Felling - Stihl MSA 160 C Instruction Manual

English
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► If the limb is under tension: Make the relieving cut (1) at
the compression side and then perform bucking cut (2)
from the tension side.

11.4 Felling

11.4.1 Determining direction of fall and escape path
► Determine direction of fall so that the area in which the
tree falls is clear.
► Observe the following points when planning escape path
(B):
– Escape path (B) at an angle of 45° to direction of fall (A).
– No obstacles on the escape path (B).
– The top of the tree can be observed.
– If the escape path (B) is on a slope, it must be parallel
to the slope.
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11.4.2 Preparing work area at base of tree
► Remove obstacles from work area at tree base.
► Remove growth from tree base.
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► If the tree has large, healthy buttress roots: Make vertical
cut first and then a horizontal cut, and remove the
resulting piece.
11.4.3 Basic information on felling cut
C Felling notch
The felling notch determines the direction of fall.
D Hinge
The hinge helps control the falling tree. The width of the
hinge is 1/10 of the trunk diameter.
E Felling cut
The tree is felled with the felling cut.
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11 Operating the Saw
C E
D
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