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SHINDAIWA OWNER’S/OPERATOR’S MANUAL
C2510 BRUSHCUTTER
C2510
WARNING!
Minimize the risk of injury to yourself and others! Read this
manual and familiarize yourself with the contents. Always
wear eye and hearing protection when operating this unit.
Part Number 81704 Rev 2/07
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Introduction Attention Statements Safety Instructions The Shindaiwa 2510 Series hand held Throughout this manual are special “atten- Work Safely power equipment has been designed and tion statements”. Shindaiwa trimmers operate at very high built to deliver superior performance and speeds and can do serious damage or reliability without compromise to quality, injury if they are misused or abused. Never WARNING! comfort, safety or durability. allow a person without training or instruct
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Safety Instructions The Properly Equipped Operator WARNING! Wear hearing protection devices UseGood Judgment and a broad-brimmed hat or hel- ALWAYS wear eye protection to shield Wear close-fitting clothing to protect met. legs and arms. Gloves offer added against thrown objects. protection and are strongly recom- Always wear eye protection such as NEVER run the engine when trans- mended. Do not wear clothing or goggles or safety glasses. porting the unit. jewelry that could g
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Be Aware of the Working Environment Make sure bystanders or observers outside the 50- Avoid long-term operation in very hot or very foot “danger zone” wear eye protection. cold weather. 50 FEET Reduce the risk of by- standers being struck by flying debris. Make sure no one is within 50 feet When operating in rocky terrain or near elec- (15 meters)—that’s about tric wires or fences, use extreme caution to 16 paces—of an operating avoid contacting such items with the cutting attachmen
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Product Description C2510 BRUSHCUTTER Ignition Spark Plug Throttle Switch Interlock Muffler Harness Throttle Trigger Fuel Tank Outer Tube Using the accompanying illustrations as Handle Bar a guide, familiarize yourself with this unit Gear Case and its various components. See Figure 4. Understanding your unit helps ensure top performance, long service life, and safer Cutting Attachment Shield operation. WARNING! Do not make unauthorized modifica- tions or alterations to any of these units
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Assembly Cutting Attachment Shield Bracket Cutting Attachment Shield Socket- Head Cap Outer Screw Tube Shim Clamp Screw Shim Line Cutter Cutting Retaining Nut Cutting Attach- Attachment Mounting ment Shield Plate Sub-shield with Line Cutter Figure 9A Figure 9 Install the Cutting Attachment Shield Cutting Attachment Shield C2510. WARNING! 1. Insert the cutting attachment shield NEVER operate the unit without the between the outer tube and the cutting cutting attachment shield instal
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Assembly (Continued) Handle Bar C2510 Handle Positioning Label Install the handlebar: Ignition Switch 1. Use the 4 mm hex wrench to remove POSITION HANDLE FORWARD OF THIS LINE the lower cap retaining screws from the handlebar bracket. Remove the cap from Hanger Protector Sleeve the bracket. See Figure 5. Shoulder Strap Throttle 2. Position the handle on the outer tube Trigger forward of Handle Positioning Label as shown in Figure 5. Reassemble the lower cap to the handlebar bracket in
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Installing a Trimmer Head NOTE: Hand-tighten Trimmer Head (counter- clockwise to install) The C2510 is shipped with Holder A, the Shaft Bolt (not blade retainer (safety clip), Holder B, shaft used) bolt, and bolt guard installed. The shaft bolt is Gear Case a LEFT-HAND thread. Remove it by turning Shaft CLOCKWISE! Bolt Guard (not used) 1. With the gear case output shaft facing Holder B up, rotate the gearshaft and holder A until the hole in holder A aligns with the matching hole in th
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Installing a Blade Slide the safety clip off-center Turn the C2510 upside down so the gear Shaft Bolt case output shaft is facing UP and remove the shaft bolt, bolt guard and holder B from Bolt Guard the gear case shaft. 1. Align the hole in blade holder A with Holder B Output the matching hole in the gear case Shaft flange and then temporarily lock the Output Shaft Safety output shaft by inserting a hex wrench Clip Safety Clip through both holes. See Figure 12. 2. Slide the safet
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Mixing Fuel CAUTION! CAUTION! Examples of 50:1 mixing quantities n 1 gallon of gasoline to 2.6 oz. mixing oil Some types of gasoline contain alcohol This engine is designed to operate on as an oxygenate. Oxygenated gasoline a 50:1 mixture consisting of unleaded n 5 liters of gasoline to 100 ml. mixing oil may cause increased operating tem- gasoline and ISO-L-EGD or JASO FC IMPORTANT! peratures. Under certain conditions, class 2-cycle mixing oil only. Use of non- alcohol-based gasoline may als
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Starting the Engine (continued) When the Engine Starts... WARNING! WARNING! n After the engine starts, allow the en- gine to warm up at idle 2 or 3 minutes The cutting attachment may rotate Never start the engine from the oper- before operating the unit. when the engine is started! ating position. n After the engine is warm, pick up the 6. When the engine starts, slowly move the 7. Operating the throttle will automatically unit and clip on the shoulder strap. See choke lever to the "OPEN
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Checking Unit Condition NEVER operate the unit with the cut- attachment vibrates, replace the attach- Use only authorized Shindaiwa parts and ting attachment shield or other protective ment with new one and re-check. accessories with your Shindaiwa trimmer. devices removed! Do not make modifications to this unit with- ALWAYS stop the engine immediately out written approval from Shindaiwa, Inc. and check for damage if you strike a for- WARNING! ALWAYS make sure the cutting attach- eign obj
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T U C T O N O D Using a Blade C2510 Blade Thrust Engine Operating Speeds ‘Blade thrust’ is a sudden sideways or Operate the unit at full throttle while cut- WARNING! backward motion of the brushcutter. Such ting. Best fuel efficiency is obtained by n Before working with a blade- motion may occur when the blade jams or releasing the throttle when swinging back equipped unit, always inspect and catches on an object such as a sapling tree after a cut. clean the area of objects that could o
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General Maintenance IMPORTANT! NOTE: MAINTENANCE, REPLACEMENT OR WARNING! Using non-standard replacement parts could REPAIR OF EMISSION CONTROL invalidate your Shindaiwa warranty. Before performing any maintenance, re- DEVICES AND SYSTEMS MAY BE pair or cleaning work on the unit, make Muffler PERFORMED BY ANY REPAIR sure the engine and cutting attachment ESTABLISHMENT OR INDIVIDUAL; This unit must never be operated with a are completely stopped. Disconnect HOWEVER, WARRANTY REP
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10/15-Hour Maintenance Every 10 to 15 hours of operation: Clean the spark plug and check the gap at Remove and clean the spark plug. Adjust 0.024–0.028 inch the electrode. the spark plug electrode gap to 0.024 - 0.028 (0.6–0.7 mm) inch (0.6 - 0.7 mm). If the spark plug must be replaced, use only an NGK CMR5H or equivalent resistor type spark plug of the correct heat range. See Figure 29. NOTE: The NGK CMR5H also meets the require- ments for electro magnetic compliance (EMC). Figure 29 CA
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139/150-Hour Maintenance NOTE: Maintenance after first 139-hours, n Replace the spark plug annually: Use The NGK CMR5H also meets the requirements only NGK CMR5H or equivalent resis- then every 150-hours thereafter. for electro magnetic compliance (EMC). tor type spark plug of the correct heat n Combustion chamber should be decar- range. Set spark plug electrode gap to bonized, and the valve clearance should 0.024-0.028 inch (0.6 -0.7 mm). be adjusted. It is highly recommended that this is
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Long Term Storage CAUTION! Whenever the unit will not be used for n Remove the spark plug and pour about 30 days or longer, use the following 1/4 ounce of 2-cycle mixing oil into the Gasoline stored in the carburetor procedures to prepare it for storage: cylinder through the spark plug hole. for extended periods can cause hard Slowly pull the recoil starter 2 or 3 times starting and could also lead n Clean external parts thoroughly. so oil will evenly coat the interior of the to in
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Troubleshooting Guide ENGINE DOES NOT START LOW POWER OUTPUT 18
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Troubleshooting Guide (continued) ADDITIONAL PROBLEMS ADDITIONAL PROBLEMS 19
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The following statement only applies to United States and its territories Shindaiwa Corporation Federal Emission Design And Defect Limited Warranty Utility And Lawn And Garden Engines Shindaiwa Corporation warrants tothe initial purchaser and eachsubsequent Corporation during a warranty repair), alteration, accident, failure to use owner,that this utility equipmentengine (her einengine) is designed, built and the recommended fuel and oil, or not performing required
