Stihl FS 311, Instruction Manual, Page: 9 / 40

2.14 Mowing Head with Nylon Line
000BA015 KN
Nylon line achieves a soft cut for edging and
trimming around trees, fence posts, etc. – less
risk of damaging tree bark.
The mowing head comes with an instruction leaf‐
let. Refill the mowing head with nylon line as
described in the instruction leaflet.
WARNING
To reduce the risk of serious injury, never use
wire or metal-reinforced line in place of the nylon
line.
2.15 STIHL DuroCut
Check the wear limit marks!
681BA209 KN
If one of the wear limit marks imbedded in the
baseplate of the DuroCut (exclamation marks)
becomes visible, do not continue using the mow‐
ing head since it may otherwise be damaged.
Replace the worn baseplate.
The mowing head comes with instruction leaflets.
Equip the mowing head only with nylon line as
described in the instruction leaflets.
WARNING
Never use wire in place of the nylon mowing line
– risk of injury.
2.16 STIHL Polycut Mowing Head
with Polymer Blades
For mowing unobstructed edges of meadows
(without posts, fences, trees or similar obsta‐
cles).
Check the wear limit marks!
002BA049 KN
If one of the wear limit marks on the PolyCut
mowing head is worn through (arrow): Do not
continue using the mowing head. Install a new
one. There is otherwise a risk of injury from
thrown parts of the head.
It is important to follow the maintenance instruc‐
tions for the PolyCut mowing head.
The PolyCut can also be equipped with mowing
line in place of the polymer blades.
The mowing head comes with instruction leaflets.
Equip the mowing head with polymers blades or
nylon line as described in the instruction leaflets.
2 Safety Precautions and Working Techniques English
0458-433-0121-B 9