Rebuild estimates/bridge pins

[Bob Hull]

Thanks David,

Wouldn't you think that a 25 yr. old university
practice room piano probably has notches in the bridge
pins from the strings?  I will just include this cost
since it is so likely.

Bob Hull


--- David Love <davidlovepianos@comcast.net> wrote:

> Assume you will pull the pins, resurface and renotch
> the bridge and
> calculate the estimate accordingly.  Decisions on
> whether or not to pull
> the pins should be based on whether the strings cuts
> have moved the
> contact point on the top of the bridge beyond the
> line of the center of
> the bridge pin and whether or not the bridge pins
> themselves are notched
> where the strings have cut into them.  There is
> rarely a reason on an
> older piano not to do this.  A simple loose pin can
> be addressed in
> other ways like with a bit of CA glue. 
> 
> While a great flange fit may not be necessary on a
> piano with plate
> bushings, I always do it anyway.  It's not that much
> more work.  
> 
> David Love
> davidlovepianos@comcast.net 
> 
> -----Original Message-----
> From: pianotech-bounces@ptg.org
> [mailto:pianotech-bounces@ptg.org] On
> Behalf Of Bob Hull
> Sent: Thursday, December 09, 2004 9:52 PM
> To: pianotech@ptg.org
> Subject: Rebuild estimates/bridge pins
> 
>   A Rebuild Pricing Question:
> 1. When you are working on an estimate for a
> rebuilding job, how do you decide before being able
> to
> test bridge pins for tightness whether or not you
> will
> be repinning the bridge?  
> 
> The labor of repinning certainly adds to the cost of
> the work and yet I can't see putting pliers on a few
> pins (while they haven't seen your estimate and
> decided to accept) and trying to see if they can be
> pulled out.
> 
> 
> Do you just figure that in anyway or give them two
> prices based on some contingencies?  
> 
> 2. What are Kawai pinblocks like to duplicate? Any
> labor increasing characteristics?  I have read that
> a
> great pinblock to flange fit is not essential since
> the bushings and plate bear the pull of the strings.
>  
> 
> Thanks!
> 
> Bob Hull
> 
> 
> 
> 
> 
> 		
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