Operating Instruction SF_BT-22A (01)

8 English 2160456
*2160456*
3.4 Overload and overheating protection
The power tool is equipped with an electronic system to protect against
overloading and overheating. The power tool switches itself off automatically
in the event of overloading or overheating. After releasing the control switch,
the power tool may not restart immediately when the switch is pressed again
(while the power tool is cooling down).
Activation of the automatic cut-out is indicated by all 4 LEDs on the
battery display blinking.
3.5 Liion battery display
The charge status of the Li-ion battery and malfunctions of the power tool are
indicated by the display on the Liion battery. The charge status of the Liion
battery is displayed after pressing one of the two battery release buttons.
Status Meaning
4 LEDs light. Charge status: 75 % to 100 %
3 LEDs light. Charge status: 50 % to 75 %
2 LEDs light. Charge status: 25 % to 50 %
1 LED lights. Charge status: 10 % to 25 %
1 LED blinks, the power tool is
ready for use.
Charge status: < 10 %
1 LED blinks, the power tool is not
ready for use.
The battery has overheated or is
completely discharged.
4 LEDs blink, the power tool is not
ready for use.
The power tool is overloaded or has
overheated.
Battery charge status cannot be displayed while the control switch is
pressed and for up to 5 seconds after releasing the control switch.
If the battery display LEDs blink, please observe the instructions given
in the Troubleshooting section.
3.6 Items supplied
Electric drill, 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 including battery B22⁄8.0
5.7 lb
(2.6 kg)