10 Maintenance•This instrument has been designed with the utmost care. Ease of operation
and simplicity of maintenance have been a central theme in the product
development. Therefore, with proper care the instrument should require
very little maintenance. Avoid operating the instrument in oily, wet, dirty,
or dusty environments.
•If the outside of the instrument becomes soiled, it may be wiped clean
with a damp cloth and mild detergent. Do not use harsh chemicals on the
surface which may damage the LCD or the plastic outside shell.
•If a hazardous material is spilt on or inside the equipment, the user is re-
sponsible for taking the appropriate decontamination steps as outlined by
the national safety council with respect to the material.
•Before using any cleaning or decontamination method except those rec-
ommended by Hart, users should check with an Authorized Service
Center to be sure that the proposed method will not damage the equip-
ment.
•If the AC adapter becomes damaged, have it replaced immediately. Never
disassemble the AC adapter or attempt to repair it.
•If the instrument is used in a manner not in accordance with the equip-
ment design, the operation of the thermometer may be impaired or safety
hazards may arise.
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10 Maintenance