Instruction Manual

► Upend the lawn mower.
15.2 Cleaning the Lawn Mower
► Stop the engine.
► Allow the lawn mower to cool down.
► Detach the spark plug socket.
► Clean the lawn mower with a damp cloth.
► 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.
16 Maintenance
16.1 Maintenance Intervals
Maintenance intervals are dependent on the
ambient conditions and the working conditions.
STIHL recommends the following maintenance
intervals:
Engine
► Maintain the engine as described in the engine
instruction manual.
Lawn mower
► Have the lawn mower inspected annually by a
STIHL specialist dealer.
16.2 Removing and Attaching the
Blade
16.2.1 Removing the Blade
► Stop the engine.
► Detach the spark plug socket.
► Upend the lawn mower.
► Hold blade (1).
► Unscrew screw (2) and remove together with
washer (3).
► Remove blade (1).
► Discard screw (2) and washer (3).
Use a new screw and washer to attach
blade (1).
16.2.2 Attaching the Blade
► Stop the engine.
► Detach the spark plug socket.
► Upend the lawn mower.
► Place new washer (1) on new screw (2).
► Apply Loctite 243 thread locker to the thread
of screw (2).
► Position blade (3) so the raised areas on the
contact area engage in the notches in
blade (3).
► Screw in screw (2) together with washer (1).
► Hold blade (3).
► Tighten screw (2) to 65 Nm.
16.3 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.
WARNING
■ The cutting edges of the blade are sharp. This
may result in the user cutting themselves.
► Wear work gloves made from resistant
material.
16 Maintenance English
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