4
Maintenance
CAUTION
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Before cleaning always switch off and disconnect from the power supply
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Follow local best practice and safety guidelines if available
Use a soft cloth lightly dampened with cleaning solution to clean all exposed surfaces
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Do not allow liquid to come in contact with the metal parts inside the earphones/headphones
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Do not autoclave, sterilize or immerse the instrument or accessory in any fluid
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Do not use hard or pointed objects to clean any part of the instrument or accessory
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Do not let parts that have been in contact with fluids dry before cleaning
Rubber ear-tips or foam ear-tips are single use components
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Ensure that isopropyl alcohol does not come into contact with any screens on the instruments
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Ensure that isopropyl alcohol does not come into contact with any silicone tubes or rubber parts
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Recommended cleaning and disinfection solutions
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Warm water with mild, nonabrasive cleaning solution (soap)
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Normal hospital bactericides
70% isopropyl alcohol only on hard cover surfaces
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Procedure
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Clean the instrument by wiping outer case with a lint free cloth lightly dampened in cleaning solution
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Clean cushions and patient hand switch and other parts with a lint free cloth lightly dampened in
cleaning solution
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Make sure to not get moisture in the speaker portion of the earphones and similar parts
WARNING
D-0121151-B – 2018/11
AD528 - Instructions for Use - EN
To maintain electrical safety during the lifetime of the instrument, a safety
check must be made regularly according to IEC 60601-1, Class II, Type B
applied parts; e.g. when yearly calibration is done.
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