7) MAINTENANCE
A. Cleaning and Maintenance
To avoid electrical shock or instrument damage, do not put water
inside the instrument.
Periodically clear the instrument with cotton and detergent. Do
not use any type of solvent or abrasive.
B. Battery Replacement
When the battery LED flash, replace with new batteries with the
same specifications (9V NEDA 1604 ou 6F22 ou 006P), following
the next steps:
1. Remove the clips from the conductors.
2. Remove the screw from battery compartment and open the
cover.
3. Replace the battery. Pay attention with battery polarity.
4. Close the cover and reinstall the screw.
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