Echo SRM-266S - Manual (Page 31)

SRM-266/S SPECIFICATIONS
© 3/2013 ECHO Inc.
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SPECIFICATIONS
MODEL SRM-266, SRM-266S
Length w/o cutter head 1810 mm (71.3 in.)
Width 250 mm (9.85 in.)
Height 340 mm (13.4 in.)
Weight (dry) w/o cutter head (SRM-266) 5.56 kg (12.3 lb.)
Weight (dry) w/o cutter head (SRM-266S) 5.49 kg (12.1 lb.)
Engine Type Air cooled, two-stroke, single cylinder gasoline engine
Bore 34.0 mm (1.34 in.)
Stroke 28.0 mm (1.10 in.)
Displacement 25.4cc (1.55 cu. in.)
Exhaust Spark arrestor muffler or spark arrestor muffler with catalyst
Carburetor Diaphragm w/purge pump
Ignition System Flywheel magneto, capacitor discharge ignition type
Spark Plug NGK BPM-8Y (Gap 0.65 mm (0.026 in.)
Fuel Mixed (Gasoline and Two-stroke Oil)
Fuel/Oil Ratio
50 : 1 Power Blend X TM ISO-L-EGD (ISO/CD 13738) and J.A.S.O. M345- FD,
two-stroke, air-cooled engine oil.
Gasoline
Use 89 Octane unleaded. Do not use fuel containing methyl alcohol, more than 10%
ethyl alcohol or 15% MTBE. Do not use alternative fuels such as E-15 or E-85.
Oil Power Blend X TM Premium Universal 2-Stroke Oil
Fuel Tank Capacity 0.50 lit. (16.9 US fl. oz.)
Starter System Automatic Rewind Starter
Clutch Centrifugal Type
Vibration Isolated System Rubber cushion on engine mount (heavy duty). Rubber grip on front handle.
Operating Rod 25.0 mm aluminum Tube
Drive Shaft SRM-266) 6.35 mm (1/4 in.) flexible shaft
Drive Shaft (SRM-266S) 7.0 mm hollow shaft
Gear Case Ratio 1:4
Rotating Direction Counter Clockwise; viewed from top
Cutter Head Speed Feed® 450 LH Nylon line head, Line capacity 6 m (20 ft.)
Handle Front - loop, Rear handle (w/o rubber)
Shoulder Harness Optional
Idle Speed 2,900 RPM
Clutch Engagement Speed 3,900 RPM
Wide Open Throttle Speed (W.O.T.) 9,500 RPM