0458-712-0121-B
19
English 
17 Troubleshooting
17.2 Troubleshooting Charger
Normal battery life has 
been exceeded.
► Replace the battery.
Battery jams when 
being inserted in 
battery compartment.
Guides or contacts in 
battery compartment dirty.
► Clean guides or contacts in battery compartment.
Charge process does 
not start when 
battery is inserted in 
the charger.
1 LED glows red. Battery too hot or too cold. ► Leave battery in the charger.
Charge process starts automatically as soon as 
permissible temperature range is reached.
Condition LEDs on Battery Cause Remedy
Condition LED on Charger Cause Remedy
Battery not being 
charged.
LED flashes red. No electrical contact 
between charger and 
battery.
► Remove the battery.
► Clean contacts on charger.
► Fit the battery.
Malfunction in charger. ► Do not use the charger and contact your STIHL 
servicing dealer.