19 Specifications
► Warm up the engine by repeatedly opening
and closing the throttle for about 1 minute.
The engine stops while idling
► Turn the idle speed screw (LA) clockwise until
the engine runs smoothly.
Cutting attachment rotates when engine is idling
► Turn the idle speed screw (LA) counterclock‐
wise until the cutting attachment stops rotat‐
ing.
18.5
Adjusting the Throttle Cable
2
► Press the throttle trigger (1) and keep pressed.
► Turn screw (2) clockwise until resistance is
felt.
► Turn the screw (2) clockwise through another
half-turn.
19 Specifications
19.1
STIHL FR 410, FR 480 brush‐
cutter
FR 410:
– Displacement: 41.6 cm³
– Engine power according to ISO 8893: 2.0
kW (2.7 hp) at 9,000 rpm
– Idle speed : 2,800 rpm
– Max. output shaft speed: 7930 rpm
– Approved spark plugs: NGK CMR6H from
STIHL
– Electrode gap of the spark plug: 0.5 mm
– Dry weight without cutting attachment and
deflector: 10.7 kg
– Length without cutting tool: 2800 mm
– Maximum fuel tank capacity: 750 cm³ (0.75 l)
0458-840-0101-A
FR 480:
– Displacement: 45.6 cm³
– Engine power according to ISO 8893:
– Idle speed : 2,800 rpm
– Max. output shaft speed: 7930 rpm
– Approved spark plugs: NGK CMR6H from
– Electrode gap of the spark plug: 0.5 mm
– Dry weight without cutting attachment and
– Length without cutting tool: 2800 mm
– Maximum fuel tank capacity: 750 cm³ (0.75 l)
19.2
The K-value for the sound pressure levels is
2 dB(A). The K-value for the sound power levels
is 2 dB(A). The K-value for vibration level is
2 m/s².
Using with a mowing head
FR 410:
– Sound pressure level L
– Sound power level L
– Vibration level a
1
FR 480:
– Sound pressure level L
– Sound power level L
– Vibration level a
Using with a metal cutting attachment
FR 410:
– Sound pressure level L
– Sound power level L
– Vibration level a
FR 480:
– Sound pressure level L
2.2 kW (3.0 hp) at 9,500 rpm
STIHL
deflector: 10.5 kg
Sound Values and Vibration
Values
to ISO 22868: 100 dB(A).
w
ISO 22868: 108 dB(A)
measured according to
hv
ISO 22867:
– Control handle: 3.7 m/s².
– Left handle: 3.7 m/s².
to ISO 22868: 100 dB(A).
weq
to ISO 22868: 109 dB(A)
measured according to
hv
ISO 22867:
– Control handle: 3.3 m/s².
– Left handle: 3.5 m/s².
to ISO 22868: 100 dB(A).
w
ISO 22868: 110 dB(A)
measured according to
hv
ISO 22867:
– Control handle: 2.0 m/s².
– Left handle: 2.3 m/s².
to ISO 22868: 99 dB(A).
English
measured according
pA
measured according to
measured according
pA
measured according
measured according
pA
measured according to
measured according
pA
21