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GRASS TRIMMER/BRUSH CUTTER
OPERATOR'S MANUAL
11
SPECIFICATIONS
* Install and use U-Handle when operating any model with blade.
MODEL ---------------------------------------------------------- SRM-340
Length ------------------------------------------------------------ 1835 mm (72.2 in.)
Width------------------------------------------------------------- 330 mm (13.0 in.)
Height ------------------------------------------------------------ 260 mm (10.2 in.)
Weight (dry) w/Cutter Head ----------------------------------- 7.3 kg (16.1 lb.)
Engine Type ----------------------------------------------------- Air cooled, two-stroke, single cylinder gasoline engine
Bore --------------------------------------------------------------- 38.0 mm (1.50 in.)
Stroke------------------------------------------------------------- 30.0mm (1.18 in.)
Displacement ---------------------------------------------------- 34.0 cc (2.08 cu. in.)
Exhaust ----------------------------------------------------------- Spark Arrestor Muffler
Carburetor ------------------------------------------------------- Walbro diaphragm model WT w/purge
Ignition System ------------------------------------------------- Flywheel magneto, capacitor discharge
Spark Plug ------------------------------------------------------- NGK BPM-7A, (Gap 0.65 mm (0.026 in.)
Fuel --------------------------------------------------------------- Mixed (Gasoline and Two-stroke Oil)
Fuel/Oil Ratio ---------------------------------------------------- 50:1 ECHO High Performance, two-stroke air cooled engine oil
Gasoline ---------------------------------------------------------- 89 Octane unleaded. DO NOT use fuel containing methyl
alcohol, more than 10% ethyl alcohol or 15% MTBE.
Oil ----------------------------------------------------------------- 50:1 ECHO High Performance, two-stroke air cooled engine oil
Fuel Tank Capacity --------------------------------------------- 0.8 lit. (27.1 US fl. oz.)
Starter System --------------------------------------------------- Automatic Recoil Starter
Clutch ------------------------------------------------------------ Centrifugal Type
Drive Shaft ------------------------------------------------------- 8mm Spline Steel Shaft
Rotating Direction ---------------------------------------------- Counter Clockwise viewed from top
Cutter Head ------------------------------------------------------ Nylon line head (2-line)
Handles* --------------------------------------------------------- Front-Loop, Right Grip Standard
U-Handle --------------------------------------------------------- Optional
Shoulder Harness ----------------------------------------------- Standard
Idle Speed-------------------------------------------------------- 2500 - 3300 RPM
Wide Open Throttle Speed (W.O.T.)
with Nylon Line Head ------------------------------------------ 9000 - 11,000 RPM
Wide Open Throttle Speed (W.O.T.) with Blade ------------ 9500 - 11,000 RPM