AA222 Instructions for Use – US Page 58
• Before cleaning always switch off and disconnect from the power supply
• Follow local best practice and safety guidelines if available
• Use a soft cloth lightly dampened with cleaning solution to clean all exposed surfaces
• Do not allow liquid to come in contact with the metal parts inside the earphones / headphones
• Do not autoclave, sterilize or immerse the instrument or accessory in any fluid
• Do not use hard or pointed objects to clean any part of the instrument or accessory
• 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
• Ensure that isopropyl alcohol does not come into contact with any screens on the instruments
• Ensure that isopropyl alcohol does not come into contact with any silicone tubes or rubber parts
Recommended cleaning and disinfection solutions
• Warm water with mild, nonabrasive cleaning solution (soap)
• Normal hospital bactericides
• 70% isopropyl alcohol only on hard cover surfaces
Procedure
• Clean the instrument by wiping outer case with a lint free cloth lightly dampened in cleaning solution
• Clean cushions and patient hand switch and other parts with a lint free cloth lightly dampened in
cleaning solution
• Make sure to not get moisture in the speaker portion of the earphones and similar parts
To maintain electrical safety during the lifetime of the instrument, a safety check must be made regularly
according to IEC 60601-1, Class 1, Type B. E.g when yearly calibration is done.
CAUTION