Summary of the content on the page No. 1
875r
4-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
Summary of the content on the page No. 2
INTRODUCTION TABLE OF CONTENTS I. California Emission Regulations . . . . . . . . . . . . . . . . . 3 THANK YOU Thank you for buying this quality product. This modern II. Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . . 4-8 outdoor power tool will provide many hours of useful A. Important Safety Information . . . . . . . . . . . . . . . 4-5 service. You will find it to be a great labor-saving device. B. Safety and International Symbols . . . . . . . . . . . 6-7 This operator’s
Summary of the content on the page No. 3
CALIFORNIA EMISSION REGULATIONS This engine meets U.S. EPA PH1 and 2000 model year and later 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. California Proposition 65 Warning: WARNING THE ENGINE EXHAUST FROM THIS PRODUCT CONTAINS CHEM
Summary of the content on the page No. 4
RULES FOR SAFE OPERATION The purpose of safety symbols is to attract your DANGER: Failure to obey a safety warning attention to possible dangers. The safety symbols, and will result in serious injury to yourself or to their explanations, deserve your careful attention and others. Always follow the safety precautions understanding. The safety warnings do not by to reduce the risk of fire, electric shock, and themselves eliminate any danger. The instructions or personal injury. warnings they give
Summary of the content on the page No. 5
RULES FOR SAFE OPERATION WHILE OPERATING • If you strike or become entangled with a foreign object, stop the engine immediately and check for • Never start or run the unit inside a closed room or damage. Do not operate before repairing damage. Do building. Breathing exhaust fumes can kill. Operate not operate the unit with loose or damaged parts. this unit only in a well ventilated area outdoors. • Stop and switch the engine to off for maintenance, • Wear safety glasses or goggles that are mark
Summary of the content on the page No. 6
RULES FOR SAFE OPERATION SAFETY AND INTERNATIONAL SYMBOLS This operator's manual describes safety and international symbols and pictographs that may appear on this product. Read the operator's manual for complete safety, assembly, operating and maintenance and repair information. SYMBOL MEANING • SAFETY ALERT SYMBOL Indicates danger, warning, or caution. May be used in conjunction with other symbols or pictographs. • WARNING - READ OPERATOR'S MANUAL Read the Operator’s Manual(s) and follow all
Summary of the content on the page No. 7
RULES FOR SAFE OPERATION SYMBOL MEANING • 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 • ON/OFF STOP CONTROL OFF OR STOP • HOT SURFACE WARNING Do not touch a hot muffler or cylinder. You may get burned. These parts get extremely hot from operation. When turned off they remain hot for a short time. • SHARP BLADE WARNING: Shar
Summary of the content on the page No. 8
RULES FOR SAFE OPERATION Spark Arrestor KNOW YOUR UNIT Spark Plug APPLICATIONS Muffler As a trimmer; • Cutting grass and light weeds. • Edging Muffler Guard • Decorative trimming around trees, fences, etc. Other optional accessories may be used with the 875r. Fuel Cap See list of add-ons on page 13. Starter Rope Grip On/Off Stop Control Shaft Grip Throttle Control J-Handle Clink-Link Choke Lever Spark Plug Air Filter Cover Primer Bulb Shaft Housing Cutting Attachment Shield Line Cutting Blade O
Summary of the content on the page No. 9
ASSEMBLY INSTRUCTIONS ADJUSTING THE J-HANDLE 3. While holding the unit in the operating position (Fig. 3), position the J-handle to the location 1. Loosen the four (4) screws holding the J-handle in that provides you the best grip. place (Fig. 1). Do not completely remove the screws. J-Handle (4) Screws Fig. 1 2. Slide the J-handle in or out until the arrow/white line on the decal touches the clamp assembly (Fig. 2). Fig. 3 4. Tighten the clamp screws evenly, until the J-handle is secure. De
Summary of the content on the page No. 10
OIL AND FUEL INFORMATION RECOMMENDED OIL TYPE 4. Pour the entire bottle of oil into the oil fill hole (Fig. 6). Using the proper type and weight of oil in the crankcase is extremely important. Check the oil before each use and change the oil regularly. Failure to use the correct oil, or using dirty oil, can cause premature engine wear and failure. Use a high-quality SAE 30 weight oil of API (American Petroleum Institute) service class SF, SG, SH. ADDING OIL TO CRANKCASE – INITIAL USE NOTE: Thi
Summary of the content on the page No. 11
Unleaded Gasoline OIL AND FUEL INFORMATION RECOMMENDED FUEL TYPE FUELING UNIT Old fuel is the primary reason for the unit not WARNING: Gasoline is extremely flammable running properly. Be sure to use fresh, clean, and its vapors can explode if ignited. To unleaded Gasoline. avoid serious personal injury, always stop the engine and allow it to cool before filling the fuel tank. Do not smoke while filling the tank. NOTE: This is a four cycle engine. In order to avoid Keep sparks and open flames aw
Summary of the content on the page No. 12
STARTING/STOPPING INSTRUCTIONS STARTING INSTRUCTIONS WARNING: Avoid accidental starting. Be in Cold Start - First Start of the Day or Engine Ran Out the starting position whenever pulling the starting rope. To avoid serious personal of Fuel injury, the operator and unit must be in a WARNING: Operate this unit only in a well stable position while starting. ventilated area outdoors. Carbon monoxide exhaust fumes can be lethal in a confined area. 1. Check oil level in crankcase. See Checking the O
Summary of the content on the page No. 13
OPERATING INSTRUCTIONS ® 2. While firmly holding the add-on, push it straight into OPERATING THE CLICK-LINK SYSTEM ® the Click-Link coupler (Fig. 12). ® The Click-Link system enables the use of these optional add-ons. NOTE: Aligning the release button with the guide recess will help installation (Fig. 11). Blower/Vacuum . . . . . . . . . . . . . . . . . . . . . . . . . . BV720r Cultivator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GC720r Release Button Edger . . . . . . . . . .
Summary of the content on the page No. 14
OPERATING INSTRUCTIONS HOLDING THE TRIMMER Each time the head is bumped, about 1 inch (25.4 mm.) of trimming line is released. A blade in the cutting WARNING: Always wear eye, hearing, foot attachment shield will cut the line to the proper length if and body protection to reduce the risk of excess line is released. injury when operating this unit. For best results, tap the Bump Head™ on bare ground or hard soil. If line release is attempted in tall grass, the Before operating the unit, stand in
Summary of the content on the page No. 15
OPERATING INSTRUCTIONS DECORATIVE TRIMMING Decorative trimming is accomplished by removing all vegetation around trees, posts, fences, etc. Rotate the whole unit so that the cutting attachment is at a 30° angle to the ground (Fig. 16). Fig. 16 MAINTENANCE AND REPAIR INSTRUCTIONS NOTE: Some maintenance procedures may require WARNING: To prevent serious injury, never special tools or skills. If you are unsure about do maintenance or repairs with unit running. these procedures take your unit to an
Summary of the content on the page No. 16
MAINTENANCE AND REPAIR INSTRUCTIONS ® LINE INSTALLATION FOR THE SPEEDSPOOL Always use genuine Ryobi 0.080 inch (2.03 mm) Trimming Line replacement line. Line other than specified may make the engine overheat or fail. Eyelet WARNING: Never use metal-reinforced line, wire, or rope, etc. These can break off and become a dangerous projectile. ® There are two methods to replace the SpeedSpool trimming line. • Wind the inner reel with new line Line Loading Hole • Install a prewound inner reel Windin
Summary of the content on the page No. 17
MAINTENANCE AND REPAIR INSTRUCTIONS 7. Repeat procedures 4-6 with the second piece of line. INSTALLING A PREWOUND REEL 1. Turn the Bump Knob counterclockwise and remove 8. Hold the outer spool. Wind the inner reel the bump knob, spring, and foam seal (Fig. 23). counterclockwise until approximately four (4) inches (102 mm) of line remain (Fig. 21). NOTE: Do not wind the inner reel before installing the Bump Knob second piece of line. Foam Seal Spring Inner Reel Fig. 23 2. Pull the old inner ree
Summary of the content on the page No. 18
MAINTENANCE AND REPAIR INSTRUCTIONS ® 5. Clean the shaft and the inner surface of the outer CLEANING THE SPEEDSPOOL spool. To clean the shaft underneath the plunger, ® Cleaning the SpeedSpool may be necessary, press down on the plunger (Fig. 27). Remove any dirt • To remove jammed or excess line, or debris from the shaft. ® • If the SpeedSpool becomes difficult to wind or does not operate correctly when bumping the head on the ground, Shaft 1. Hold the outer spool, and unscrew the bump knob cou
Summary of the content on the page No. 19
MAINTENANCE AND REPAIR INSTRUCTIONS CHECKING THE OIL LEVEL CHANGING THE OIL For a new engine, change the oil after the first 10 hours CAUTION: To prevent extensive engine wear of operation. Change the oil while the engine is still and damage to the unit, always maintain the warm. The oil will flow freely and carry away more proper oil level in the crankcase. Never impurities. operate the unit with the oil level below the bottom of the dipstick. CAUTION: Wear gloves to prevent injury when handl
Summary of the content on the page No. 20
MAINTENANCE AND REPAIR INSTRUCTIONS AIR FILTER MAINTENANCE 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. It is an important item to maintain. Not maintaining the air filter will VOID the warranty. 1. Open the air filter cover. Push the tab on the right side of the cover in, pull the air filter cover out and to the left (
