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17 Maintenance
► Clean the area around the blade and the blade with a
stick, a soft brush or a damp cloth.
16.3 Cleaning the Battery
► Clean the battery with a damp cloth.
17.1 Removing and Attaching the Blade
17.1.1 Removing the Blade
► Switch the lawn mower off, pull out the activation key and
remove the battery.
► Tilt the lawn mower sideways and set it down.
► Hold blade (1) with one hand.
► Unscrew screw (2) in the direction of the arrow and
remove together with coupler (3).
► Remove blade (1).
► Discard screw (2) and coupler (4).
Use a new screw and new coupler to attach blade (1).
17.1.2 Attaching the Blade
► Switch the lawn mower off, pull out the activation key and
remove the battery.
► Tilt the lawn mower sideways and set it down.
► Clean the blade contact surface and blade bushing.
► Fit mowing blade (1) onto the blade bushing with the
curved wings pointing upwards.
► The locating lugs (4) on the blade bushing must be
located in the recesses in the mowing blade.
► Hold mowing blade (1) with one hand and fit new
coupler (3).
► Apply Loctite 243 thread locker to the thread of new
screw (2).
► Screw in screw (2) and tighten to 20 Nm.
17.2 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 activation key and
remove the battery.
► Upend the lawn mower.
► Remove the blade.
17 Maintenance
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