19 Troubleshooting
Condition
LEDs on Battery
Mowing head cannot
be unscrewed by
hand.
Charge process does
1 LED glows red.
not start when
battery is inserted in
the charger.
19.2 Troubleshooting Charger
Condition
LED on Charger
Battery not being
LED flashes red.
charged.
0458-832-9821-A
Cause
Normal battery life has
been exceeded.
Mowing head
overtightened.
Battery too hot or too cold. ► Leave battery in the charger.
Cause
No electrical contact
between charger and
battery.
Malfunction in charger.
Remedy
► Replace the battery.
► Block the fanwheel with the stop pin.
► Unscrew mowing head by hand.
► Remove stop pin.
Charge process starts automatically as soon as
permissible temperature range is reached.
Remedy
► Remove the battery.
► Clean contacts on charger.
► Fit the battery.
► Do not use the charger and contact your STIHL
servicing dealer.
English
55