Method of operation
– Only use in good light and visibility. During the winter season beware of
slippery or wet areas, ice and snow (risk of slipping). Always ensure a safe
footing.
– Never cut above waist height.
– Never stand on a ladder.
– Never climb up into trees to perform cutting operation.
– Never work on unstable surfaces.
– Remove sand, stones, nails etc. found within the working range.
Foreign particles may damage the cutting tool and can cause dangerous
kick-backs.
– Before commencing cutting, the cutting tool must have reached full working
speed.
– When using metal blades, swing the tool evenly in half-circle from right to left,
like using a scythe.
If grass or branches get caught between the cutting tool and guard, always
stop the engine before cleaning. Otherwise unintentional blade rotation may
– Take a rest to prevent loss of control caused by fatigue. We recommend to
take a 10 to 20-minute rest every hour.
Cutting Tools
–
Nylon cutting heads (string trimmer heads) are suitable for trimming lawn
grass.
Metal blades are suitable for cutting weeds, high grasses, bushes, shrubs,
underwood, thicket, and the like.
– When using metal blades, avoid "kickback" and always prepare for an
accidental kickback. See the section "Kickback" and "Kickback prevention."
Kickback (blade thrust)
– Kickback (blade thrust) is a sudden reaction to a caught or bound cutting
blade. Once it occurs, the equipment is thrown sideway or toward the
– Kickback occurs particularly when applying the blade segment between 12
and 2 o'clock to solids, bushes and trees with 3 cm or larger diameter.
– To avoid kickback:
Apply the segment between 8 and 11 o'clock;
Never apply the segment between 12 and 2 o'clock;
Never apply the segment between 11 and 12 o'clock and between 2 and
5 o'clock, unless the operator is well trained and experienced and does it at
his/her own risk;
Never use cutting blades close to solids, such as fences, walls, tree trunks
and stones;
Never use cutting blades vertically, for such operations as edging and
trimming hedges.
Vibration
– People with poor circulation who are exposed to excessive vibration may
asleep" (numbness), tingling, pain, stabbing sensation, alteration of skin color
or of the skin. If any of these symptoms occur, see a physician!
–
operation and well maintain the equipment and accessories.
Maintenance instructions
–
only genuine replacement parts. Incorrect repair and poor maintenance can
shorten the life of the equipment and increase the risk of accidents.
– The condition of the cutter, in particular of the cutting tool of the protective
devices and also of the shoulder harness must be checked before
commencing work. Particular attention is to be paid to the cutting blades
which must be correctly sharpened.
– Turn off the engine and remove spark plug connector when replacing or
sharpening cutting tools, and also when cleaning the cutter or cutting tool.
7
Caution:
Kickback
Diagrammatic
Diagrammatic