SPECIFICATIONS

SRM-225

 

 

SPECIFICATIONS

 

 

 

 

 

MODEL

SRM-225

 

 

Length w/o cutter head

1793 mm (70.6 in.)

 

 

Width

251 mm (9.88 in.)

 

 

Height

328 mm (12.9 in.)

 

 

Weight (dry) w/o cutter head

5.5 kg (12.1 lb.)

 

 

Engine Type

Air cooled, two-stroke, single cylinder gasoline engine

 

 

Bore

32.2 mm (1.27 in.)

 

 

Stroke

26.0 mm (1.02 in.)

 

 

Displacement

21.2 cc (1.29 cu. in.)

 

 

Exhaust

Spark arrestor muffler or spark arrestor muffler with catalyst

 

 

Carburetor

Diaphragm w/purge pump

 

 

Ignition System

Flywheel magneto, capacitor discharge 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 Power Blend XTM 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 XTM Premium Universal 2-Stroke Oil

 

 

Fuel Tank Capacity

0.44 lit. (14.9 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

6.35 mm (1/4 in.) flexible shaft

 

 

Gear Case Ratio

1.4:1 Reduction

 

 

Rotating Direction

Counter Clockwise; viewed from top

 

 

Cutter Head

Speed Feed® 400 LH Nylon line head, Line capacity 6.0 m (20 ft.)

 

 

Handle

Front - loop, Rear handle (w/o rubber)

 

 

Shoulder Harness

Optional

 

 

Idle Speed

2,750 RPM

 

 

Clutch Engagement Speed

3,850 RPM

 

 

Wide Open Throttle Speed (W.O.T.)

8,150 RPM

 

 

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© 2/2014 ECHO Inc.

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Echo SRM-225 specifications Specifications, Model