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CODE: 730.684-094Buy the DOT:Download/CD-ROM
TITLE(s): TONE REGULATOR (musical inst.)

Compresses or loosens felt on piano hammers to brighten or soften tone of piano strings: Depresses piano key and listens to piano tone. Sands defective hammers with sanding paddle or brushes lacquer on hammer to harden felt and increase tonal brilliance. Jabs felt hammer with needles to soften hammers and increase tonal mellowness. Removes excess felt from hammer, using file. Inspects and adjusts string spacing and striking point of hammers, using wrench and burner. Files burrs from tuning pins.
GOE: 06.04.34 STRENGTH: L GED: R2 M1 L1 SVP: 4 DLU: 77
ONET CROSSWALK: 85921A Keyboard Instrument Repairers and Tuners