Ryobi RBC-33 Owner's Operating Manual

Petrol brush cutter

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Engine type........................................................................................2-stroke, air-cooled

Engine displacement................................................................................................ 33 cc

Engine max. speed......................................................................................... 10500min

Engine idle speed................................................................................... 3000+/-300min

Clutch speed.................................................................................................... 4200min

Fuel tank capacity................................................................................................... 800ml

Fuel type................................................................ 25:1 of unleaded petrol & 2 stroke oil

Starting system............................................................................................Recoil starter

Spark plug type.....................................................................................................L7T/LD

Cutting diameter (Brush Cutter)............................................................................25.5cm

Cutting diameter (Line Trimmer).............................................................................. 43cm

Cutting line size...................................................................................... Ø2.4mm x 2.5m

Sound pressure level (Brush Cutter).......................................... L

Sound pressure level (Line Trimmer)......................................... L

Sound power level (Brush Cutter)............................................ L

Sound power level (Line Trimmer)......................................... L

Vibration level (Left handle) (Brush Cutter)...................................... 6.10m/s

Vibration level (Left handle) (Line Trimmer)..................................... 5.03m/s

Vibration level (Right handle) (Brush Cutter)....................................7.06m/s

Vibration level (Right handle) (Line Trimmer)................................... 9.73m/s

Net weight................................................................................................................7.2kg

THANK YOU FOR BUYING A RYOBI

Your new petrol brush cutter/line trimmer has been engineered and manufactured to Ryobi's high

standard of dependability, ease of operation and operator safety. Properly cared for, it will give you

years of rugged, trouble free performance. If you use your petrol brush cutter/line trimmer properly

and only for what it is intended, you will enjoy years of safe, reliable service.

CAUTION: Carefully read through this entire owner's

KEEP THIS MANUAL FOR FUTURE REFERENCE

OWNER'S OPERATING MANUAL

PETROL BRUSH CUTTER

MODEL RBC-33

SPECIFICATIONS

PETROL BRUSH CUTTER

manual, paying close attention to the general

safety rules and rules for safe operation,

before using.

99.6dB(A),k=3dB(A)

96.7dB(A),k=3dB(A)

111.5dB(A),k=3dB(A)

112.15dB(A),k=3dB(A)

, K=1.5m/s

-1

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Summary of Contents for Ryobi RBC-33

Page 1 THANK YOU FOR BUYING A RYOBI PETROL BRUSH CUTTER Your new petrol brush cutter/line trimmer has been engineered and manufactured to Ryobi’s high standard of dependability, ease of operation and operator safety. Properly cared for, it will give you years of rugged, trouble free performance. If you use your petrol brush cutter/line trimmer properly and only for what it is intended, you will enjoy years of safe, reliable service.
Page 2: Important Safety Instructions
IMPORTANT SAFETY INSTRUCTIONS NOTICE Do not use E15 or E85 fuel in this product. It is a violation of federal law and will damage the unit and void your warranty. Only use unleaded gasoline containing up to 10% ethanol. The purpose of safety rules is to attract your WARNING attention to possible dangers.
Page 3: Specific Safety Rules For Trimmer Use
IMPORTANT SAFETY INSTRUCTIONS Always stop the engine and remove the spark plug Allow the engine to cool; empty the fuel tank and wire before making any adjustments or repairs secure the unit from moving before transporting in except for carburetor adjustments. a vehicle.
Page 4: Fuel Safety
IMPORTANT SAFETY INSTRUCTIONS Replace any blade that has been damaged. Always Avoid spillage of fuel or oil. Wipe up all spillages as make sure blade is installed correctly and securely quickly as possible. fastened before each use. Failure to do so can Mix fuel outdoors where there are no sparks or cause serious injury.
Page 5 DESCRIPTION 1. Primer bulb 14. Cutting line spool 2. Air filter cover 15. Hex key 3. Spark plug 16. Hex key 4. Choke lever 17. Spanner 5. Exhaust point 18. Spark plug wrench and screwdriver 6. Starter handle 19. Harness 7.
Page 6: Packing Contents
UNPACKING CAUTION. This packaging contains If any parts are found to be missing, the machine sharp objects. Take care when and its accessories should be returned together in unpacking. Remove the machine, their original packaging to the retailer. Do not throw together with the accessories supplied, from the the packaging away, keep it safe throughout the packaging.
Page 7 ASSEMBLY ATTACHING THE GRASS DEFLECTOR WARNING. The line cutting blade on the grass deflector is sharp. Avoid contact with the blade. Failure to avoid contact can result in serious personal injury. Attach the grass deflector to the mounting bracket and align the holes. Tighten the four screws from the bottom of the grass deflector through the mounting plate and into the mounting bracket using the supplied spark plug wrench and screwdriver.
Page 8 ASSEMBLY FITTING THE LINE SPOOL (FIG.7) ATTENTION: left thread - to tighten turn counter clockwise, to loosen turn clockwise. Place the mounting disc (3) on the shaft. Insert the 4 mm Allen key (1) through the winding guard and the mounting disc (3) into the opening on the angle gear (blocks the angle gear).
Page 9: Operation
OPERATION WARNING. Do not allow familiarity with FUEL MIXTURE this product to make you careless. This product is powered by a 2-stroke engine and Remember that a careless fraction of a requires pre-mixing petrol and 2-stroke oil. Pre-mix second is sufficient to inflict serious unleaded petrol and 2-stroke engine oil in the injury.
Page 10: Starting And Stopping
OPERATION WARNING. Always shut off engine before fueling. Never remove fuel cap or add fuel to a machine with a running or hot engine. Make sure the unit is sitting on a flat, level surface and only add fuel outdoors. If the engine is hot, let the unit cool for at least five minutes before adding fuel.
Page 11 OPERATION To start a warm engine: Lay the product on a flat, bare surface. Move the On/Off switch to the ‘ON’ position. Push the primer bulb until fuel is visible and flows freely in the clear fuel tank return line. After refueling, pump the bulb an additional 4 or 5 times.
Page 12: Cutting Tips
OPERATION CUTTING TIPS Avoid hot surfaces by always keeping the tool away from your body. Keep the trimmer tilted toward the area being cut; this is the best cutting area. The line trimmer cuts when passing the unit from right to left. This will avoid throwing debris at the operator.
Page 13 OPERATION Exercise extreme caution when using the blade with this unit. Blade thrust is the reaction which may occur when the spinning blade contacts anything it cannot cut. This contact may cause the blade to stop for an instant, and suddenly “thrust” the unit away from the object that was hit.
Page 14: Spool Replacement
MAINTENANCE Normal maintenance, replacement or repair of SPOOL REPLACEMENT emission control devices and systems may be Line diameter: ø2.4mm x 2.5m performed by any qualified repair establishment or Stop the engine, disconnect the spark plug wire. individual with original or equivalent parts. Warranty Hold the line head, push down the releasing tab, and recall repairs must be performed by a Fig.24 and unscrew the spool retaining cover by...
Page 15: Spark Plug
MAINTENANCE REPLACING & CLEANING THE AIR FILTER The air filter elements should be cleaned to provide the engine abundant clean air which benefits the starting, power and life time of the engine. Remove the air filter cover by unscrewing the screw on the air filter cover., Fig.26.
Page 16: Idle Speed Adjustment
MAINTENANCE IDLE SPEED ADJUSTMENT WARNING. The cutting head will move when adjusting the idle speed. Wear all protective clothing and keep all bystanders, children, and pets at least 50 ft. away. Make adjustments with the unit supported by hand so that the cutting head does not contact the ground or any object.
Page 17: Troubleshooting
TROUBLESHOOTING Problem Possible Cause Solution Engine will not start No spark. Check spark. Remove spark plug. Reattach the spark plug cap and lay spark plug on metal cylinder. Pull the starter rope and watch for spark at spark plug tip. If there is no spark, repeat test with a new spark plug.
Page 18 Now that you have purchased your tool, should a need ever exist of repair or service, simply contact your nearest Ryobi Authorised Service Centre or other qualified service organistion. Be sure to provide all pertinent facts when you call or visit.
Page 19 SYMBOLS Indicates danger, warning or caution. It means attention!!! Safety Alert Symbol Your safety is involved. Read Your Operator's Your manual contains special messages to bring attention Manual to potential safety concerns as well as operating and servicing information. Please read all the information carefully to ensure satisfaction and safe use.

Ryobi RBC-33 Owner's Operating Manual

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