HT61 - HT62
EN - 19
6. MAINTENANCE
CAUTION
Only expert and trained technicians should perform maintenance
operations. Before carrying out maintenance operations, disconnect all
cables from the input terminals.
Do not use the instrument in environments with high humidity levels or
high temperatures. Do not expose to direct sunlight.
Always switch off the instrument after use. In case the instrument is not to
be used for a long time, remove the battery to avoid liquid leaks that could
damage the instrument
’
s internal circuits.
6.1. REPLACING THE BATTERIES AND THE INTERNAL FUSES
When the LCD display shows the symbol
“”
”
, it is necessary to replace the battery.
Replacing the battery
1. Position the rotary switch to
OFF
and remove the cables from the input terminals.
2. Turn the fastening screw of the battery compartment cover from position
“
”
to position
“
”
and remove it.
3. Remove the battery and insert a new battery of the same type (see § ), respecting the
indicated polarity.
4. Restore the battery compartment cover into place and turn the fastening screw from
position
“
”
to position
“
”
.
5. Do not scatter old batteries into the environment. Use the relevant containers for
disposal.
Replacement of fuses
1. Position the rotary switch to
OFF
and remove the cables from the input terminals.
2. Turn the fastening screw of the battery compartment cover from position
“
”
to position
“
”
and remove it.
3. Remove the damaged fuse and insert a new one of the same type (see § ), respecting
the indicated polarity.
4. Restore the battery compartment cover into place and turn the fastening screw from
position
“
”
to position
“
”
.
6.2. CLEANING THE INSTRUMENT
Use a soft and dry cloth to clean the instrument. Never use wet cloths, solvents, water, etc.
6.3. END OF LIFE
WARNING:
the symbol on the instrument indicates that the appliance and its
accessories must be collected separately and correctly disposed of.
