Audio Traveler AA222, Operation Manuals, Page: 138 / 141

AA222 Operation Manual
Page 138
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A plastic cover can be provided to protect the instrument against
the accumulation of dust. The cover should only be used when the
instrument is left unused with the power turned off.
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If the surface of the instrument or parts of it are contaminated, it
can be cleaned using a soft cloth moistened with a mild solution of
water and dish washing cleaner or similar. The use of organic
solvents and aromatic oils must be avoided. Always disconnect
the mains conductor during the cleaning process, and be careful
that no fluid is entering the inside of the instrument or the
accessories.
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After each examination of a patient, it should be ensured that
there is no contamination on the parts in connection with the
patient. general precautions must be observed in order to avoid
disease from one patient being passed to others. Ear tips should
be changed after each patient and if ear cushions are
contaminated, it is strongly recommended to remove them from
the transducer before they are cleaned. Water should be used for
frequent cleaning, but in the case of severe contamination it may
be necessary to use a disinfectant. The use of organic solvent and
aromatic oils must be avoided.
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Great care should be exercised by the handling of earphones and
other transducers, as mechanical shock may cause change of
calibration.