Yamaha Disklavier Silent MarkIII DC3A Onderhoudshandboek - Pagina 32
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Principles of pedal maintenance
Pedal maintenance procedures for the Disklavier MK III Grand Piano are basically the same as for the
existing Disklavier II Grand Piano.
Sustain pedal
1. Pedal cap nut adjustment
2. Lever stop button screw
adjustment
3. Pedal measurement
4. Half point adjustment
5. Data parameter value manual
compensation
Shift pedal
1. Pedal cap nut adjustment
2. Key block screw adjustment
3. Lever stop button screw
adjustment
4. Pedal measurement
5. Data parameter value manual
compensation
Adjustment for pedal cap nut (Acoustic adjustment)
Standard: 2mm (0.08 in) of space between damper lifting rail and damper levers
Adjustment for capstan button screw (Acoustic adjustment)
Standard: Damper felts are lifted off at 4-5mm (about 0.1in) from strings 1-2mm
(0.04-0.08in) of solenoid gap when the pedal is fully depressed.
Maintenance mode 03
Maintenance mode 03
Standard: Mute time = 1.5sec
Maintenance mode 03
Normally not necessary
Adjustment for pedal cap nut (acoustic adjustment)
Standard: No lost motion
Adjustment for key frame stop screw (acoustic adjustment)
Adjustment for capstan button screw (acoustic adjustment)
Standard: Lever stops as the same time the key frame quits moving.
* This screw is used only for the Disklavier II grand
Maintenance mode 04
Maintenance mode 04
Normally not necessary
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