Gram Tension Gauge Instrument For Measuring Tightness Of Piano Action Parts New

Description

Gram Tension Gauge Instrument For Measuring Tightness Of Piano Action Parts New
Spring Tension gauge for measuring the tightness of piano action parts such as grand piano hammer flanges, whippen flanges and repetition levers.
Here is a general guideline for the grams of tension for each of the different parts:
Grand Piano Hammer Flanges should have from 2 to 4 grams of tension when measured at the screw hole
Wippen flanges should also have from 2 to 4 grams of tension
Repetition lever tension with the spring disengaged should have from 2 to 6 grams of tension
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Piano Tuning & Repair - Fixing loose or tight piano flanges - YouTube
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