Troubleshooting - Stihl FSA 57 Instruction Manual

19 Troubleshooting

► If the charger has a malfunction or is dam‐
aged: Replace the charger.
► If the connecting cable has a malfunction or is
damaged: Do not use the charger and have
19 Troubleshooting
19.1 Troubleshooting Trimmer or Battery
Condition LEDs on Bat‐
tery
Trimmer does 1 LED flashes
not start when green.
switched on.
1 LED glows
red.
3 LEDs flash
red.
3 LEDs glow
red.
4 LEDs flash
red
Trimmer cuts out 3 LEDs glow
during operation. red.
Trimmer runtime
is too short.
Mowing head
cannot be
unscrewed by
hand.
Charge process 1 LED glows
does not start red.
when battery is
inserted in the
charger.
19.2 Troubleshooting Charger
Condition LED on
Charger
Battery not being LED flashes
charged. red.
0458-806-0121-B. VA0.M20.
connecting cable replaced by a STIHL servic‐
ing dealer.
Cause
Battery has low
charge.
Battery too hot or too
cold.
There is a malfunction
in the trimmer.
Trimmer is too hot.
There is a malfunction
in the battery.
No electrical contact
between trimmer and
battery.
Trimmer or battery
damp.
Trimmer is too hot.
There is a electrical
malfunction.
Battery not fully
charged.
Normal battery life
has been exceeded.
Mowing head over‐
tightened.
Battery too hot or too
cold.
Cause
No electrical contact
between charger and
battery.
Remedy
► Charge the battery.
► Remove the battery.
► Allow battery to cool down or warm up.
► Remove the battery.
► Clean contacts in battery compartment.
► Fit the battery.
► Switch on the trimmer.
► If 3 LEDs continue to flash red: Do not
use your trimmer and contact your
STIHL dealer for assistance.
► Remove the battery.
► Allow trimmer to cool down.
► Remove battery and insert it again.
► Switch on the trimmer.
► If 4 LEDs continue to flash red: Do not
use the battery and contact your STIHL
dealer for assistance.
► Remove the battery.
► Clean contacts in battery compartment.
► Fit the battery.
► Allow trimmer or battery to dry.
► Remove the battery.
► Allow trimmer to cool down.
► Remove battery and insert it again.
► Switch on the trimmer.
► Fully charge the battery.
► Replace the battery.
► Block the fanwheel with the stop pin.
► Unscrew mowing head by hand.
► Remove stop pin.
► Leave battery in the charger.
Charge process starts automatically as
soon as permissible temperature range
is reached.
Remedy
► Remove the battery.
► Clean contacts on charger.
► Fit the battery.
English
17