Makita EK8100 Operator's And Safety Manual

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11Technical dataDisplacement cu in (cm3 ) 4.5 (73) 4.5 (73)Bore in (mm) 1.97 (50) 1.97 (50)Stroke in (mm) 1.46 (37) 1.46 (37)Max. power hp (kW) /1/min 5.1 (3.8) / 9.150 5.1 (3.8) / 9.150Max. torque Nm 4.3 4.3Idling speed 1/min 2,500 2,500Clutch engagement speed 1/min 3,800 3,800Engine speed limitation 1/min 9,400 ± 145 9,400 ± 145Max. spindle speed 1/min 4,300 4,300Sound pressure level at the operators ear dB(A) 100 100Sound pressure level at the bystander’s position (50 ft) dB(A) 79 79Vibration acceleration ah,w per ANSI.175.4- Tubular handle (rated speed) m/s 2 9.3 9.3- Rear handle (rated speed) m/s 2 5.2 5.2Carburetor (diaphragm carburetor) Type WALBRO WJ-131Ignition system (with speed limitation) Type electronicSpark plug Type NGK BPMR 7A / BOSCH WSR 6F / CHAMPION RCJ 6YElectrode gap in (mm) .020 (0.5) .020 (0.5)Fuel consumption at max. load per ISO 8893 kg/h 1.7 1.7Specific consumption at max. load per ISO 8893 g/kWh 450 450Fuel tank capacity fl oz (l) 37 (1.1) 37 (1.1)Mixture ratio (fuel/two-stroke oil)- when using MAKITA Synthetic oil 50:1 50:1- when using other synthetic oil (quality grade JASO FC or ISO EGD) 50:1 50:1Cutting disc for 80 m/sec. 2) in 12" / 0.8" / 0.2" 3) 14" / 0.8" / 0.2" 3)Cutting disc for 80 m/sec. 2) 4) in 14" / 1" / 0.2" 3)Arbor diameter in 0.8" 0.8" / 1.0" 5)Overall weight (tanks empty, without cutting disc) lb 21.56 22.00EK7300 EK73012) Circumference speed at max. engine speed3) Outside diameter / arbor hole / maximum permissible thickness of the composite wheels.4) Country-specific5) HDDisplacement cu in (cm3 ) 4.9 (81)Bore in (mm) 2.05 (52)Stroke in (mm) 1.49 (38)Max. power / operating speed hp (kW) /1/min 5.6 (4.2) / 9.150Max. torque Nm 5.0Idling speed 1/min 2.500Clutch engagement speed 1/min 3.800Engine speed limitation 1/min 9.350 ± 145Max. spindle speed 1/min 3.820Sound pressure level at the operators ear dB(A) 100Sound pressure level at the bystander’s position (50 ft) dB(A) 79Vibration acceleration ah,w per ANSI.175.4- Tubular handle (rated speed) m/s2 9.3- Rear handle (rated speed) m/s2 5.2Carburetor (diaphragm carburetor) Type WALBRO WJ-131Ignition system (with speed limitation) Type electronicSpark plug Type NGK BPMR 7A / BOSCH WSR 6F / CHAMPION RCJ 6YElectrode gap in (mm) .020 (0,5)Fuel consumption at max. load per ISO 8893 kg/h 1.85Specific consumption at max. load per ISO 8893 g/kWh 450Fuel tank capacity fl oz (l) 37 (1.1)Mixture ratio (fuel/two-stroke oil)- when using MAKITA Synthetic oil 50:1- when using other oils (quality grade: JASO FC or ISO EGD) 50:1Cutting disc for 80 m/sec. 2) in 16" / 0.8" / 0.2" 3)Cutting disc for 80 m/sec. 2) 4) in 16" / 1.0" / 0.2" 3)Arbor diameter in 0.8" / 1.0" 5)Overall weight (tanks empty, without cutting disc) lb 23.37EK8100