Stihl RM 248, Инструкция по эксплуатации

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16 Maintenance
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.
► Block blade (1) using a piece of wood (4).
► 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 (3) on new screw (2).
► Apply Loctite 243 thread locker to the thread of screw (2).
► Position blade (1) so the raised areas on the contact area
engage in the notches in blade (1).
► Screw in screw (2) together with washer (3).
► Block blade (1) using a piece of wood (4).
► 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.