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TECHNICAL DATA
Vibration levels
Equivalent sound pressure level
as per ISO 7505 max. output speed,
unloaded engine.
Left (shaft) idling/max. output speed, m/s
2
1,0/1,9
Right (throttle handle) idling/max.
output speed, m/s
2
1,0/2,1
Technical data
Engine
Cylinder capacity, cm
3
48,7
Cylinder bore, mm 44,0
Stroke, mm 32,0
Idling speed, rpm 2 500
Recommended race speed, rpm 11 500
Max. engine output, acc. to. ISO 8893 2,1 kW/9 500 rpm
Hydraulic transmission
Hydraulic motor, capacity, cm
3
/rev 1,4
Hydraulic pump, capacity, cm
3
/rev 1,2
Working pressure, high pressure hose, bar 130
Flow, l/min 2–13
Ignition system
Manuafacturer/type of ignition system Electrolux, ET
Spark plug Champion RCJ 7Y
Electrode gap, mm 0,5
Fuel/oil system
Manufacturer/type of carburettor Walbro HDA 86
Volume, fuel tank, litre 0,90
Volume, hydraulic oil tank, litre 1,30
Type of chain lubrication Automatic
Weight
Engine unit without cutting equip., kg 7,0
Shaft with cutting equipment, kg
2 m 2,2
3 m 2,4
4 m 2,9
6 m 4,0
Noise levels
Equivalent noise level at ear level,
with a balance between idling/max.
output speed, unloaded engine of 50 %/
50 % , Lp
balanced,
dB(A) 94
Equivalent noise level at a balance
between idling /max. output speed,
unloaded engine of 50 % / 50 %
Lw
balanced,
dB(A) 108