Hilti NPR 24-22, Original Operating Instructions

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*2321732*
2321732 English 7
Status Meaning
One (1) LED shows constantly green State of charge: 25 % to 10 %
One (1) LED slow-flashes green State of charge: < 10 %
One (1) LED quick-flashes green The Li-ion battery is completely discharged.
Recharge the battery.
If the LED again starts quick-flashing after the bat-
tery has been charged, consult Hilti Service.
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.
3.5.2 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.
4 Technical data
NPR 24-22
Rated voltage 21.6 V
Weight in accordance with EPTA Procedure 01 1.8 kg
Crimping / pressing time ≈ 4 s
Max. crimping / pressing force 24 kN
Storage temperature −20 ℃ … 70 ℃
Ambient temperature for operation −17 ℃ … 60 ℃
4.1 Battery
Battery operating voltage 21.6 V
Weight, battery See the end of these
operating instructions
Ambient temperature for operation −17 ℃ … 60 ℃
Storage temperature −20 ℃ … 40 ℃
Battery charging starting temperature −10 ℃ … 45 ℃