Maintenance; General Information; Replacing The Batteries; Cleaning The Instrument - HT Instruments HT79 User Manual

6. MAINTENANCE

6.1. GENERAL INFORMATION

1. While using and storing the instrument, carefully observe the recommendations listed
in this manual in order to prevent possible damage or danger during use.
2. Do not use the instrument in environments with high humidity levels or high
temperatures. Do not expose to direct sunlight.
3. 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.

6.2. REPLACING THE BATTERIES

When the LCD display shows symbol
Only expert technicians should perform this operation. Before carrying out
this operation, make sure you have removed the cable being tested from
inside the clamp jaw.
1. Switch off the instrument by turning the rotary switch to the OFF position.
2. Remove the cable being tested from the clamp jaw.
3. Loosen the fastening screw of the battery compartment cover (see Fig. 1
remove it.
4. Remove all batteries and replace them with new batteries of the same type (see §
7.1.3), respecting the indicated polarity.
5. Restore the battery compartment cover into place and fasten it by means of the
relevant screw.
6. Do not scatter old batteries into the environment. Use the relevant containers for
disposal.

6.3. CLEANING THE INSTRUMENT

Use a soft and dry cloth to clean the instrument. Never use wet cloths, solvents, water, etc.

6.4. END OF LIFE

WARNING: the symbol on the instrument indicates that the appliance and its
accessories must be collected separately and correctly disposed of.
" "
, batteries must be replaced.
CAUTION
EN - 15
HT79
– part 12) and