Page 3 - GENERAL SAFETY RULES; READ ALL INSTRUCTIONS
3 GENERAL SAFETY RULES WARNING: Read and understand all instructions. Failure to follow all instructions listed below may result in electric shock, fire and/or serious personal injury. READ ALL INSTRUCTIONS For safe operation, read and understand all instructions before using this product. Follow ...
Page 4 - SPECIFIC SAFETY RULES; SPECIFIC SAFETY RULES FOR TRIMMER
4 SPECIFIC SAFETY RULES SPECIFIC SAFETY RULES FOR TRIMMER USE Replace string head if cracked, chipped, or damaged in any way. Be sure the string head or blade is properly installed and securely fastened. Failure to do so can cause serious injury. Make sure all guards, straps, deflectors, and han...
Page 5 - SYMBOLS
5 SYMBOLS 50' 15m 50' 15m Some of the following symbols may be used on this tool. Please study them and learn their meaning for safe operation of this product. SYMBOL NAME EXPLANATION Safety Alert Symbol Precautions that involve your safety. Read the Operator’s Manual To reduce the risk of injury, u...
Page 6 - SERVICE; SAVE THESE INSTRUCTIONS
6 SYMBOLS SERVICE Servicing requires extreme care and knowledge and should be performed only by a qualified service technician. For service we suggest you return the product to your nearest AUTHORIZED SERVICE CENTER for repair. When servic-ing, use only identical replacement parts. WARNING: SAVE THE...
Page 7 - FEATURES; PRODUCT SPECIFICATIONS
7 FEATURES PRODUCT SPECIFICATIONS Weight - (without fuel) CS30 .................................................................................................................................................... 10.7 lbs. (4.9 kg.) SS30 ..................................................................
Page 9 - KNOW YOUR STRING TRIMMER; ERGONOMIC DESIGN
9 ASSEMBLY FEATURES KNOW YOUR STRING TRIMMER See Figures 1a - 1c. Before attempting to use this product, familiarize yourself with all ope rating features and safety rules. ERGONOMIC DESIGN The design of the trimmer provides for easy handling. It is designed for comfort and ease of grasp when operat...
Page 10 - ASSEMBLY
10 INSTALLING THE POWER HEAD TO THE ATTACHMENT See Figure 2. WARNING: Never install, remove, or adjust any attachment while power head is running. Failure to stop the engine can cause serious personal injury. The attachment connects to the power head by means of a coupler device. Loosen the knob o...
Page 14 - REMOVING THE STRAIGHT SHAFT GRASS; OPERATION
14 ASSEMBLY REMOVING THE STRAIGHT SHAFT GRASS DEFLECTOR AND STRING HEAD See Figures 10 - 13. Align the slot in the flanged washer with the slot in the gear head. Place the gear head locking tool through the slot in the flanged washer and gear head. Remove the string head assembly. Remove the...
Page 15 - FUELING AND REFUELING THE TRIMMER; OPERATING THE TRIMMER
15 FUELING AND REFUELING THE TRIMMER FUEL MIXTUREThis product is powered by a 2-cycle engine and requires pre-mixing gasoline and 2-cycle oil. Pre-mix unleaded gaso-line and 2-cycle engine oil in a clean 1 gallon container ap-proved for gasoline.Recommended fuel: This engine is certified to operate ...
Page 17 - CUTTING TECHNIQUE - BLADE
17 Inspect and clear the area of any hidden objects such as glass, rocks, concrete, fencing, wire, wood, metal, etc. Never use blades near sidewalks, fencing, posts, build- ings or other immovable objects. Never use a blade after hitting a hard object without first inspecting it for damage. Do...
Page 18 - STARTING AND STOPPING; START POSITION
18 OPERATION STARTING AND STOPPING See Figures 21 - 23. TO START A COLD ENGINE:DO NOT squeeze the throttle trigger until the engine starts and runs. Lay the trimmer on a flat, bare surface. PRIME - Press the primer bulb 7 times. SET the start lever to the START position. PULL the rope until ...
Page 19 - MAINTENANCE; GENERAL MAINTENANCE
19 MAINTENANCE Fig. 24 SPOOL RETAINER Fig. 25 SPRING SLOTS STRING HEAD EYELETS SHAFT Remove the empty spool from the string head. Keep the spring attached to the spool. To install the new spool, make sure the two strings are captured in the slots opposite each other on the new spool. Make sure t...
Page 20 - STRING REPLACEMENT
20 To install the spool retainer: Turn the spool retainer clockwise for model CS30. Turn the spool retainer counterclockwise for models SS30 and BC30. Pull the strings again to rotate the spool into cutting position. Push the spool retainer down while pulling on string(s) to manually advance the...
Page 22 - TROUBLESHOOTING
22 PROBLEM POSSIBLE CAUSE SOLUTION IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER. TROUBLESHOOTING 1. Check spark. Remove spark plug. Reattach the spark plug cap and lay spark plug on metal cylinder. Pull the rope and watch for spark at spark plug tip. If there is...
Page 23 - THIS PRODUCT WAS MANUFACTURED WITH A CATALYST MUFFLER; CALL US FIRST; WARRANTY
23 PROBLEM POSSIBLE CAUSE SOLUTION IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER. TROUBLESHOOTING 1. Clean threads and lubricate with grease - if no improvement, replace the spool retainer. 1. Cut tall grass from the top down to prevent wrapping. 2. Operate trimm...
Page 24 - LIMITED WARRANTY STATEMENT
24 WARRANTY LIMITED WARRANTY STATEMENT Techtronic Industries North America, Inc., warrants to the original retail purchaser that this RYOBI ® brand outdoor product is free from defect in material and workmanship and agrees to repair or replace, at Techtronic Industries North America, Inc.’s, discret...
Page 25 - TECHTRONIC INDUSTRIES NORTH AMERICA, INC., LIMITED WARRANTY; TO MODEL NUMBERS REQUIRED TO MEET THE CARB REQUIREMENTS.
25 WARRANTY TECHTRONIC INDUSTRIES NORTH AMERICA, INC., LIMITED WARRANTY FEDERAL AND CALIFORNIA EMISSION CONTROL SYSTEMS NON-ROAD AND SMALL OFF-ROAD ENGINES The U.S. Environmental Protection Agency (EPA), the California Air Resources Board (CARB), and Techtronic Industries North America, Inc., are pl...
Page 26 - TECHTRONIC INDUSTRIES NORTH AMERICA, INC.; • SERVICE; • MODEL NUMBER; OPERATOR’S MANUAL; 0cc String Trimmers and Brushcutters
TECHTRONIC INDUSTRIES NORTH AMERICA, INC. 1428 Pearman Dairy Road, Anderson, SC 29625 Post Office Box 1207, Anderson, SC 29622 Phone 1-800-860-4050 www.ryobitools.com • SERVICE Now that you have purchased your tool, should a need ever exist for repair parts or service, simply contact your nearest Au...