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【G】 Problems with Key Touch
● In the entire key area or in certain keys, there is no feel of smoothness before letting off.
Possible Cause 1 : The hammer shank is touching the shank stop rail before letting off.
Solution 1 :
Solution 2 : Expand the let off within 4 mm.
● The hammer shank collides against the stop rail before letting off.
Possible Cause 1 : Is the set lever released? (The set lever is used to extract/reinstall the action.)
Solution 1 :
● The feel of key touches differ depending on the sections.
Possible Cause 1 : The hammer shank touches the cables between the sensor PWB assys.
Solution 1 :
Possible Cause 2 : The hammer shank and the stop rail are touching.
Solution 1 :
【H】 Problems with Other Mechanism
● The mute lever is heavy or does not return. The terminal of the wire came off.
Possible Cause 1 : The roller of the drive lever (P) located inside the piano is not rotating.
Solution 1 :
Solution 2 : Replace the wire whose terminal came off.
● The action cannot be extracted due to obstacle.
Possible Cause 1 : The set lever at the left end of action is not pulled up.
Solution 1 :
Possible Cause 2 : The binder of the cables at the left side of the piano body is not released.
Solution 1 :
Possible Cause 3 : The large connector located at the inner left side of the piano body is not removed.
Solution 1 :
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– 25 –
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