- ページ 10

楽器 Yamaha YCL-621のPDF オーナーズマニュアルをオンラインで閲覧またはダウンロードできます。Yamaha YCL-621 14 ページ。 Clarinet

Instrument Maintenance

■ Once or Twice a Month Mainte-

nance

● Use a tone hole cleaner (sold separately) to

remove any dirt from inside the tone holes or

the spaces between the keys.

* Be careful not to bend any parts.

* Be careful not to damage the pads.

● Apply a small amount of key oil (sold sepa-

rately) to the mechanism then move the keys

to allow the oil to spread evenly.

* Do not apply too much oil.

* Completely remove any oil on key surfaces.