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Trimmers & Brushcutters
Specifications
| MODEL | SRM-3020 |
|---|---|
| Length (w/o cutter head) | 1,808 mm (71.2 in.) |
| Width | 306 mm (12.0 in.) |
| Height | 344 mm (13.5 in.) |
| Weight (dry, w/o cutter head) | 5.5 kg (12.1 lb.) |
Engine:
| Type | Air-cooled, two-stroke, single-cylinder gasoline engine |
|---|---|
| Bore | 36 mm (1.42 in.) |
| Stroke | 30 mm (1.18 in.) |
| Displacement | 30.5 cc (1.86 in³) |
| Exhaust | Spark arrestor muffler or spark arrestor muffler with catalyst |
Fuel & Ignition:
| Carburetor | Diaphragm with purge pump |
|---|---|
| Ignition System | Flywheel magneto, capacitor discharge |
| Spark Plug | NGK CMR7H, Gap 0.6 mm (0.026 in.) |
| Fuel | Mixed gasoline & two-stroke oil |
| Gasoline/Oil Ratio | 50:1 |
| Gasoline | 89 Octane unleaded, no E20 or E85 |
| Oil | ISO-L-EGD, J.A.S.O. M345-FD |
| Fuel Tank Capacity | 0.71 L (24.0 US fl. oz.) |
Drivetrain:
| Starter System | Automatic rewind starter |
|---|---|
| Clutch | Centrifugal type |
| Vibration Reduction | Rubber cushion on engine mount, rubber grip on front handle |
| Operating Rod | 25.0 mm (1.0 in.) aluminum tube |
| Drive Shaft | 6.15 mm (0.25 in.) flexible shaft |
| Gear Case Ratio | 1.62:1 |
| Rotating Direction | Counterclockwise (viewed from top) |
Cutter Head:
| Type | Speed Feed® 450 LH nylon line head, line capacity 7.6 m (25 ft.) or Speed Feed® 500 LH nylon line head, line capacity 8.2 m (27 ft.) |
|---|
Handle:
| Front | D-loop type with rubber anti-vibration grip |
|---|---|
| Rear | Rubber anti-vibration grip |
Extras:
| Shoulder Harness | Optional |
|---|
Engine Speeds:
| Idle Speed | 2,900 RPM |
|---|---|
| Clutch Engagement Speed | 3,700 RPM |
| Wide Open Throttle Speed (W.O.T.) | 10,200 RPM |