Instruction Manual

Table Of Contents
Remove the blade.
Sharpen the blade. Observe the sharpening
angle and cool the blade, 20.2.
Bluing of the blade during sharpening is not
permitted.
Attach the blade.
If anything is unclear: consult a STIHL special‐
ist dealer.
18 Repairing
18.1 Repairing the Mower and Bat‐
tery
The mower, blade and battery cannot be
repaired by the user.
If the mower or the blade is damaged: Do not
use your mower and contact your STIHL serv‐
icing dealer for assistance.
If the battery has a malfunction or is damaged:
Replace the battery.
If safety labels are illegible or damaged: Have
the labels replaced by a STIHL servicing
dealer.
19 Troubleshooting
19.1 Remedying Lawn Mower or Battery Faults
Fault LEDs on the
battery
Cause Remedy
The lawn mower
does not start
when switched
on.
1 LED flashes
green.
The battery charge
state is too low.
Charge the battery.
1 LED illumina‐
tes red.
The battery is too
warm or too cold.
Pull out the activation key.
Remove the battery.
Allow the battery to cool down or warm
up.
3 LEDs flash
red.
There is a fault in the
lawn mower.
Pull out the activation key.
Remove the battery.
Clean the electric contacts in the battery
compartment.
Fit the battery.
Switch the lawn mower on.
If 3 LEDs still flash red: do not use the
lawn mower and consult a STIHL spe‐
cialist dealer.
3 LEDs illumi‐
nate red.
The lawn mower is
too warm.
Pull out the activation key.
Remove the battery.
Allow the lawn mower to cool down.
4 LEDs flash
red.
There is a fault in the
battery.
Remove the battery and fit it again.
Switch the lawn mower on.
If 4 LEDs still flash red: do not use the
battery and consult a STIHL specialist
dealer.
The electrical connec‐
tion between the lawn
mower and battery
has been interrupted.
Pull out the activation key.
Remove the battery.
Clean the electric contacts in the battery
compartment.
Insert the activation key.
Fit the battery.
The lawn mower or
battery are damp.
Pull out the activation key.
Remove the battery.
Clean the lawn mower.
Allow the lawn mower or battery to dry.
The resistance at the
blade is too great.
Set a higher cutting height.
18 Repairing English
0478-131-9950-C 39