Keyframe Bedding

Jon Page jonpage at comcast.net
Mon Jul 7 07:48:11 MDT 2008


Let's try something different, a piano related topic:

An easy way to set the glide bolts is with a caliper.

With the glide bolts off the keybed, measure a key
height in front of the bolt. Reset the caliper to .015"
to .020" higher and turn the bolt until the key touches
the caliper. Plus .010" at the ends is sufficient.

Apply slight upwards lift at the stack to see if the
glide bolt still knocks and tweak as needed.
This is an easy way to apply even pressure across.

Longer keys would necessitate a wider gap
measured with the caliper.
-- 

Regards,

Jon Page
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