BGA 100
English
14
If the red LEDs glow continuously / flash
The LED (1) on the charger may glow 
continuously green or flash red.
Green continuous light ...
... indicates the following:
The battery
– is being charged
– is too hot and must cool down 
before charging
See also "LEDs on battery".
The green LED on the charger goes off 
as soon as the battery is fully charged.
Red flashing light ...
... may indicate the following:
– No electrical contact between 
battery and charger – remove and 
refit the battery
– Malfunction in battery – see also 
"LEDs on Battery".
– Malfunction in charger – have 
checked by a servicing dealer. 
STIHL recommends an authorized 
STIHL servicing dealer.
A 1 LED glows 
continuously 
red:
Battery is too 
hot
1) 2)
/cold
1)
1)
When charging: Charge process 
starts automatically after the battery 
has cooled down / warmed up.
2)
During operation: Power tool cuts 
out – allow battery to cool down; it 
may be necessary to take the 
battery out of the belt bag for this 
purpose.
B 4 LEDs flash 
red
Malfunction in 
battery 
3)
C 3 LEDs glow 
continuously 
red:
Power tool is too 
hot – allow it to 
cool down.
D 3 LEDs flash 
red
Malfunction in 
power tool 
4)
3)
Electromagnetic interference or 
fault. Take the battery out of the 
belt bag and refit it. Switch on the 
machine – if the LEDs continue to 
flash, the battery has a malfunction 
and must be replaced.
4)
Electromagnetic interference or 
fault. Take the battery out of the 
belt bag and pull the plug out of the 
machine's socket. Use a blunt tool 
to clean dirt off the contacts in the 
belt bag and the connecting cord 
plug. Refit the battery and insert the 
connecting cord plug in the 
machine's socket. Switch on the 
power tool – if the light emitting 
diodes still flash, the power tool is 
faulty and must be checked by a 
servicing dealer – STIHL 
recommends an authorized STIHL 
servicing dealer.
LED on Charger