Hammer Spring Rail and plastic action parts question

JAMES DALLY jdally@ecr.net
Sun, 14 Dec 2003 17:11:17 -0500


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Re: Fwd: Smoky pianoJohn:  Could you more fully explain the procedure =
you oulined.  Thanks  Jim Dally
  ----- Original Message -----=20
  From: John Ross=20
  To: Pianotech=20
  Sent: Saturday, December 13, 2003 7:37 PM
  Subject: Re: Hammer Spring Rail and plastic action parts question


  When installing the new hammer rail springs, I have found that =
drilling an extra hole for the spring, and installing it like a French =
butt spring, keeps the wire in the slot. Also make sure that you use a =
piece of welding rod, in the coil when bending for tension, saves from =
deforming the coil.
  I used to get the old wire out, put in the new wire, and try to bend =
it into the slot with a pair of pliers I modified, but I could never get =
it to lie fully in the slot.
  I think it was Brian Lawson, or Jon Page that suggested this method to =
me.
  Regards,
  John M. Ross
  Windsor, Nova Scotia, Canada
  jrpiano@win.eastlink.ca
    ----- Original Message -----=20
    From: Dave Smith=20
    To: Pianotech=20
    Sent: Saturday, December 13, 2003 7:31 PM
    Subject: Re: Hammer Spring Rail and plastic action parts question


    Thanks for the advice, William. I have been trying to dig out the =
spring tails which are still firmly embedded in the cuts on the =
underside of the metal rail..  Can't get them out.  I may try bending =
the new springs around the underside of the rail and hot glueing a felt =
strip to secure.  Any other advice, pls reply.

    Dave Smith
    Sw Fl

      ----- Original Message -----=20
      From: William R. Monroe=20
      To: Pianotech=20
      Sent: Friday, December 12, 2003 7:52 PM
      Subject: Re: Hammer Spring Rail and plastic action parts question


      Dave,

      I just did this job today.  My two cents:  dig 'em out.  It took =
me three hours to:

      -Pull Action
      -Remove Spring Rail
      -Remove Backing Felt
      -Lift out old springs
      -Cut new Springs to size
      -Set new Springs in Rail
      -Bend to shape
      -Reinstall Felt and Rail in Action

      By the time you are done manufacturing a new rail, drilling =
perfectly spaced holes, and then going through the same process of =
installing new springs, it would be a wash - or even easier to pry out =
the old springs.

      William R. Monroe
      Assoc.
      Madison, WI
        ----- Original Message -----=20
        From: Dave Smith=20
        To: Pianotech=20
        Sent: Friday, December 12, 2003 12:06 PM
        Subject: Hammer Spring Rail and plastic action parts question


        I have a customer with a 1947 Story and Clark console piano with =
most of the hammer butt springs broken,  It has the extra old felt strip =
under the spring coils, and that is where the corrosion originates.  I =
read about this in an old journal article, along with the advice, to try =
to replace the rail, rather than diggout 88 spring holes, etc.  Does =
anyone know if it is still possible to get a spring rail duplicated at a =
reasonable cost?    Any advice?  Piano is is pristine shape other than =
this.  It does have almost all action parts in yellowing plastic, but =
they dont seem to be crumbly like others I have seen.  Maybe there were =
some good plastic batched back then?



        Dave Smith
        SW FL

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