HT instruments HT78 - Manual (Page 13)

HT78
EN - 12
5. MAINTENANCE
5.1. GENERAL INFORMATIONS
1. This clamp is an accured instrument. Whether in use or in storage, please do not
exceed the specification requirements to avoid possible damages or dangers.
2. Do not place this meter at high temperatures or humidity or expose it to direct sunlight.
3. Be sure to turn off the meter after use. If you expect not to use the tester for a long
time, remove the battery in order to avoid leakages of battery liquid that would damage
the internal parts.
5.2. BATTERIES REPLACEMENT
When “
” appears on the display, replace the batteries
WARNING
Only expert and trained technicians must perform this operation. Remove
the test leads or the conductor under test before replacing the battery.
1. Switch off the meter rotate the selector in “OFF” position
2. Remove the cable from the jaws
3. Remove the screw from the battery cover, and detach the batteries cover
4. Remove the batteries
5. Replace batteries with a same type new one (see § 6.1.2). Take care to polarity
6. Replace the battery cover and screw
7. Use the appropriate battery disposal methods for Your area
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, its accessories and batteries
shall be subject to a separate collection and correct disposal.