Frozen Let-Off Rail Fix

David Andersen bigda@gte.net
Fri, 24 Jan 2003 16:42:08 -0700


>In a message dated 1/24/03 4:55:19 PM Central Standard Time, 
>mfarrel2@tampabay.rr.com writes:
>
>> Old upright action. Task: refurbish a little, level keys, regulate. Let off 
>> screws frozen pretty solid.
>> 
>> What is the cheapest, quickest, most appropriate fix for this so that I can 
>> regulate the darn thing?
>> 
>> Remove rails and toast each screw with a torch?
>> 
>> Lubricate with liquid wrench or something else?
>> 
>> Replace rail? Are universal replacements available, or, I would imagine, 
>> that the spacing will be different on any given piano?
>> 
>> Going for the quick fix here. Low budget, make it work.
>> 
>
>For the cheapest, easiest fix, I would try the liquid wrench. If that 
>doesn't' work, don't bother with the let off, unless the hammers are 
>blocking 
>against the strings. Then try lowering the entire rail by bending the 
>brackets. Otherwise, do onto (that one) as you would have them do onto 
>others. 
>
>Wim 
Yup.  I've had success with Protek, which I imagine is a lot less brutal 
than the Liquid Wrench....DA

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