Specifications, Srm-280u specifications – Echo SRM-280U Serial S75012010176 - S75012999999 User Manual
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© 02/2014 ECHO Inc.
SRM-280U
SPECIFICATIONS
SPECIFICATIONS
MODEL
SRM-280U
Length
1805 mm (71.1 in.)
Width
700 mm (27.5 in.)
Height
515 mm (20.3 in.)
Weight (dry) w/Cutter Head
6.38 kg (14.1lb.)
Engine Type
Air cooled, two-stroke, single cylinder gasoline engine
Bore
34.0 mm (1.34 in.)
Stroke
31.0 mm (1.22 in.)
Displacement
28.1 cc (1.71 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
0.61 lit. (20.6 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
6.35 mm (1/4 in.) flexible shaft
Gear Case Ratio
1.4:1 Reduction
Rotating Direction
Counter Clockwise; viewed from top
Cutter Head
Speed Feed® Nylon line head (2-line) with .095 Crossfire
TM
Line capacity 6m (20 ft.)
Handle
U-Handle
Shoulder Harness
Standard
Idle Speed
2,800 RPM
Clutch Engagement Speed
3,900 RPM
Wide Open Throttle Speed (W.O.T.)
11,000 RPM