Makita EM4340L, EM4341 instruction manual Technical Data, Walbro WYJ, NGK CMR6A

TECHNICAL DATA

				EM4340L			EM4340	EM4341
Model
				U handle			U handle	J handle
Dimensions : length x width x height (without cutting blade)			mm	1810 x 620 x 550			1810 x 620 x 450	1810 x 340 x 280
Mass (without plastic guard and cutting blade)			kg	7.6			6.9	6.9
Volume (fuel tank)			L			0.65
Cutting attachments (cutter blade dia.)			mm			255 (Refer to the text P.12)
Engine displacement			cm3			33.5
Maximum engine performance			kw				1.07 at 7000 min-1
Maximum rotational frequency of the spindle			min-1			6850
Engine speed at recommended max. spindle						10000
rotational frequency			min-1
Fuel consumption at max. engine performance			kg/h			0.458
Specific fuel consumption at max. engine performance			g/kwh			426
Engine speed at idling			min-1			3000
Clutch engagement speed			min-1			4100
Carburetor (Diaphragm - carburetor)			type				WALBRO WYJ
Ignition system			type				Solid state ignition
Spark plug			type				NGK CMR6A
Electrode gap			mm			0.7 - 0.8
	Right handle	Idling	m/s2	2.79			2.67	3.29
	(Rear grip)	Racing or W.O.T	m/s2	2.27			6.70	14.70
Vibration per
ISO 79161)		Idling	2	3.06			2.72	4.05
	Left handle		m/s
	(Front grip)	Racing or W.O.T	m/s2	2.19			5.98	13.95
Sound pressure level average to ISO 79171)			dB			91.2		97.0
Sound power level average to ISO 108841)			dB		103.6			111.2
Fuel							Automobile gasoline
Engine oil					SAE 10W-30 oil API Classification
				Class SF or higher (4-stroke engine for automobile)
Gear ratio						13/19

1) The data is prepared taking equally into account the idling and racing or wide-open throttle speed operating modes.

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