Ryobi 890r Operator's Manual
Ryobi 890r Operator's Manual

Ryobi 890r Operator's Manual

4-cycle gas trimmer/brushcutter
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890r
4-Cycle Gas Trimmer/Brushcutter
OPERATOR'S MANUAL
FOR QUESTIONS, CALL 1-800-345-8746 in U.S. or
1-800-265-6778 in CANADA
www.ryobi.com
IMPORTANT MANUAL
DO NOT THROW AWAY

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Summary of Contents for Ryobi 890r

  • Page 1 890r 4-Cycle Gas Trimmer/Brushcutter OPERATOR’S MANUAL FOR QUESTIONS, CALL 1-800-345-8746 in U.S. or 1-800-265-6778 in CANADA www.ryobi.com IMPORTANT MANUAL DO NOT THROW AWAY...
  • Page 2: Table Of Contents

    B. Line Installation ......18 • 1-800-345-8746 or www.ryobi.com on the world wide C. Installing a Prewound Reel ....19 web for authorized service dealers in the United States D.
  • Page 3: California Emission Regulations

    CALIFORNIA EMISSION REGULATIONS This engine meets U.S. EPA PH1 and 2000 model year and later California emissions regulations for small off-road engines. These units are identified by the label on the engine of your product. A typical identification label is shown. To ensure that your unit continues to meet these regulations, refer to the following information and instructions in this operator’s manual.
  • Page 4: Rules For Safe Operation

    • Move the unit at least 30 feet (9.1 m) from the fueling • Use only 0.095 inch (2.41 mm) diameter genuine Ryobi source and site before starting the engine. Do not replacement line. Never use metal-reinforced line, smoke, keep sparks and open flames from the area wire, or rope, etc.
  • Page 5 Repair or replace affected parts as accessories for this unit. These are available from necessary. your authorized service dealer. Use of any non Ryobi parts or accessories could lead to serious injury to the AFTER USE user, or damage to the unit, and void your warranty.
  • Page 6: Safety And International Symbols

    RULES FOR SAFE OPERATION OTHER SAFETY WARNINGS • Never douse or squirt the unit with water or any other liquid. Keep handles dry, clean and free from debris. • Never store the unit, with fuel in the tank, inside a Clean after each use, see Cleaning and Storage building where fumes may reach an open flame or instructions.
  • Page 7 RULES FOR SAFE OPERATION SYMBOL MEANING • OIL Refer to operator's manual for the proper type of oil. • THROWN OBJECTS AND ROTATING CUTTER CAN CAUSE SEVERE INJURY WARNING: Do not operate without the cutting attachment shield in place. Keep away from the rotating cutting attachment. •...
  • Page 8: Know Your Unit

    • Cutting weeds and light bush of up to 1/2 inch in Starter Rope Grip diameter. Shaft Grip Other optional accessories may be used with the 890r. See list of add-ons on page 15. Throttle Lock-Out On/Off Stop Control Throttle...
  • Page 9: Assembly Instructions

    ASSEMBLY INSTRUCTIONS INSTALLING AND ADJUSTING THE J-HANDLE 6. While holding the unit in the operating position (Fig. 3), position the J-handle to the location 1. Place the J-handle between the top and middle that provides you the best grip. clamp pieces (Fig. 1). 7.
  • Page 10: Cutting Attachment Shield

    ASSEMBLY INSTRUCTIONS REMOVING AND INSTALLING CUTTING ATTACHMENT SHIELD Remove the cutting attachment shield when using the unit as a brushcutter. Output Shaft WARNING: The cutting attachment shield should NOT be installed when operating the Output Shaft unit with a blade. Remove the cutting Bushing attachment shield before removing or installing the blade.
  • Page 11: Remove The Cutting Attachment And Install The Cutting Blade

    ASSEMBLY INSTRUCTIONS 4. Center the cutting blade on the pilot step of the • If using a torque wrench and an 5/8 inch socket output shaft bushing (Fig. 11). tighten to; 325 - 335 in•lb, Output Shaft 27 - 28 ft.•lb, 37 -38 N•m.
  • Page 12: Oil And Fuel Information

    ASSEMBLY INSTRUCTIONS 3. While holding the locking rod, loosen the nut on NOTE: The blade retainer must be installed on the the blade by turning it clockwise with a 5/8 inch output shaft in the position shown for the cutting closed-end or socket wrench (Fig.
  • Page 13: Recommended Fuel Type

    OIL AND FUEL INFORMATION 4. Pour the entire bottle of oil into the oil fill hole FUELING UNIT (Fig. 19). WARNING: Gasoline is extremely flammable and its vapors can explode if ignited. To avoid serious personal injury, always stop the engine and allow it to cool before filling the fuel tank.
  • Page 14: Starting/Stopping Instructions

    STARTING/STOPPING INSTRUCTIONS STARTING INSTRUCTIONS 9. Pull the starter rope 1 to 3 pulls until the engine starts. Run for 15-30 seconds. If the unit fails to start Cold Start - First Start of the Day or Engine Ran Out return to step 7. of Fuel 10.
  • Page 15: Operating Instructions

    STARTING/STOPPING INSTRUCTIONS STOPPING INSTRUCTIONS 2. To stop the engine, put the Start/Stop Engine Control in the STOP [ O ] position (Fig. 21). 1. Release your hand from the throttle control (Fig. 23). Allow the engine to idle. OPERATING INSTRUCTIONS ®...
  • Page 16: Holding The Trimmer

    OPERATING INSTRUCTIONS HOLDING THE TRIMMER Each time the head is bumped, about 1 inch (25.4 mm.) of trimming line is released. A blade in the cutting WARNING: Always wear eye, hearing, foot attachment shield will cut the line to the proper length if and body protection to reduce the risk of excess line is released.
  • Page 17: Decorative Trimming

    OPERATING INSTRUCTIONS DECORATIVE TRIMMING WARNING: The blade continues to spin after Decorative trimming is accomplished by removing all the engine is turned off. The coasting blade vegetation around trees, posts, fences, etc. can seriously cut you if accidentally touched. Rotate the whole unit so that the cutting attachment is at •...
  • Page 18: Maintenance And Repair Instructions

    4. Use a clean cloth to clean the the inner reel, spring, shaft, and inner surface of the outer spool (Fig. 33). Always use genuine Ryobi 0.095 in. (2.41 mm.) replacement line. Larger line may make the engine 5. Check the indexing teeth on the inner reel and outer overheat or fail.
  • Page 19: Installing A Prewound Reel

    MAINTENANCE AND REPAIR INSTRUCTIONS 6. Take approximately 25 feet (7.6 m) of new trimming line, loop it into two equal lengths. Insert each end of the line through one of the two holes in the inner reel (Fig. 35). Pull the line through the inner reel so that the loop is as small as possible.
  • Page 20: Checking The Oil Level

    MAINTENANCE AND REPAIR INSTRUCTIONS CHECKING THE OIL LEVEL CHANGING THE OIL For a new engine, change the oil after the first 10 hours CAUTION: To prevent extensive engine wear of operation. Change the oil while the engine is still and damage to the unit, always maintain the warm.

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