[pianotech] Using a burn in knife to repair lacquer

[johnparham at piano88.com]

Thanks all---

Found it in Schaff book... part no. 80. 

I feel silly that I have never seen this part.  Guess I have more
bedside reading to do.

-John Parham

> -------- Original Message --------
> Subject: Re: [pianotech] Using a burn in knife to repair lacquer
> From: John Ross <jrpiano at eastlink.ca>
> Date: Wed, January 12, 2011 5:19 pm
> To: pianotech at ptg.org
> 
> 
> Can't put my hands on my Schaff catalogue, but American Piano Supply Co. had them, electric Burn -In Knife part #511767.
> Schaff bought their inventory, so quote yhat number if you want one.
> John Ross
> Windsor, Nova Scotia.
> On 2011-01-12, at 5:51 PM, Gary Doudna wrote:
> 
> > 
> > 
> > On Wed, Jan 12, 2011 at 12:34 PM, <johnparham at piano88.com> wrote:
> > Paul,
> > 
> > "just make sure your knife isn't too hot, so use a
> > lamp dimmer to bring down the voltage."
> > 
> > I understand the concept here, but have never seen a knife hooked up to
> > an electrical source.  Do you have a picture of your set up?
> > 
> > -John Parham
> > 
> > > -------- Original Message --------
> > > Subject: Re: [pianotech] Using a burn in knife to repair lacquer
> > > From: "Paul McCloud" <pmc033 at earthlink.net>
> > > Date: Wed, January 12, 2011 11:11 am
> > > To: pianotech at ptg.org
> > >
> > >
> > > Some years ago I had a video from Mohawk that was excellent.  I don't have
> > > any contact info handy, but they probably have that video still available.
> > > I bet if you check You Tube there will be plenty of stuff there too.
> > > I do a lot of this type of repair.  It's not that hard.  If you have the
> > > equipment and sticks, just make sure your knife isn't too hot, so use a
> > > lamp dimmer to bring down the voltage.  When you touch the knife to the
> > > stick, it shouldn't bubble.  Put burn-in balm (looks like vaseline) around
> > > the area.  Melt the stick into the hole.  Level using the knife blade
> > > across the hole.  You can use a single-edge blade to scrape it level if you
> > > like, but be careful not to scratch the area around the damage.  Sand
> > > level, match the sheen with steel wool or polish if it's higher gloss.
> > > Black sticks never seem to match the black, it always looks grey-er, so
> > > don't expect a perfect repair.
> > >       Have fun (yet?)
> > >       Paul McCloud
> > >       San Diego
> > >
> > >
> > > > [Original Message]
> > > > From: David Love <davidlovepianos at comcast.net>
> > > > To: <pianotech at ptg.org>
> > > > Date: 01/12/2011 7:07:30 AM
> > > > Subject: [pianotech] Using a burn in knife to repair lacquer
> > > >
> > > > Does anyone know of a good pamphlet or instructional video on how to use a
> > > > burn in knife to repair lacquer (black).  I need to make a small repair
> > > but
> > > > finish stuff is not in my area of expertise.
> > > >
> > > > David Love
> > > > www.davidlovepianos.com
> > > >
> > > >
> > 
> > I need advice on touch-up for the edges of a black, satin 2003 Steinway "S". Some edges have worn through and need to be matched to the original finish. 
> > Thanks, 
> > Gary 
> > 
> > -- 
> > Doudnas
> > PO Box 68
> > Baileys Harbor, WI 54202
> > Doudna440 at gmail.com 
> > 
> >