Ryobi RBC52FSBHO Original Instructions Manual
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Ryobi RBC52FSBHO Original Instructions Manual

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ORIGINAL INSTRUCTIONS
Grass Trimmer/
Brushcutter
RBC52FSBHO

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Summary of Contents for Ryobi RBC52FSBHO

  • Page 1 ORIGINAL INSTRUCTIONS Grass Trimmer/ Brushcutter RBC52FSBHO...
  • Page 2 Important! It is essential that you read the instructions in this manual before assembling, operating, and maintaining the product. Subject to technical modification.

  • Page 3: Intended Use

    Check with your local authority for advice. Never use cutting means or attachments, which are not specified by RYOBI in this manual. This includes the Never allow children or untrained individuals to use the use of metal multi-piece pivoting chains and flail-blades.

  • Page 4: Grass Trimmer Safety Warnings

    Never cut any material over 13 mm diameter. WARNING Your brushcutter is fitted with a harness. Carefully Inspection after dropping or other impacts: Thoroughly adjust the harness to fit comfortably and help to support inspect the product and identify any problems or damage the weight of the product at your right side.

  • Page 5: Maintenance

    Store the product in a cool, dry, and well-ventilated – Wear head protection if there is any risk of falling place that is inaccessible to children. objects. Keep away from corrosive agents such as garden Kickback can occur when using the brushcutter. Ensure chemicals and de-icing salts.

  • Page 6: Symbols In This Manual

    To avoid serious personal injury, do not attempt to use the product until you read Guaranteed sound power level thoroughly and understand completely the operator’s manual. Sound pressure level at idle all bystanders, especially children and pets, at least 15 m from the operating area.
  • Page 7 of a coupler device. CAUTION Indicates a potentially hazardous situation, which, if not position. avoided, may result in minor or moderate injury. Loosen the knob on the coupler of the power head shaft CAUTION and remove the end cap from the attachment. Without safety alert symbol Pull the retaining pin located on the power head shaft Indicates a situation that may result in property damage.
  • Page 8 CONVERTING FROM GRASS TRIMMER TO BRUSH- WARNING CUTTER (BLADE) When using the grass trimmer string head, the WARNING When using the REEL EASY grass trimmer head and Installing the REEL EASY grass trimmer head PRO CUT II Install the drive connector and string head housing to the blade guard.

  • Page 9: Operation

    OPERATION WARNING Always shut off the engine before fueling. Never FUEL AND REFUELING add fuel to a machine with a running or hot Handling the fuel safely Always handle the fuel with care. It is highly flammable. site before starting the engine. Do not smoke. Always refuel outdoors where there are no sparks and flames.

  • Page 10: Cutting Technique

    from the sharp blades and carefully remove the debris. Both hands must be used at all times to control the product. Keep a firm grip with both hands while in CUTTING TIPS operation. Do not push into the grass to be cut. Move from side to Maintain your grip and balance on both feet.

  • Page 11: Checking The Fuel Cap

    Replace the air filter. NOTE: If damaged, replace immediately. Replace the air filter cover. Tighten the air filter knob. NOTE: best performance. CHECKING THE FUEL CAP WARNING immediately. performance. If performance improves when the fuel cap is clogged. Replace fuel cap if required. REPLACING THE SPARK PLUG The product’s engine uses an L8RTF/BOSCH spark plug replacement.
  • Page 12 UNPACKING x 10 2.7mm...
  • Page 13 OVERVIEW 1. Starter grip 9. Point blade 17. Cutting line 2. Fuel cap Blade cover 18. Lower shaft 3. Power head shaft 11. Blade guard 19. Throttle trigger 4. Left handle 12. Grass deflector Throttle interlock 5. Tightening knob 21. Switch 6.

  • Page 14: Getting Started

    GETTING STARTED Always wear safety goggles or safety glasses with side shields Install the lower shaft. when operating the product. Failure to do so could result in objects being thrown into your eyes resulting in possible serious injury. When handling the trimmer assembly, wear non-slip, heavy-duty protective gloves.
  • Page 15 GETTING STARTED Remove the clamp using the allen wrench to install the trimmer Install the handle. Make sure to secure it with the clamp as shown. handle. 50 : 1 / 2% (50 : 1) Use synthetic 2-stroke lubricant only. Do not use automotive Loosen the fuel cap.
  • Page 16 OVERVIEW Operating the brushcutter Starting the product Electrical starter p.24 p.18-20 p.16-17 Operating the trimmer p.21 Brushcutter to trimmer Installing line Pro Cut II Trimmer to brushcutter p.26 p.31 p.27...
  • Page 17 OVERVIEW Air filter cleaning Spark plug replacement Muffler cleaning p.32 p.34 p.35 Pro Cut II Assembly p.30 Spool replacement Cleaning Storage p.28 p.37 p.38...

  • Page 18: Starting A Cold Engine

    OPERATION STARTING A COLD ENGINE 1. Lay the product on the ground. Press the NOTE: After the 7th press, the fuel should be visible in the primer bulb. If not, continue pressing until the fuel is visible. Set the choke lever to choke position.

  • Page 19: Starting A Warm Engine

    OPERATION STARTING A WARM ENGINE 1. Lay the product on the ground. Set the 2. Set the choke lever to position. Pull the upward motion until the engine starts. 3. Do not pull the starter grip more than 6 times.
  • Page 20 OPERATION STARTING A COLD ENGINE BY ELEC- TRICAL STARTER 1. Install the starter bit into the electrical starter with the pentagon bit facing outside. Push the F/R button to the left until the pentagon symbol shows on the F/R button. 2.
  • Page 21 OPERATION 4. Use your right hand to put the starter bit shaft to the shaft hole on the engine. Make sure the starter bit is properly engaged. NOTE: The electrical starter is equipped with a safety interlock. Do not press and hold on the switch button when putting the electrical starter shaft into the shaft hole on the engine, otherwise, the starter...
  • Page 22 OPERATION STARTING A WARM ENGINE BY ELEC- TRICAL STARTER 1. Insert the battery pack into the electrical starter until it clicks into place. WARNING: Keep your hands away from the starter bit to avoid injury. 2. Lay the product on the ground and make sure that the cutting means does not come in contact with anything.

  • Page 23: Operating The Trimmer

    OPERATION OPERATING THE TRIMMER NOTE: Hold the product with the right hand on the trigger handle and the left hand on the left handle. WARNING: Do not cut in a dangerous cutting area. Avoid trees and shrubs. Tree bark, wood mouldings, cladding, and fence posts can easily be damaged by the line.
  • Page 24 OPERATION 2. Tap the knob on the ground to advance the line. The line advances each time the head is tapped. Do not hold the knob on the ground. NOTE: The line trimming cut-off blade on the grass deflector will cut the line to the correct length.
  • Page 25 OPERATION NOTE: For cutting ease and safety, cut the grass from the right side to the left side.

  • Page 26: Operating The Brushcutter

    OPERATION Brushcutter safety OPERATING THE BRUSHCUTTER NOTE: Hold the product with the right hand on the trigger handle and the left hand on the left in operation. NOTE: Always remove the blade protector from the pointed brushcutter blade. WARNING: Do not cut in a dangerous cutting area.
  • Page 27 OPERATION To start operating the product, hold down the NOTE: Do not push into the grass to be cut. Move from side to side, moving forward a little at the end of each sweep. NOTE: For cutting ease and safety, cut the grass from the right side to the left side.
  • Page 28 OPERATION CONVERTING BRUSHCUTTER TO TRIMMER 1. Turn off the product. 2. Place the Allen wrench through the hole the gear head. Turn blade nut clockwise to remove. Remove the blade nut, blade washer, cupped washer, and blade and retain for later use. 3.
  • Page 29 OPERATION CONVERTING TRIMMER TO BRUSHCUTTER 1. Turn off the product. guard. 3. Remove the string head. cupped washer and make sure it sits well into the gear shaft. Install the blade washer with the raised centre away from the blade. Install the blade nut.

  • Page 30: Maintenance

    MAINTENANCE REPLACING THE SPOOL 1. Turn off the product. 2. Remove the old spool, bump knob and spool cover. 3. Install the new spool, bump knob and spool cover. 4. Align the bump knob and spool cover.
  • Page 31 MAINTENANCE 5. Insert one end of the string into the eyelet located on the side of the head and push until string comes out through eyelet on the other side. Continue to push line through the head until the middle section of the line is inside the head and line outside the head is evenly divided on each side.
  • Page 32 MAINTENANCE ASSEMBLING THE PRO CUT II HEAD 1. Turn off the product. 2. Install the PRO CUT II grass trimmer head on the drive shaft until fully seated. 3. Install the spool retainer and turn counter- clockwise.
  • Page 33 MAINTENANCE INSTALLING THE LINE IN THE PRO CUT II HEAD NOTE: 1. Turn off the product. 2. Gather two of the pre-cut lengths of trimmer line provided or cut two pieces of trimmer line slots located on the sides of the line head. Line should be pushed until approximately 2 cm protrudes from the holes on the top of the line head.

  • Page 34: Cleaning The Air Filter

    MAINTENANCE CLEANING THE AIR FILTER 1. Turn off the product.
  • Page 35 MAINTENANCE NOTE: annually for best performance.
  • Page 36 MAINTENANCE REPLACING THE SPARK PLUG 1. Turn off the product. 2. Remove the cover, pull the rubber protect boot, and then remove the old spark plug. 3. Install the new spark plug, tighten by turning it in a clockwise direction. Assemble back the rubber protect boot and the cover.
  • Page 37 MAINTENANCE CLEANING THE MUFFLER 1. Turn off the product. cover. 3. Remove the spark plug cover, rubber protect boot.
  • Page 38 MAINTENANCE 7. Return the spark plug cover and rubber protect boot. cover.

  • Page 39: Cleaning The Product

    MAINTENANCE CLEANING THE PRODUCT 1. Turn off the product, and allow it to cool down before cleaning. 2. Clean all foreign material from the product. WARNING: Keep away from corrosive agents such as garden chemicals and deicing salts. WARNING:The small blade fitted to the cutting attachment guard is designed to trim the new extended line to the correct length for safe and optimum...

  • Page 40: Storing The Product

    STORAGE STORING THE PRODUCT 1. Turn off the product, and allow it to cool down before storing the product. NOTE: Make sure to clean the product before storing. 2. Drain all fuel from tank into a container approved for petrol. Remember to properly replace and tighten the fuel cap.
  • Page 41 STORAGE NOTE: with the blade protector. 4. Store the product in a cool, dry, and well- ventilated place that is inaccessible to children. Keep away from corrosive agents such as garden chemicals and de-icing salts. Do not store outdoors.

  • Page 42: Troubleshooting

    TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION Engine will not start No spark The spark plug may be damaged. Remove it and check for dirt and cracks. Replace with a new spark plug. No fuel Push the primer bulb until the bulb is full of fuel. If bulb does not fill, the primary fuel delivery system is blocked.

  • Page 43: Product Specifications

    Trimmer Brushcutter PRODUCT SPECIFICATIONS Grass trimmer/brushcutter Trigger handle Model RBC52FSBHO n i l 3.3 m/s Weight 3.8 m/s Without fuel, cutting attachment Equivalent vibration total value 4.6 m/s 3.5 m/s and harness With REEL EASY grass trimmer Left handle head n i l 4.1 m/s...

  • Page 44: Maintenance Schedule

    MAINTENANCE SCHEDULE Every 3 Every 6 Every year Every 25 Before month or months or months or hours of each use hours of operation operation operation operation operation Check if fastener is fully tightened Check: Cutting attachment must not rotate in idle mode Clean spark arrestor Replace spark arrestor Check or adjust spark...
  • Page 48 Imported by: Imported by: Techtronic Industries Australia Pty. Ltd. 31 Gilby Road, Mount Waverley, VIC 3149, Melbourne, Australia Techtronic Industries NZ Ltd. 2 Landing Drive, Mangere, Auckland, 2022, New Zealand 09992403001-02...

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