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SHINDAIWA OWNER’S/OPERATOR’S MANUAL
C3410/EVC
BRUSHCUTTER
WARNING!
Minimize the risk of injury to yourself and
others! Read this manual and familiarize yourself
with the contents. Always wear eye and hearing pro-
tection when operating this unit.
Part Number 89304 Rev. 06/2009
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Introduction IMPORTANT! The Shindaiwa C4 series of hand-held WARNING! The information contained in these instruc- power equipment is designed and built The engine exhaust from this tions describes units available at the time to deliver superior performance and reli- product contains chemicals known to of publication. ability without compromise to quality, the State of California to cause can- comfort, safety or durability. Shindaiwa cer, birth defects or other reproduc- Shindaiwa Inc. r
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Safety Work Safely WARNING! WARNING! Trimmers and brushcutters operate at Never make unauthorized Never operate very high speeds and can do serious dam- attachment installations. power equipment of any kind age or injury if they are misused or abused. if you are tired or if you are under the Never allow a person without training or - instruction to operate this unit! Stay Alert tion or any other substance that could You must be physically and mentally fit to affect your ability or judgem
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Safety (continued) The Properly Equipped Operator Wear hearing protection devices and a Always wear eye protection such as broad-brimmed hat or helmet. A helmet goggles or safety glasses to shield is required when using a blade-equipped against thrown objects. brushcutter to clear small trees. Always wear a harness when operating the unit . It adds comfort and helps ensure safety by limiting Prolonged exposure to excessive noise movement fore and aft. When the harness is is fatiguing an
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Product Description Using the illustration as a guide, familiarize yourself with Ignition your machine and its various Switch components. Understanding Throttle your machine helps ensure top Interlock performance, long service life and safer operation. Throttle Hanger Trigger Grip Fuel Tank Outer Tube Handle Gearcase WARNING! Cutting Do not make unauthorized Attachment Shield these units or their components. Engine Name C3410 Engine Model SF3410E Engine Type 4-cycle, vertical cylinder
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Assembly This unit comes fully assembled with the This unit comes fully assembled with the Engine and shaft assembly exception of the cutting attachment shield exception of the cutting attachment shield and cutting attachment. Cutting attachment shield and cutting attachment. IMPORTANT! Cutting attachment Prior to Assembly The terms “left”, “left-hand”, and “LH”; Before assembling, make sure you have all “right”, “right-hand”, and “RH”; “front” and Kit containing cutting attachment th
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Assembly (continued) Cutting Attachment Shield - C unit 1. Insert the cutting attachment shield TX unit between the outer tube and the cutting attachment mounting plate. Outer Tube Socket-Head Bracket NOTE: Cap Screws It may be necessary to loosen the retain- ing nut and clamp screw to adjust cutting attachment shield mounting plate. Shim 2. Fit the two shims and the bracket over the outer tube and loosely install the Clamp Screw four socket-head screws. 3. Tighten the four socket-head cap
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Assembly (continued) Adjust throttle lever free play The throttle lever free play should be approximately 4 - 6 mm (3/16” - 1/4”). Make sure that the throttle lever oper- ates smoothly without binding. If it becomes necessary to adjust the lever 4-6 mm free play, follow the procedures and illus- (3/16”-1/4”) trations that follow. Throttle Free Play 1. Loosen the air cleaner cover knob(s) and remove the air cleaner cover. Throttle Lever Free Play Remove air cleaner cover 2. Loosen the loc
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Assembly (continued) Installing Brushcutter Blade WARNING! Shaft Bolt Slide the safety clip off-center Do not attach any blade to a unit without proper installation of Bolt Guard Output Shaft all required parts. Failure to use the proper parts can cause the blade to Holder B Safety Clip and/or bystanders. Gear shaft Safety Clip 1. Tur n the unit upside down so the gear case output shaft is facing UP and remove Holder A the shaft bolt, bolt guard and holder B from the gear case shaft.
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Mixing fuel Examples of 50:1 mixing quantities CAUTION CAUTION U.S. METRIC 2-cycle 2-cycle Never use any type of gasoline contain- This engine is designed to operate on Gasoline Gasoline mixing oil mixing oil ing more than 10% alcohol by volume! a 50:1 mixture consisting of unleaded US Gallons Fl.oz. Liter cc. Some types of gasoline contain alcohol gasoline and ISO-L-EGD or JASO FD 1 2.6 4 80 as an oxygenate. Oxygenated gaso- class 2-cycle mixing oil only. Use of 2 5.2 8 160 line may cause
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Starting the Engine IMPORTANT! Engine ignition is controlled by a two position switch mounted on the throttle housing labeled, “I” for ON or START and “O” for OFF or STOP. Ignition WARNING! Return Tube Throttle Lock Primer Bulb switch Button Never start the engine from the operating position. ON 1. Slide the ignition switch to the “ON” Throttle lever position. 2. Set the throttle lever to the “fast idle”: a. Squeeze the throttle lever toward the handgrip on the shaft tube. Press primer bulb.
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Starting the Engine (continued) Starting A Flooded Engine 1. Disconnect the spark plug lead and use 3. Open the choke and fully depress the 5. Repeat the starting procedure for a the spark plug wrench to remove the throttle lever with your left hand, then warm engine. spark plug (turn counter clockwise to pull the starter handle rapidly with your 6. If the engine still fails to start, refer to remove). right hand to clear excess fuel from the the troubleshooting section near the combustion
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Operation Shoulder strap IMPORTANT! WARNING! Adjust the shoulder strap so the shoul- Always wear a shoulder strap der pad rests comfortably on the off-side or harness when operating this unit. Shoulder strap shoulder and the cutting path of the cut- Using a harness with a brushcutter required for use ting attachment is parallel to the ground. with Brushcutters allows you to maintain proper control Make sure all hooks and adjustment of the unit and reduces fatigue during devices are sec
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T U C T O N O D Operation (continued) Using a blade Whenever you strike a hard object Brushcutter Shoulder Strap WARNING! with a blade, always stop the A shoulder strap provides additional pro- brushcutter and carefully inspect the tection against blade thrust. In addition, a Before working with a blade-equipped blade for damage. NEVER OPER- shoulder strap gives significant support and unit, always inspect and clean the ATE THE BRUSHCUTTER WITH A comfort to help ensure safe and effici
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Maintenance General maintenancel IMPORTANT! WARNING! WARNING! MAINTENANCE, REPLACEMENT Before performing any mainte- Non-standard accessories, cut- OR REPAIR OF EMISSION CONTROL nance, repair, or cleaning work on the ting attachment, or replacement parts DEVICES AND SYSTEMS MAY BE PER- unit, make sure the engine and cutting may not operate properly with your unit FORMED BY ANY REPAIR ESTABLISH- attachment are completely stopped. and may cause damage and lead to MENT OR INDIVIDUAL; HOWEVE
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Maintenance (continued) 10-Hour maintenance (more frequently in dusty conditions) Loosen fasteners 1. Remove the air filter cover by loosen- ing the cover screw(s) and lifting. 2. Remove and inspect the pre-filter. If the pre-filter is torn or otherwise dam- aged, replace it with a new one. 3. Clean the pre-filter with soap and water. Let dry before reinstalling. 4. Inspect the air filter element. If the ele- Filter element ment is damaged or distorted, replace it with a new one. 5. Tap filter gen
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Maintenance (continued) 50-hour maintenance Remove and replace the fuel filter element. Use a hooked wire to extract the fuel filter from inside the fuel tank. Inspect the fuel filter element. If it shows signs of contam- ination, replace with a genuine Shindaiwa replacement fuel filter element. CAUTION! Make sure you do not pierce the fuel line Hooked wire with the end of the hooked wire. The line is delicate and can be damaged easily. Before reinstalling the new filter element, inspect the
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Maintenance (continued) If the engine becomes sluggish and low on power, check and clean the spark arrester screen. Engine Cover WARNING! Engine Cover Screws Never operate the unit with a arrester! Operating with a missing or and could also damage your hearing. 1. With a 3 mm hex wrench remove the engine cover screws and the engine cover. 2. With a 4 mm hex wrench, remove the 3 muffler bolts and the muffler. 3. With a small flat bladed screwdriver remove the 2 screws holding the
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Maintenance (continued) Blade Sharpening WARNING! Shindaiwa Tornado™ Blade Multiple-tooth Circular Blade Wear protective gloves when handling or performing maintenance Round on the blade. File When the cutting edges of the blade become dull, they can be resharpened with a few strokes of a file. Round File In order to keep the blade in balance, all cutting edges must be sharpened equally. Maintain a radius of 0.04 to 1 to 1.5 mm (0.06”) WARNING! The top plate of each at the base of each too
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Troubleshooting Guide ENGINE DOES NOT START What To Check Possible Cause Remedy Faulty recoil starter. Consult with an authorized servicing dealer. NO Fluid in the crankcase. Does the engine crank? Internal damage. YES Loose spark plug. Tighten and re-test. NO Good compression? Excess wear on cylinder, piston, Consult with an authorized servicing rings. dealer. YES Fuel incorrect, stale, or contaminated; Refill with fresh, clean unleaded gasoline mixture incorrect. with a pump octane of 87 or
