Echo specifications Specifications, Model, HC-15520, HC-15524

SPECIFICATIONS		HC-155
SPECIFICATIONS
MODEL	HC-155 (20)	HC-155 (24)
Length	1052 mm (41.4 in.)	1154 mm (45.4 in.)
Width	272 mm (10.7 in.)
Height	201 mm (7.9 in.)
Weight (dry)	5.2 kg (11.5 lb.)
Engine Type	Air cooled, two-stroke, single cylinder gasoline engine
Bore	32.2 mm (1.27 in.)
Stroke	26.0 mm (1.02 in.)
Displacement	21.2 cc (1.29 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 XTM 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 XTM Premium Universal 2-Stroke Oil
Fuel Tank Capacity	0.5 lit. (16.9 US fl. oz.)
Starter System	Automatic Rrecoil Starter
Clutch	Centrifugal Type
Gear Case Ratio	5.88:1
Cutter	Double Reciprocating Blade, Double Edge
Length	516mm (20.3 in.)	621mm (24.4 in.)
Pitch	35 mm (1.38 in.)
Height	20.4mm (0.80 in.)
Maximum Diameter Cut
Soft Material	25.4 mm (1 in.)
Woody Material	13 mm (1/2 in.)
Idle Speed	3,300 RPM
Clutch Engagement Speed	4,900 RPM
Wide Open Throttle Speed (W.O.T.)	11,250 RPM

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