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OPERATOR'S MANUAL
String Trimmer / Brushcutter
PBC3046E
RY70105
Your new trimmer has been engineered and manufactured to Ryobi’s high standard for dependability, ease of operation, and operator
safety. Properly cared for, it will give you years of rugged, trouble-free performance.
WARNING: To reduce the risk of injury, the user must read and understand the operator’s manual.
Thank you for buying a Ryobi trimmer.
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TABLE OF CONTENTS ■■■■■ Safety..................................................................................................................................................................... 2 - 3 ■■■■■ Symbols ................................................................................................................................................................. 4 - 5 ■■■■■ Technical Data ...............................................................................................
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SAFETY ■■■■■ Inspect the unit before each use for loose fasteners, fuel SPECIFIC SAFETY RULES FOR BRUSHCUTTER AND leaks, etc. Replace any damaged parts before use. BLADE USE ■■■■■ The string head or blade will rotate during carburetor ■■ ■■■ After engine stops, keep rotating blade in heavy grass adjustments. or pulpy weeks until it stops. ■■■■■ It has been reported that vibrations from hand-held tools ■■ ■■■ Do not operate the brushcutter unless the blade guard is may contribute to a condition
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SYMBOLS Important: Some of the following symbols may be used on your tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer. SYMBOL NAME EXPLANATION Safety Alert Symbol Indicates danger, warning or caution. It means attention!!! Your safety is involved. Read Your Operator’s Manual Your manual contains special messages to bring attention to potential safety concerns as well as operating and servicing information.
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SYMBOLS SYMBOL NAME EXPLANATION Switch On/Off Switch I = ON to Run O = OFF to Stop The purpose of safety symbols is to attract your attention to possible dangers. The safety symbols, and the explanations with them, deserve your careful attention and understanding. The safety warnings do not by themselves eliminate any danger. The instructions or warnings they give are not substitutes for proper accident prevention measures. SYMBOL MEANING DANGER: Indicates an imminently hazardous situation which
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UNPACKING INSTRUCTIONS PACKING LIST FOR OWNER'S KIT ■■ ■■■ Carefully remove the product from the carton. ■■■■■ Grass deflector ■■ ■■■ Inspect the product to make sure no breakage or ■■■■■ Blade guard damage occurred during shipping. ■■■■■ Tri-Arc blade ■■ ■■■ Do not discard the packing material until you have ■■■■■ Shoulder strap inspected and operated the product. ■■■■■ Muffler guard, torx wrench and screws ■■■■■ Front Handle ■■■■■ Holding pin ■■■■■ Wrenches - 13 mm (1/2 in.) and 16 mm (5/8 in.
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ASSEMBLY ATTACHING THE POWER HEAD TO THE STRING TRIMMER TRIMMER ATTACHMENT SHAFT See Figure 2. COUPLER WARNING: GUIDE RECESS Never attach or adjust any attachment while power head is running. Failure to stop the engine can cause serious personal injury. The trimmer attachment connects to the power head by means of a coupler device. 1. Loosen the knob on the coupler of the power head shaft KNOB POSITIONING and remove the end cap from the attachment. HOLE 2. Push in the button located on the trimm
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ASSEMBLY ATTACHING THE HANDLE SPACER See Figure 4. A barrier handle should be used for ensuring the best control and maximizing operator safety. HANDLE BASE SCREWS 1. Place the handle base and the bracket on the shaft housing below the spacer. 2. Install the two handle base screws and nuts, but do not tighten completely. HANDLE 3. Place the front handle grip onto the handle base and BASE install the two screws. Tighten securely.
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ASSEMBLY ATTACHING THE SHOULDER STRAP REAR HOUSING See Figure 5. 1. Connect the latch on the shoulder strap to the strap TORX hanger. WRENCH 2. Adjust the strap to a comfortable position. NOTE: To quickly release the product from the shoulder strap, sharply pull the quick release tab. SCREWS MUFFLER GUARD SHOULDER STRAP QUICK RELEASE TAB BENT END OF MUFFLER GUARD LATCH OPENING IN REAR HOUSING Fig. 6 STRAP HANGER NOTE: When converting from brushcutter to string trimmer, or string
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ASSEMBLY BLADE GUARD FOUR SCREWS See Figure 8. 1. Attach the blade guard to the mounting bracket; install MOUNTING CLAMP the four screws (10-24 x 3/4 in.) from the top of the mounting bracket through the blade guard and into the threaded mounting plates. 2. Using the torx wrench supplied, tighten all four screws BLADE GUARD securely. NOTE: When using the string head, the string shield must be attached to blade guard. NOTCHES GRASS DEFLECTOR See Figure 8. 1. Attach the grass deflector to the bl
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ASSEMBLY INSTALLING THE BLADE See Figure 10. GEAR 1. Place the upper flange washer over the gear shaft with HEAD the hollow side toward the blade guard. 2. Center the blade on the upper flange, making sure the blade sits flat. Install the cupped washer with the raised center away from the blade. Install the blade nut. The blade turns counterclockwise from the operator’s posi- BLADE tion. UPPER FLANGE GUARD 3. Place the holding pin through the slot in the upper flange WASHER washer and the hol
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OPERATION FUEL AND REFUELING WARNING HANDLING THE FUEL SAFELY Always shut off engine before fueling. Never add fuel ■■■■■ Always handle fuel with care, it is highly flammable. to a machine with a running or hot engine. Move at ■■■■■ Always refuel outdoors where there are no sparks and least 9 m (30 ft.) from refueling site before starting flames. Do not inhale fuel vapors. engine. Do not smoke! ■■■■■ Do not let gasoline or oil come in contact with your skin. ■■■■■ Keep gasoline and oil away f
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OPERATION ADVANCING THE STRING GRASS DEFLECTOR LINE TRIMMING CUT- OFF BLADE ADVANCING STRING USING THE EZ LINE™ TAP See Figure 13. ADVANCE SYSTEM String advance is controlled by tapping string head on grass This trimmer is equipped with a line trimming cut-off blade while running engine at full throttle. on the grass deflector. For best cutting, advance string until it is trimmed to length by the cut-off blade. Advance string 1. Run engine at full throttle. whenever you hear the engine running f
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OPERATION OPERATING THE BRUSHCUTTER Hold the brushcutter with the right hand on the rear handle APPROACH THE WEEDS and the left hand on the front handle. Keep a firm grip with BEING CUT FROM THE RIGHT. both hands while in operation. Brushcutter should be held at THE WEEDS WILL BE CUT a comfortable position with the trigger handle about hip AGAINST THE LEFT SIDE OF height. Maintain your grip and balance on both feet. Position THE BLADE GUARD. yourself so that you will not be drawn off balance by
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OPERATION STARTING AND STOPPING IGNITION SWITCH See Figures 16 and 17. I = ON TO RUN O = OFF TO STOP NOTE: The unit is equipped with an automatic choke feature. The starting instructions for this feature are different from units with a manual choke. Be sure to read and follow the starting instructions below. WARNING Never start or run the engine inside a closed or poorly THROTTLE INTERLOCK ventilated area; breathing exhaust fumes can kill. TO START A COLD ENGINE: 1 Lay trimmer on a flat, bare s
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MAINTENANCE 6. Make sure the string head and the spool retainer are installed on the shaft by turning the retainer counter- WARNING: clockwise to tighten. Use only original manufacturer's replacement parts, 7. Pull the strings again to rotate the spool into cutting accessories and attachments. Failure to do so can position. Push the spool retainer down while pulling on cause possible injury, poor performance and may string(s) to manually advance the string and to check for void your warranty.
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MAINTENANCE STRING REPLACEMENT See Figures 20 and 21. 1. Stop the engine, disconnect the spark plug wire. Hold the string head and unscrew the spool retainer. Turn clockwise. 2. Remove the spool from the string head. NOTE: Keep the spring attached to the spool. Remove any SECOND old string remaining on the spool. STRING 3. Cut two pieces of string, each being approximately 2.7 m (9 ft.) long. 4. Insert the first string into the anchor hole in the upper part of the spool. Wind the first string ar
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MAINTENANCE CLEANING THE EXHAUST PORT AND LATCH MUFFLER Depending on the type of fuel used, the type and amount of oil used, and/or your operating conditions, the exhaust port and muffler may become blocked with carbon deposits. If you notice a power loss with your gas powered tool, a qualified service technician will need to remove these PULL COVER deposits to restore performance. TO OPEN SPARK ARRESTOR The spark arrestor must be cleaned or replaced every 25 Fig. 25 hours or yearly to ensure pr
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MAINTENANCE FUEL CAP STORAGE (1 MONTH OR LONGER) 1. Drain all fuel from tank into a container approved for gasoline. Run engine until it stops. WARNING: 2. Clean all foreign material from the trimmer. Store it in a A leaking fuel cap is a fire hazard and must be well-ventilated place that is inaccessible to children. replaced immediately. Keep away from corrosive agents such as garden chemicals and de-icing salts. The fuel cap contains a non-serviceable filter and a check 3. Cover the blade w
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TROUBLESHOOTING IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER. PROBLEM PROBLEM POS POSSIBLE CA SIBLE CAUSE USE SOLUTION SOLUTION PROBLEM PROBLEM PROBLEM POS POS POSSIBLE CA SIBLE CA SIBLE CAUSE USE USE SOLUTION SOLUTION SOLUTION Engine will not start: 1. No spark. 1. Check spark. Remove spark plug. Reattach the spark plug cap and lay spark plug on metal cylinder. Pull the starter rope and watch for spark at spark plug tip. If there is no spark, repeat test wi
