Stihl MSA 160 C Instruction Manual page 17

3.
Set the felling wedge (3)
N
Immediately before felling the tree, give
out a second warning cry of "timber!".
Cut through the safety strip,
N
horizontal level with the backcut,
with arms fully extended
B) Thick trunks
Implement this backcut when the trunk
diameter is greater than the cutting
length of the machine.
MSA 160 C, MSA 200 C
1.
2.
3.
4.
5.
Give a warning cry of "timber!" before
making the backcut.
Engage the bumper spike at the
N
height of the backcut and use this as
the rotation point – reposition the
machine as little as possible
Tip of the guide bar must penetrate
N
the wood before the hinge (1) –
guide machine absolutely
horizontally and swivel as widely as
possible
Make the backcut up to the
N
hinge (2)
Do not cut into the hinge
–
Make the backcut up to the safety
N
strip (3)
Do not cut into the safety strip
–
The backcut must be continued on the
opposite side of the trunk.
Ensure that the second cut is at the
same level as the first cut.
Plunge cut the backcut
N
Make the backcut up to the
N
hinge (4)
Do not cut into the hinge
–
Make the backcut up to the safety
N
strip (5)
Do not cut into the safety strip
–
Set the felling wedge (6)
N
Immediately before felling the tree, give
out a second warning cry of "timber!".
Cut through the safety strip,
N
horizontal level with the backcut,
with arms fully extended
Backcut with holding wood (leaner tree)
A) Thin trunks
Implement this backcut when the trunk
diameter is smaller than the cutting
length of the machine.
English
6.
15