HT instruments HT4012 - Manual (Page 40)

HT4012
EN - 15
5. PREVENTIVE MAINTENANCE
5.1. GENERAL INFORMATION
1. This digital clamp meter is a precision instrument. Whether in use or in storage, please
do not exceed the specification requirements to avoid any possible damage or danger
during use.
2. Do not place this meter in high temperature or humidity or expose to direct sunlight.
3. Be sure to turn the meter off after use. For long time storage, remove the battery to
avoid leakage of battery liquid that would damage the interior parts.
5.2. BATTERY REPLACEMENT
When LCD displays the symbol " " replace battery.
WARNING
Only expert and trained technicians must perform this operation.
Remove the test leads or the conductor under test before performing of
battery replacement.
1. Set range switch to OFF position.
2. Remove the test leads or the objects to be tested.
3. Remove the screw from the battery cover, and detach the battery covers from the
bottom cover.
4. Remove the low batteries.
5. Replace batteries with new of then same type (1.5V LR 03 AAA). Make attention to the
correct polarity.
6. Replace the battery cover and screw.
7. Don’t disperse used battery in the environment. Use apposite container only.
5.3. CLEANING
For cleaning the instrument use a soft dry cloth. Never use a wet cloth, solvents or water,
etc.
5.4. END OF LIFE
CAUTION: this symbol indicates that equipment and its accessories shall be
subject to a separate collection and correct disposal.