Echo HC-185 - Manual (Page 27)

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MODEL ---------------------------------------------------- HC-165, HC-185
Length (HC-165) ------------------------------------------- 1158 mm (45.59 in.)
Length (HC-185) ------------------------------------------- 1263 mm (49.72 in.)
Width -------------------------------------------------------- 275 mm (10.83 in.)
Height ------------------------------------------------------- 203 mm (7.99 in.)
Weight, dry (HC-165) ------------------------------------- 5.5 kg (12.13 lb.)
Weight, dry (HC-185) ------------------------------------- 5.7 kg (12.57 lb.)
Type of Engine --------------------------------------------- Air cooled, two-stroke, single cylinder, gasoline engine
Displacement ----------------------------------------------- 21.2 cc (1.29 cu.in.)
Bore ---------------------------------------------------------- 32.2 mm (1.27 in.)
Stroke -------------------------------------------------------- 26.0 mm (1.02 in.)
Exhaust System -------------------------------------------- Spark arrestor muffler or spark arrestor muffler with catalyst
Carburetor--------------------------------------------------- Zama w/purge pump
Ignition System -------------------------------------------- Flywheel Magneto, Capacitor discharge ignition
Spark Plug -------------------------------------------------- BPM-8Y (Gap 0.65 mm (0.026 in.))
Fuel ---------------------------------------------------------- Mixed Fuel - gasoline and oil
Fuel/Oil Ratio ---------------------------------------------- 50 : 1 Power Blend X™ 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 ---------------------------------------- 0.5 lit. (16.9 fl. oz)
Starter System ---------------------------------------------- Automatic Recoil Starter
Clutch-------------------------------------------------------- Centrifugal Type
Gear Case Ratio -------------------------------------------- 5.75:1
Cutter ------------------------------------------------------- Double Reciprocating Blade, Double Edge
Length
From guard to tip (HC-165) -------------------------- 680 mm (26.77 in.)
Effective tooth to tooth (HC-165) ------------------- 623 mm (24.53 in.)
From guard to tip (HC-185) -------------------------- 785 mm (30.91 in.)
Effective tooth to tooth (HC-185) ------------------- 728 mm (28.66 in.)
Pitch -------------------------------------------------------- 35 mm (1.38 in.)
Height ------------------------------------------------------ 21 mm (0.83 in.)
Maximum Diameter Cut
Soft Material ---------------------------------------------- 25.4 mm (1 in.)
Woody Material ------------------------------------------- 13 mm (1/2 in.)
Idle Speed (RPM) ------------------------------------------ 3,300
Clutch Engagement Speed (RPM) ----------------------- 5,100
Wide Open Throttle (RPM) ------------------------------ 11,250