USER MANUAL - Pet Things N More
Contents
1. MIVICCULLOCH USER MANUAL MAC 2816 EAGER BEAVER 28 282 GAS STRING TRIMMERS OPERATION MAINTENANCE SAFETY WARNING PLEASE READ Y our new string trimmer is a complex tool For your own safety please read this manual before attempting to operate your new unit Failure to follow instructions can result in serious personal injury Spenda few moments to familiarize yourself with your trimmer before each use PN 98587 04 OU S A McCulloch Corporation 1993 Printed in U S A PLEASE READ Dear Customer Thank you for purchasing a McCulloch product With proper operation and maintenance it will provide you with years of service In order to make the best use of your investment be CERTAIN to familiarize yourself with the contents of the ENTIRE User Manual before attempting to operate and maintain your unit Be sure to carefully follow the step by step illustrations in this manual to start operate and maintain your new product in the manual there will be the following call outs NOTE WARNING CAUTION and WARRANTY A NOTE is used to convey additional information to highlight a particular explanation or expand a step description ENERALINFORMATION 3 1 1 Introduction 1 2 About Your Manual 1 3 About Your Unit 1 4 Assembly Requirements 1 5 Specifications 2 GENERAL IDENTIFICATION 4 2 1 G2. Air Filter AIR FILTER COVER SCREWS AIR FILTER COVER Figure 8 4A 1 Remove 2 screws holding air filter cover in place and remove cover Figure 8 4A AIR FILTER Figure 8 4B 2 Lift filter from Air Box Figure 8 4B 3 Wash filter in soap and water DO NOT USE GASOLINE 4 Air dry filter 5 Reinstall filter in reverse order of removal NOTE Replace filter if frayed torn damaged or unable to clean 8 5 FUEL CAP FUEL FILTER CAUTION Remove fuel from unit and store in approved container before starting this procedure ra VENT FUEL CAP Figure 8 5A NOTE Keep vent on fuel cap clean of debris Figure 8 5A gS STEEL WIRE FUEL LINE FUEL FILTER Figure 8 5B 1 Liftfuelline out of tank Steel wire with hook or paper clip works well Figure 8 5B 15 FUEL FILTER PULL amp TWIST Figure 8 5C 2 Pull off with a twisting motion Figure 8 5C 3 Replace fuel filter NOTE Never operate the trimmer without the fuel filter Internal engine damage could result 8 6 CARBURETOR ADJUSTMENT The carburetor was pre set at the factory for optimum performance If further adjustments are necessary please take your unit to the nearest McCulloch Author ized Service Center listed in the Yellow Pages 8 7 SPARK PLUG SPARK PLUG BOOT No Figure 8 7A 1 Remove spark plug boot with a twist and pull motion Figure 8 7A Remo
3. Or ALCOHOL OR DRUGS Move at least 10 feet 3 meters from fueling areas j before starting 18 DO NOT OPERATE UNIT UNLESS DEBRIS SHIELD ARD IS INSTALLED AND IN GOOD DO NOT OPERATE UNIT WITHOUT A MUFFLER and Ao ere properly installed muffler shield 19 DO NOT ADD REMOVE OR ALTER ANY DO NOT TOUCH or let your hands or body come in contact with a hot muffler or spark plug wire O CAUTION COMPONENTS OF THIS PRODUCT Doing so could cause personal injury and or damage the unit voiding the manufacturer s warranty Extremely long hair may be drawn into the engine by the cooling fan Ensure long hair is protected and kept clear of the cooling fan intake area ASSEMBLY INSTRUCTIONS 4 1 HANDLE ASSEMBLY INSTALL IN ORDER SHOWN NOTE The Delta handle is attached to the shaft but has been turned under for ease of packing SCREEN COVER Figure 4 2B SCREW 4 Install the spark arrester screen the screen cover and secure in place with the retaining screw Figure 4 2B NOTE A dirty spark arrester screen can dramatically reduce performance Figure 41A 4 3 DEBRIS SHIELD INSTALLATION 1 Loosen adjustment knob and rotate handle to top of shaft Figure 4 1A WARNING 2 Retighten adjustment knob securely The debris shield must be installed to properly dispense cutter line and protect operator 4 2 SPARK ARRESTER INSTALLATION n NOTE Spark Arrester is required when using your trimmer o
4. t feed Line is tangled inside stringhead Remove spool from unit disassemble Untangle line and wind correctly in direction indicated on spool see Section 8 Upon removing spool line appears to be melted together Trim off damaged line and rewind line see Section 8 Line wound in wrong direction inside stringhead L Remove spool Check to be certain line is wound in direction indicated on line element see Section 8 Insufficient line inside stringhead Remove spool and install new line see Section 8 Internal damage to stringhead caused by bumping head too hard on ground while advancing line Disassemble stringhead and examine parts for damage Replace parts or entire head see Section 8 Line snaps off or frays Unable to remove stringhead knob Improper trimming procedures or poor quality line See General Trimming Instructions or replace line see Section 8 Stringhead knob over tightened use stringhead wrench supplied in hoe kit Use anti seize compound Permatex 133A Anti seize or equivalent and reinstall knob HAND TIGHT ONLY Stringhead and shaft are hot to the touch Weed wrap 4 Remove weed wrap see Section 7 19 PROBLEM TROUBLESHOOTING THE ENGINE PROBABLE CAUSE CORRECTIVE ACTION Unit won t start or starts but will not run Incorrect starting procedures Follow instructions in
5. which also can be used during starting Figure 6 1H 1 Place choke in START position NOTE If engine fails to start after repeated attempts Figure 6 3A refer to Troubleshooting section 2 Grasp throttle handie firmly squeeze throttle trigger NOTE Always pull starter rope straight up Pulling Me positon starter at an angle will cause rope to rub against the 3 Pull starter rope briskly until engine starts but no eyelet This friction will cause rope to fray and wear more than 6 times Keep throttle at FULL position quickly Always hold starter handle when rope retracts until engine runs smoothly Never let rope snap back from extended position This 4 could cause rope to snag or fray and also damage the starter assembly If engine doesn t start place choke in RUN posi tion and pull starter rope 5 more times If engine still does not start it is probably flooded Wait 5 minutes and repeat procedure with choke in RUN position and throttle full open 7 1 ADDITIONAL SAFETY PRECAUTIONS TRIMMING INSTRUCTIONS Before operating your unit review ALL SAFETY PRECAUTIONS in this manual WARNING CAUTION IF UNFAMILIAR WITH TRIMMING CUTTING tech niques practice the procedures with ENGINE in OFF position ALWAYS CLEAR WORK area of debris such as cans bottles rocks etc Striking objects can cause serious injury to operator or bystanders and also damage equipment If an object is accidentally h
6. 6 1B PRIMER BULB Figure 6 1C 2 Prime the carburetor Pump the primer bulb 10 times Figure 6 1C 2 TRIGGER Figure 6 1D 3 Squeeze the trigger to the FULL THROTTLE position Figure 6 1D PULL STRAIGHT UP Figure 6 1E 4 Pull starter rope out a short way until resistance is felt approx 4 inches Pull starter rope briskly 4 times A smooth rapid pull is required for a strong spark Figure 6 1E NOTE Throttle must remain in full throttle position until engine starts and warms up approx 10 seconds gt Figure6 1F 2 Move choke lever to START position Pull starter rope again 4 times while holding trigger at the full throttle position Figure 6 1F 6 If engine fails to start repeat steps 1 through 5 6 OPERATING INSTRUCTIONS 6 6 2 TO STOP THE ENGINE Normal Stopping PULL ROPE AND PUSH SWITCH Figure 6 1G Figure 6 2A 7 Once engine starts leave the choke in the START position for 10 seconds then move choke to RUN 4 Release throttle trigger Let engine return to idle position Figure 6 1G Extend starter rope 4 6 to absorb strain on starter components when engine stops Push and hold ignition stop switch until engine stops Allow starter rope to retract slowly Figure 6 2A 6 3 WARM ENGINE START FIRST SQUEEZE TRIGGER THEN PUSH LATCH Figure 6 1H Figure 6 3A a NOTE Your unit is equipped with a throttle advance
7. ND TES TIGHT e S N ONLY Y DO NOT USE dE WRENCH Figure 8 2E 7 Once the spool is in place apply pressure on the spool compressing the spring Pull each end of the line sharply to unlock them from the slots Continue to apply pressure to the spool until the knob can be threaded CLOCKWISE onto the spindle Tighten the knob securely by hand only DO NOT USE THE STRINGHEAD WRENCH TO TIGHTEN Figure 8 2E NOTE Apply an anti seize compound Permatex 133A Anti seize or equivalent to the threads to make the knob easier to remove next time service is required Figure 8 2F 8 Trim the excess line to approximately 5 inches This will minimize load on engine during starting and warm up Figure 8 2F 8 MAINTENANCE INSTRUCTIONS 8 8 3 REMOVING REPLACIN STRINGHEAD STRINGHEAD WRENCH Figure 8 3A 1 Turn the knob COUNTERCLOCKWISE to remove Use the stringhead wrench if required Remove the spool and spring from the housing Remove the housing Gently tap back of housing to loosen Figure 8 3A Epa ON HAND O TIGHT Xy ONLY y MES DO NOT USE STRINGHEAD WRENCH Figure 8 3B 4 Remove the replacement stringhead from the pack age intact Place it on the spindle Ensure the hex on the spindle is well seated into the housing 5 Compress the spool into the housing and thread the knob into the assembly Tighten the knob CLOCK WISE BY HAND ONLY Figure 8 3B 8 4 AIR FILTER To Clean
8. NS A good preventive maintenance program will prolong the life and maintain the performance of your McCulloch unit After the first 7 days or 15 hours of operation whichever comes earliest take your unit to your McCulloch Author ized Service Center for an inspection and check up Your dealer will be pleased to help you set up a preven tive maintenance program to suit your needs The rec ommended first 7 day or 15 hour check ups and a follow up of regular periodic check ups and tune ups will assure long satisfactory service from your McCulloch product This service will be performed at your McCul loch Authorized Service Center at existing service rates MAINTENANCE CHECKLIST NOTE The maintenance checklist below is a guide for preventive maintenance Cleaning adjustment and parts replacement may under certain conditions be required at more frequent intervals than those indicated MAINTENANCE CHECK LIST m SCREWS NUTS BOLTS ACTION INSPECT TIGHTEN INSPECT CONTROLS REPLACE AS REQUIRED AIR FILTER CLEAN OR REPLACE FUEL FILTER REPLACE INSPECT DEBRIS SHIELD REPLACE AS REQUIRED INSPECT STRINGHEAD REPLACE AS REQUIRED SPARK PLUG CLEAN ADJUST REPLACE gt MUFFLER CLEAN LAMINATION GAP CLEANMADJUST EXHAUST PORTS CLEAN S
9. PARK ARRESTER SCREEN ee REPLACE CYLINDER FINS CLEAN CARBURETOR t CLEAN INSPECT ee STARTER ROPE REPLACE AS REQUIRED DRIVE SHAFT LUBRICATE Every 50 Hours til FUEL HOSES INSFEST REPLACE AS REQUIRED a Recommended for Maintenance by a McCulloch Authorized Service Center Technician 8 MAINTENANCE INSTRUCTIONS 8 8 2 REPLACING CUTTER LINE USE J STRINGHEAD WRENCH Figure 8 2A 1 Turn the knob COUNTERCLOCKWISE and remove it If required use string head wrench Remove the spool and spring Remove any remaining cutter line Figure 8 2A oy NA TF 4 Double a 18ft length of 095 or 080 cutter line Thread each end through one of the two sets of holes on the top of the spool Pull both ends evenly through the holes Figure 8 2B Figure 8 2B Figure 8 2C 5 Wind both ends around the spool together in a CLOCKWISE direction to within 6 ofthe ends DO NOT TWIST LINE ON SPOOL Twisting line could cause stringhead to feed improperly Figure 8 2C Figure 8 2D 6 Lock each end into a slot on opposite sides of the spool Install the spring over the spindle Insert each end of the line through an eyelet in the housing and lower the spool into the housing while feeding the line through the eyelets Ensure the spring seats itself into the spool Figure 8 2D y ON ES HA
10. TOLL FREE HOT LINE PLEASE REFERENCE YOUR MODEL AND SERIAL NUMBER 1 800 423 6302 In Arizona 1 800 221 6507 M F 6 00 AM 4 45 PM MST ASSEMBLY QUICK REFERENCE FOLLOW THESE SIMPLE STEPS TO ASSEMBLE YOUR TRIMM EN REFER TO YOUR USER MANUAL FOR MORE DETAILED INSTRUCTIONS A DEBRIS SHIELD ACTUAL SIZE B DELTA HANDLE Loosen knob and rotate handle to the top Adjust to a comfortable distance from the rear grip and tighten knob C J HANDLE Loosen the screws slightly and rotate the handle to the top a comfortable distance from the rear grip Tighten the screws BEFORE STARTING ENGINE Fuel used in this machine must be mixed with McCulloch Custom Lubricant at 40 1 mix ratio 3 2 oz oil to 1 gallon gasoline U S A McCulloch Corporation Printed in USA 211373 A B C CONSULTA RAPIDA PARA EL ENSAMBLAJE SIGA ESTOS SIMPLES PASOS PARA ENSAMBLAR SU RECORTADORA z a CONSULTE EN EL MANUAL DEL USUARIO SI DESEA INSTRUCCIONES EN MAS DETALLE INTRODUZCA EL PERNO PROTECTORA CONTRA ESCOMBROS LA TUERCA ES TAMA O REAL Localice el perno y la tuerca Coloque la protectora contra escombros en su lugar Instale el perno y la tuerca y apriete MANIJA DELTA A Afloje la perilla y gire la manija hasta arriba Ajuste a una distancia c moda del agarre trasero y apriete la perilla MANIJA EN J Afloje los tornillos ligeramente y gire la manija hacia s
11. ct 5 U S Gal 16 0 oz 475 ml cc CAUTION Bi aed a ee i Li 17 0 0z 500 ml If 2 cycle lubricant other than McCulloch Custom polis 5 mco Lubricant is to be used it must be a premium grade 1 Imp Gal 4 3 oz 125 ml cc 2 cycle oil mixed at a 40 1 ratio Ifinsufficient lubrication 2 Imp Gal 9 6 07 250 mica p a R 5 Imp Gal 21 4 oZ 625 ml cc is the cause of engine damage it voids the manufacturer s warranty for that product Mixing 40 Parts Gasoline to 1 Part Lubricant Procedure 5 2 MIXING FUEL 1ml 1cc Mix fuel in a container equipped with a flexible spout and strainer See the Fuel Mixing Table for the correct ratio x di of gasoline to oil Pour half of the gasoline and all of the The use of a fuel additive such as STA BIL Gas Stabilizer oil into the container Cover the container and shake or an equivalenti minimize tne pleno uel gum y deposits Such an additive should only be used when the vigorously Add the rest of the gasoline and again shake fuel oil mix is prepared Add 11 ml 0 4 oz per gallon of container to thoroughly mix fuel and oil gasoline or mix per instructions on container NEVER add fuel additives directly to the unit fuel tank 5 4 USE OF BLENDED FUELS Today s fuels are often a blend of gasoline and one or more oxygenates such as ethanol methanol MTBE ether and axonal These blends are often referred to as gasohol premium or super unleaded We recommend re
12. drained start engine Run engine at idle until unit stops This will purge the carburetor of fuel 6 Allow engine to cool approximately 5 minutes Using a spark plug wrench remove the spark plug S M N Figure 8 10A Wi 8 Pour 1 teaspoon of clean 2 cycle oil into the com bustion chamber Pull starter rope slowly several times to coat internal components Replace spark plug Figure 8 10A 9 Store unit in a cool dry place away from any source of ignition such as an oil burner water heater etc 8 11 REMOVING A UNIT FROM STORAGE 1 Remove spark plug 2 Pull starter rope briskly to clear excess oil from combustion chamber 3 Clean and gap spark plug or install a new spark plug with proper gap Prepare unit for operation Fill fuel tank with proper fuel oil mixture See Fuel and Lubrication Section FOR PERFORMANCE AND SAFETY REASONS USE ONLY GENUINE McCULLOCH ACCESSORIES AND REPLACEMENT PARTS DESCRIPTION PART NUMBER ACCESSORIES and REPLACEMENT PARTS Dual Line Stringhead Assembly 300160 Dual Line on Spool 300159 Bump Knob 300339 Bump Spring 300356 Spark Plug DJ8J 219043 01 Air Filter 300323 223975 01 Spark Arrester Screen 224040 Fuel Filter 216985 LUBRICANTS 3 2 oz ONE SHOT 223251 01 8 oz for 2 5 gal mix 224477 16 oz with easy mix chamber ACCESSORIES LUBRICANTS PROBLEM TROUBLESHOOTING THE STRINGHEAD EOBABEE CAUSE SOLUTION Line won
13. e TRIMMING MOWING Swing trimmer with a sickle like motion from side to side Do not tilt the stringhead during the procedure Test area to be trimmed for proper cutting height Keep stringhead at same level for even depth of cut CLOSER TRIMMING Position trimmer straight ahead with a slight tilt so bottom of stringhead is above ground and string contact occurs at proper cutting point Always cut away from operator Do not pull trimmer in toward operator FENCE FOUNDATION TRIMMING Approach trimming around chain link fences picket fences rock walls and foundations slowly to cut close without whipping string against the barrier If the string comes in contact with rock brick walls or foundations it will break or fray If string snags fencing it will snap off TRIMMING AROUND TREES Trim around tree trunks with a slow approach so string does not contact the tree bark Walk around the tree trimming from left to right Approach grass or weeds with tip of string and tilt stringhead slightly forward WARNING Use extreme caution when EDGING or SCALPING Keep a distance of 100 feet between operator other people and animals during these operations EDGING Tilt unit to the left so that stringhead is in a vertical position This will allow the nylon line to skim along the edge of the concrete Before edging you may want to adjust the handle so as to make this operation as effortless as possible Always keep a di
14. eneral identification 2 2 Safety Features 3 SAFETY PRECAUTIONS 5 3 1 What To Do 3 2 What NOT To Do 4 ASSEMBLY INSTRUCTIONS 7 4 1 Handle Assembly 4 2 Spark Arrester Installation 4 3 Debris Shield Installation 5 FUELANDLUBRICATION 8 5 1 Fuel 5 2 Mixing Fuel 5 3 Fuel Mixing Table 5 4 Use Of Blended Fuels 6 OPERATING INSTRUCTIONS 9 6 1 Starting A Cold Engine 6 2 To Stop The Engine 6 3 Warm Engine Start TABLE OF CONTENTS a WARNING o CAUTION identifies a procedure which if not undertaken or if improperly done can result in serious personal injury or damage to the unit and or both The D WARRANTY SYMBOL serves notice that unless instructions or procedures are followed any damage caused wili void the warranty and repairs will be at owner s expense Service other than user maintenance should be performed by a McCulloch Authorized Service Center Damage or conditions which render this product inoperable caused by improper maintenance practices will void the manufacturer s warranty McCulloch Corporation Product Service Department 7 TRIMMING INSTRUCTIONS 11 7 1 Additional Safety Precautions 7 2 Stringhead Line Release 7 3 Trimming Procedures 8 MAINTENANCE INSTRUCTIONS 13 8 1 Preventive Maintenance 8 2 Replacing Cutter Line 8 3 Removing Replacing Stringhead 8 4 Air Filt
15. er 8 5 Fuel Cap Fuel Filter 8 6 Carburetor Adjustment 8 7 Spark Plug 8 8 Spark Arrester Screen 8 9 Debris Shield Knife Sharpening 8 10 Storing A Unit 8 11 Removing A Unit From Storage ACCESSORIES amp LUBRICANTS 18 TROUBLESHOOTING THE STRINGHEAD 19 TROUBLESHOOTING THE ENGINE Your McCulloch String Trimmer is a light portable hand held unit powered by a 2 cycle engine that runs cool and quiet Your unit features a recoil starter for fast consistent starts and a precision diaphragm carburetor for smooth operation A spark arrester screen that meets all U S Forest Service Regulations is furnished in the user kit For additional information governing use and replacement of spark arrester screens for your unit see Safety Precautions and Accessories and Replacement Parts in this manual 1 2 ABOUT YOUR MANUAL Your User Manual is both a reference and a service handbook that provides you with safety precautions easy to follow assembly fuel starting operating trimming and maintenance instructions 1 5 SPECIFICATIONS Engine Type Displacement Dry Weight Fuel Capacity Drive Shaft Length Handle Cutting Line Cutting Swath Stringhead Carburetor Ignition Spark Plug GENERAL INFORMATION 1 1 INTRODUCTION McCulloch units are designed to meet all of your lawn and garden trimming needs When equipped with a debris shield and stringhead your unit can t
16. er people or animals 11 DONOT OPERATE UNIT IN AWKWARD POSITIONS Bere off balance outstretched arms or one handed Always EDGING SCALPING IS NOT RECOMMENDED when use two hands when operating unit with thumbs and other people or animals are within 100 feet fingers encircling the handles DO NOT SWEEP WITH UNIT Sweeping refers to tilting 12 DO NOT USE STEEL LINE OR PLASTIC COATED head attachment to sweep away debris from sidewalks STEEL LINE The use of steel line or plastic coated driveways etc steel line is extremely dangerous Your stringhead is i S ith 095 di t DO NOT USE ANY OTHER FUEL than that rec ao tobeiused 050 es TSE nyon ommended in your manual Always follow instruc tions in the Fuel and Lubrication section of this manual 13 DO NOT RAISE STRINGHEAD above knee level while Never use gasoline unless it is properly mixed with unit is operating Injury to operator could result 2 cycle engine lubricant Permanent damage to engine 14 DO NOT USE ANY TYPE BLADE OR SAW CHAIN will result voiding manufacturer s warranty CUTTER HEAD unless specified or included DO NOT OPERATE EQUIPMENT wearing loose 45 DO NOT USE UNIT FOR ANY PURPOSES OTHER scarves shorts dangling jewelry key chains etc or than trimming or mowing weeds or grass while barefoot 8 R PROLONGED PERIODS DO NOT SMOKE while refueling or operating equip an oda UNIT FO OS ment i PERAT NIT WHILE UNDER THE DO NOT START EQUIPMENT WHERE YOU FUEL IT 1 WELUCREE
17. grass leaves or other flammable mate rials are present To operate a gasoline powered prod uct on U S National Forest Lands or forest brush or grass covered lands in many U S states including California Maine New Hampshire Oregon Washington you must have an approved spark arrester screen properly installed and maintained on the engine muffler The spark arrester screen must remove and retain carb on and other flammable particles over 0 023 inches in size from engine exhaust flow NOTE COMPLIANCE WITH ALL LOCAL STATE OR FEDERAL LAWS IN THE UNITED STATES IS THE USER S RESPONSIBILITY Your unit comes with a spark arrester screen furnished in the user kit Replacement spark arrester screen kits are available at your nearest McCulloch Authorized Service Center listed under SAWS in your Telephone Directory Yellow Pages Ifyou have any questions concerning spark arrester screens or their use write to McCulloch Corporation Product Service Department P O Box 11990 Tucson Arizona 85734 Or you can call our toll free number USA 1 800 423 6302 Arizona residents call 1 800 221 6507 NOTES 10 11 12 13 14 15 16 TURN UNIT OFF before setting it down ALWAYS HOLD UNIT FIRMLY WITH BOTH HANDS the thumb and fingers encircling the handles KEEP ALL SCREWS AND FASTENERS TIGHT Never operate your equipment when it is improperly adjusted or not completely and securely assembled KEEP HANDLES DRY c
18. gular unleaded gasoline for use in your McCulloch product However if you choose to use a blended fuel or its use is unavoidable the following precautions are recommended 1 Always use fresh fuel mixed per your PROBLEMS COMMON TO GASOHOL USE MAY REQUIRE User Manual BLENDED FUELS CARBURETOR ADJUSTMENTS 2 Use the special additive ALCOHOL Some problems associated with use of Your McCulloch engine is lubricated by PROTECTOR by Gold Eagle or blended fuels include oil mixed with the fuel Using equivalent to inhibit corrosion and oxygenated fuels may alter the air fuel reduce oil fuel separation mix as ratio causing a lean mix less fuel more directed Poor warm restart ain Vapor lock Always agitate the fuel mix before Poor performance at high altitudes If this condition is not corrected by fueling unit adjusting the carburetor engine damage due to poor lubrication may result Your McCulloch Authorized Service Center can make these adjustments Corrosion of fuel system Defuel tank and run engine dry be components fore storing the unit 6 1 STARTING A COLD ENGINE NOTE Ignition is always ON Figure 6 1A NOTE To minimize load on engine during starting and warm up trim excess cutter line to 5 inches Figure 6 1A Your unit is designed with a 3 position choke CHOKE START and RUN Figure 6 1B TO START ENGINE 1 Move choke lever to CHOKE position Figure
19. it immediately TURN ENGINE OFF and examine equipment If stringhead is cracked or broken or plastic debris shield is damaged replace those parts immediately Never operate unit with damaged or defective equip ment ALWAYS HOLD UNIT FIRMLY with both hands thumbs and fingers encircling handles ALWAYS WEAR PROPER CLOTHING work shoes work gloves safety goggles and ear protection to guard against hearing impairment ALWAYS TRIM OR CUT AT HIGH ENGINE SPEEDS Do not run engine slowly at start or during trimming operations 7 2 STRINGHEAD LINE RELEASE a ae MTA Nl Figure 7 2A NOTE The bump and feed stringhead allows for quick and easy line feeding without the need to stop engine to advance line Figure 7 2A WARNING CAUTION DO NOT use steel wire or plastic coated steel wire To release fresh line run engine at full throttle and bump stringhead against lawn Line will automatically release The knife in debris shield will trim excess line DONOT use equipment for purposes other than trimming or mowing weeds NEVER raise stringhead above knee height during operation DO NOT operate unit with other people or animals in the immediate vicinity Allow a minimum of 30 feet between operator and other people and animals when trimming or mowing Allow a distance of 100 feet between operator and other people and animals when EDGING or SCALPING with stringhead NEVER OPERATE EQUIPMENT if taking medica
20. lean and free of fuel mixture KEEP STRINGHEAD AS CLOSE TO GROUND AS PRACTICAL Avoid hitting small objects with stringhead When cutting on a slope stand below stringhead NEVER cut or trim on a hill or slope etc if there is the slightest chance of slipping sliding or losing firm footing CHECK AREA YOU WILL BE TRIMMING FOR DEBRIS that may be struck or thrown during operation Clear area before operating equipment KEEP ALL PARTS OF YOUR BODY AND CLOTHING AWAY FROM STRINGHEAD when starting or running engine Before starting engine make sure stringhead will not come in contact with any obstacle STOP ENGINE before examining cutting line STORE EQUIPMENT AWAY FROM POSSIBLE IGNITION SOURCES such as gas powered water heat ers clothes dryers or oil fired furnaces portable heat ers etc ALWAYS KEEP the debris shield stringhead and en gine free of debris build up TURN IGNITION SWITCH TO OFF and remove spark plug boot from spark plug to avoid any chance of acci dental starting before replacing stringhead or line OPERATION OF EQUIPMENT should always be re stricted to mature and properly instructed individuals 3 SAFETY PRECAUTIONS 3 3 2 WHAT NOT TO DO WARNING DO NOT OPERATE THIS EQUIPMENT with other peo ple or animals in the immediate vicinity ALLOW a safe distance of at least 30 feet 10 meters between operator 10 DO NOT ALLOW DIRT FUEL OR DEBRIS to build up on engine and oth
21. local state and federal laws and or combustible materials from making contact and or regulations governing the use of a spark arrester with a hot muffler screen is the user s responsibility See Safety Precautions Section 3 and Maintenance Instructions Section 8 for additional information The serial number of your unit is located on the engine For handy reference purposes you may MODEL NUMBER SERIDE NUMBER want to record the serial number along with the model number You may also want to etch your own marking PERSONAL ETCHING SAFETY PRECAUTIONS 3 1 WHAT TO DO READ YOUR USER MANUAL AND ALL SUP PLEMENTS IF ANY ENCLOSED THOR OUGHLY BEFORE OPERATING YOUR UNIT 1 WEAR CLOSE FITTING TOUGH WORK CLOTHING that will provide protection such as tong slacks or trou sers safety work shoes heavy duty work gloves a safety face shield goggles or safety glasses for eye protection and a good grade of ear plugs or other sound barriers for hearing protection 2 REFUELIN A SAFE PLACE Open fuel cap slowly to release any pressure which may have formed in fuel tank To prevent a fire hazard move at least 10 feet 3 meters from fueling area before starting 3 IF FUEL HAS SPILLED ON UNIT be sure engine has been dried completely before starting it 4 COMPLY WITH ALL FIRE PREVENTION REGULATIONS We recommend you keep a shovel and fire extinguisher close by whenever using your unit in areas where dry
22. n U S National Forest Lands Check your local state requirements 1 Place your unit on a work bench or level surface with Figure 4 3A the muffler facing you as shown in Figure 4 2A 2 Access to the screen area can be made through the opening on the back of the muffler shield It is not necessafy to remove the muffler shield to install the screen Figure 4 3B INSERT BOLT Y MUFFLER E REMOV SHIELD SCREW Figure 4 2A 3 Using a screwdriver remove the screen cover re taining screw Figure 4 2A Figure 4 3C 5 FUEL AND LUBRICATION 5 51 FUEL CAUTION Q Engine fuel is a mixture of gasoline and 2 cycle oil The Never attempt to mix the gasoline and lubricating oil in correct ratio of gasoline to oil is very important Follow the fuel tank of the unit the ratios in the Fuel Mixing Table Special starting fluids SHOULD NOT be used because Use regular grade unleaded gasoline mixed with seals and other rubber composition parts may be McCulloch 40 1 custom 2 cycle engine oil for best damaged results Use mixing ratios in Section 5 3 5 3 FUEL MIXING TABLE CAUTION Never use straight gasoline in your unit Never use a fuel GASOLINE McCulloch 40 1 Ratio Custom Lubricant 3 1 2 U S G 1 1 6 oz 48 ml cc mixture that has been stored for over 90 days This will US ee 007 95 ml cause permanent engine damage and void the 2 5 US Gal 8 0 oz 237 ml cc manufacturer s warranty for that produ
23. rim unsightly weeds and tall grass in those hard to reach areas along fences walls foundations and around trees 1 4 ASSEMBLY REQUIREMENTS 1 3 ABOUT YOUR UNIT Your unit will require assembly of some components which were packed separately for shipping Please follow the directions beginning in Section 4 1 Assembly Instructions NEVER operate your unit without a properly installed debris shield 0 080 or 0 095 Dual Line Semi Automatic Feed Primer Diaphragm Type Electronic Champion DJ8J or Equivalent Direct 2 1 GENERAL IDENTIFICATION STRINGHEAD CUTTER LINE DEBRIS SHIELD DRIVE SHAFT ASSEMBLY HANDLE THROTTLE TRIGGER IGNITION ON OFF SWITCH CHOKE LEVER FAN HOUSING 10 FUEL TANK 11 AIR FILTER COVER 12 STARTER HANDLE 13 MUFFLER SHIELD 14 DRIVE SHAFT RETAINING SCREW 15 SPARK ARRESTER SCREEN 16 PRIMER BULB 17 GRIP OPADAADN 2 11 ca TA WARNING CAUTION Blades CANNOT be used on these models Supplied in User Kit 2 2 SAFETY FEATURES Numbers preceding the descriptions correspond with numbers above to help you locate the safety feature 3 DEBRIS SHIELD must be installed to prevent de 15 SPARK ARRESTER SCREEN retains carbon and bris from spraying up into the operator and prevent other flammable particles over 0 023 inches in size the string from extending longer than necessary from exhaust flow 13 MUFFLER SHIELD helps prevent hands body NOTE Compliance with
24. stance of 100 feet from other people and animals when edging Do not attempt this procedure if there is any chance flying debris could injure operator other people or cause damage to property SCALPING Scalping refers to removal of all vegetation down to the ground To do this tilt the stringhead to about a 30 degree angle to the left By adjusting the handle you will have better control during this operation Always keep a distance of 100 feet from other people and animals when scalping Do not attempt this procedure if there is any chance flying debris could injure operator other people or cause damage to property WARNING DO NOT SWEEP WITH TRIMMER Sweeping refers to tilting stringhead to sweep away debris from walkways etc Your trimmer is a powerful tool and small stones or other such debris may be hurled 50 feet or more causing injury or damage to nearby property such as automobiles homes and windows 8 1 PREVENTIVE MAINTENANCE Service other than routine user maintenance items should be performed by your McCulloch Authorized Service Center listed in under SAWS in the Yellow Pages of your telephone directory Keep your unit clean Do not allow filters muffler and cylinder fins to become plugged or covered with dirt or debris Never use dirty fuel or dirty oil Engine damage could result Always follow instructions in the Fuel and Lubrication section of this manual 8 MAINTENANCE INSTRUCTIO
25. the User Manual See Section 6 lineorract carburetor mixture adjustment setting Have carburetor adjusted by an Authorized Service Center Fouled spark plug Remove clean and gap or replace spark plug If plug is wet reinstall plug and hold at full throttle until unit starts If plug is dry try starting with Leone on See Section 8 Fuel filter plugged Replace fuel filter See Section 8 Unit starts but engine has low power incorrect lever position on choke Move to RUN position Diy spark arrestor screen Replace spark arrester screen Dirty air filter Remove clean and reinstall filter Incorrect carburetor mixture adjustment setting Have carburetor adjusted by an Authorized Service Center Engine hesitates No power under load Runs erratically Smokes excessively Incorrect carburetor mixture adjustment setting Incorrectly gapped spark plug Have carburetor adjusted by an Authorized Service Center Clean gap or replace plug pos gap p plug Incorrect carburetor mixture adjustment setting Have carburetor adjusted by an Authorized Service Center Incorrect fuel mixture Use properly mixed fuel 40 1 mixture FOR WARRANTY OR SERVICE CONTACT THE NEAREST McCULLOCH AUTHORIZED SERVICE CENTER LISTED UNDER SAWS IN YOUR TELEPHONE DIRECTORY YELLOW PAGES IF FURTHER ASSISTANCE IS REQUIRED CALL THIS
26. tion that produces drowsiness or reduces reflexes NEVER OPERATE EQUIPMENT while drinking alco holic beverages or while under the influence of alcohol or drugs IF OPERATING UNIT ON A SLOPE stand below the cutting attachment DO NOT OPERATE on a siope or hilly incline if there is the slightest chance of slipping or losing your footing CAUTION Periodically remove weed wrap to prevent overheating the drive shaft Weed wrap occurs when strands of weeds become entangled around the shaft beneath the debris shield Figure 7 2B Remove weed wrap with a screwdriver or similar device or refer to Section 8 3 Removing Replac ing Stringhead A IR ERES o BR AT Figure 7 2B 7 3 TRIMMING PROCEDURES When properly equipped with a debris shield and stringhead your unit will trim unsightly weeds and tall grass in those hard to reach areas along fences walls foundations and around trees It can also be used for edging along walkways and driveways And it can be used for scalping to remove vegetation down to the ground for easier preparation of a garden or to clean out a particular area WARNING Do not use steel wire or plastic coated steel wire of any kind with your stringhead Serious operator injury can result NOTE Even with care trimming around foundations brick or stone walls curves etc will result in above normal string wear To release fresh line see instructions in Section 7 2 Stringhead Line Releas
27. u posici n superior a una distancia c moda del agarre trasero Apriete los tornillos ANTES DE ARRANCAR EL MOTOR el combustible usado en esta m quina debe estar mezclado con el lubricante Custom Lubricant de McCulloch a una raz n de mezcla de 40 1 236 ml de aceite por 10 litros de gasolina 3 2 onzas de aceite por 1 gal n de gasolina U S A McCulloch Corporation Printed in USA 211373
28. ve the spark plug Clean spark plug electrodes with emery cloth 16 MAINTENANCE INSTRUCTIONS CENTER ELECTRODE GAP 0 635MM SIDE 0 025 IN ELECTRODE Figure 8 7B 4 Adjust gap to 025 in Bend side electrode only using a gapping tool Figure 8 7B 5 Reinstall spark plug and torque to 105 to 130 inch pounds Reconnect spark plug boot 8 8 SPARK ARRESTER SCREEN NOTE It is not necessary to take muffler shield off to replace or install a new spark arrester screen MUFFLER REMOVE SCREW SHIELD Figure 8 8A SCREEN Figure 8 88 1 Toreplace spark arrester screen remove the retain ing screw and screen cover Discard old screen Install new screen Figure 8 8A amp 8 8B 8 MAINTENANCE INSTRUCTIONS 8 8 9 DEBRIS SHIELD KNIFE SHARPENING 1 Remove cutter knife from debris shield 2 Place knife in a bench vise Sharpen knife using a flat file being careful to maintain the angle of cutting edge File in one direction only Figure 8 9A 3 Reinstall knife Tighten fasteners securely Figure 8 9A 8 10 STORING A UNIT Failure to follow these steps may cause varnish to form in the carburetor difficult starting or perma nent damage after storage 1 Perform all th general maintenance recommended in the Maintenance Section of your User Manual 2 Clean exterior of engine drive shaft assembly de bris shield and stringhead Drain fuel from the fuel tank 4 After fuel is
Download Pdf Manuals
Related Search