Page 2 - THANK YOU
INTRODUCTION 2 TABLE OF CONTENTS THANK YOU Thank you for purchasing this quality product. This modern outdoor power tool is designed toprovide many hours of useful service. You will find it to be a great labor-saving device. This operator’s manual provides you with easy-to-understand operating instr...
Page 3 - THE ENGINE EXHAUST FROM THIS; WARNING; California Proposition 65 Warning:
3 SPARK ARRESTOR CALIFORNIA EMISSION REGULATIONS SAFETY WARNINGS The engine of your lawn and garden care product meets the 1995 to 1998 California emissionsregulations. These units are identified by the label on the engine of your product. A typicalidentification label is shown.To ensure that your u...
Page 4 - WHILE OPERATING; SAFETY WARNINGS; READ ALL INSTRUCTIONS; BEFORE OPERATING; • IMPORTANT SAFETY INFORMATION •
WHILE OPERATING • Wear safety glasses or goggles and ear/hearing protection at all times whenoperating this unit. Always wear a face or dust mask if the operation is dusty. • Dress properly. Do not operate this unit when barefoot or wearing open sandals.Always wear sturdy, rubber-soled footwear.The ...
Page 5 - OTHER SAFETY WARNINGS; SAVE THESE INSTRUCTIONS
SAFETY WARNINGS 5 • Keep all bystanders, especially children and pets, at least 30 feet (9.1 m) away from the unit during operation. • Do not operate the engine faster than the speed necessary to cut, trim or edge. Do not run the engine at high speed when not cutting. • Always stop the engine when c...
Page 7 - ASSEMBLY INSTRUCTIONS; INSTALLING THE STRING GUARD
ASSEMBLY INSTRUCTIONS 7 INSTALLING AND ADJUSTING THELOOP HANDLE If the loop handle is not assembled on thismodel, use the following instructions:1. Place the loop handle and bottom handle clamp on the boom shaft (Fig. 1). 2. Install, one at a time , the four (4) screws and four (4) hex nuts with a P...
Page 8 - OIL AND FUEL INFORMATION; DEFINITION OF BLENDED FUELS; OIL AND FUEL MIXING INSTRUCTIONS
8 OIL AND FUEL INFORMATION Old or improperly mixed fuel are usually the main reasons for the unit not runningproperly. Be sure to use fresh, clean fuel andfollow the instructions carefully for the properfuel/oil mixture. NOTE: Alcohol-blended fuel absorbs moisture(water). As little as 1% moisture in...
Page 9 - OPERATING INSTRUCTIONS
9 OPERATING INSTRUCTIONS Fig. 6 1. MIX OIL WITH GAS AND FILL FUEL TANKWITH FUEL/OIL MIXTURE per instructions on page 8. 2. Put the IGNITION SWITCH IN THE “ON” POSITION (Fig. 5). 3. FULLY PRESS AND RELEASE THE PRIMERBULB 5 TO 7 TIMES. FUEL SHOULD BEVISIBLE IN THE BULB (Fig. 6). 4. PLACE THE CHOKE LEV...
Page 10 - OPERATING THE CLICK-LINK SYSTEM
10 OPERATING INSTRUCTIONS OPERATING THE CLICK-LINK SYSTEM This unit is equipped with a Click-Link ® System, which enables optional attachments to beinstalled on the unit. The optional attachmentsare: Blower/Vacuum. . . . . . . . . . . . . . . . . . . . . BV720rCultivator . . . . . . . . . . . . . . ...
Page 11 - MAINTENANCE AND REPAIR INSTRUCTIONS
11 OPERATING INSTRUCTIONS CAUTION: Do not remove or alter the line cutting blade assembly.Excessive line length will cause clutch to overheat and may result in serious personal injury. Fig. 12 Each time the head is bumped, about 1 inch(25.4 mm) of trimming line is released. A blade in the string gua...
Page 14 - AIR FILTER MAINTENANCE
MAINTENANCE AND REPAIR INSTRUCTIONS 14 3. Wash the filter in detergent and water (Fig. 26). Rinse the filter thoroughly and allow it to dry. Fig. 26 Air Filter Fig. 24 2. Remove the air filter (Fig. 25). Fig. 25 AIR FILTER MAINTENANCE CLEAN AND RE-OIL THE AIR FILTER EVERY10 HOURS OF OPERATION. Your ...
Page 15 - CARBURETOR ADJUSTMENT
MAINTENANCE AND REPAIR INSTRUCTIONS 15 6. Reinstall the filter (Fig. 25) and air filter cover. NOTE: If the unit is operated without the carburetor/air filter cover assembled,you will VOID the warranty. The condition of the air filter is important to theoperation of the unit. A dirty air filter will...
Page 16 - REPLACING THE SPARK PLUG; STORAGE; CLEANING
16 0.025 inch (0.655 mm) CAUTION: Replace a cracked, fouled or dirty spark plug. Do not sand blast,scrape, or clean electrodes becausethe engine could be damaged by gritentering the cylinder. REPLACING THE SPARK PLUG Use a Champion RCJ-6Y spark plug (or equivalent).Correct air gap is 0.025 in. (0.65...
Page 17 - TROUBLESHOOTING
17 TROUBLESHOOTING If further assistance is required, contact your authorized service dealer. PROBLEM CAUSE ACTION Engine will not start Fouled spark plug Engine will not idle Engine will not accelerate Engine lacks power orstalls when cutting Cutting head will notadvance line Ignition switch is “OF...
Page 18 - SPECIFICATIONS; DRIVE SHAFT & CUTTING HEAD
18 SPECIFICATIONS DRIVE SHAFT & CUTTING HEAD Drive Shaft Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Aluminum Tube (Click-Link)Throttle Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Finger-Tip Trigger...
Page 20 - RYOBI OUTDOOR PRODUCTS; LIMITED TWO-YEAR WARRANTY; SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.
RYOBI OUTDOOR PRODUCTS warrants each newRYOBI Product for two (2) years according to thefollowing terms. This warranty extends to the original retail purchaseronly and commences on the date of original retailpurchase. Any part of the RYOBI Product manufactured orsupplied by RYOBI and found in the re...