English / USA
C
D
C
D
Open-face technique
Making sapwood cuts
D = Felling cut
Conventional and open-face technique:
C = felling notch - determines the
:
For medium sized or larger trees
make cuts at both sides of the trunk,
at same height as subsequent
felling cut.
direction of the fall
:
:
:
:
Begin 1 to 2 inches (2,5 to 5 cm)
higher than center of felling notch.
For an open-face cut:
:
Properly place felling notch
perpendicular to the line of fall,
close to the ground.
Cut horizontally towards the felling
:
Cut to no more than width of guide
notch.
bar.
Leave approx.1/10 of diameter
uncut. This is the hinge.
Do not cut through the hinge - you
could lose control of the direction of
the fall.
This is especially important in softwood
in summer - it helps prevent sapwood
splintering when the tree falls.
:
Cut down at approx. 50-degree
angle to a depth of approx.1/5 to
1/4
of the trunk diameter.
:
:
Make second cut from below at
approx. 40 degree angle.
Remove resulting 90-degree piece.
22
MS 650, MS 660
| Categories | Chainsaw Manuals, STIHL Chainsaw Manuals |
|---|---|
| Tags | STIHL MS 650, STIHL MS 660 |
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| Language | English, Español |
| Product Brand | STIHL. Stihl Inc, USA - Corporate phone: (757) 486-9100. International Support Information: http://stihl.com Email: info@stihl.com, Chainsaw |
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| Publisher | stihl.com |
| Wikipedia's Page | Stihl |
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