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Professional 71cc chainsaw built for highly demanding conditions
A true professional saw in the larger mid-size class, built for very demanding applications. Equipped with X-TORQ engine with reduced fuel consumption and exhaust emissions. The crankcase and crankshaft are extra heavy-duty and the carburetor has vibration damping in order to handle high speeds and high loads. The saw combines low weight, high power and rapid acceleration with flexible operation.
Engine | |
Chain speed at max power | 74.5 fts |
---|---|
Cylinder displacement | 70.7 cm³ |
Output shaft power1 | 5.5 hp |
Torque, max. | 3.8 Nm |
Torque, max. at rpm | 6,600 rpm |
Clutch engagement speed (±120) | 3,900 rpm |
Electrode gap | 0 in |
Idling speed | 2,700 rpm |
Ignition module air gap | 0 in |
Maximum power speed | 10,200 rpm |
Oil pump capacity, max | 20 ml/min |
Oil pump capacity, min | 4 ml/min |
Oil pump type | Automatic |
Spark Plug | Champion RCJ7Y, NGK BPMR7A |
Equipment | |
Recommended bar length, min | 16 in |
Pitch | 3/8" |
Recommended bar length, max | 28 in |
Chain type | H42 |
Bar length (inch) | 20 in |
Sprocket type | Rim 7 |
Gauge | .058" |
Dimensions | |
Weight (excl. cutting equipment) | 14.6 lbs |
Sound and noise | |
Sound pressure level at operators ear | 110 dB(A) |
Sound power level, guaranteed (LWA) | 119 dB(A) |
Sound power level, measured | 118 dB(A) |
Vibration | |
Equivalent vibration level (ahv, eq) rear handle | 8 m/s² |
Equivalent vibration level (ahv, eq) front handle | 5.7 m/s² |
Lubricant | |
Oil tank volume | 0.89 US pint |
Lubricant type (Engine) | Husqvarna 2 stroke or equiv. at 50:1 |
Emission | |
Exhaust emissions (CO₂ EU V)2 | 742 g/kWh |