Ryobi 766r manual

FOR QUESTIONS, CALL 1-800-345-8746 in U.S. or 1-800-265-6778 in CANADA www .ryobi.com IMPORT ANT MANUAL DO NOT THROW AW A Y OPERA TOR’S MANUAL 2-Cycle Gas T rimmer 766r[...]

THANK YOU Thank you for buying this quality product. This modern outdoor power tool will provide many hours of useful service. Y ou will find it to be a great labor -saving device. This operator’ s manual provides you with easy-to-understand operating instructions. Read the whole manual and follow all the instructions to keep your new outdoor pow[...]

W ARNING! 3 SP ARK ARRESTOR W ARNING CALIFORNIA EMISSION REGULA TIONS NOTE: For users on U.S. Forest Land and in the states of California, Maine, Oregon and W ashington. All U.S. Forest Land and the states of California (Public Resources Codes 4442 and 4443), Or egon and W ashington require, by law that certain internal combustion engines operated [...]

RULES FOR SAFE OPERA TION 4 • Be aware of the risk of injury to the head, hands and feet. • Clear the area to be cut befor e each use. Remove all objects such as rocks, br oken glass, nails, wire, or string which can be thrown or become entangled in the cutting attachment. Clear the area of childr en, bystanders, and pets. At a minimum, keep al[...]

RULES FOR SAFE OPERA TION 5 • Store fuel only in containers specifically designed and approved for the storage of such materials. • Always stop the engine and allow it to cool before filling the fuel tank. Never r emove the cap of the fuel tank, or add fuel, when the engine is hot. Never operate the unit without the fuel cap securely in place. [...]

6 RULES FOR SAFE OPERA TION OTHER SAFETY WARNINGS • Never store the unit, with fuel in the tank, inside a building where fumes may r each an open flame or spark. • Allow the engine to cool before storing or transporting. Be sure to secur e the unit while transporting. • Store the unit in a locked up and dry or high and dry place to prevent un[...]

7 RULES FOR SAFE OPERA TION • THROWN OBJECTS AND ROT A TING CUTTER CAN CAUSE SEVERE INJUR Y WARNING: Do not operate without the cutting attachment shield in place. Keep away from the r otating cutting attachment. • ON/OFF STOP CONTROL ON / ST ART / RUN • ON/OFF STOP CONTROL OFF OR STOP • HOT SURF ACE WARNING Do not touch a hot muffler or cy[...]

RULES FOR SAFE OPERA TION 8 KNOW YOUR UNIT APPLICA TION Use this unit for; • Cutting grass and light weeds. • Decorative trimming around tr ees, fences, etc. Primer Bulb Air filter/Muffler Cover Fuel Cap Throttle Contr ol Power Head Choke Lever D-handle Line Cutting Blade Cutting Attachment Shaft Housing Shaft Grip Spark Plug On/Off Stop Contr [...]

ASSEMBL Y INSTRUCTIONS 9 INST ALLING AND ADJUSTING THE D-HANDLE 1. Push the D-handle down onto the shaft housing so that the handle slants towards the powerhead (Fig. 1). The squared bolt hole in the handle is to the right. Bolt Grip Wing Nut W asher Fig. 3 Fig. 1 Fig. 2 2. Insert the shoulder bolt into the squared hole in the handle. Place the was[...]

ASSEMBL Y INSTRUCTIONS 10 INST ALLING THE CUTTING A TT ACHMENT 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 th[...]

11 OIL AND FUEL INFORMA TION WARNING: Gasoline is extr emely flammable. Ignited V apors may explode. Always stop the engine and allow it to cool before filling the fuel tank. Do not smoke while filling the tank. Keep sparks and open flames at a distance from the ar ea. WARNING: Remove fuel cap slowly to avoid injury from fuel spray . Never operate [...]

ST ARTING/STOPPING INSTRUCTIONS 12 4. Place the choke lever in the FULL choke position (A) (Fig. 8). 8. If the engine does not start, repeat steps 4 through 7. NOTE: If the engine floods while trying to start, place the choke lever in the RUN position (C) . Squeeze the throttle control. Pull the starter r ope briskly . The engine should start withi[...]

OPERA TING INSTRUCTIONS 13 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 r eleased. For best results, tap the Bump Head ™ on bar e ground or har d soil. If line release is attempted in tall grass, the engine may s[...]

OPERA TING INSTRUCTIONS 14 TIPS FOR BEST TRIMMING RESUL TS • The correct angle for the cutting attachment is parallel to the ground. • Do not force the cutting attachment. Allow the tip of the line to do the cutting (especially along walls). Cutting with more than the tip will reduce cutting ef ficiency and may overload the engine. • Cut gras[...]

MAINTENANCE AND REP AIR INSTRUCTIONS 15 LINE INST ALLA TION Always use genuine Ryobi 0.080 in. (2.03 mm.) replacement line. Lar ger line may make the engine overheat or fail. WARNING: Do not use metal reinfor ced line. There ar e two methods to replace the trimming line. • Wind the inner reel with new line • Install a prewound inner r eel NOTE:[...]

MAINTENANCE AND REP AIR INSTRUCTIONS 16 8. Place the spring in the inner reel. NOTE: The spring must be assembled on the inner reel befor e reassembling the cutting attachment. 9. Insert the ends of the line through the eyelets in the outer spool and place inner reel inside the outer spool (Fig. 20). 10. Push the inner r eel and outer spool togethe[...]

MAINTENANCE AND REP AIR INSTRUCTIONS 17 Installing a Prewound Reel 1. Hold the outer spool with one hand and remove the Bump Knob ™ by turning it counterclockwise (Fig. 13, Pg. 15). Inspect the bolt inside the Bump Knob ™ to make sure it will move fr eely . Replace the Bump Knob ™ if damaged. 2. Remove the inner reel fr om the outer spool (Fi[...]

MAINTENANCE AND REP AIR INSTRUCTIONS 18 6. Replace the air filter in the air filter/muffler cover (Fig. 22). NOTE: Operating the unit without the air filter and air filter/muffler cover assembly , will VOID the warranty . Reinstalling the Air Filter/Muffler Cover 1. Place the air filter/muffler cover over the back of the carburetor and muf fler . N[...]

MAINTENANCE AND REP AIR INSTRUCTIONS 19 CARBURETOR ADJUSTMENT The idle speed of the engine is adjustable through the Air filter/Muf fler cover (Fig. 26). 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 reaso[...]

MAINTENANCE AND REP AIR INSTRUCTIONS 20 REPLACING THE SP ARK 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 fr om the spark plug. 2. Clean dirt[...]

CLEANING AND STORAGE 21 TRANSPORTING • Allow the engine to cool before transporting. • Secure the unit while transporting. • Tighten fuel cap before transporting. CLEANING WARNING: T o avoid serious personal injury , always tur n your trimmer off and allow it to cool before you clean or do any maintenance on it. Use a small brush to clean off[...]

TROUBLESHOOTING 22 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 Ignition switch is OFF Empty fuel tank Primer bulb wasn't pressed enough Engine flooded Old or Improperly Mixed Fuel Fouled spark plug Air Filter is Plugged Old or [...]

SPECIFICA TIONS 23 ENGINE Engine T ype . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air -Cooled , 2-Cycle Stroke . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.25 in . (31.75 mm.) Displacement . . . . . . . . . . . . . .[...]

NOTES 24[...]

25 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. ROP must warrant the emission control[...]

R YOBI OUTDOOR PRODUCTS warrants each new R YOBI Product for two (2) years according to the following terms. This warranty extends to the original retail purchaser only and commences on the date of original retail purchase. Any part of the R YOBI Product manufactured or supplied by R YOBI and found in the reasonable judgement of R YOBI to be defect[...]