Yun's Piano Tuning & Repair
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Die ungeklebte Stoßzungenkapsel

5/16/2026

 
Text waiting to be corrected by German language instructor Luca.
Luca's Website:​ https://www.comprehensible-german.com/en
Her Youtube: ​https://www.youtube.com/@Comprehensible_German
Wenn Klaviertasten nicht anschlagen, kann das manchmal an den abgefallenen Stroßzungen liegen. Die Stroßzungenkapseln haben sich von den Hebeglieder gelöst.

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Just a Broken String

1/30/2026

 
Thursday January 29, 2026 at a very nice local high school. A lovely Boston grand piano was waiting to be tuned for chorus rehearsal. The location is close to the ocean so all the strings have more or less some rust. As usual, I turned the tuning pins counter clock wise to flatten each string until an obvious pitch change can be heard before pulling them sharp. As usual, I was scared as a rubbit afraid of any strings breaking. There had been 3 string splices on this piano. Yes, this was my first restringing job 10 years ago. I always wonder why Jude the boss trusted this naive short little thing to string this piano freshly graduated out of school.

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Bobbling Hammers and Tight Key Bushings on a Yamaha

4/26/2025

 
This piano has hammers bobbling on the strings. The front key bushings and balance bushings are tight causing keys not able to return or bounce back up. 

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