan McCoy, RPT
>> Eastern Washington University
>> amccoy@mail.ewu.edu
>> 509-359-4627
>> 
>> 
>>> From: Dennis Johnson <johnsond@stolaf.edu>
>>> Reply-To: <johnsond@stolaf.edu>, "College and University Technicians
>>> <caut@ptg.org>" <caut@ptg.org>
>>> Date: Tue, 21 Feb 2006 14:52:05 -0600
>>> To: "College and University Technicians <caut@ptg.org>"
>>> <caut@ptg.org>
>>> Subject: [CAUT] Renner underlevers
>>> 
>>> 
>>> I just discovered a problem with the Renner underlevers, as
>>> retrofitted
>>> for Steinways, and wondering what anyone else may have decided to
>>> do by
>>> way of a solution.  These underlevers are conveniently
>>> manufactured with
>>> a nice, lubed slot to accommodate a spring- if necessary or desired.
>>>  The originals did not.  It's a good thing to make them a little more
>>> universal by adding a such a slot-  but unfortunately with only a few
>>> years of heavy playing in a piano studio the edges of that slot
>>> have cut
>>> into the stop felt, big time.  In this particular case reliable
>>> regulation of the sostenuto will not be possible until that stop
>>> felt is
>>> replaced but there will not time for that until summer, at best.
>>> 
>>> Has anyone else found this problem?  These underlevers were installed
>>> maybe 5 years ago along with new Renner stop felt.  Nothing
>>> against the
>>> parts otherwise, of course, and maybe they are made differently
>>> now- or
>>> maybe they only slot the bass levers.  That I don't know for
>>> sure.  I do
>>> need a quick fix, however.  The guy returns from tour
>>> tomorrow........
>>> ugh.
>>> 
>>> thanks,
>>> 
>>> dennis johnson
>>> St. Olaf.
>>> 
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