Ryobi Outdoor PBC3046B User's Manual
Contents
1. securely into the opening of the rear housing 3 Using the torx wrench supplied install the two screws and tighten securely REAR HOUSING TORX WRENCH P SCREWS MUFFLER BENT END OF MUFFLER GUARD OPENING IN REAR HOUSING GRASS DEFLECTOR AND BLADE GUARD USE NOTE When converting from brushcutter to string trimmer or string trimmer to brushcutter make sure the correct guard deflector is being used See Figure 5 GRASS DEFLECTOR FOR STRING TRIMMER USE BLADE GUARD FOR BRUSHCUTTER USE ASSEMBLY BLADE GUARD See Figure 6 1 Attach the blade guard to the mounting bracket install the four screws 10 24 x 3 4 in from the top of the mounting bracket through the blade guard and into the threaded mounting plates 2 Using the torx wrench supplied tighten all four screws securely NOTE When using the string head the string shield must be attached to blade guard GRASS DEFLECTOR See Figure 6 1 Attach the grass deflector to the blade guard by placing the three locking tabs into the three notches 2 Snap the blade guard and grass deflector together to lock into place WARNING Always stop the engine and remove the spark plug wire before making any adjustments such as changing cutting heads this is to reduce the risk of serious personal injury CONVERTING FROM STRING TRIMMER TO BRUSHCUTTER REMOVING THE STRING HEAD See Figure 7 1 Align the slot in the upper flange washer wi2. firmly secured in place and in good condition WE Use heavy gloves while installing or removing blades WE Always stop the engine and remove the spark plug wire before attempting to remove any obstruction caught or jammed in the blade or before removing and installing the blade E Do not attempt to touch or stop the blade when it is rotating E A coasting blade can cause injury while it continues to spin after the engine is stopped or throttle trigger re leased Maintain proper control until the blade has completely stopped rotating WE Replace any blade that has been damaged Always make sure blade is installed correctly and securely fastened before each use Failure to do so can cause serious injury Use only the manufacturer s replacement TRI ARC blade intended for use on this brushcutter Do not use any other blade WE The TRI ARC blade is suited for cutting pulpy weeds and vines only Do not use for any other purpose Never use the TRI ARC blade to cut woody brush WE Exercise extreme caution when using the blade with this unit Blade thrust is the reaction that 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 This reaction can be violent enough to cause the operator to lose control of the unit Blade thrust can occur without warning if the blade snags stalls or binds This is m
3. G See Figures 14 and 15 NOTE The unit is equipped with an automatic choke feature The starting instructions for this feature are different from units with a manual choke Be sure to read and follow the starting instructions below A WARNING Never start or run the engine inside a closed or poorly ventilated area breathing exhaust fumes can kill TO START A COLD ENGINE 1 Lay trimmer on a flat bare surface 2 Push primer bulb 8 to 10 times NOTE Do not squeeze the throttle trigger before engine starts Squeezing the throttle trigger at this time will prevent the unit from starting 3 Move the lever to the COLD START position See Figure 15 4 Pull the starter rope until engine runs 5 Allow the engine to warm up for 4 10 seconds 6 Depress the interlock then squeeze and release the throttle trigger This allows the choke to automatically set to the WARM START position Your unit is now ready for use NOTE The lever will automatically set to the WARM START position after the throttle trigger is squeezed for the first time TO START A WARM ENGINE 1 Lay trimmer on a flat bare surface 2 Choke lever should already be in the WARM START position If not squeeze and release throttle trigger Pull the starter rope until unit runs TO STOP THE ENGINE To stop the engine depress the switch to the O position 14 IGNITION SWITCH ONTO RUN O OFF TO STOP THROTTLE TRI
4. GGER PRIMER BULB Ae WARM START POSITION COLD START POSITION MAINTENANCE 6 Make sure the string head and the spool retainer are installed on the shaft by turning the retainer counter clockwise to tighten 7 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 string and to check for proper assembly of the string head WARNING Use only original manufacturer s replacement parts accessories and attachments Failure to do so can cause possible injury poor performance and may void your warranty E You may make adjustments and repairs described here For other repairs have the trimmer serviced by an authorized servicing dealer E Consequences of improper maintenance may include excess carbon deposits resulting in loss of performance and discharge of black oily residue dripping from the WO N muffler AJT H v E Make sure all guards straps deflectors and handles are SPOOL S properly and securely attached to avoid the risk of RETAINER NAA personal injury SF SPOOL REPLACEMENT EZ LINE TAP ADVANCE SYSTEM NEW PREWOUND SPOOL See Figures 16 and 17 If replacing string only refer to String Replacement later in this manual Use only 2 4 mm 095 in diameter monofilament string Use the manufacturer s replacement string for best perfor mance 1 Stop the engine disconnect the spark plug wire Hol
5. NG A leaking fuel cap is a fire hazard and must be replaced immediately The fuel cap contains a non serviceable filter and a check valve A clogged fuel filter will cause poor engine perfor mance If performance improves when the fuel cap is loosened check valve may be faulty or filter clogged Replace fuel cap if required SPARK PLUG This engine uses a Champion RCJ 6Y with 0 63 mm 025 in electrode gap Use an exact replacement and replace annually 18 STORAGE 1 MONTH OR LONGER Drain all fuel from tank into a container approved for gasoline Run engine until it stops Clean all foreign material from the trimmer Store it ina well ventilated place that is inaccessible to children Keep away from corrosive agents such as garden chemicals and de icing salts Cover the blade with the blade protector before storing the unit or during transportation Abide by all ISO and local regulations for the safe storage and handling of gasoline Excess fuel should be used up in other 2 cycle engine powered equipment TROUBLESHOOTING IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER PROBLEM Engine will not start Lever will not go into the COLD START position Engine starts but will not accelerate Engine does not reach full speed and emits excessive smoke Engine starts runs and accelerates but will not idle Blade continues to rotate at idle spe
6. PBC3046B RY70107 99 112 6 0 EC DECLARATION OF CONFORMITY According to machinery directive 98 37 EC and EMC directive 89 336 EEC We Ryobi Technologies Inc 1428 Pearman Dairy Road Anderson SC 29625 declare in sole responsibility that the product PBC3046B RY70107 to which this certificate applies conforms to the basic health and safety requirements of the Machinery Directive 98 37 EC and other relevant directives like EMC Directive 89 336 EEC and Outdoor Directive 2000 14 EC To effect correct application of the health and safety requirements stated in the EEC directives the following European and or national standards and or technical specifications were consulted EN ISO 14982 1998 ISO 7916 amp 7917 EN ISO 11806 1997 ISO 7918 1995 ISO 8380 1993 ISO 8893 1989 ISO 10884 1995 EN 292 1 1991 EN 292 2 1991 EN 292 2 1991 A1 1995 EN 563 1994 EN 27917 1991 ISO 7112 1982 ISO 7113 1991 Wayne Hill Ryobi Technologies Inc Director Environmental Compliance 1428 Pearman Dairy Road Anderson SC 29625 a gt Le MW December 21 2002 OPERATOR S MANUAL String Trimmer Brushcutter PBC3046B RY70107 Ryobi Technologies GmbH ltterpark 7 D 40724 Hilden Germany Tel 49 0 2103 29 58 0 Fax 49 0 2103 29 58 29 info ryobi rtg de Ryobi Technologies Customer Services Anvil House Tuns Lane Henley on Thames RG9 1SA UK Ryobi Technologies BP 50012 95945 Roissy CDG Cedex FRANCE Ryobi Technologies Austr
7. RYOBI OPERATOR S MANUAL String Trimmer Brushc PBC3046B RY70107 lt j NY EA A So gt Rat EA ath zy eee fie Xs AAY ae say see a6 bc Y of ji A HHT cle TTPSSEIGI D VE Y o Your new trimmer has been engineered and manufactured to Ryobi s high standard for dependability ease of operation and operator safety Properly cared for it will give you years of rugged trouble free performance A WARNING To reduce the risk of injury the user must read and understand the operator s manual Thank you for buying a Ryobi trimmer SAVE THIS MANUAL FOR FUTURE REFERENCE TABLE OF CONTENTS B 2 6 Seen ee ee ee ee E eee ee eee ee eee eee 2 3 R15 6 0 cme ne eee ee ee ee ne E EA E ee ne ee ee OE eee ee 4 5 E T CAS Aastra ttacwnanscenunsaucsincusnsastiuacaanotainais namaginctracountatce E T E S 5 E ODACI ee E E ouedetaecdetansnennisinnaedictgentineninans 6 E FoU a E E E E E E E E ts 6 FS SL E E N A E E E A I N A E E E E E 7 10 SANs E AE A sss ge E AEE E A I A E E E T E E 11 14 Be WANS ANG E E E E E E E E E cates 15 18 __ ODESON eera E E E E E E E 19 20 M A a E E anieden datuntuaedineadlieaiasaunanaesancenee 21 My E acct recs NE EN E pests E EE E E A E E 21 SAFETY WARNING Do not attempt to operate this trimmer until you have read thoroughly and understand completely all instructions safety rules etc contained in this manual Failure to comply can result in accident
8. alia PTY Limited 983000 203 359 361 Horsley Road Milperra NSW 2214 Australia 1 03
9. atisfaction and safe use p Wear eye and hearing protection Wear eye and hearing protection when operating this equipment Keep bystanders away Keep all bystanders at least 50 feet 15 m away Tri Arc blade Tri Arc blade is appropriate for this unit and is suited for cutting pulpy weeds and vines Do not use toothed blade This unit is not intended for use with a toothed saw type blade RPM Decal Rotational direction and maximum speed of the shaft oan for the cutting attachment Boots Wear non slip safety footwear when using this equipment No Smoking Do not smoke when mixing fuel or filling fuel tank Gasoline Use unleaded gasoline intended for automotive use with an octane rating of 87 R M 2 or higher ff ae Mix Gasoline and Oil Mix the fuel mix thoroughly and also each time before Kal KE KE FE fueling SYMBOLS SYMBOL NAME EXPLANATION Switch On Off Switch ON to Run O OFF to Stop Handle Decal Positioning decal for front handle The purpose of safety symbols is to attract your attention to possible dangers The safety symbols and the explanations with them deserve your careful attention and understanding The safety warnings do not by themselves eliminate any danger The instructions or warnings they give are not substitutes for proper accident prevention measures SYMBOL MEANING DANGER Indicates an imminently hazardous situation which if not avoided will result i
10. ays handle fuel with care it is highly flammable WE Always refuel outdoors where there are no sparks and flames Do not inhale fuel vapors Do not let gasoline or oil come in contact with your skin Keep gasoline and oil away from the eyes If gasoline or oil comes in contact with the eyes wash them immedi ately with clean water If irritation is still present see a doctor immediately E Clean up spilled fuel immediately MIXING THE FUEL WE This product is powered by a 2 cycle engine and requires pre mixing gasoline and 2 cycle oil Pre mix unleaded gasoline and 2 cycle engine oil in a clean container approved for gasoline This engine is certified to operate on unleaded gasoline intended for automotive use with an octane rating of 87 R M 2 or higher Do not use any type of pre mixed gasoline oil from fuel service stations this includes the pre mixed gasoline oil intended for use in mopeds motorcycles etc Use high a quality 2 cycle self mixing oil for air cooled engines Do not use automotive oil or 2 cycle outboard oil Mix 2 oil into the gasoline This is a 50 1 ratio Mix the fuel thoroughly and also each time before fueling Mix in small quantities Do not mix quantities larger than usable in a 30 day period A 2 cycle oil containing a fuel stabilizer is recommended S FILLING THE TANK 1 Clean surface around fuel cap to prevent contamination 2 Loosen fuel cap slowly to release pressure and to kee
11. ceeseaeeeeseuseeseuaeeeseeeeesaaseessaeessaes 2000 2500 min Fuel consumption in accordance with ISO 8893 at max engine performance cccceeccecseceeeeececeeeeeeeeeeceeeesaueesseees 0 52 Specific fuel consumption in accordance with ISO 8893 at max engine performance cccceeeeeeeeeeeeseeeeeesaeeeeeseees 0 47 Vibration level idling HS I eM VON Seapets cesar EE E 6 0 PONTANG a secre chien tescnn ses aeema stead extmesdunnsnesannadseunectias ddan emo sannessianteniecedsumnsssapennia deenctessdacaneetsaness 7 8 Vibration level racing UGH PAANIONC tcaccetanvsatans edianunidenessdetvesahivetsaehidenstinnecateagcistanewsauexenses cusahiu slant teiaunectauenntnadscteunses 5 1 UIQ IU Il ANNO cori R E E O E 6 0 Sound pressure level in accordance with EN ISO 11806 1997 ISO 7917 1987 annnnnnnnnannnnnnnnnnnnnnnnnnnsnnnnnnnnennnnesenennne 99 Sound power level in accordance with ISO 10884 0 0 0 ccccccccecececceeeeeeeceseeeeeeeeeeeeceeeeeeeeeeeeeseeeeeeeseeeeeeeeeseaeeeeesaegeeeeeeaas 112 UNPACKING INSTRUCTIONS PACKING LIST FOR OWNER S KIT E Carefully remove the product from the carton E Grass deflector WE Inspect the product to make sure no breakage or E Blade guard damage occurred during shipping E Tri Arcblade a Do not discard the packing material until you have H Shoulder strap Spec ean Oper ecte preeuet E Muffler guard torx wrench and screws M Holding pin E Wrenches 13 mm 1 2 in and 16 mm 5 8 in E Hardwa
12. d the string head and unscrew the spool retainer Turn clockwise 2 Remove the empty spool from the string head Keep the spring attached to the spool 3 To install the new spool make sure the two strings are captured in the slots opposite each other on the new spool Make sure the ends of each string is extended EYELETS approximately 152 mm 6 in beyond each slot 4 Thread the strings into the eyelets in the string head Carefully push the spool into the string head gently pull the strings to the outside if necessary When the spool is positioned in the string head grasp the strings and pull sharply to release them from the slots in the spool 5 Push down and turn the spool counterclockwise until it no longer turns Hold the spool down and rotate clock wise a small amount Release the spool The spool should be locked down in the string head If not hold down and rotate until locked EYELETS fig 17 15 MAINTENANCE STRING REPLACEMENT See Figures 18 19 20 and 21 1 Stop the engine disconnect the spark plug wire Hold the string head and unscrew the spool retainer Turn clockwise Remove the spool from the string head NOTE Keep the spring attached to the spool Remove any old string remaining on the spool Cut two pieces of string each being approximately 2 7 m 9 ft long Insert the first string into the anchor hole in the upper part of the spool Wind the first string around the upper
13. d worn parts replaced If you experience any of the symptoms of this condition immediately discontinue use and see your physician about these symptoms WE Mix and store fuel in a container approved for gasoline M Mix fuel outdoors where there are no sparks or flames Wipe up any fuel spillage Move 9 m 30 ft away from refueling site before starting engine WE Stop the engine and allow to cool before refueling or storing the unit E Allow the engine to cool empty the fuel tank and secure the unit from moving before transporting in a vehicle SPECIFIC SAFETY RULES FOR TRIMMER USE M 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 W Make sure all guards straps deflectors and handles are properly and securely attached mM Use only the manufacturer s replacement string in the cutting head Do not use any other cutting attachment WE Never operate unit without the grass deflector in place and in good condition W Maintain a firm grip on both handles while trimming Keep string head below waist level Never cut with the string head located over 76 cm 30 in or more above the ground SPECIFIC SAFETY RULES FOR BRUSHCUTTER AND BLADE USE WE After engine stops keep rotating blade in heavy grass or pulpy weeks until it stops E Do not operate the brushcutter unless the blade guard is
14. e in the gear head Using the 13 mm 1 2 in wrench supplied turn the blade nut counter clockwise 4 Tighten nut securely HOLDINGPIN iii Pa CONVERTING FROM BRUSHCUTTER TO WRENCH STRING TRIMMER aoe REMOVING THE BLADE CUPPED as See Figure 8 WASHER 1 Place the holding pin through the slot in the upper flange washer and the gear head Turn the blade nut clockwise to remove 2 Remove the cupped washer and the blade 3 Remove the upper flange washer from the gear shaft and retain for the string head installation 4 Attach the grass deflector to the blade guard by placing the three locking tabs into the three notches 5 Snap the blade guard and grass deflector together to lock into place NOTE Store the brushcutter parts together for later use INSTALLING THE STRING HEAD See Figure 7 1 Install the upper flange washer onto the gear shaft with the hollow side toward the gear head 2 Place the holding pin through the slot in the upper flange washer and the hole in the gear head Using the 16 mm 5 8 in wrench supplied turn the drive connector counterclockwise to install Tighten securely 3 Place the string head on the drive connector 4 Place the holding pin through the slot in the upper flange washer and the hole in the gear head Install the spool retainer and turn counterclockwise to tighten securely BLADE NUT 10 OPERATION FUEL AND REFUELING HANDLING THE FUEL SAFELY Alw
15. ects caused by normal wear and tear unauthorized improper maintenance handling or overload are excluded from this guarantee as are accessories such as battery packs bulbs blades and bits etc In the event of malfunction within the guarantee period please return the assembled product with proof of purchase to your dealer or nearest Ryobi Service Centre Your statutory rights in respect of defective products remain unaffected by the warranty Ryobi Technologies GmbH Itterpark D 40724 Hilden Germany Ryobi Technologies Customer Services Anvil House Tuns Lane Henley on Thames RG9 1SA UK Ryobi Technologies BP 50012 95945 Roissy CDG Cedex FRANCE Ryobi Technologies Australia PTY Limited 359 361 Horsley Road Milperra NSW 2214 Australia SAFETY DIRECTIVE SOUND POWER PRESSURE amp HANDLE VIBRATION CHART FOR STRING TRIMMERS BRUSHCUTTERS Information on Noise Emission per European Machine Safety Directive 98 37 EC The individual equipment listed was operated in a manner consistent with normal working conditions The A weighted sound pressure level LpA at the operator s ear and the A weighted sound power level LWA were both measured in accordance with Directive 79 113 EEC Hearing protection is recommended where levels exceed 85 dBA Handle vibration was measured in accordance to ISO 7916 Read the safety precautions section of the manual SOUND PRESSURE SOUND POWER VIBRATION MODEL MODEL NO LpA dBA LwA dBpA m s
16. ed POSSIBLE CAUSE 1 No spark 2 No fuel 3 Flooded engine 4 Starter rope pulls harder now than when new Throttle trigger is depressed Carburetor requires adjustment 1 Check oil fuel mixture 2 Air filter dirty 3 Carburetor requires adjustment Carburetor requires adjustment Carburetor requires adjustment 19 SOLUTION 1 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 2 Push primer bulb until bulb is full of fuel If bulb does not fill primary fuel delivery system is blocked Contact a servicing dealer If primer bulb fills engine may be flooded see next item 3 Remove spark plug turn trimmer so spark plug hole is aimed at the ground Make sure lever is in the WARM START position and pull starter cord 10 to 14 times This will clear excess fuel from engine Clean and reinstall spark plug With the throttle trigger fully depressed pull starter cord three times with lever at WARM START position If engine does not start move choke lever to COLD START and follow normal starting instructions in STARTING AND STOPPING section If engine still fails to start repeat procedure with a new spark plug 4 Contact a servicing dealer Release throttle trigger Refer to Starting and Stopping earlier in this
17. eposits to restore performance SPARK ARRESTOR The spark arrestor must be cleaned or replaced every 25 hours or yearly to ensure proper performance of your product Spark arrestors may be in different locations depending on the model purchased Please contact your nearest service dealer for the location of the spark arrestor for your model Cleaning Instructions E Remove the spark arrestor from the muffler W f your spark arrestor is made of a fiberglass material discard and replace W f your spark arrestor is made of a metal material follow these cleaning instructions 1 Spray the spark arrestor with a quality carbon cleaner 2 Gently clean using a wire brush 3 Install the new or cleaned spark arrestor and reas semble completely before use REPLACING AND CLEANING AIR FILTER See Figures 23 and 24 For proper performance and long life keep air filter clean 1 Remove the air filter cover by pushing down on the latch with your thumb while gently pulling on the cover 2 Remove the filter clean it in warm soapy water Rinse and let dry completely For best performance replace annually 3 Reinstall the filter 4 Replace the air filter cover by inserting the tabs on the bottom of the cover into the slots on the air filter base push the cover up until it latches securely in place 17 PULL COVER TO OPEN FILTER SLOTS ON AIR FILTER BASE TABS ON AIR FILTER COVER MAINTENANCE FUEL CAP WARNI
18. g protection while operating this before making any adjustments or repairs except for unit carburetor adjustments E Wear heavy long pants boots and gloves Do not wear loose fitting clothing short pants jewelry of any kind or go barefoot SAFETY WE Inspect the unit before each use for loose fasteners fuel leaks etc Replace any damaged parts before use E The string head or blade will rotate during carburetor adjustments WE thas been reported that vibrations from hand held tools may contribute to a condition called Raynaud s Syn drome in certain individuals Symptoms may include tingling numbness and blanching of the fingers usually apparent upon exposure to cold Hereditary factors exposure to cold and dampness diet smoking and work practices are all thought to contribute to the develop ment of these symptoms It is presently unknown what if any vibrations or extent of exposure may contribute to the condition There are measures that can be taken by the operator to possibly reduce the effects of vibration a Keep your body warm in cold weather When operat ing the unit wear gloves to keep the hands and wrists warm It is reported that cold weather is a major factor contributing to Raynaud s Syndrome b After each period of operation exercise to increase blood circulation c Take frequent work breaks Limit the amount of exposure per day d Keep the tool well maintained fasteners tightened an
19. manual Turn L needle counterclockwise 1 16 turn If L low needle can not be turned counterclock wise do not force plastic limiter caps Contact a servicing dealer See Figure 25 1 Use fresh fuel and the correct 2 cycle oil mix 2 Clean air filter Refer to Replacing and Cleaning Air Filter earlier in this manual 3 Turn H needle clockwise 1 16 1 8 turn See Figure 25 Turn idle speed screw clockwise to increase idle soeed See Figure 25 Turn idle soeed screw counterclockwise to reduce idle speed See Figure 25 lf after adjustment blade continues to rotate return to an authorized servicing dealer for repair TROUBLESHOOTING IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER PROBLEM String will not advance Grass wraps around shaft housing and string head Spool retainer hard to turn Oil drips from muffler POSSIBLE CAUSE ooh Screw threads dirty or damaged AUN String welded to itself Not enough string on spool String worn too short String tangled on spool Engine speed too slow Cutting tall grass at ground level Operating trimmer at part throttle Operating trimmer at part throttle Check oil fuel mixture Air filter dirty Carburetor requires adjust ment NOTE The carburetor adjustment needle s are equipped with plastic cap s that prevents counterclockwise rotation from
20. n death or serious injury WARNING indicates a potentially hazardous situation which if not avoided could result in serious injury CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices that may cause property damage Advises you of information or instructions vital to the operation or maintenance of the equipment SAVE THESE INSTRUCTIONS TECHNICAL DATA Weight Without fuel cutting attachment sinccsavsriunerconesassaus canaiarhonsssmensait aan osuieesuanahaunes lt siaenedtoneesbenenmaads durneonnens 6 03 Kg aE NAS E ete E nen ois dele E E E P T nie A A TTT T 6 35 Kg Aake naina ie E e EE E E E E EEE E E 6 22 Kg PIS TAI VOIUMIG caitcstcarsisaetnenia aa E EEEE AE EEN a A e aE E E E AO REN EE AAEE 42 5 cm UTA SV eao ae E E E E E E N E ee dnuenaeaeesceencs 457 mm EMO IMIG CIS PA COMEN sia E E E E a 30 cm Maximum engine performance in accordance with ISO 8893 ccccceeccecseeeeeeeeeeeeseeeeeseeeeeeeseeseesaaeeessaeeeeeaeeeeaees 0 78 kW Maximum rotational frequency Of the spindle cece ceeccccesccceececceececeueeeceueecsuseessueecsueeeneeessaeseceueeeseeeeseeeesaaees 10000 min Engine Speed rotational frequency at recommended max spindle rotational frequency ccecceeeeeeeeeeeeees 12500 min Engine speed rotational frequency at idle cccccseeccccsesececeeceeceeeeeecsus
21. ng advance is controlled by tapping string head on grass while running engine at full throttle 1 Run engine at full throttle 2 Tap string head on ground to advance string String advances each time the head is tapped 3 Several taps may be required until string strikes the cut off blade 4 Resumetrimming NOTE If the string is worn too short you may not be able to advance the string by tapping it on the ground If so STOP THE ENGINE and manually advance the string ADVANCING THE STRING MANUALLY Push the spool retainer down while pulling on string s to manually advance the string 12 CUTTING TIPS See Figure 10 E Keep the trimmer tilted toward the area being cut this is the best cutting area E Do not cut in dangerous cutting area E Use the tip of string to do the cutting do not force string head into uncut grass WE Wire and picket fences cause extra string wear even breakage Stone and brick walls curbs and wood may wear string rapidly E Avoid trees and shrubs Tree bark wood moldings siding and fence posts can easily be damaged by the string DANGEROUS CUTTING AREA DIRECTION OF BEST CUTTING ROTATION R EA GRASS DEFLECTOR LINE TRIMMING CUT OFF BLADE See Figure 11 This trimmer is equipped with a line trimming cut off blade on the grass deflector For best cutting advance string until it is trimmed to length by the cut off blade Advance string whenever you hear the engine
22. ore likely to occur in areas where it is difficult to see the material being cut For cutting ease and safety approach the weeds being cut from the right to the left In the event an unexpected object or woody stock is encountered this could minimize the blade thrust reaction W Never cut any material over 13 mm 1 2 in diameter WE Always wear the shoulder strap when using the brushcutter and adjust to a comfortable operating position Maintain a firm grip on both handles while cutting with a blade Keep the blade away from body and below waist Never use the brushcutter with the blade located 76 cm 30 in or more above the ground level E Cover the blade with the blade protector before storing the unit or during transportation Always remove the blade protector before using the unit If not removed the blade protector could become a thrown object as the blade begins to turn SYMBOLS Important Some of the following symbols may be used on your tool Please study them and learn their meaning Proper interpretation of these symbols will allow you to operate the tool better and safer SYMBOL NAME EXPLANATION Safety Alert Symbol Indicates danger warning or caution It means attention Your safety is involved Read Your Operator s Manual Your manual contains special messages to bring attention to potential safety concerns as well as operating and servicing information Please read all the information carefully to assure s
23. p fuel from escaping around the cap 3 Carefully pour fuel mixture into the tank Avoid spillage 11 4 Prior to replacing the fuel cap clean and inspect the gasket 5 Immediately replace fuel cap and hand tighten Wipe up any fuel spillage Move 9 m 30 ft away from refueling site before starting engine NOTE It is normal for smoke to be emitted from a new engine during and after first use A WARNING Always shut off engine before fueling Never add fuel to a machine with a running or hot engine Move at least 9 m 30 ft from refueling site before starting engine Do not smoke 1 Litre 2 Litres 3 Litres 4 Litres 5 Litres OPERATING THE TRIMMER Hold the trimmer brushcutter with the right hand on the trigger handle and the left hand on the left handle Keep a firm grip with both hands while in operation Trimmer should be held at a comfortable position with the trigger handle about hip height See Figure 9 Always operate trimmer at full throttle Cut tall grass from the top down This will prevent grass from wrapping around the shaft housing and string head which may cause damage from overheating If grass becomes wrapped around the string head stop the engine disconnect the spark plug wire and remove the grass Prolonged cutting at partial throttle will result in oil dripping from the muffler OPERATION ADVANCING THE STRING ADVANCING STRING USING THE EZ LINE TAP ADVANCE SYSTEM Stri
24. part of the spool counterclockwise as shown by the arrows on the spool Place string in the slot on upper spool flange leaving about 152 mm 6 in extended beyond the slot Do not overfill After winding the string there should be at least 6 mm 1 4 in between the wound string and the outside edge of the spool Repeat above step with second string using the bottom part of spool Do not overfill Replace the spool and the spool retainer Refer to Spool Replacement earlier in this manual SPRING fo AN NIRS SON SENA a SPOOL I ARROWS ON SPOOL ANCHOR HOLE FIRST STRING FIRST STRING 16 SECOND STRING ARROWS ON SPOOL BLADE PROTECTOR See Figures 22 Always place the blade protector on the blade when the unit is not in use The blade protector has clips around the edges to snap over the blade and keep it in place Wear gloves and be cautious when handling the blade NOTE Always remove the blade protector before using the unit If not removed the blade protector could become a thrown object as the blade begins to turn BLADE PROTECTOR MAINTENANCE CLEANING THE EXHAUST PORT AND MUFFLER Depending on the type of fuel used the type and amount of oil used and or your operating conditions the exhaust port and muffler may become blocked with carbon deposits If you notice a power loss with your gas powered tool a qualified service technician will need to remove these d
25. re WE Operator s manual FEATURES CUTTING GRASS DEFLECTOR TRIGGER HANDLE THROTTLE INTERLOCK Me ate Z frie ye PY a 00 g Hs WY YQ ah Sur STARTER GRIP THROTTLE wey LINE CUT TRIGGER oo BERDE STRAP HANGER GEAR HEAD 7 SHOULDER LEFT HANDLE BLADE GUARD STRAP TRI ARC BLADE ASSEMBLY HANDLE See Figure 2 1 Place the handle bar in the bottom clamp located on the shaft housing NOTE The throttle trigger must be mounted to the operator s right side 2 Insert the square tab of top clamp into the mounting hole of the bottom clamp 3 Adjust the handle bar for best operator control ina comfortable upright position 4 Install the knob and tighten securely BOTTOM 7 CLAMP THROTTLE Rix TRIGGER SY SL TOP CLAMP HANDLE BAR BOTTOM THROTTLE N TRIGGER TOP CLAMP BOTTOM THROTTLE TRIGGER TOP CLAMP ASSEMBLY ATTACHING THE SHOULDER STRAP See Figure 3 1 Connect the latch on the shoulder strap to the strap hanger 2 Adjust the strap to a comfortable position NOTE To quickly release the product from the shoulder strap sharply pull the quick release tab TOHEA HAH s keel Seu SHOULDER Val Bs STRAP ol I STRAP HANGER MUFFLER GUARD ASSEMBLY See Figure 4 1 Remove muffler guard and two screws from the owner s kit 2 Attach the muffler guard to the rear housing NOTE Make sure the bent end of the muffler guard fits
26. running faster than normal This will maintain best performance and keep string long enough to advance properly OPERATION OPERATING THE BRUSHCUTTER Hold the brushcutter with the right hand on the trigger handle and the left hand on the left handle Keep a firm grip with both hands while in operation Brushcutter should be held at a comfortable position with the trigger handle about hip height Maintain your grip and balance on both feet Position yourself so that you will not be drawn off balance by the kickback reaction of the cutting blade Adjust the shoulder strap to position the brushcutter at a comfortable operating position and to assure that the shoulder strap will reduce the risk of operator contact with the blade See Figure 12 Exercise extreme caution when using the blade with this unit Blade thrust is the reaction that 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 This reaction can be violent enough to cause the operator to lose control of the unit Blade thrust can occur without warning if the blade snags stalls or binds This is more likely to occur in areas where it is difficult to see the material being cut For cutting ease and safety approach the weeds being cut from the right to the left In the event an unexpected object or woody stock is encountered this co
27. s involving fire electric shock or serious personal injury Save operator s manual and review frequently for continuing safe operation and instructing others who may use this tool READ ALL INSTRUCTIONS WE Secure long hair so it is above shoulder level to prevent GENERAL SAFETY RULES entanglement in any moving parts E For safe operation read and understand all instructions ae children and pets at least 15 m before using the trimmer brushcutter Follow all safety l J instructions Failure to follow all safety instructions listed E Do not operate this unit when you are tired ill or under below can result in serious personal injury the influence of alcohol drugs or medication E Do not allow children or untrained individuals to use this E Do not operate in poor lighting unit E Keep firm footing and balance Do not overreach ba Never start or run the engine in a closed or poorly Overreaching can result in loss of balance or exposure ventilated area breathing exhaust fumes can kill to hot surfaces M Clear the work area before each use Remove all objects WE Keep all parts of your body away from any moving part such as rocks broken glass nails wire or string which WE Do not touch area around the muffler or cylinder of the can be thrown or become entangled in the string head or trimmer brushcutter these parts get hot from operation blade E Always stop the engine and remove the spark plug wire E Wear full eye and hearin
28. th the hole in the gear head Place the holding pin through the slot in the upper flange washer and the hole in the gear head Turn the spool retainer clockwise to remove Remove the spool and string head from the drive connector 2 Place the holding pin through the upper flange washer and the gear head Using the 16 mm 5 8 in wrench supplied turn the drive connector clockwise to remove 3 Remove the upper flange washer from the gear shaft and retain for blade installation 4 Remove the grass deflector by pushing in on the three locking tabs while pulling on the grass deflector to separate from the blade guard NOTE Store the string head parts together for later use FOUR SCREWS MOUNTING CLAMP LOCKING ee TABS THREADED lt f MOUNTING PLATES Ti g A cA Uk ye ma wW RNS GRASS DEFLECTOR UPPER FLANGE WASHER DEFLECTOR WRENCH 7 l HOLDING PIN ae 7 DRIVE CONNECTOR SPOOL RETAINER STRINGHEAD vas ASSEMBLY INSTALLING THE BLADE See Figure 8 1 Place the upper flange washer over the gear shaft with the hollow side toward the blade guard 2 Center the blade on the upper flange making sure the blade sits flat Install the cupped washer with the raised center away from the blade Install the blade nut The blade turns counterclockwise from the operator s posi tion 3 Place the holding pin through the slot in the upper flange washer and the hol
29. the original factory adjustment If your unit exhibits specific performance problem s where the Trouble Shooting Section recommends a counterclockwise needle adjustment and no adjustments have been made since original purchase the unit should be taken to a factory authorized service dealer for repair In most cases the needed adjustment is a simple task for the factory trained service representative 20 SOLUTION 1 Lubricate with silicone spray 2 Install more string Refer to String Replacement earlier in this manual 3 Pull strings while alternately pressing down on and releasing spool retainer 4 Remove string from spool and rewind Refer to String Replacement earlier in this manual 5 Advance string at full throttle 1 Cut tall grass from the top down 2 Operate trimmer at full throttle Clean threads and lubricate with grease if no improve ment replace spool retainer 1 Operate trimmer at full throttle 2 Use fresh fuel and the correct 2 cycle oil mix 3 Clean per instruction in Maintenance Section 4 Turn H needle clockwise 1 16 1 8 turn See Figure 25 IDLE SPEED SCREW rl LO NEEDLE H HIGH NEEDLE WARRANTY GUARANTEE STATEMENT RTSA RTUK RTG All Ryobi products are guaranteed from defects in material and workmanship for a period of twenty four 24 months effective and evidenced from date of original invoice or delivery note Def
30. uld minimize the blade thrust reaction See Figure 13 13 APPROACH THE WEEDS BEING CUT FROM THE RIGHT THE WEEDS WILL BE CUT AGAINST THE LEFT SIDE OF THE BLADE GUARD TRI ARC BLADE The TRI ARC blade is suited only for pulpy weeds and vines When the blade becomes dull it can be turned over to extend the life of the blade Do not sharpen the TRI ARC blade Use only TRI ARC blade part number 984227001 available at your local retailer CUTTING TECHNIQUE BLADE A WARNING Extreme care must be taken when using blades to insure safe operation Read the safety information for safe operation using the blade refer to Specific Safety Rules for Brushcutter and Blade Use earlier in this manual E Always hold brushcutter with both hands when operating Use a firm grip on both handles WE Maintain your grip and balance on both feet Position yourself so that you will not be drawn off balance by the kickback reaction of the cutting blade E Inspect and clear the area of any hidden objects such as glass rocks concrete fencing wire wood metal etc E Never use blades near sidewalks fencing posts buildings or other immovable objects WE Never use a blade after hitting a hard object without first inspecting it for damage Do not use if any damage is detected E The unit is used as a scythe cutting from the right to the left in a broad sweeping action from side to side OPERATION STARTING AND STOPPIN
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