Felling; Basic Information On Felling Cut; Cutting The Felling Notch; Making The Felling Cut - Stihl MSA 161 T Manual De Instrucciones

English
B
2
► Make a relieving cut (1) in the compression side (A) first,
then perform bucking cut (2), offset in direction of trunk, at
the tension side (B).

11.4 Felling

11.4.1 Basic information on felling cut

B
C
A
A Felling notch
The felling notch determines the direction of fall.
B Hinge
The hinge controls the part of the tree being removed as
it drops to the ground. The width of the hinge is 1/10 of
the trunk diameter.
C Felling cut
The tree is felled with the felling cut.
60
1
A
A B C

11.4.2 Cutting the felling notch

The felling notch determines the direction in which the part
of the tree being removed falls. Country-specific standards
for making the felling notch must be observed.
► Position the saw so that the felling notch is at right angles
to the direction of fall.
► Make the horizontal cut.
► Make the angle cut at 45° to the horizontal cut.

11.4.3 Making the felling cut

► Make horizontal felling cut, taking care not to cut through
the hinge.
► Shout a warning.
► Push the part of the tree being removed downward over
the hinge.
The part of the tree to be removed falls.
11 Operating the Saw
90°
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