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 Inspect before use. Replace damaged parts. Make sure fasteners are in place and secure. Check for fuel leaks. Replace string head if cracked, chipped, or damaged in any way. Be sure the string head or blade is properly installed and s...
Page 5 - SYMBOLS
5 SYMBOLS Some of the following symbols may be used on this product. Please study them and learn their meaning for safe operation of this product. SYMBOL NAME EXPLANATION Safety Alert Precautions that involve your safety. Read the Operator’s Manual To reduce the risk of injury, user must read and un...
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 ..................................................................................................................................................................11.7 lbs. SS30 ...............................................................
Page 9 - KNOW YOUR STRING TRIMMER
9 FEATURES KNOW YOUR STRING TRIMMER See Figures 1a - 1d. The safe use of this product requires an understanding of the information on the tool and in this operator’s manual as well as a knowledge of the project you are attempting. Before use of this product, familiarize yourself with all operating f...
Page 10 - ASSEMBLY; UNPACKING
10 ASSEMBLY UNPACKING This product requires assembly. Carefully remove the tool and any accessories from the box. Make sure that all items listed in the packing list are included. Inspect the tool carefully to make sure no breakage or damage occurred during shipping. Do not discard the packing...
Page 11 - ATTACHING THE STORAGE HANGER
11 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 15 - REMOVING THE STRAIGHT SHAFT GRASS; OPERATION
15 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. Remove the hex head bolt and string head assembly. Remove the arbor. Remove the flanged washer and retain it for the blade install...
Page 16 - FUELING AND REFUELING THE TRIMMER; OXYGENATED FUELS
16 FUELING AND REFUELING THE TRIMMER FUEL MIXTUREThis product is powered by a -cycle engine and requires pre-mixing gasoline and -cycle lubricant. Pre-mix unleaded gasoline and -cycle engine lubricant in a clean 1 gallon container approved for gasoline.Recommended fuel: This engine is certified to o...
Page 17 - OPERATING THE TRIMMER
17 Fig. 15 PROPER OPERATInG POSITIOn OPERATION OPERATING THE TRIMMER See Figure 15. WARNING: Always position the unit on the operator’s right side. The use of the unit on the operator’s left side will expose the user to hot surfaces and can result in possible burn injury. WARNING: To avoid burns fro...
Page 18 - TO ADVANCE THE CUTTING LINE (REEL EASY; CUTTING TIPS
18 WARNING: Always hold the string trimmer away from the body keep-ing clearance between the body and the product. Any contact with the housing or string trimmer cutting head can result in burns and/or other serious personal injury. TO ADVANCE THE CUTTING LINE (REEL EASY STRING HEAD) String advance ...
Page 20 - STARTING AND STOPPING; START
0 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 t...
Page 21 - MAINTENANCE; GENERAL MAINTENANCE
1 MAINTENANCE NOTE: Only use the knob to tighten the bolt. The use of other tools may allow overtightening of the bolt, which could damage the string head. NOTE: For the BC30, the gear head locking tool can be inserted through the slot in the flanged washer and gear head to help hold the string head...
Page 22 - INSTALLING STRING IN REEL EASY STRING; INSTALLING PRO CUT II STRING HEAD
MAINTENANCE Fig. 6 INSTALLING STRING IN REEL EASY STRING HEAD See Figures 26 - 27. Use .095 in. diameter monofilament string. Stop the engine and disconnect the spark plug wire. Cut one piece of string approximately 5 ft. in length. Rotate knob on string head until line on knob aligns with arr...
Page 24 - CLEANING AIR FILTER SCREEN
4 MAINTENANCE CLEANING AIR FILTER SCREEN See Figures 30 - 31. For proper performance and long life, keep air filter screen clean. Remove the air filter cover by pushing down on the latch with your thumb while gently pulling on the cover. Brush the air filter screen lightly to clean. Replace th...
Page 25 - TROUBLESHOOTING
5 PROBLEM POSSIBLE CAUSE SOLUTION IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER. TROUBLESHOOTING 1. Clean or replace spark plug. Reset spark plug gap. Refer to Spark Plug Replacement earlier in this manual. . Push primer bulb until bulb is full of fuel. If bulb d...
Page 26 - THIS PRODUCT WAS MANUFACTURED WITH A CATALYST MUFFLER; cALL uS fIRST; WARRANTY
6 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. . Operate trimmer...
Page 27 - LIMITED WARRANTY STATEMENT
7 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, discreti...
Page 29 - NOTES
Page 30 - TECHTRONIC INDUSTRIES NORTH AMERICA, INC.; OPERATOR’S MANUAL; 0cc String Trimmers and Brushcutters; CALIFORNIA PROPOSITION 65; PARTS AND SERVICE; • MODEL NUMBER; HOW TO OBTAIN REPLACEMENT PARTS:; Replacement parts can be purchased online at; HOW TO LOCATE AN AUTHORIZED SERVICE CENTER:; Authorized Service Centers can be located online at; HOW TO OBTAIN CUSTOMER OR TECHNICAL SUPPORT:
TECHTRONIC INDUSTRIES NORTH AMERICA, INC. 148 Pearman Dairy Road, Anderson, SC 965 Phone 1-800-860-4050 www.ryobitools.com OPERATOR’S MANUAL 30cc String Trimmers and Brushcutters CS30 — RY30530, RY30931SS30 — RY30550, RY30951BC30 — RY30570, RY30971 RYOBI ® is a registered trademark of Ryobi Limited ...