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Summary of Contents for Ryobi 875r
- Page 1 875r 4-Cycle Gas Trimmer 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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Page 2: Table Of Contents
A. Operating the Click-Link System ... . . 13 B. Holding the Trimmer ..... . 14 C. -
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
• Use only 0.080 inch (2.03 mm) diameter genuine Ryobi replacement line. Never use metal-reinforced line, wire, or rope, etc.. These can break off and become a dangerous projectile. -
Page 5: Save These Instructions
• Stop and switch the engine to off for maintenance, repair, or for changing the cutting attachment or other attachments. • Use only genuine Ryobi replacement parts when servicing this unit. These parts are available from your authorized service dealer. Do not use parts, accessories or attachments not authorized by Ryobi for this unit. -
Page 6: Safety And International Symbols
RULES FOR SAFE OPERATION SAFETY AND INTERNATIONAL SYMBOLS This operator's manual describes safety and international symbols and pictographs that may appear on this product. Read the operator's manual for complete safety, assembly, operating and maintenance and repair information. SYMBOL MEANING •... - Page 7 RULES FOR SAFE OPERATION SYMBOL MEANING • 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. • ON/OFF STOP CONTROL ON / START / RUN •...
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Page 8: Know Your Unit
• Cutting grass and light weeds. • Edging • Decorative trimming around trees, fences, etc. Other optional accessories may be used with the 875r. See list of add-ons on page 13. Shaft Housing Line Cutting Blade Muffler Muffler Guard Starter Rope Grip... -
Page 9: Assembly Instructions
ADJUSTING THE J-HANDLE 1. Loosen the four (4) screws holding the J-handle in place (Fig. 1). Do not completely remove the screws. (4) Screws Fig. 1 2. Slide the J-handle in or out until the arrow/white line on the decal touches the clamp assembly (Fig. 2). Decal Fig. -
Page 10: Oil And Fuel Information
RECOMMENDED OIL TYPE Using the proper type and weight of oil in the crankcase is extremely important. Check the oil before each use and change the oil regularly. Failure to use the correct oil, or using dirty oil, can cause premature engine wear and failure. -
Page 11: Recommended Fuel Type
RECOMMENDED FUEL TYPE Old fuel is the primary reason for the unit not running properly. Be sure to use fresh, clean, unleaded Gasoline. NOTE: This is a four cycle engine. In order to avoid damage to the unit, do not mix oil with Gasoline. -
Page 12: Starting/Stopping Instructions
STARTING/STOPPING INSTRUCTIONS STARTING INSTRUCTIONS Cold Start - First Start of the Day or Engine Ran Out of Fuel WARNING: Operate this unit only in a well ventilated area outdoors. Carbon monoxide exhaust fumes can be lethal in a confined area. 1. -
Page 13: Operating Instructions
Edger ........LE720r Hedge Trimmer ......HS720r Snow Thrower . -
Page 14: Holding The Trimmer
The Bump Head™ cutting attachment allows you to release trimming line without stopping the engine. To release more line, lightly tap the cutting attachment on the ground (Fig. 15) while operating the trimmer at high speed. NOTE: Always keep the trimming line fully extended. -
Page 15: Decorative Trimming
DECORATIVE TRIMMING Decorative trimming is accomplished by removing all vegetation around trees, posts, fences, etc. Rotate the whole unit so that the cutting attachment is at a 30° angle to the ground (Fig. 16). MAINTENANCE AND REPAIR INSTRUCTIONS NOTE: Some maintenance procedures may require special tools or skills. -
Page 16: Line Installation For The Speedspool
MAINTENANCE AND REPAIR INSTRUCTIONS LINE INSTALLATION FOR THE SPEEDSPOOL Always use genuine Ryobi 0.080 inch (2.03 mm) replacement line. Line other than specified may make the engine overheat or fail. WARNING: Never use metal-reinforced line, wire, or rope, etc. These can break off and become a dangerous projectile. -
Page 17: Installing A Prewound Reel
MAINTENANCE AND REPAIR INSTRUCTIONS 7. Repeat procedures 4-6 with the second piece of line. 8. Hold the outer spool. Wind the inner reel counterclockwise until approximately four (4) inches (102 mm) of line remain (Fig. 21). NOTE: Do not wind the inner reel before installing the second piece of line. -
Page 18: Cleaning The Speedspool
MAINTENANCE AND REPAIR INSTRUCTIONS ® CLEANING THE SPEEDSPOOL ® Cleaning the SpeedSpool may be necessary, • To remove jammed or excess line, ® • If the SpeedSpool becomes difficult to wind or does not operate correctly when bumping the head on the ground, 1. -
Page 19: Checking The Oil Level
MAINTENANCE AND REPAIR INSTRUCTIONS CHECKING THE OIL LEVEL CAUTION: To prevent extensive engine wear and damage to the unit, always maintain the proper oil level in the crankcase. Never operate the unit with the oil level below the bottom of the dipstick. The importance of checking and maintaining the proper oil level in the crankcase cannot be overemphasized. -
Page 20: Air Filter Maintenance
AIR FILTER MAINTENANCE Cleaning the Air Filter WARNING: To avoid serious personal injury, always turn your trimmer off and allow it to cool before you clean or do any maintenance on it. Clean and re-oil the air filter every 10 hours of operation. -
Page 21: Carburetor Adjustment
MAINTENANCE AND REPAIR INSTRUCTIONS CARBURETOR ADJUSTMENT The idle speed of the engine is adjustable. An idle adjustment screw is reached though a hole in the top of the engine cover (Fig 37). NOTE: Careless adjustments can seriously damage your unit. An authorized service dealer should make carburetor adjustments. -
Page 22: Rocker Arm Clearance
MAINTENANCE AND REPAIR INSTRUCTIONS ROCKER ARM CLEARANCE This requires disassembly of the engine. If you feel unsure or unqualified to perform this, take the unit to an authorized service center. NOTE: Inspect the valve to rocker arm clearance with a feeler gauge after the first 10 hours of operation and then every 50 hours of operation thereafter. - Page 23 MAINTENANCE AND REPAIR INSTRUCTIONS 9. Slide the feeler gauge between the rocker arm and the valve return spring. Measure the clearance between the valve stem and rocker arm (Fig 42). Do both intake and exhaust valves. Rocker Arms Feeler Gauge Gasket Fig.
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Page 24: Replacing The Spark Plug
MAINTENANCE AND REPAIR INSTRUCTIONS REPLACING THE SPARK PLUG Use only genuine Ryobi spark plugs. The correct air gap is 0.025 in. (0.655 mm.). Remove the plug after every 50 hours of operation and check its condition. 1. Stop the engine and allow it to cool. Grasp the plug wire firmly and pull the cap from the spark plug. -
Page 25: Cleaning And Storage
CLEANING WARNING: To avoid serious personal injury, always turn your trimmer off and allow it to cool before you clean or do any maintenance on it. Use a small brush to clean off the outside of the unit. Do not use strong detergents. Household cleaners that contain aromatic oils such as pine and lemon, and such as kerosene, can damage plastic housing or handle. -
Page 26: Troubleshooting Chart
ENGINE WILL NOT START C A U S E Ignition switch is OFF Empty fuel tank Primer bulb wasn't pressed enough Engine flooded Old Gasoline Fouled spark plug ENGINE WILL NOT IDLE C A U S E Air Filter is Plugged Old Gasoline Improper carburetor adjustment ENGINE WILL NOT ACCELERATE... -
Page 27: Specifications
ENGINE ENGINE Engine Type ..............Air-Cooled, 4-Cycle Displacement . - Page 28 NOTES...
- Page 29 • In order to file a claim, go to your nearest Authorized Ryobi Service Center. Warranty services or repairs will be provided at all Authorized Ryobi Service Centers. • Any manufacturer approved replacement part may be used in the performance of any warranty maintenance or repair of emission related parts and will be provided without charge to the owner.
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Page 30: Warranty
RYOBI Operator’s Manual. This warranty does not apply to any damage to the RYOBI Product that is the result of improper maintenance or to any RYOBI Product that has been altered or modified so as to...