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Specifications
Engine Name
Engine Type
Dry Weight (Without guard and strap)
Bore x Stroke
Displacement
Fuel/Oil Ratio
Fuel Tank Capacity
Carburetor Type
Ignition
Spark Plug**
Air Cleaner Type
Starting Method
Stopping Method
Transmission Type
Engine Idle Speed
Clutch Engagement Speed
Wide Open Throttle Speed (W.O.T.)
Specifications are subject to change without notice.
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/TWC (Engine Modification and 3-way Catalyst) and for the fuel tank
the Control System is EVAP (Evaporative Emissions) or N (for nylon tank). Evaporative emission may be applicable to
California models only.
An Emission Control Label is located on the unit. (This is an EXAMPLE ONLY; information on label varies by en-
gine FAMILY).
PRODUCT EMISSION DURABILITY (EMISSION COMPLIANCE PERIOD)
The 300 hour emission compliance period is the time span selected by the manufacturer certifying the engine
emissions output meets applicable emissions regulations, provided that approved maintenance procedures are
followed as listed in the Maintenance Section of this manual.
Assembly
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.
Prior to Assembly
Before assembling, make sure you have all the components required for a complete unit and inspect unit and components
for any damage.
■
Engine and shaft assembly
■
Cutting attachment shield
■
Cutting attachment
6
Spark Plug Gap
Torque
4-cycle, vertical cylinder, air cooled
34 x 27 mm (1.3 x 1.1 in.)
50:1 with *ISO-L-EGD or JASO FD class engine oil
Diaphragm-type carburetor
One-piece electronic, program-controlled
16.7 - 18.6 N∙m (148-165 in • lbf)
Foam pre-filter; sealed felt main filter
Automatic, centrifugal clutch w/bevel gear
IMPORTANT!
■
Kit containing cutting attachment shield, mounting
bracket and hardware, this owner's/operator's manual
and tool kit for routine maintenance. Tool kits vary by
model and may include a spark plug/screwdriver combi-
nation wrench, and a scraper.
T254
5.0 kg/11.0 lb.
24.5 cc (1.5 cu. in.)
590 ml (20 oz.)
NGK CMR5H
0.6 mm (0.024 in)
Recoil
Slide switch
3,000 RPM
4,100 RPM
10,500 RPM
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