Stihl MSA 120 C Instruction Manual page 55

12 Operating the Saw
► Plunge the guide bar into the felling cut until it
is visible at the other side of the trunk,
12.4.5.
► Apply the spiked bumper behind the hinge and
use it as a pivot.
► Enlarge felling cut in direction of hinge.
► Enlarge felling cut in direction of stabilizing
strap.
► Insert a felling wedge. The felling wedge must
match the tree diameter and the width of the
felling cut.
► Shout a warning.
► With outstretched arms, cut through the stabi‐
lizing strap horizontally from outside at the
same level as the felling cut.
The tree falls.
12.4.8 Felling normal, large diameter tree
A normal tree is felled with a felling cut and stabi‐
lizing strap. This felling cut must be performed if
the tree diameter is greater than the guide bar's
length.
► Shout a warning.
1
2
3
► Apply the spiked bumper at the same height
as the felling cut and use it as a pivot.
0458-716-9821-E
► Hold the saw horizontally and swing it into the
felling cut as far as possible.
1.
► Enlarge felling cut in direction of hinge.
2.
► Enlarge felling cut in direction of stabilizing
strap.
► Move to the other side of the tree.
► Plunge the guide bar into the felling cut at the
same height.
► Enlarge felling cut in direction of hinge.
► Enlarge felling cut in direction of stabilizing
strap.
3
► Insert a felling wedge. The felling wedge must
match the tree diameter and the width of the
felling cut.
► Shout a warning.
► With outstretched arms, cut through the stabi‐
lizing strap horizontally from outside at the
same level as the felling cut.
The tree falls.
12.4.9
A leaner is felled with a felling cut and holding
strap. This felling cut must be performed if the
tree diameter is less than the guide bar's length.
► Shout a warning.
4
5
► Plunge the guide bar into the felling cut until it
is visible at the other side of the trunk,
12.4.5.
► Enlarge felling cut in direction of hinge.
► Enlarge felling cut in direction of holding strap.
Felling a small diameter leaner
English
6
1.
2.
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