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Specifications
Engine
STIHL single cylinder two-stroke engine
Displacement:
54.7 cm
Bore:
46 mm
Stroke:
32.9 mm
Engine power to
2.8 kW (3.8 HP)
ISO 7293:
at 9500 rpm
Idle speed:
2800 rpm
Cut-off speed:
14500 rpm
Maximum permissi-
ble speed with bar
and chain:
13500 rpm
Ignition system
Electronic magneto ignition
(breakerless)
Spark plug
Bosch WSR 6 F,
(suppressed):
NGK BPMR 7 A
Electrode gap:
0.5 mm
Fuel system
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity:
Chain lubrication
Fully automatic, speed-controlled oil
pump with rotary piston
Oil tank capacity:
44
Weight
dry, without bar and chain:
Cutting attachment
Rollomatic guide bars
3
Cutting lengths
(pitch 0.325")
Groove width:
Saw chains 0.325"
Rapid Micro Comfort (26 RMC)
Rapid Micro Comfort 3 (26 RMC3)
Rapid Super Comfort (26 RSC)
Rapid Super Comfort 3 (26 RSC3)
Pitch:
Drive link gauge:
Chain sprockets
7-tooth for 0.325" (spur chain sprocket)
Sound and vibration levels
The idle, full-throttle and nominal
maximum speed are given equal
consideration when calculating sound
and vibration levels.
For further details concerning
compliance with the employers'
0.52 l
Directive on vibration 2002/44/EC, see
www.stihl.com/vib/
Sound pressure level L
ISO 7182
100 dB(A)
0.28 l
Sound power level L
110 dB(A)
5.5 kg
Vibration level a
Left handle:
Right handle:
The K-factor in accordance with
Directive 2006/42/EC is 2.5 dB(A) for
the sound pressure level and sound
32, 37, 40, 45 cm
power level; the K-factor in accordance
1.6 mm
with Directive 2006/42/EC is 2.0 m/s
for the vibration measurement.
REACH
REACH is an EC regulation and stands
for the Registration, Evaluation,
Authorisation and Restriction of
0.325" (8.25 mm)
Chemical substances.
1.6 mm
For information on compliance with the
REACH regulation (EC) No. 1907/2006
see www.stihl.com/reach.
to
peq
to ISO 9207
weq
to ISO 7505
hv,eq
2
2.9 m/s
2
3.4 m/s
2
MS 280 C-Q
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