Echo ES-255 - Manual (Page 31)

ES-255 SPECIFICATIONS
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© 07/2013 ECHO Inc.
SPECIFICATIONS
MODEL ES-255
Length 340 mm (13.4 in.) ( w/o pipes)
Width 260 mm (10.2 in.)
Height 350 mm (13.8 in.)
Weight (dry) 4.4 kg (9.7 lb.)
Engine Type Air cooled, two-stroke, single cylinder gasoline engine
Bore 34.0 mm (1.34 in.)
Stroke 28.0 mm (1.1 in.)
Displacement 25.4 cc (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 0.47 lit. (15.9 US fl. oz.)
Starter System Automatic Rrecoil Starter, centrifugal type
Idle Speed 3,000 RPM
Wide Open Throttle Speed (W.O.T.) 7,200 RPM
Average Air Speed w/pipes (MPH) 70.19 m/sec (157 mph)
Maximum Air Speed w/pipes (MPH) 85.38 m/sec (191 mph)
Air Volume 10.02 m3/min. (354 cu. ft./min.)
Sound Level at 50 ft. dB(A) scale per
ANSI B175.265 dB(A) 69 dB(A)