Assembly, Emission control (exhaust & evaporative), Specifications – Shindaiwa Articulated Hedge AHS254 User Manual
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Specifications are subject to change without notice.
IMPORTAnT!
The terms “left”, “left-hand”, and
“LH”; “right”, “right-hand”, and “RH”;
“front” and “rear” refer to directions as
viewed by the operator during normal
operation.
Assembly
Prior To Assembly
Before assembling, make sure you
have all the components required for a
complete unit:
■
Unit assembly
■
Operator's Manual
■
Cutter blade cover
■
Assembly Tool (s)
Carefully inspect all components for
damage.
An Emission Control Label is located on the engine. (This is an EXAMPLE ONLY; information on label varies by engine
FAMILY).
PRODUCT EMISSIOn DURABILITY (EMISSIOn COMPLIAnCE PERIOD)
The 300 hour emission compliance period is the time span selected by the manufacturer certifying the engine emis-
sions output meets applicable emissions regulations, provided that approved maintenance procedures are followed as
listed in the Maintenance Section of this manual.
Emission Control (Exhaust & Evaporative)
EPA 2010 and Later and/or C.A.R.B. TIER III
The emission control system for the engine is EM (engine modification) and, if the second to last character of the Engine
Family on the Emission Control Information label (sample below) is “C”, “K”, or “T”, the emission control system is EM and
TWC (3-way catalyst). The fuel tank/fuel line emission control system is EVAP (evaporative emissions). Evaporative emis-
sions for California models may only be applicable to fuel tanks.
Specifications
Model
AHS254
Engine Type
4-cycle, single cylinder, air cooled
Engine Bore x Stroke
34 x 27 mm/1.34 x 1.06 in.
Engine Displacement
24.5cc/1.5 cu. in.
Unit Weight, Less Fuel
6.35 kg/14.0 lbs.
Unit Dimensions (LxWxH)
1668 x 224 x 341 mm / 65.7 x 8.82 x 13.43 in.
Fuel Tank Capacity
590 ml/20.1 oz.
Fuel/oil ratio
50:1 with *ISO-L-EGD or JASO FD class engine oil
Carburetor
Diaphragm type
Ignition
Electronic
Spark Plug
NGK CMR5H
Electrode Gap
0.6 mm/ .024 in.
Torque
16.7 - 18.6 N∙m (148-165 in • lbf)
Air Cleaner
Foam pre-filter; main filter: sealed felt
Starting Method
Recoil type
Stopping Method
Slide switch, grounding type
Blade Length
568 mm / 22.4 in
Clutch Type
Centrifugal clutch
Gear Type
Spur gears
Gear Lubrication
Lithium-based grease
Standard Equipment
Tool kit, blade cover.
Idle Speed
3,000 RPM
Clutch Engagement Speed
4,100 RPM
Wide Open Throttle Speed (W.O.T.)
10,500 RPM