Stihl FS 120 Notice D'emploi page 45

English
A
3
B
Grass Cutting blade 230-2
:
Resharpen when all cutting edges
(3) on both sides of the blade are
dull: This ensures balanced wear.
:
Maintain a sharpening angle of 30°
(A) on the cutting edge (3).
:
File back the cutting edge parallel to
the lines (B).
44
A
3
3
B
Grass cutting blade 230-4
:
Resharpen when all cutting edges
(3) on both sides of the blade are
dull: This ensures balanced wear.
:
Maintain a sharpening angle of 30°
(A) on the cutting edge (3).
:
File back the cutting edge parallel to
the lines (B).
A
D
3
B
R2
R1
3
C
Grass cutting blade 230-8
:
Resharpen when the tips of the
cutting edges (3) have worn down to
about 1 mm (A).
Measurements and angles for
resharpening
:
Leave clearance of 2 mm (B)
between cutting edge and parent
blade – R1 should be 2 mm. Radius
R2 is 2.5 mm and is obtained
automatically if you use the
specified file – see "Special
Accessories" – and maintain a filing
angle of 30° (C).
:
Sharpen cutting edge as shown by
the lines (D) in the illustration.
FS 120, FS 200, FS 250