Echo SRM-2305 Operator's Manual

Also see for SRM-2305: Operator's manual

63 SRM-2305/2305SIENGLISHDEUTSCHITALIANOSRM-2305 SRM-2305SIL U L UMass :unit without cutting attachment, empty tank kg 5.2 5.6 5.4 5.8unit with specified cutting attachment, empty tank kg 5.6 6.0 5.8 6.2unit with specified cutting attachment, full tank kg 5.9 6.3 6.1 6.5Volume : fuel tank L 0.4Cutting attachment :nylon line head F-4/10 - F-4/10 -line diameter 3.0 - 3.0 -line length m 2 × 1 line - 2 × 1 line -thread Left-handed M10 × 1.25 Left-handed M10 × 1.25specified blade diameter mm - 230 - 230specified blade thickness mm - 2.0 - 2.0number of cutting teeth - 3 - 3blade centre hole diameter mm - 25.4 - 25.4blade rotational speed at maximum allowableengine speed r/min - 10,000 - 10,000Gear ratio : gear ratio and lubrication 1.36 reduction and good quality lithium greaseRotational direction of output shaft seenfrom above : AnticlockwiseExternal dimensions :length mm 1,755 1,760 1,785 1,790width mm 355 690 355 690height mm 340 455 340 455Engine :type Air cooled two stroke single cylinderengine displacement mL(cm3) 21.2maximum shaft brake power, measured inaccordance with ISO 8893 kW 0.57engine speed at maximum engine power r/min 7,500recommended maximum engine speed r/min 10,000output shaft speed r/min -recommended engine idling speed r/min 3,000engine speed at beginning of clutch engagement r/min 3,700carburettor Diaphragm typeignition Flywheel magneto - CDI systemspark plug NGK BPMR7Astarter Recoil starter STARTclutch Automatic centrifugal clutchFuel : Regular grade petrol. Minimum 89 Octaneunleaded petrol is recommended. Do not use fuelcontaining methyl alcohol or more than 10 % ofethyl alcohol.oil Two stroke, air-cooled engine oil. 50 : 1 for ISO-L-EGD Standard (ISO/CD 13738), JASO FC gradeand ECHO Premium 50 : 1 oil.ratio 50 : 1 (2 %)fuel consumption at maximum engine power L/h 0.56specific fuel consumption at maximumengine power g/(kW•h) 737Sound pressure level : (EN 27917) LpAav = dB(A) 100 92 100 92Guaranteed sound power level :(2000/14/EC) LWA = dB(A) 110 108 110 107Vibration levels : (ISO 7916)idling m/s2 5.4 4.0 3.8 3.2racing m/s2 8.3 7.1 10.6 5.7GB SPECIFICATIONSSpecifications, descriptions and illustrative material inthis literature are as accurate as known at the time ofpublication, but are subject to change without notice.Illustrations may include optional equipment andaccessories, and may not include all standardequipment.