Mounting And Removing The Mowing Head; Mounting The Mowing Head; Removing The Mowing Head; Removing And Installing Metal Cutting Attachment - Stihl FSA 90 Manual De Instrucciones

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7.4

Mounting and Removing the Mowing Head

7.4.1

Mounting the Mowing Head

► Switch off the trimmer, push retaining latch to position
and remove the battery.
1
2
3
4
► Fit the fanwheel (2) on the shaft (3) with fan blades facing
up.
► Fit the mowing head (1) on the shaft (3) and turn it
counterclockwise.
► Insert the stop pin (4) in the bore as far as stop and hold
it depressed.
► Rotate the mowing head (1) counterclockwise until the
stop pin (4) engages in position.
The shaft is now blocked.
► Tighten down the mowing head (1) firmly by hand.
► Remove the stop pin (4).
7.4.2

Removing the Mowing Head

► Switch off the trimmer, push retaining latch to position
and remove the battery.
► Insert the stop pin in the bore as far as stop and hold it
depressed.
► Rotate the mowing head (3) until the stop pin engages in
position.
The shaft is now blocked.
► Unscrew the mowing head clockwise.
► Remove the fanwheel.
► Remove stop pin.
54
7.5
7.5.1
► Switch off the trimmer, push retaining latch to position
1
4
► Fit the fanwheel (5) on the shaft (6) with fan blades facing
► Place the cutting attachment (4) on the fanwheel (5). If
► Place the thrust washer (3) on the metal cutting
► Place the rider plate (2) on the thrust washer (3) so that its
► Insert the stop pin (7) in the bore as far as stop and hold
Removing and Installing Metal Cutting
Attachment

Mounting Metal Cutting Attachment

and remove the battery.
1
2
3
4
5
6
7
up.
you are fitting a circular saw blade or a grass cutting blade
with more than 4 cutting edges: Its cutting edges must
face in the same direction as the arrow on the deflector.
attachment (4) so that its raised side faces up.
closed side faces up.
it depressed.
7 Assembling the Trimmer
0458-709-9921-B