Making sapwood cuts
B = Felling cut
C = Hinge
•
Helps control the falling tree
Conventional and open-face technique:
•
•
•
•
•
•
•
•
Do not cut through the hinge -
you could lose control of the
direction of the fall
For medium sized or larger trees
Begin 1 to 2 inches higher than
make cuts at both sides of the trunk,
center of felling notch
at same height as subsequent
Cut horizontalIy towards the felling
felling cut.
notch
!
Warning!
In order to reduce the risk of personal
injury, never stand directly behind the
tree when it is about to fall, since part of
the trunk may split and come back
towards the operator (barber-chairing),
or the tree may jump backwards off the
stump. Always keep to the side of the
falling tree. When the tree starts to fall,
withdraw the bar, shut off the engine and
walk away on the preplanned escape
path. Watch out for falling limbs.
Cut to no more than width of guide
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 soft
wood in summer - it helps prevent
sapwood splintering when the tree
falls.
Drive wedges into the felling cut where
necessary to control the fall.
!
Warning!
If the tip of the bar contacts a wedge,
it may cause kickback. Wedges should
be of wood or plastic – never steel,
which can damage the chain.
20
| Categories | Chainsaw Manuals, STIHL Chainsaw Manuals |
|---|---|
| Tags | STIHL 044 |
| Download File |
|
| Language | English |
| Product Brand | STIHL. Stihl Inc, USA - Corporate phone: (757) 486-9100. International Support Information: http://stihl.com Email: info@stihl.com, Chainsaw |
| Document File Type | |
| Publisher | stihl.com |
| Wikipedia's Page | Stihl |
| Copyright | Attribution Non-commercial |
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