It can also happen if the new oversized pin bottoms out where the original pin stopped. That area below the original pin is still the diameter designed for the original pin so when the new oversized pin gets down there it's too tight and worse, it's too tight at the bottom of the pin. David Love www.davidlovepianos.com -----Original Message----- From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf Of Al Guecia/AlliedPianoCraft Sent: Sunday, November 29, 2009 8:31 AM To: pianotech at ptg.org Subject: Re: [pianotech] Oversized tuning pins Scott, Yes, that's one of the possible causes, but there are others. Removing the old pins and creating to much heat (burning the hole). New tuning pins to large. And I'm sure there are hacks out there that can screw it up in other ways. Al
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