Operating Instruction NCT 53 C-22 (02)

*2321704*
2321704 English 7
Status Meaning
One (1) LED quick-flashes yellow The Li-ion battery or the product in which it is in-
serted is overloaded, too hot or too cold, or experi-
encing some other fault.
Bring the product and the battery to the recom-
mended working temperature and do not overload
the product when it is in use.
If the message persists, consult Hilti Service.
One (1) LED shows yellow The Li-ion battery and the product in which it is
inserted are not compatible. Consult Hilti Service.
One (1) LED quick-flashes red The Li-ion battery is locked and cannot be used.
Consult Hilti Service.
3.3.2 Indicators showing the battery's state of health
To check the battery's state of health, press the release button and hold it down for longer than three
seconds. The system does not detect a potential malfunction of the battery due to misuse, for example
battery dropped or pierced, external heat damage, etc.
Status Meaning
All LEDs show in sequence, followed by one (1)
LED showing constantly green.
The battery can remain in use.
All LEDs show in sequence, followed by one (1)
LED quick-flashing yellow.
The check to ascertain the battery's state of health
did not complete. Repeat the procedure, or consult
Hilti Service.
All LEDs show in sequence, followed by one (1)
LED showing constantly red.
If a connected product can still be used, the re-
maining battery capacity is below 50 %.
If a connected product can no longer be used, the
battery has reached the end of its useful life and
has to be replaced. Consult Hilti Service.
3.4 Items supplied
Cutting tool, operating instructions
Other system products approved for use with this product can be found at your local Hilti Store or at:
www.hilti.group
4 Technical data
Rated voltage
21.6 V
Weight without battery
6.4 lb
(2.9 kg)
Max. cable diameter
50 mm
Max. cutting capacity Aluminum cable
1000 MCM
Copper cable
1000 MCM
Storage temperature
−4 ℉ … 158 ℉
(−20 ℃ … 70 ℃)
Ambient temperature for operation
1 ℉ … 140 ℉
(−17 ℃ … 60 ℃)
4.1 Battery
Battery operating voltage
21.6 V
Weight, battery
See the end of these
operating instructions