Stihl FSA 90 Manual De Instrucciones página 38

English
1
► Take out the screws (2).
► Pull off the deflector (1).
8.4 Mounting and Removing the
Mowing Head
8.4.1 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).
8.4.2 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.
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2
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4
8.5 Removing and Installing Metal
Cutting Attachment
8.5.1 Mounting Metal Cutting Attachment
► Switch off the trimmer, push retaining latch to
position and remove the battery.
1
2
3
4
5
6
7
► Fit the fanwheel (5) on the shaft (6) with fan
blades facing up.
► Place the cutting attachment (4) on the fan‐
wheel (5). If you are fitting a circular saw blade
or a grass cutting blade with more than 4 cut‐
ting edges: Its cutting edges must face in the
same direction as the arrow on the deflector.
► Place the thrust washer (3) on the metal cut‐
ting attachment (4) so that its raised side faces
up.
► Place the rider plate (2) on the thrust washer
(3) so that its closed side faces up.
► Insert the stop pin (7) in the bore as far as
stop and hold it depressed.
► Rotate the metal cutting attachment (4) clock‐
wise until the stop pin (7) engages in position.
The shaft (6) is now blocked.
► Fit the nut (1) counterclockwise and tighten it
down firmly.
► Remove the stop pin (7).
8.5.2 Removing the Metal Cutting Attach‐
ment
► 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 metal cutting attachment clockwise
until the stop pin engages in position.
The shaft is now blocked.
► Unscrew the mounting nut clockwise.
8 Assembling the Trimmer
0458-709-9821-D