Stihl MS 661 Instruction Manual

MS 661
English
16
N Start felling cut using plunge-cut
method.
N Enlarge felling cut as far as
hinge (4).
– Do not cut into the hinge.
N Enlarge felling cut as far as
stabilizing strap (5).
– Do not cut into the stabilizing strap.
N Insert a felling wedge (6).
Shout a second warning immediately
before the tree falls.
N Keeping the saw at arm's length, cut
through the stabilizing strap at a
downward angle from outside.
Felling Cut with Holding Strap (Leaner)
A) Small diameter trees
Perform this felling cut when the tree
diameter is smaller than the length of the
guide bar.
N Plunge the guide bar into the trunk
until it emerges at the other side.
N Enlarge the felling cut (E) in
direction of hinge (1).
– Cut horizontally.
– Do not cut into the hinge.
N Enlarge the felling cut in direction of
holding strap (2).
– Cut horizontally.
– Do not cut into the holding strap.
Shout a second warning immediately
before the tree falls.
N Cut through the holding strap at a
downward angle from outside with
outstretched arms.
6.
001BA264 KN
1.
2.
001BA265 KN
001BA266 KN

Stihl MS 661 Specifications

General

Displacement	91.1 cc
Chain Pitch	3/8"
Engine Power	5.4 kW
Fuel Capacity	825 ml
Chain Oil Capacity	360 ml
Guide Bar Lengths	90 cm