Operating Instruction C 4/12-50 (01)
Table Of Contents
English 7
Not all batteries are available in all markets.
3.3 Information displayed
3.3.1 Information displayed by the charger and battery
Display with
LED 1
Display with
LED 2
On the charger
Off Off No electric power or the charger is
defective.
Flashing red light Off The battery is too hot or too cold.
Green light Off The charger is ready for use.
Green light blinks green The battery is charging.
Green light Green light Battery is fully charged
Red light Off Charger malfunction.
3.3.2 Li-ion battery state of charge display
Status Meaning
4 LEDs light. State of charge: 100 %
3 LEDs light, 1 LED blinks. State of charge: 75 % to 100 %
2 LEDs light, 1 LED blinks. State of charge: 50 % to 75 %
1 LED lights, 1 LED blinks. State of charge: 25 % to 50 %
1 LED blinks. State of charge: < 25 %
3.4 Items supplied
Charger, 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
C 4/12-50
Weight
0.77 lb
(0.35 kg)
Output voltage
10.8 V
5 Operation
5.1 Switching the charger on
▶ Plug the supply cord into the power outlet.
➥ LED 1 on the charger lights up green.
Printed: 03.01.2019 | Doc-Nr: PUB / 5170415 / 000 / 02