Maintenance; General; Battery Replacement; Instrument Cleaning - HT EARTH 2P Manuel D'utilisation

8. MAINTENANCE

8.1. GENERAL

This is a precision instrument. Strictly follow the instructions for use and storage reported
in this manual to avoid any possible damage or danger during use.
Do not use this tester under unfavorable conditions of high temperature or humidity. Do
not expose to direct sunlight.
Be sure to turn off the tester after use. If the instrument is not to be used for a long period
you are recommended to remove batteries to avoid leakages of battery liquid which may
damage its internal circuits.

8.2. BATTERY REPLACEMENT

When the low battery indication (see § 9.1.2) is displayed the batteries are to be replaced.
Only skilled technicians can open the instrument and replace batteries. Before
removing batteries disconnect all cables from input terminals
1. Turn off the instrument pressing the ON/OFF key for a while
2. Disconnect the cables from the input terminals
3. Remove the battery cover screws and detach the battery cover
4. Replace batteries with new ones of the same type (see § 9.1.2) keeping to the right
polarity signs
5. Replace cover and screws
6. Use the appropriate battery disposal methods for your area

8.3. INSTRUMENT CLEANING

Use a soft dry cloth to clean the instrument. Do not use wet clothes, solvents, water etc.
8.4. END OF LIFE
Caution: this symbol indicates that equipment and its accessories shall be
subject to a separate collection and correct disposal.
CAUTION
EN - 20
GEO416 - GEO416GS