Yamaha YSH-301 Руководство пользователя - Страница 16

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Maintenance

 Rotor and valve casing maintenance

As done before and after playing, apply some rotor

spindle oil to the rotors and valve casing.

Also, apply some lever oil to the lever shaft.

 Valve slide maintenance

Wrap a cleaning rod with gauze so that no bare

metal is exposed.

Cleaning rod

Gauze

* Exposed metal can result in damage to the instru-

ment.

Remove dirt from the inside of the inner and

outer sections of the valve slide.

Use the gauze to remove dirt from the valve

slide's surface then apply a little slide grease

to the surface of the inner section of the valve

slide.

Slide the valve slide in and out a few times to

distribute the grease evenly.

 Other maintenance

Use a fi ne gauze to carefully clean those places that

are diffi cult to clean such as the backsides of slides,

etc.