[pianotech] Replacing plastic elbows

Porritt, David dporritt at mail.smu.edu
Tue Dec 8 07:01:20 MST 2009


I've never run into a broken new plastic elbow but maybe I've just lived a charmed live.  Investing the time and parts money on 100 year parts for a piano that has 5 more years (if that) of life left in it, seems extreme to me.

dp

David M. Porritt, RPT
dporritt at smu.edu

From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf Of Gerald Groot
Sent: Tuesday, December 08, 2009 6:58 AM
To: pianotech at ptg.org
Subject: Re: [pianotech] Replacing plastic elbows

I agree with Wim.  Trying to find a replacement piano for $500 that was well taken care of and needs very little to no work is very difficult if not impossible.  Many years ago, I used to replace them with the snap on ones too finding that years later if not sooner, the new ones also broke.  Replacing with wooden is the best way.  No more broken parts 15 or 30 years later. Just make sure the dampers and hammer flanges and other parts are not also plastic as well.

From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf Of wimblees at aol.com
Sent: Tuesday, December 08, 2009 4:22 AM
To: pianotech at ptg.org
Subject: Re: [pianotech] Replacing plastic elbows

Greg

You're probably not going to like what I'm about to suggest, because it's a little more work, and goes everything else you've read. Vagias snap on elbows are good for replacing a couple of elbows in the piano. But if you're going to do a whole set, and you've got the action out of the piano anyway, why not replace them with wood elbows. My arguments is, plastic was used once, so why replace it with plastic. (I know, the new plastic won't disintegrate like the new Vagias ones. But that's my story, and I'm sticking to it.)
Lay the action on the bench, dampers down, and remove the center pins from the wippens. It's not that difficult to do, once you get the hang of it. The old elbows, or what's left of them, will fall right off. Before putting on the new elbows, tighten all the screws, shape the hammers and blow out the dust and dirt.
An easy way to put the new elbows on the sticker is to chuck the sticker into a variable speed drill at the regulating button end. (Sometimes you've got to screw down the regulating button a little to get enough into the chuck). Put the elbow in a vice, and drill the sticker onto the new elbow. Try to get the sticker about the same distance into each sticker, but don't try to figure out which sticker goes to which wippen, because you're going to have to regulate all of them anyway. Putting the stickers and new elbows on the wippens is also a little tricky, but again, once you've done a couple and get the hang of it, it's actually very easy. If you're careful, and don't break any wippens, it only takes about 2 hours to do the whole job.

Before replacing the action, you probably had to take the keys out. So vacuum under the keys, and down in the bottom of the piano, to get rid of all the plastic remnants of the elbows

I haven't done a set for at least 10 years, but over the years, I've made a lot of money from Betsy and her cousins. The total job, including replacing the elbow, vacuuming, regulating, tightening the screws, etc. is worth at least $500, plus tuning. As much as some people seem to belittle Betsy and her cousins, some of those pianos weren't all that bad. If the case is still in good shape, it would be well worth the money to spend on replacing the elbows, as opposed to buying a new piano, or a decent used one.

Willem (Wim) Blees, RPT
Piano Tuner/Technician
94-505 Kealakaa Str.
Mililani, Oahu, HI  96789
808-349-2943
www.Bleespiano.com<http://www.bleespiano.com/>
Author of:
The Business of Piano Tuning
available from Potter Press
www.pianotuning.com

-----Original Message-----
From: Greg Livingston <pianotuner440 at hotmail.com>
To: Pianotech list <pianotech at ptg.org>
Sent: Mon, Dec 7, 2009 4:53 pm
Subject: [pianotech] Replacing plastic elbows
Dear Friends,

I have a Lester spinet action belonging to a long-time customer on my bench (that is, my dining room table) that needs new elbows.  I thought replacing the original plastic elbows would be easy, but only the broken ones are brittle; the unbroken ones are hard as concrete.  How do you replace these? Unpin them to put the new ones on? I don't want to risk breaking the wippen by trying to bend the old plastic ones. I'd be grateful for your advice, and my wife will be thrilled to get the dining room table back.
Thanks,
Greg Livingston
PS- I have not figured out how to search the archives, though I've tried; I need help in that area, too.

___________________________________________________
Gregory P. Livingston, Piano Tuning and Service 781-237-9178
Piano Technicians Guild, associate member (Boston chapter)

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