[pianotech] Rendering problem

Jim Busby jim_busby at byu.edu
Fri Jun 5 14:29:52 MDT 2009


Ballistol is mainly used for leather. Joe Goss sells "Goose Juice" which tests slightly better than Protek's "Prolube". Protek "CLP" is less effective for most lube applications and the "C" (cleaner) is a solvent which we have found to have adverse affect on some glues. I like Goose Juice.

Jim Busby

From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf Of Al Guecia/AlliedPianoCraft
Sent: Friday, June 05, 2009 2:14 PM
To: pianotech at ptg.org
Subject: Re: [pianotech] Rendering problem

Has anyone tried Ballistol or is that a no-no like WD-40? In my experience Protek is not very effective.

Al


From: Tom Driscoll<mailto:tomtuner at verizon.net>
Sent: Friday, June 05, 2009 2:55 PM
To: pianotech at ptg.org<mailto:pianotech at ptg.org>
Subject: Re: [pianotech] Rendering problem

John,
WD bad idea. Protek will be the suggestion most made.  This can also be a design problem and not correctable with lubrication. I use more than a drop but am sure to keep the juice away from the bass string windings.
Someone on list mentioned treating problem bass strings with protek so maybe I'm being too cautious without reason in this regard.
 Tom Driscoll

P.S. how old is this Baldwin ?
Subject: [pianotech] Rendering problem

Is there something that can be applied to rusty bearing points to facilitate rendering?(Other than restringing) It's really frustrating to turn the pin...turn the pin..pounding HARD on the key..turn the pin ..still no change in pitch...turn.. and then 5 cents (or 10) change at once.Then we go the other way...
I have a customer with a grand player piano that has this problem through out much of the treble.
I've been told to apply WD-40 to the bearing point with a toothpick. I did that. It probably helped some, but not enough.   John


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