Conventional Cut; Open-Face Technique; Making Sapwood Cuts - Stihl 036 QS Instruction Manual

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$ = felling notch - determines the
direction of the fall
For a conventional cut:
•
Properly place felling notch
perpendicular to the Iine of fall,
close to the ground
•
Cut down at app.45-degree angle
to a depth of about 1/5 to 1/4 of the
trunk diameter
•
Make second cut horizontal
•
Remove resulting 45-degree piece
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$ = felling notch - determines the
direction of the fall
For an open-face cut:
•
Properly place felling notch
perpendicular to the Iine of falI,
close to the ground
•
Cut down at app.50-degree angle
to a depth of app. 1 / to
5
trunk diameter
•
Make second cut from below at
app. 40 degree angle
•
Remove resulting 90-degree piece
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•
For medium sized or larger trees
make cuts at both sides of the trunk,
•
at same height as subsequent
felling cut.
•
Cut to no more than width of guide
bar
This is especially important in soft
wood in summer- it helps prevent
1 / of the sapwood splintering when the tree
4
falls.