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14.2
Cleaning the Lawn Mower
► Switch the lawn mower off.
► Detach the extension cable connector from the
mains plug of the lawn mower.
► Allow the lawn mower to cool down.
► Clean the lawn mower with a damp cloth.
► Clean the discharge chute with a soft brush or
a damp cloth.
► Clean the electrical contacts on the lawn
mower with a paintbrush or a soft brush.
► Clean the ventilation slots with a paintbrush.
► Upend the lawn mower,
Clean the area around the blade and the blade
with a stick, a soft brush or a damp cloth.
NOTICE
■ Using a high-pressure cleaner or a water jet
for cleaning can damage the machine.
► Do not clean the machine with a high-pres‐
sure cleaner or a water jet.
15 Maintenance
15.1
Maintenance Interval
The maintenance interval is dependent on the
ambient conditions and the working conditions.
STIHL recommends the following maintenance
interval:
Annual
► Have the lawn mower serviced by a STIHL
specialist dealer.
15.2
Removing and Attaching the
Blade
15.2.1
Removing the Blade
► Switch the lawn mower off.
► Detach the extension cable connector from the
mains plug of the lawn mower.
► Upend the lawn mower.
► Block blade (1) using a piece of wood (2).
34
14.1.
► Unscrew screw (3) in the direction of the arrow
and remove.
► Remove blade (1).
► Discard screw (3).
Use a new screw to attach blade (1).
15.2.2
Attaching the Blade
► Switch the lawn mower off.
► Detach the extension cable connector from the
mains plug of the lawn mower.
► Upend the lawn mower.
► Apply Loctite 243 thread locker to the thread
of new screw (1).
► Position blade (2) so that the raised areas on
contact area (3) engage in notches (4).
► Screw in screw (1).
► Block blade (1) using a piece of wood (2).
► Tighten screw (3) to 10-15 Nm.
15.3
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.
The current addresses of the specialist dealers
can be found under the respective STIHL country
representative at www.stihl.com.
WARNING
■ The cutting edges of the blade are sharp. This
may result in the user cutting themselves.
► Wear protective gloves.
► Switch the lawn mower off.
15 Maintenance
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