10
SPECIFICATIONS
MODELS SRM-230, SRM-230S
Length------------------------------------------------------- 1795 mm (70.7 in.)
Width-------------------------------------------------------- 250 mm (9.84 in.)
Height -------------------------------------------------------250 mm (9.84 in.)
Weight (dry) w/Cutter Head (SRM-230) ---------------- 5.1 kg (11.2 lb.)
Weight (dry) w/Cutter Head (SRM-230S) ---------------4.9 kg (10.8 lb.)
Engine Type ------------------------------------------------Air cooled, two-stroke, single cylinder gasoline engine
Bore---------------------------------------------------------- 32.2 mm (1.27 in.)
Stroke-------------------------------------------------------- 28.0 mm (1.10 in.)
Displacement -----------------------------------------------22.8 cc (1.39 cu. in.)
Exhaust ------------------------------------------------------Spark Arrestor Muffler
Carburetor --------------------------------------------------Zama diaphragm model RB w/purge pump
Ignition System -------------------------------------------- Flywheel magneto, transistor control 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 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------------------------------------------------------------ Power Blend TM Premium Universal 2-Stroke Oil
Fuel Tank Capacity ----------------------------------------0.58 lit. (19.6 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 (SRM -230) ------------------------------------6.35 mm (1/4 in.) flexible shaft
Drive Shaft (SRM-230S) -----------------------------------7 mm (1/4 in.) steel shaft
Gear Case Ratio -------------------------------------------- 1.4:1 Reduction
Rotating Direction ----------------------------------------- Counter Clockwise; viewed from top
Cutter Head ------------------------------------------------- Nylon line head (2-line) with .095 Crossfire™ Line capacity 6 m (20 ft.)
Handle------------------------------------------------------- Front - Loop and right rear handle with rubber grip
Shoulder Harness ------------------------------------------Optional
Idle Speed--------------------------------------------------- 2,400 - 3,200 RPM
Wide Open Throttle Speed (W.O.T.) with
Nylon Line Head ------------------------------------------- 8,500 - 10,500 RPM
Wide Open Throttle Speed (W.O.T.) with Blade ------9,500 - 11,500 RPM