Ryobi 767r Operator's Manual
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Ryobi 767r Operator's Manual

2-cycle gas trimmer
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767R – 775R
2-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 1 767R – 775R 2-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...

  • Page 2: Table Of Contents

    III. Assembly Instructions ... . 9-11 A. Installing and Adjusting D-Handle (Model 767r) ....9 B. Installing and Adjusting J-Handle (Model 775r) .

  • Page 3: California Emission Regulations

    CALIFORNIA EMISSION REGULATIONS This unit meets the 1995 to 1998 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 in (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: While Operating

    • 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: Other Safety Warnings

    RULES FOR SAFE OPERATION OTHER SAFETY WARNINGS • Never store the unit, with fuel in the tank, inside a building where fumes may reach an open flame or spark. • Allow the engine to cool before storing or transporting. Be sure to secure the unit while transporting.
  • Page 7 RULES FOR SAFE OPERATION SYMBOL • 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 •...

  • Page 8: Know Your Unit

    Use this unit for; • Cutting grass and light weeds. • Decorative trimming around trees, fences, etc. Other accessories may be used with the 775r. See list of add-ons on page 14. D-handle (767r) Handle Hardware ® Click-Link Coupler (775r) Cutting Attachment...

  • Page 9: Assembly Instructions

    ASSEMBLY INSTRUCTIONS INSTALLING AND ADJUSTING THE D-HANDLE - MODEL 767r 1. Push the D-handle down onto the shaft housing so that the handle slants toward the powerhead (Fig. 1). The squared bolt hole in the handle is to the right.

  • Page 10: Model 775R

    ASSEMBLY INSTRUCTIONS INSTALLING AND ADJUSTING THE J-HANDLE - MODEL 775r 1. Place the J-handle between the top and middle clamp pieces (Fig. 4). (4) Screws Top Clamp Middle Clamp Bottom Clamp Nuts Fig. 4 2. Install, one at a time, the four (4) screws and four (4) hex nuts through the top, middle and bottom clamps with a large Phillips screwdriver.

  • Page 11: Installing Cutting Attachment Shield

    Use the following instructions if the cutting attachment shield on your unit is not installed. WARNING: Never operate the trimmer without the cutting attachment shield in place to prevent serious personal injury. 1. Slide the cutting attachment shield into the shield mount on the cutting attachment.

  • Page 12: Oil And Fuel Information

    Thoroughly mix the proper ratio of 2-cycle engine oil with unleaded gasoline in a separate gasoline mixed with one 4 oz. (120 ml.) bottle of RYOBI 2 CYCLE OIL makes a 32:1 fuel/oil ratio. RYOBI 2 CYCLE OIL 1 US. GALLON 4.0 FL.

  • Page 13: Starting/Stopping Instructions

    STARTING/STOPPING INSTRUCTIONS STARTING INSTRUCTIONS WARNING: Avoid accidental starting. Be in the starting position when pulling the starter rope (Fig. 12). The operator and unit must be in a stable position while starting to avoid serious personal injury. 1. Mix gas with oil. Fill fuel tank with fuel/oil mixture.

  • Page 14: Operating Instructions

    Snowthrower ....ST720r Straight Shaft Trimmer ... . . SS725r Sweeper/Blower ....SB720r Tree Pruner .

  • Page 15: Holding The Trimmer

    (Fig. 18) while operating the trimmer at high speed. NOTE: Always keep the trimming line fully Model 767r Each time the head is bumped, about 1 in. (25.4 mm.) of trimming line is released. A blade in the cutting attachment shield will cut the line to the proper length if excess line is released.

  • Page 16: Tips For Best Trimming Results

    Cutting to the left improves the unit's cutting efficiency. Clippings are thrown away from the operator. • Slowly move the trimmer into and out of the cutting area at the desired height. Move either in a forward-backward or side-to-side motion. Cutting shorter lengths produces the best results.

  • Page 17: Line Installation For The Speedspool

    MAINTENANCE AND REPAIR INSTRUCTIONS LINE INSTALLATION FOR THE ® SPEEDSPOOL Always use genuine Ryobi 0.080 in. (2.03 mm.) replacement line. Larger line may make the engine overheat or fail. WARNING: Do not use metal reinforced line. There are two methods to replace the ®...

  • Page 18: Installing A Prewound Reel

    MAINTENANCE AND REPAIR INSTRUCTIONS 8. Hold the outer spool. Wind the inner reel counterclockwise until approximately four (4) inches (102 mm.) of line remain (Fig. 24). NOTE: Do not wind the inner reel before installing the second piece of line. Fig.

  • Page 19: Air Filter Maintenance

    AIR FILTER MAINTENANCE Removing the Air Filter/Muffler Cover 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. 1. Place the choke lever in the PARTIAL choke position (B).

  • Page 20: Cleaning The Air Filter

    MAINTENANCE AND REPAIR INSTRUCTIONS 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 through the Air filter/Muffler cover (Fig. 36). NOTE: Careless adjustments can seriously damage your unit. An authorized service dealer should make carburetor adjustments. Check Fuel Mixture Old and/or improperly mixed fuel is usually the reason for the unit not running properly.

  • Page 22: Replacing The Spark Plug

    MAINTENANCE AND REPAIR INSTRUCTIONS REPLACING THE SPARK PLUG Use a Champion RDJ7Y spark plug (or equivalent). The correct air gap is 0.020 in. (0.5 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 it from the spark plug.

  • Page 23: Long Term Storage

    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.

  • Page 24: Troubleshooting Chart

    PROBLEM Engine will not start Engine will not idle Low idle speed Engine will not accelerate Engine lacks power or stalls when cutting Cutting head will not advance line Cutting line advances uncontrollably TROUBLESHOOTING CAUSE Ignition switch is OFF Empty fuel tank Primer bulb wasn't pressed enough Engine flooded...

  • Page 25: Specifications

    SPECIFICATIONS ENGINE Engine Type ........... . . Air-Cooled, 2-Cycle Stroke .
  • Page 26 NOTES...

  • Page 27: California Emission Control Warranty Statement Your Warranty Rights And Obligations

    CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The California Air Resources Board and Ryobi Outdoor Products (ROP), are pleased to explain the emission control system warranty on your 1995 and later small off-road engine. In California, new small off-road engines must be designed, built and equipped to meet the State's stringent anti-smog standards.

  • Page 28: Limited Two-Year 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...

This manual is also suitable for:

775r

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