Stihl FS 55 Instruction Manual page 24

1
Mounting the Mowing Head
Keep instruction sheet for mowing head
in a safe place.
:
Screw the
STIHL SuperCut 20-2,
STIHL AutoCut 21-2, 25-2
STIHL TrimCut 30-2,
STIHL PolyCut 20-3
counterclockwise onto the shaft (1)
as far as stop.
:
Block the output shaft.
:
Tighten down the mowing head.
Remove the tool used to block the
shaft.
FS 55
5
4
3
1
STIHL FixCut 25-2
:
Place the mowing head on the
thrust plate (2).
Collar (arrow) must locate in the
mowing head's mounting hole
:
Push the thrust washer (3) over the
shaft (1) so that it locates against
the base.
:
Block the output shaft.
:
Screw the mounting nut (4) with the
combination wrench (5)
counterclockwise on to the output
shaft and tighten down firmly.
Remove the tool used to block the
shaft.
Removing the Mowing Head
: Block the output shaft.
STIHL SuperCut 20-2,
STIHL AutoCut 21-2,
STIHL AutoCut 25-2,
STIHL TrimCut 30-2,
STIHL PolyCut 20-3
:
Unscrew the mowing head
clockwise.
STIHL FixCut 25-2
2
:
Use the combination wrench to
unscrew the mounting nut clockwise
from the output shaft
If the mounting nut is too loose, fit a
new one
Adjusting Nylon Line
STIHL SuperCut
Fresh line is advanced automatically if
remaining line is still min. 2 1/2" (6 cm)
long. The blade on the deflector trims
overlong line to the correct length.
English / USA
23