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SRM-266/S
SPECIFICATIONS
© 3/2013 ECHO Inc.
X7502026002
31
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