16 Repairing
► Use a STIHL flat file to sharpen each cutting
edge on the upper blade. The file only sharp‐
ens on the forward stroke. Maintain the pre‐
scribed sharpening angle,
► Turn the hedge trimmer over.
► Sharpen the remaining cutting edges.
► Deburr each cutting edge from below.
► Turn the hedge trimmer over.
► Deburr the remaining cutting edges.
► Use a damp cloth to remove the filing dust.
► Spray both sides of cutting blades with STIHL
resin solvent.
► Run the hedge trimmer for 5 seconds.
17 Troubleshooting
17.1
Troubleshooting the Hedge Trimmer or Battery
Fault
LEDs on the
battery
Hedge trimmer
1 LED flashing
does not start
green.
when switched
on.
1 LED emits
red light.
3 LEDs flash
red.
3 LEDs light
up red.
4 LEDs
flash red.
0458-019-9802-A
18.2.
Cause
State of charge of the
battery is too low.
The battery is too
warm or too cold.
There is a malfunction
in the hedge trimmer.
The cutting blades do
not run freely.
Hedge trimmer is too
hot.
There is a fault in the
battery.
The cutting blades run. The STIHL resin sol‐
vent is distributed evenly.
► If you are unsure: Consult a STIHL authorized
dealer.
16 Repairing
16.1
Repairing Hedge Trimmer, Bat‐
tery and Charger
The hedge trimmer, cutting blades, battery and
charger are not user serviceable.
► If the hedge trimmer or cutting blades are
damaged: Do not use your hedge trimmer and
contact your STIHL servicing dealer.
► If the battery has a malfunction or is damaged:
Replace the battery.
► 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
connecting cable replaced by a STIHL servic‐
ing dealer.
Remedy
► Charge the battery.
► Remove the battery.
► Allow the battery to cool down or warm
up.
► Remove the battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Switch on the hedge trimmer.
► If 3 LEDs continue to flash red: Do not
use your hedge trimmer and contact your
STIHL servicing dealer for assistance.
► Spray both sides of cutting blades with
STIHL resin solvent.
► If 3 LEDs continue to flash red: Do not
use your hedge trimmer and contact your
STIHL servicing dealer for assistance.
► Remove the battery.
► Allow the hedge trimmer to cool down.
► Remove battery and reinsert it.
► Switch on the hedge trimmer.
► If 4 LEDs continue to flash red: Do not
use the battery; contact a STIHL authori‐
zed dealer.
English
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