23SpecificationsModelMass: Unit without fuel, cutting attachment and guard(ISO11806) kg 4.1 4.1Volume: Fuel tank L 0.44Cutting attachment:Nylon line headLine diameterLine lengthThreadmmm3.02 × 1 lineRight-handed 3/8 × 24UNFGear ratio: Gear ratio and lubrication No reduction and good quality lithium greaseRotational direction of output shaft seen from above: ClockwiseExternal dimensions: Length × Width × Height mm 1465 × 315 × 570 1465 × 315 × 570Engine:TypeEngine displacementMaximum shaft brake power,measured in accordance with ISO 8893Engine speed at maximum engine powerRecommended maximum engine speedwith standard attachment installedRecommended engine idling speedCarburettorIgnitionSpark plugmL (cm 3)kWr/minr/minr/minAir cooled two stroke single cylinder21.20.67650070003000Diaphragm typeFlywheel magneto, CDI systemNGK BPMR7AStarter Recoil starter " " START (See page 2)Clutch Automatic centrifugal clutchFuel: Regular grade petrol.Minimum 89 Octane unleaded petrol is recommended.Do not use fuel containing methyl alcohol or more than10 % of ethyl alcohol.OilRatioTwo stroke, air-cooled engine oil.50 : 1 (2 %) for ISO-L-EGD Standard (ISO/CD13738),JASO FC, FD grade and ECHO Premium 50 : 1 oil or25 : 1 (4 %) for JASO FB grade oil.Fuel consumption at maximum engine powerSpecific fuel consumption at maximum engine powerL/hg/(kW•h)0.62685Sound pressure level: (ISO 22868) Lp Aeq = dB(A) 91.8Sound power level: (ISO 22868) LWAeq = dB(A) 102Vibration: (ISO 22867)Right handleleft handlem/s 2m/s 25.16.75.55.7