To dispose of the key lead, I have an appointment with Hazzardous Waste here in San Mateo, CA. I hope everyone else is disposing of lead the same way. It is handy for weight in gluing but I don't like all the oxidizing dust... David Ilvedson, RPT Pacifica, CA 94044 ----- Original message ---------------------------------------- From: "Fortenberry, Kevin" <kevin.fortenberry at ttu.edu> To: caut at ptg.org Received: 12/21/2009 11:40:03 AM Subject: Re: [CAUT] Key Leads >To David and List, >It looks like you are going to replace the leads, which is best. However, for the >benefit of future decisions out there when it may not be possible to replace, I would >like to suggest the following: Never, ever grind or belt sand corrosive leads. I agree >with John Ross on respirator (choose a good one), but the best way to remove the >excess if you are not able to replace, is to use the correct size of forstner drill bit. >It's like a power chisel, and does not create corrosive dust. Hand chisel is also great, >but slow--and then chose your sealer. Charles Fry taught this to our chapter in the >Heart of Texas a few years ago. Maybe this will help someone in the future. A small >selection of Forstner bits is also EXTREMELY handy for various shop needs. >Kevin Fortenberry, RPT >Texas Tech University >> -------- Original Message -------- >> Subject: [CAUT] key leads >> From: "David Ilvedson" <ilvey at sbcglobal.net> >> Date: Wed, December 16, 2009 11:04 pm >> To: pianotech at ptg.org, caut at ptg.org >> List, >> I have perused the archives about oxidizing key leads. Seems to have been >around 1996 or so...I have an Apollo Grand with the beginnings of oxidizing leads. >Some sticking keys etc. My first inclination is to just chisel off and seal with lacquer >or something like that. Anyone want to hazzard how long it would take to remove >the leads and replace with new? I probably should give the customer that option... >> I'm guessing 1 hour for travel back and forth. 1 hour to disassemble and >reassemble action. 1 hour to remove leads and a couple to swedge in new >ones...am I dreaming here? What do you think. >> David Ilvedson, RPT >> Pacifica, CA 94044 >------------------------------ >Message: 2 >Date: Mon, 21 Dec 2009 01:48:23 -0400 >From: John Ross <jrpiano at win.eastlink.ca> >To: caut at ptg.org >Subject: Re: [CAUT] key leads >Message-ID: <218588BEF29E43EC99BFAA46AA6D5C85 at john1bf82a3fe4> >Content-Type: text/plain; CHARSET=US-ASCII >I just put on a face mask, and use a belt sander, then seal, >John Ross >Windsor, Nova Scotia >----- Original Message ----- >From: <johnparham at piano88.com> >To: "David Ilvedson" <ilvey at sbcglobal.net>; <caut at ptg.org> >Sent: Monday, December 21, 2009 1:06 AM >Subject: Re: [CAUT] key leads >I've never tried it, but why not just zapping it with a quick shot of >clear polyurethane spray to seal the leads? >-John Parham >Hickory, NC
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