Instruction Manual

Table Of Contents
Lay new washer (1) on new screw (2) with the
convex side facing outwards.
Apply Loctite 243 thread locker to the thread
of screw (2).
Position blade (3) so that the raised areas on
contact area (4) engage in notches (5).
Screw in screw (2) together with washer (1).
Block blade (1) using a piece of wood (2).
Tighten screw (3) to 65 Nm.
18.2 Sharpening and Balancing the
Blade
Sharpening and balancing the blade correctly
requires a lot of practice.
STIHL recommends having the blade sharpened
and balanced by a STIHL specialist dealer.
WARNING
The cutting edges of the blade are sharp. This
may result in the user cutting themselves.
Wear work gloves made from resistant
material.
Switch the lawn mower off, pull out the activa‐
tion key and remove the battery.
Upend the lawn mower.
Remove the blade.
Sharpen the blade. Observe the sharpening
angle and cool the blade, 21.2.
Bluing of the blade during sharpening is not
permitted.
Attach the blade.
If anything is unclear: consult a STIHL special‐
ist dealer.
19 Repairing
19.1 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.
20 Troubleshooting
20.1 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.
19 Repairing English
0478-131-9948-C 41