SPECIFICATIONS SRM-3020
46 X7502350002
© 2/20 ECHO Incorporated
SPECIFICATIONS
MODEL SRM-3020
Length without cutter head 1,808 mm (71.2 in.)
Width 306 mm (12 in.)
Height 344 mm (13.5 in.)
Weight (dry) without 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 in.³)
Exhaust
Spark arrestor muffler or spark arrestor muffler with
catalyst
Carburetor Diaphragm wth purge pump
Ignition System Flywheel magneto, capacitor discharge ignition type
Spark Plug NGKCMR7H – Gap 0.6 mm (0.026 in.)
Fuel Mixed (Gasoline and Two-stroke Oil)
Fuel/Oil Ratio 50:1
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 E15 or
E85.
Oil
ISO-L-EGD (ISO/CD 13738) and J.A.S.O. M345-
FD
, two-stroke, air-cooled engine oil.
Fuel Tank Capacity 0.71 L (24 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 (0.98 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
Speed Feed
®
450 LH nylon line head, line capacity
7.6 m (25 ft.)
Handle Front – loop, rear handle
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