Hilti SF 4-22, Operating Instructions Manual

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10 English 2272253
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3.4 Status indicators of the Li­ion battery
Hilti Nuron Li-ion batteries can indicate state of charge, fault messages and
the battery's state of health.
3.4.1 Indicators for state of charge and fault messages
WARNING
Risk of injury by a falling battery!
▶
If the release button is pressed with a battery inserted in the product,
subsequently check that the battery is correctly re-engaged and secure.
Short-press the release button of the battery to get whichever of the following
status indications is applicable at the time.
State of charge and, if applicable, faults are indicated constantly as long as
the connected product is switched on.
Status Meaning
Four (4) LEDs show constantly
green
State of charge: 100 % to 71 %
Three (3) LEDs show constantly
green
State of charge: 70 % to 51 %
Two (2) LEDs show constantly
green
State of charge: 50 % to 26 %
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 battery has
been charged, consult Hilti Service.
One (1) LED quick-flashes yellow The Li-ion battery or the product in
which it is inserted is overloaded,
too hot or too cold, or experiencing
some other fault.
Bring the product and the battery
to the recommended working tem-
perature 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 com-
patible. Consult Hilti Service.