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Product Description
Using the illustration as a
guide, familiarize yourself
with your machine and its
various components. Under-
standing your machine
helps ensure top perfor-
mance, long service life and
safer operation.
WARNING!
Do not make unauthorized
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these units or their components.
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Outer Tube
Trimmer Head
Grip
Cutting
Attachment Shield
Gearcase
Handle
Throttle
Trigger
Throttle
Interlock
Ignition
Switch
Fuel
Tank
Barrier
Bar
Hanger
T3410
Outer Tube
Trimmer Head
Cutting
Attachment Shield
Gearcase
Throttle
Trigger
Ignition
Switch
Fuel
Tank
T3410X
Engine Name T3410 T3410X
Engine Model SF3410E
Engine Type 4-cycle, vertical cylinder, air cooled
Dry Weight (Without guard and strap) 5.9 kg/13.0 lb. 6.0 kg/13.2 lb
Bore x Stroke 1.5 x 1.2 in./ 38 x 30 mm
Displacement 34 cc/2.1 cu. in.
Maximum Power Output 1.4 HP (1.0 kW) @ 8000 (min
-1
)
Engine Idle Speed
3,000 (±300) min
-1
Fuel/Oil Ratio 50:1 with ISO-L-EGD or JASO FD class 2-cycle mixing oil
Fuel Tank Capacity
700 ml/23.7 oz.
Carburetor Type Walbro, WYL, diaphragm-type
Ignition One-piece electronic, program-controlled
Spark Plug** NGK CMR5H
Spark Plug Gap 0.6 - 0.7 mm (0.024 - 0.028 inch)
Torque 100-150 kg cm / 9.8 - 14.7 N∙m
Engine Idle Speed
3,000 (±300) min
-1
Air Cleaner Type Foam pre-filter; sealed felt main filter
Starting Method Recoil
Stopping Method Slide switch
Transmission Type Automatic, centrifugal clutch w/bevel gear
EPA Emission Compliance Period* Category A
Specifications are subject to change without notice.
* The EPA emission compliance period 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 (Moder-
ate), B = 125 hours (Intermediate) and A = 300 hours (Extended)
** The NGK CMR5H also meets the requirements for electro magnetic compliance (EMC).