and down. Exercise extreme caution when changing IMPORTANT! direction on slopes. It is essential that you read the instructions in this ■ Do not use the product near drop-offs, ditches, manual before assembling, operating, and maintaining excessively steep slopes, or embankments. Poor the product.
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specified by the manufacturer. Using a charger with an safer at the speed for which it was designed. incompatible battery pack may create a risk of fire. Use ■ Stop the scarifier drum when crossing gravel surfaces. battery pack only with charger listed. ■...
ADDITIONAL BATTERY SAFETY WARNINGS MAINTENANCE To reduce the risk of fire, personal injury, and product ■ Use only original manufacturer’s replacement parts, damage due to a short circuit, never immerse your tool, accessories, and attachments. Failure to do so can battery pack or charger in fluid or allow fluid to flow inside cause injury, can contribute to poor performance, and them.
Regulatory Compliance Mark (RCM). WHAT’S IN THE BOX Product meets applicable regulatory See page 5. requirements. ■ Scarifier x 1 ■ Lower handle x 1 Guaranteed sound power level ■ Middle tubes x 1 ■ Knobs x 4 ■ Screw x 4 SYMBOLS IN THIS MANUAL ■...
GETTING STARTED Always wear safety goggles and hearing protection. Attach the lower handle assembly to the scarifier housing. Raise the rear door. Install the debris catcher, ensuring that it is secure and aligned with the two hooks.
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GETTING STARTED GETTING STARTED GETTING STARTED Secure the middle tubes to the scarifier housing using the Insert the lower handle onto the middle tubes. Align the Insert the upper handle onto the lower handle assembly. Align the holes and insert the screws. Secure the upper handle Use zip ties to secure the wiring along one side of the NOTE: Make sure that the wiring is properly secured to one tightening knobs.
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OVERVIEW Replacing the scarifier drum Operating the product p.15 p.12 Adjusting the scarifying depth p.14...
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OVERVIEW Emptying the debris catcher Storing the product p.21 p.23 Cleaning the product p.19...
OPERATION OPERATING THE PRODUCT WARNING: Do not operate the product over big rocks and boulders. WARNING: Do not operate the product on excessively steep slopes. 1. Raise the rear door. 2. Install the debris catcher, ensuring that it is secure and aligned with the two hooks.
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OPERATION 3. Open the battery cover. Insert the battery packs until the latches snap in place. 4. Insert the isolation key. Close the battery cover. The cover should snap into place. 5. Press the on/off button then squeeze the triggers. Squeezing either trigger will activate the product.
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OPERATION ADJUSTING THE SCARIFYING DEPTH 1. Release the triggers to stop the product. 2. Pull the height adjustment lever to adjust the scarifying depth.
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MAINTENANCE REPLACING THE SCARIFIER DRUM WARNING: The scarifier blades are sharp. Wear gloves when replacing the scarifier drum. 1. Release the triggers to stop the product. 2. Open the battery cover. Remove the isolation key. 3. Press the battery latches, then remove the battery packs.
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MAINTENANCE cover. 4. Tilt the product on its side so the scarifier drum are exposed. WARNING: Scarifier drum is sharp. Keep hands away from the scarifier drum to avoid serious injury. NOTE: Replace damaged or worn out scarifier drums. WARNING: Do not use damaged or worn...
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MAINTENANCE out scarifier drums. Tines may break off and cause injury or contribute to poor performance. 5. Loosen the screws that hold the scarifier drum in place. 6. Remove the bar. 7. Remove the scarifier drum from the scarifer housing by pulling out the top, then pulling up.
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MAINTENANCE 9. Install the new scarifier drum into the scarifier housing, and secure it with the bar. 10. Tighten the screws. 11. Put the product back on four wheels.
MAINTENANCE CLEANING THE PRODUCT 1. Release the triggers to stop the product. 2. Open the battery cover. Remove the isolation key. 3. Press the battery latches then remove the battery packs. Close the battery cover. 4. Remove any debris from the scarifier drum.
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MAINTENANCE WARNING: Do not spray the product with water.
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MAINTENANCE EMPTYING THE DEBRIS CATCHER 1. Release the triggers to stop the product. 2. Open the battery cover. Remove the isolation key. 3. Press the battery latches, then remove the battery packs. Close the battery cover. 4. Unhook the debris catcher, then remove it from the scarifier housing.
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MAINTENANCE 5. Empty the debris into a bin.
STORAGE STORING THE PRODUCT 1. Release the triggers to stop the product. 2. Open the battery cover. Remove the isolation key. 3. Press the battery latches then remove the battery packs. Close the battery cover. 4. Unhook the debris catcher, then remove it from the scarifier housing.
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STORAGE 5. Loosen the tightening knobs on the handles. 6. Fold the handles. 7. Store the product in a cool, dry, and well-ventilated area that is inaccessible to children. Do not store the product outdoors.
NOTE: Visit your local special orders desk or contact PRODUCT SPECIFICATIONS RYOBI Customer Service for replacement parts. WARNING! The declared vibration total values Cordless Scarifier and the declared noise emission values given in this Model OSF1835BL instruction manual have been measured in accordance...
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