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Product Description6SHFLÀFDWLRQV
* The EPA emission compliance referred to on the emission compliance label located on the engine, indicates the number of operating hours
for which the engine has been shown to meet Federal emission requirements. Category C = 50 hours (Moderate), B = 125 hours (Intermedi-
ate) and A = 300 hours (Extended).
Specifications are subject to change without notice.
Model HT231-30 HT231-40
Engine Type 2-cycle, horizontal cylinder, air cooled
Engine Bore x Stroke 32 mm x 28 mm
Engine Displacement 22.5cc
Unit Weight, Less Fuel 5.9 kg (13.0 lb) 6.4 kg (14.1 lb)
Unit Dimensions (LxWxH) 990 x 210 x 210 mm 1330 x 210 x 210 mm
Max. Power 1.1 hp @ 8000 min-1 (rpm)
Recommended idle speed 3,000 (±250) min-1 (rpm)
Fuel Tank Capacity 0.6 liter/20.3 oz.
Fuel/oil ratio 50:1 with *ISO-L-EGD or JASO FC class 2-cycle Mixing Oil
Carburetor Walbro WYJ, Diaphragm type
Ignition Fully electronic, transistor controlled
Spark Plug Champion CJ8Y
Electrode Gap 1.6 - 0.7 mm/ .024 -.028 ”
Torque 170-190 kg cm / 17-19 N∙m
Air Cleaner Foam element
Muffler Type 2-stage catalyst
Starting Method Recoil type
Stopping Method Slide switch,grounding type
Blade Length 740mm 1080 mm
Blade Type Double-blade cutting action: single-edged blade
Clutch Type Centrifugal clutch, dry-type
Gear Type Spur gears
Gear Lubrication Lithium-based grease
Standard Equipment Rear handle w/integral controls, anti-vibe mountings, front handle w/guard, tool set, blade scabbard.
EPA Emission Compliance Period* Category A

Using the illustration as a guide,

familiarize yourself with this

unit and its various components.

Understanding your machine

helps ensure top performance,

longer service life, and safer

operation.

Guard
Blade
protecter
Front handle
Recoil
starter
Cutter blades
Fuel tank
Throttle
interlock
Rear
handle
Throttle
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Blade protector
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WARNING!

Do not alter this machine

or any of its components!

On/Off Switch