Craftsman 358.791071 Trimmer User Manual
Contents
1. a WARNING inspect the area be fore starting the unit Remove all de bris and hard objects such as rocks glass wire etc that can ricochet be thrown or otherwise cause injury or damage during operation Do not use a cutting blade that is bent warped cracked broken or damaged in any other way Have worn or damaged parts replaced by your Sears Service Center Always keep unit in front of your body Keep all parts of your body away from the cutting blade Keep the cutting blade and air vents clear of debris POLE PRUNER SAFETY WARNING The reciprocating blade rotating chain can cause severe injury Inspect the unit before use Do not operate unit with a bent cracked or dull blade or dull chain Keep away from the blade chain Aa WARNING The reciprocating blade rotating chain is sharp Do not touch To prevent serious injury always stop engine and ensure blade chain has stopped moving disconnect spark plug and wear gloves when changing or handling the blade or chain 7 WARNING A coasting blade ro tating chain can cause injury while it continues to move after the engine is stopped Maintain proper control of the unit until the blade chain has completely stopped moving Keep hands face and feet at a distance from all moving parts Do not attempt to touch or stop the blade or chain when it is moving WARNING Falling objects can cause severe head injury Wear head protection when op2. WARNING Inspect the area to be cultivated before starting the unit Remove all debris and hard and sharp objects such as rocks vines branch es rope string etc Avoid heavy contact with solid objects that might stop the tines if heavy con tact occurs stop the engine and in spect the unit for damage e Never operate the cultivator without the tine cover in place and properly secured Keep the tines and guard clear of debris e After striking a foreign object stop the engine disconnect the spark plug and inspect the cultivator for damage Repair before restarting Disconnect attachment from the drive engine before cleaning the tines with a hose and water to remove any build up Oil the tines to prevent rust Always wear gloves when servicing or cleaning the tines The tines become very sharp from use Do not run unit at high speed unless cultivating HEDGE TRIMMER SAFETY A DANGER RISK OF CUT KEEP HANDS AWAY FROM BLADE Blade moves momentarily after the trigger is released Do not attempt to clear away cut material when the blade is in mo tion Make sure the switch is in the OFF position the spark plug wire is discon nected and the blade has stopped moving before removing jammed mate tial from the cutting blade Do not grab or hold the unit by the cutting blade Blades move Allow blades to stop momentarily before removing after the them from the cut trigger is released T5555
3. from the cutting attachment and muffler Idle Speed Adjustment Allow engine to idle Adjust speed until engine runs without trimmer head moving or spinning idle too fast or engine stalling idle speed too slow e Turn idle speed screw clockwise to increase engine speed if engine stalls or dies e Turn idle speed screw counterclock wise to decrease engine speed if trimmer head moves or spins at idle Air Filter Cover iis Za Idle Speed 7 co Screw Z5 WARNING Recheck the idle speed after each adjustment The trimmer head must not move or spin at idle speed to avoid serious injury to the operator or others If you require further assistance or are unsure about performing this proce dure contact your Sears Service Cen ter or call our customer assistance help line at 1 800 235 5878 STORAGE A WARNING Perform the follow ing steps after each use Allow engine to cool before storing or transporting Store unit and fuel in a well venti lated area where fuel vapors cannot reach sparks or open flames from water heaters electric motors or switches furnaces etc Store unit with all guards in place Position unit so that any sharp ob ject cannot accidentally cause injury Store unit and fuel well out of the reach of children SEASONAL STORAGE Prepare unit for storage at end of sea son or if it will not be used for 30 days or more if your unit is to be stored for a period
4. of time Clean the entire unit before lengthy storage Store in a clean dry area Lightly oil external metal surfaces FUEL SYSTEM Empty the fuel system before storage for 30 days or longer Drain the gas tank start the engine and let it run un til the fuel lines and carburetor are empty Use fresh fuel next season Under FUELING ENGINE in the OPERA TION section of this manual see mes sage labeled IMPORTANT regarding the use of gasohol in your engine Fuel stabilizer is an acceptable alter native in minimizing the formation of fuel gum deposits during storage Add stabilizer to the gasoline in the fuel tank or fuel storage container Follow the mix instructions found on stabilizer container Run engine at least 3 min utes after adding stabilizer Craftsman 40 1 2 cycle engine oil air cooled is already blended with fuel stabilizer ff you do not use this Sears oil you can add a fuel stabilizer to your fuel tank 16 ENGINE Remove spark plug and pour 1 tea spoon of 40 1 2 cycle engine oil air cooled through the spark plug opening Slowly pull the starter rope 8 to 10 times to distribute oil Replace spark plug with new one of recommended type and heat range Clean air filter Check entire unit for loose screws nuts and bolts Replace any dam aged broken or worn parts At the beginning of the next season use only fresh fuel having the proper gasoline to oil ratio TROUBLESHOOTING T
5. part still under warranty WHAT IS NOT COVERED All failures caused by abuse neglect or improper mainte nance are not covered ADD ON OR MODIFIED PARTS The use of add on or modified parts can be grounds for disallowing a warranty claim Sears is not liable to cover failures of warranted parts caused by the use of add on or modified parts HOW TO FILE A CLAIM If you have any questions re garding your warranty rights and re sponsibilities you should contact your nearest authorized service center or call Sears at 1 800 469 4663 WHERE TO GET WARRANTY SERVICE Warranty services or repairs shall be provided at all Sears Service Centers Call 1 800 469 4663 18 MAINTENANCE REPLACEMENT EMISSION CONTROL WARRANTY AND REPAIR OF EMISSION RE PARTS LIST Carburetor Ignition Sys LATED PARTS Any Sears approved tem Spark Plug covered up to mainte replacement part used in the perfor nance schedule Ignition Module Muf mance of any warranty maintenance or fler including catalyst Fuel Tank repair on emission related parts will be California only MAINTENANCE provided without charge to the owner if STATEMENT The owner is responsible the part is under warranty for the performance of all required main tenance as defined in the operator s manual The information on the product label indicates which standard your engine is certified Example Year EPA Phase 1 or Phase 2 and or CALIFORNIA IMPORTANT EMISSION INFORMATION THIS EN
6. so moving parts do not freeze Look behind and use care when backing up Exercise caution to avoid slipping or falling especially when operating in reverse Know how to stop quickly ASSEMBLY CARTON CONTENTS Check carton contents against the fol lowing list Model 358 791071 Powerhead Trimmer attachment Shield Wing Nut screwed onto shield Container of line Container of oil Examine parts for damage Do not use damaged parts NOTE If you need assistance or find parts missing or damaged call 1 800 235 5878 it is normal for the fuel filter to rattle in the empty fuel tank Finding fuel or oil residue on muffler is normal due to carburetor adjustments and testing done by the manufacturer ASSEMBLY WARNING Always stop unit and disconnect spark plug before per forming any assembly procedures Awarnina lf received as sembled repeat all steps to ensure your unit is properly assembled and all fasteners are secure INSTALLING TRIMMER ATTACH MENT CAUTION When installing trimmer attachment place the unit on a flat surface for stability 1 Loosen the coupler by turning the knob counterclockwise Shipping protector TIGHTEN 2 Remove shipping protector from coupler 3 Remove the shaft cap from the trimmer attachment if present 4 Position locking release button of attachment into guide recess of coupler 5 Push the attachment into the cou pler until the l
7. the cutting area The right and wrong ways are shown below Tip of line does the cutting Line crowded into work area Right The line will easily remove grass and weeds from around walls fences trees and flower beds but it also can cut the tender bark of trees or shrubs and scar fences For trimming or scalping use less than full throttle to increase line life and decrease head wear especially During light duty cutting Near objects around which the line can wrap such as small posts trees or fence wire TRIMMING Hold the bottom of the trimmer head about 3 inches 8 cm above the ground and at an angle Al low only the tip of the line to make contact with vegetation Do not force trimmer line into work area cme Trimming La 8 cm above SCALPING The scalping technique removes unwanted vegetation down to the ground Hold the bottom of the trim mer head about 3 inches 8 cm above the ground and at an angle Allow the tip of the line to strike the ground around trees posts monuments etc This technique increases line wear ace Scalping a a MOWING Your trimmer is ideal for mowing in places conventional lawn mowers cannot reach In the mowing position keep the line parallel to the ground Avoid pressing the head into the ground as this can scalp the ground and damage the tool SWEEPING The fanning action of the rotating line can be used to blow
8. the gas tank start the engine and let it run until the fuel lines and carburetor are empty Use fresh fuel next season Never use engine or carburetor clean er products in the fuel tank or perma nent damage may occur See the STORAGE section for addition al information HOW TO STOP YOUR UNIT Release the throttle trigger Move the ON OFF switch to the OFF position ON OFF Switch HOW TO START YOUR UNIT Aa WARNING Avoid any contact with the muffler A hot muffler can cause serious burns LA SSeS STARTING A COLD ENGINE NOTE DO NOT squeeze the throttle trigger until the engine has started and runs 1 Set unit on a flat surface 2 Move ON OFF switch to the ON position 3 Slowly press the primer bulb 6 times 4 Move the start lever to the START position 5 This unit has the Sim pul starting system You do not have to pull the starter rope handle sharply or brisk ly Pull starter rope handle with a controlled and steady motion until engine starts and runs 6 Allow unit to run for 5 seconds then fully squeeze the throttle trigger to disengage the starting system start lever returns to RUN position Saari A WARM ENGINE Move ON OFF switch to the ON position 2 Squeeze and hold the throttle trig ger Keep throttle trigger fully squeezed until engine runs smoothly 8 Pull starter rope handle with a con trolled and steady motion while squeezing throttle trigger until
9. 0 0 1530015849 Screw Carb 33 545081901 Assy Crankcase 55 545030102 Gasket Muffler kit 11 545000601 Box Air incl 27 28 29 30 56 545033201 Shield 2 545006017 Kit Carb assy Ci1U W32 34 545006037 Assy C case C shaft 57 545081871 Kit Muffler Note Repar kits are not availabe incl 34 32 33 Incl 54 55 56 for this carburetor 35 530055524 Assy Flywheel 58 530012586 Cylinder 36 530016030 Washer 59 952030249 Plug Spark RCJ 68Y 8 545030102 Seal Carb kit 37 530055620 Spacer 60 530001624 Bolt Cyi 1 4 20 4 1545103602 Assy Fuel Tank 38 530015775 Screw Baffle 61 530039234 Modutle ignition 5 530015771 Screw Crankcase 39 545115201 Plate Baffle 62 530016357 Screw Module 6 530015952 Screw Shroud 40 545050408 Kit Pulley 63 545030102 Kit Gasket Seal 7 545000701 Assy Rear Shroud 41 545054901 Spring Starter Incl 13 18 52 55 8 545030102 O ring Shroud kit 42 530019182 Grommet 64 545026801 Assy Throttle cable 9 1530027593 Valve Reed 43 530016386 Screw F hsg 20 530029781 Stop Reed 44 530059278 Assy Fan Housing 21 530016064 Screw Reed stop 45 530094189 Washer Clutch 22 530015875 Screw Retainer 46 530055122 Assy Clutch 23 530055492 Isolator Tank 21
10. ABLE OTHER Do not store gasoline from one sea son to another Replace your gasoline can if it starts to rust A WARNING Always stop unit and disconnect spark plug before perform ing all of the recommended remedies below except remedies that require unit to be operating 2 Engine flooded Fuel tank empty Spark plug not firing Fuel not reaching carburetor ORO 6 Carburetor requires TROUBLE CAUSE REMEDY Engine will not 1 ON OFF switch in 1 Move ON OFF switch to the ON start OFF position position 2 See Starting a Flooded Engine in Operation Section Fill tank with correct fuel mixture Install new spark plug Check for dirty fuel filter replace Check for kinked or split fuel line repair or replace 6 Contact Sears Service see back cover oh 2 Spark plug incorrect 3 Carburetor requires adjustment 4 Carbon build up on muffler outlet screen adjustment Engine will 1 Carburetor requires 1 See Carburetor Adjustment in not idle adjustment Service and Adjustments Section properly 2 Crankshaft seals worn 2 Contact Sears Service see back cover 3 Compression low 3 Contact Sears Service see back cover Engine will not 4 Air filter dirty 1 Clean or replace air filter accelerate 2 Spark plug fouled 2 Clean or replace plug lacks power and regap or dies under 3 Carburetor requires 3 Contact Sears Service see back cove
11. GINE CONFORMS TO EXH AND EVAP EMISSIONS REGULATIONS FOR SMALL OFF ROAD ENGINES FAMILY DISP SERIAL MODEL EMISSION THE AIR INDEX OF THIS ENGINE IS 3 01 2i O a S S O S S THE LOWER THE AIR INDEX FHE LESS POLLUTION REFER TO OWNER S MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS This engine is certified to be emissions compliant for the following use X Moderate 50 hours O Intermediate 125 hours Oo Extended 300 hours 19 REPAIR PARTS SEARS TRIMMER MODEL 358 791071 A WARNING All repairs adjustments and maintenance not described in the Operator s Manual must be performed by qualified service personnel Ref Part No Description Ref Part No Description 4 530015805 Screw alignment 20 530016014 Screw 2 5300153886 Screw 21 530015775 Screw 3 530057983 Hsg Throttle right 22 580052285 Limiter Line 4 530016326 Screw Cable Retention 23 530015814 Screw 5 530057984 Hsg Left throttle 24 530071765 Kit Shield Assy incl 22 23 6 530058843 Assy Wire 25 530015820 Bolt 7 530069572 Kit Switch 26 71 85740 Head Cutting 8 530015886 Screw 27 Tube Twisted Line 9 545017701 Lever Trigger 71 85908 Red Line 10 530015786 Bolt 71 85909 Black Line tt 580058583 Assy Handle Incl 10 12 28 530096039 Plate Glide 12 530016152 Wingnut 13 530071936 Kit Upper Shaft Incl flex clamp am
12. Operator s Manual CRAFTSMAN 32c c 1 9 cu in 2 Cycle GASOLINE WEEDWACKER Model No 358 791071 Safety e Assembly Operation KN Maintenance Parts List Espanol p 22 WARNING A Read and follow all Safety Rules and Operating Instructions before first use of this product For answers to your questions about this product Call 7 am 7 pm Mon Sat or 10 am 7 pm Sun a 1 800 235 5878 Hours listed are Central Time Sears Roebuck and Co Hoffman Estates IL 60179 U S A 545154227 Rev 1 7 3 07 BRW TABLE OF CONTENTS Warranty Statement 2 Storage 16 identification of Symbols 2 Troubleshooting Table 17 Safety Rules a Emissions Statement 18 Assembly 8 P Li Operation 10 arts List 20 Maintenance 14 Spanish 22 Service amp Adjustments 15 Parts and Ordering Back Cover WARRANTY STATEMENT ONE YEAR FULL WARRANTY ON CRAFTSMAN GAS WEEDWACKER When used and maintained according to the operator s manual if this product fails due to a defect in material or workmanship within one year from the date of pur chase return it to any Sears store Sears Service Center or other Craftsman outlet in the United States for free repair or replacement if repair proves impossible This warranty excludes cutting line spark plug and air filter which are expendable parts that can wear out from normal use in less than one year This warranty applies for only 30 days from purchase date if this product is used for c
13. away loose debris from an area Keep the line parallel to and above the area surface and swing the tool from side to side 13 MAINTENANCE MAINTENANCE SCHEDULE A WARNING Disconnect the spark plug before performing maintenance except for carburetor adjustments CARE amp MAINTENANCE TASK WHEN TO PERFORM Check for loose fasteners and parts Before each use Check for damaged or worn parts Before each use Inspect and clean unit and decals After each use Clean air filter Every 5 hours of operation Inspect muffler and spark arresting screen Every 50 hours of operation Replace spark plug Yearly GENERAL RECOMMENDATIONS The warranty on this unit does not cover items that have been subjected to operator abuse or negligence To receive full value from the warranty the operator must maintain unit as instructed in this manual Various ad justments will need to be made peri odically to properly maintain your unit CHECK FOR LOOSE FASTENERS AND PARTS Spark Plug Boot Air Filter Housing Screws Assist Handle Screw Debris Shield CHECK FOR DAMAGED OR WORN PARTS Contact Sears Service Center for re placement of damaged or worn parts ON OFF Switch Ensure ON OFF switch functions properly by moving the switch to the OFF position Make sure engine stops then restart en gine and continue Fuel Tank Discontinue use of unit if fuel tank s
14. d oil at a ratio of 40 1 A 40 1 ratio is ob tained by mixing 3 2 ounces of oil with 1 START LEVER The START LEVER helps to supply fuel to the engine to aid in starting Acti vate the starting system by moving the start lever to the START position DO NOT squeeze the throttle trigger until the engine has started and runs After the engine starts allow the engine to warm up 5 seconds then fully squeeze the throttle trigger to deacti vate the starting system start lever returns to RUN position COUPLER The COUPLER enables optional at tachments to be installed on the unit gallon of unleaded gasoline Included with this trimmer is a 3 2 ounce contain er of oil Pour the entire contents of this container into 1 gallon of gasoline to achieve the proper fuel mixture DO NOT USE automotive oil or marine oil These oils will cause engine damage When mixing fuel follow instructions printed on container Once oil is added to gasoline shake container momentarily to assure that the fuel is thoroughly mixed Always read and follow the safety rules relat ing to fuel before fueling your unit IMPORTANT Alcohol blended fuels called gasohol or using ethanol or methanol can at tract moisture which leads to separa tion and formation of acids during stor 10 age Acidic gas can damage the fuel system of an engine while in storage To avoid engine problems empty the fuel system before storage for 30 days or longer Drain
15. d the states of California Idaho Maine Minnesota New Jersey Oregon and Washington require by law that many internal combustion en gines be equipped with a spark arrest ing screen If you operate in a locale where such regulations exist you are legally responsible for maintaining the operating condition of these parts Failure to do so is a violation of the law For normal homeowner use the muffler and spark arresting screen will not require any service After 50 hours of use we recommend that your muf fler be serviced or replaced by a Sears Service Center LINE TRIMMER SAFETY A WARNING inspect the area to be trimmed before each use Remove objects rocks broken glass nails wire etc which can be thrown by or become entangled in line Hard ob jects can damage the trimmer head and be thrown causing serious injury Only use the trimmer attachment for trimming scalping mowing and sweeping Do not use the trimmer attachment for edging pruning or hedge trimming Cut only from your left to your right Cutting on right side of the shield will throw debris away from the operator ADDITIONAL SAFETY RULES FOR OPTIONAL ATTACHMENTS A WARNING For each optional attachment used read entire opera tors manual before use and follow all warnings and instructions in manual and on attachment WARNING Ensure handlebar is installed when using edger or brush cutter attachments Attach handlebar above ar
16. during operation Do not set unit on any surface ex cept a clean hard area while engine is running Debris such as gravel sand dust grass etc could be picked up by the air intake and thrown out through discharge open ing damaging unit property or causing serious injury to bystanders or operator Never place objects inside the blow er tubes vacuum tubes or blower outlet Always direct the blowing de bris away from people animals glass and solid objects such as trees automobiles walls etc The force of air can cause rocks dirt or sticks to be thrown or to ricochet which can hurt people or animals break glass or cause other damage Never run unit without the proper equipment attached When using your unit as a blower always install blower tubes Check air intake opening blower tubes or vacuum tubes frequently always with engine stopped and spark plug disconnected Keep vents and discharge tubes free of debris which can accumulate and restrict proper air flow Never place any object in air intake opening as this could restrict proper air flow and cause damage to the unit Never use for spreading chemicals fertilizers or other substances which may contain toxic materials To avoid spreading fire do not use near leaf or brush fires fireplaces barbecue pits ashtrays etc BRUSHCUTTER SAFETY A DANGER Blade can thrust vio lently away from material it does not cut Blade thrust can cause amp
17. en gine starts and runs NOTE Normally the warm starting procedure can be used within 5 10 minutes after the unit is turned off If the unit sits for more than 10 minutes without being used it will be neces sary to start the unit by following the steps under STARTING A COLD EN GINE or following the starting instruc tion steps shown on the unit STARTING A FLOODED ENGINE Flooded engines can be started by placing the ON OFF switch in the ON position Move the start lever to the RUN position and fully squeeze throttle trigger Pull the starter rope handle re peatedly while squeezing throttle trig ger until engine starts and runs This could require pulling the starter rope handle many times depending on how badly the unit is flooded lf the unit still doesn t start refer to TROUBLESHOOTING TABLE or call 1 800 235 5878 CRAFTSMAN CONVERTIBLE FEATURE This model is equipped with a coupler which enables optional attachments to be installed The optional attachments are Edge 2 4240 88 etiinee ed 358 79240 Cultivator 358 79241 Blower aaco se acied ires 358 79242 Brushcutter 358 79244 PU O coiis spenen ieri 358 79245 WARNING Always stop unit and disconnect spark plug before re moving or installing attachments 11 REMOVING TRIMMER ATTACH MENT OR OTHER OPTIONAL AT TACHMENTS CAUTION When removing or instal ling attachments place the unit ona flat s
18. erating this unit with a pole pruner attachment WARNING To prevent serious injury do not use more than one boom extension with a pole pruner attach ment WARNING Keep the pruner away from power lines or electrical wires Only use for pruning limbs or branches up to 4 inches 10 cm in diameter Do not operate the unit faster than the speed needed to prune Do not run the unit at high speed when not pruning Always stop the unit when work is delayed or when walking from one cutting location to another lf you strike or become entangled with a foreign object stop the engine immediately and check for damage Have any damage repaired by a Sears Service Center before at tempting further operations Discard blades that are bent warped cracked or broken Stop the unit immediately if you feel excessive vibration Vibration is a sign of trouble Inspect thoroughly for loose nuts bolts or damage before continuing Contact Sears Service for repair or replacement of affected parts as necessary SNOW THROWER SAFETY A WARNING Keep hands and feet away from the rotor when starting or running the engine Never attempt to clear the rotor with the engine motor running Stop engine and disconnect spark plug before unclogging snow or debris from discharge chute or when adjusting vanes A WARNING Never lean over dis charge chute Rocks or debris could be thrown into the eyes and face and cause s
19. erious injury or blindness WARNING inspect the area where the unit is to be used Remove objects that could be thrown or dam age the unit Some objects may be hidden by fallen snow be alert for the possibility Direct material discharge away from glass enclosures automobiles etc Do not run engine at high speed while not removing snow Be attentive when using the snow thrower and stay alert for holes in the terrain and other hidden haz ards Make sure the rotor will spin freely before attaching the snowthrower to the powerhead lf the rotor will not rotate freely due to frozen ice thaw the unit thorough ly before attempting to operate under power Keep the rotor clear of debris Do not throw snow near other people The snow thrower could propel small objects at high speed causing injury After striking a foreign object stop the engine disconnect spark plug and inspect the snowthrower for damage and repair if necessary be fore restarting unit Never operate the snowthrower near glass enclosures automobiles and trucks Never attempt to use the snow thrower on a roof Never operate the snowthrower near window wells dropoffs etc Never discharge snow onto public roads or near moving traffic Clear snow from slopes by going up and down never across Use cau tion when changing directions Nev er clear snow from steep slopes Let snowthrower run for a few min utes after clearing snow
20. g your warranty rights and responsibilities you should contact your nearest authorized service center or call Sears at 1 800 469 4663 WARRANTY COMMENCEMENT DATE The warranty period begins on the date the small off road engine is purchased LENGTH OF COVERAGE This warranty shall be for a period of two years from the initial date of pur chase WHAT IS COVERED REPAIR OR REPLACEMENT OF PARTS Re pair or replacement of any warranted part will be performed at no charge to the owner at an approved Sears Servi ce Center If you have any questions regarding your warranty rights and re sponsibilities you should contact your nearest authorized service center or call Sears at 1 800 469 4663 WARRAN TY PERIOD Any warranted part which is not scheduled for replacement as re quired maintenance or which is sched uled only for regular inspection to the effect of repair or replace as neces sary shall be warranted for 2 years Any warranted part which is scheduled for replacement as required mainte nance shall be warranted for the period of time up to the first scheduled replace ment point for that part DIAGNOSIS The owner shall not be charged for diagnostic labor which leads to the de termination that a warranted part is de fective if the diagnostic work is per formed at an approved Sears Service Center CONSEQUENTIAL DAM AGES Sears may be liable for dam ages to other engine components caused by the failure of a warranted
21. hows signs of damage or leaks Debris Shield Discontinue use of unit if debris shield is damaged INSPECT AND CLEAN UNIT AND DE CALS After each use inspect complete unit for loose or damaged parts Clean the unit and decals using a damp cloth with a mild detergent Wipe off unit with a clean dry cloth CLEAN AIR FILTER A dirty air filter decreases engine per formance and increases fuel consump tion and harmful emissions Always clean after every 5 hours of operation 1 Clean the cover and the area around it to keep dirt from falling into the carburetor chamber when the cover is removed 2 Remove parts by pressing button to release air filter cover NOTE To avoid creating a fire hazard or producing harmful evaporative emissions do not clean filter in gaso line or other flammable solvent 3 Wash the filter in soap and water 4 Allow filter to dry 5 Replace parts INSPECT MUFFLER AND SPARK ARRESTING SCREEN WARNING The muffler on this product contains chemicals known to the State of California to cause cancer As your unit is used carbon deposits build up on the muffler and spark ar resting screen For normal homeowner use however the muffler and spark arresting screen will not require any service After 50 hours of use we recommend that your muffler be serviced or replaced by your Sears Service Center 14 REPLACE SPARK PLUG Replace the spark plug each year to en
22. ied trim mer head make sure it is properly installed and securely fastened Make sure unit is assembled cor rectly as shown in this manual Make carburetor adjustments with lower end supported to prevent line from contacting any object Keep others away when making car buretor adjustments Use only recommended Craftsman accessories and replacement parts Have all maintenance and service not explained in this manual per formed by a Sears Service Center FUEL SAFETY Mix and pour fuel outdoors Keep away from sparks or flames Do not smoke or allow smoking near fuel or the unit or while using the unit Avoid spilling fuel or oil Wipe up all fuel spills before starting engine Move at least 10 feet 8 meters away from fueling site before start ing engine Stop engine and allow it to cool before removing fuel cap Empty the fuel tank before storing or transporting the unit Use up fuel left in the carburetor by starting the en gine and letting it run until it stops Store unit and fuel in area where fuel vapors cannot reach sparks or open flames from water heaters electric motors or switches furnaces etc Always store gasoline in a container approved for flammable liquids TRANSPORTING AND STORAGE Stop the unit before carrying Allow engine to cool before storing or transporting in vehicle Empty the fuel tank before storing or transporting the
23. ocking release button snaps into the primary hole 6 Before using the unit tighten the knob securely by turning clock wise Coupler Primary Hole Guide Recess sea Locking Upper Release Attachment Shaft Button A WARNING Make sure the lock ing release button is locked in the pri mary hole and the knob is securely tightened before operating the unit All attachments are designed to be used in the primary hole unless otherwise stated in the applicable attachment op erator s manual Using the wrong hole could lead to serious injury or damage to the unit Locking Release Button in Primary Hole For optional attachments see the AS SEMBLY section of the applicable at tachment operator s manual ATTACHING SHIELD WARNING The shield must be properly installed Fhe shield provides partial protection from the risk of thrown objects to the operator and others and is equipped with a line limiter blade which cuts excess line to the proper length The line limiter blade on under side of shield is sharp and can cut you For proper orientation of shield see KNOW YOUR TRIMMER illustration in OP ERATION section 1 Remove wing nut from shield 2 Insert bracket into slot as shown 3 Pivot shield until bolt passes through hole in bracket 4 Securely tighten wing nut onto bolt Wing Nut Bracket Shield ADJUSTING THE HANDLE WARNING When adjusting the assist handle be sure it remains above
24. ommercial or rental purposes This warranty gives you specific legal rights and you may also have other rights which vary from state to state Sears Roebuck and Co Hoffman Estates IL 60179 IDENTIFICATION OF SYMBOLS WARNING This trimmer can be dangerous Careless or improper use can cause serious or even fatal injury Always wear appropriate hearing protection eye protection and head protection Read and understand the operators manual before using the trimmer SAFETY RULES WARNING When using gar dening appliances basic safety pre cautions must always be followed to reduce the risk of fire and serious injury Read and follow all instructions This power unit can be dangerous Op erator is responsible for following instructions and warnings on unit and in manual Read entire operator s manual before using unit Be thoroughly familiar with the controls and the proper use of the unit Restrict the use of this unit to persons who have read understand and will follow the instructions and warnings on the unit and in the manual Never allow children to operate this unit OPERATOR S MANUAL SAFETY INFORMATION ON THE UNIT A DANGER Never use blades with line trimmer attachment Never use flailing devices with any attach ment This unit when used with sup plied line trimmer attachment is de signed for line trimmer use only Use of any other accessories with line trim A WARNING Trimmer line th
25. p 14 14 530016344 Screw Not Shown 15 530096218 Shaft Flex lower 16 530071789 Kit Lower Shaft 17 530016152 Wingnut 18 530057554 Bracket Shield 545154227 Operator Manual 19 530096099 Gearbox 530056220 Decal Shaft Warning 530057296 Decal Upper Shaft 20 REPAIR PARTS A WARNING All repairs adjustments and maintenance not described in the Operator s Manual must be performed service personnel by qualified SEARS TRIMMER MODEL 358 791071 Engine A Ien Gasket Kit b 84 Ref Part No Description Ref PartNo Description Ref Part No Description 41 1530047721 Bulb Purge 24 530054941 Ret Tank 47 530150247 Assy Drum Adapter 2 530015843 Screw tank 25 580054834 Handle Starter 48 530010960 Assy Conn Rod 3 1530049386 Cap Fuel w ret 26 545050410 Kit Rope 49 530015162 Ret Piston pin 4 1530014362 Assy Fuel pickup 27 545081601 Bearing Inner 50 530012594 Ring Piston 5 530071404 Kit Fuel line 28 530015787 Retainer 51 580071998 Kit Piston 6 530069216 Kit Fuel Purge line 29 530019158 Seal Incl 49 50 7 530015775 Screw 80 530032102 Bearing Outer 52 545030102 Gasket Cylinder kit 8 545000501 Cover Air box 31 530015789 Ret Crankshaft 53 530058846 Assy Leadwire 9 1545082301 Filter Air 32 530028807 Assy Crankshaft 54 530016387 Bolt Muffler 1 4 2
26. r a load adjustment 4 Carbon build up on 4 Contact Sears Service see back cover muffler outlet screen 5 Compression low 5 Contact Sears Service see back cover Engine 1 Fuel mixture incorrect 1 Empty fuel tank and refill with smokes correct fuel mixture excessively 2 Air filter dirty 2 Clean or replace air filter 3 Carburetor requires 3 Contact Sears Service see back cover adjustment Engine runs 1 Fuel mixture incorrect 1 See Fueling Engine in Operation hot section 2 Replace with correct spark plug 3 Contact Sears Service see back cover 4 Contact Sears Service see back cover 17 U S EPA CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OB LIGATIONS The U S Environmental Protection Agency California Air Re sources Board and Sears Roebuck and Co U S A are pleased to explain the emissions control system warranty on your year 2007 and later small off road engine In California all small off road engines must be designed built and equipped to meet the State s strin gent anti smog standards Sears must warrant the emission control system on your small off road engine for the peri ods of time listed below provided there has been no abuse neglect or improp er maintenance of your small off road engine Your emission control system includes parts such as the carburetor the ignition system and the fuel tank California only Where a wa
27. right WARNING Always wear eye protection and hearing protection Never lean over the trimmer head Rocks or debris can ricochet or be thrown into eyes and face and cause blindness or other serious injury When operating unit stand as shown and check for the following Wear eye protection hearing protec tion and heavy clothing Hold trigger handle with right hand and assist handle with left hand Hold unit so that engine is below waist level Cut only from your left to your right to ensure debris is thrown away from you Without bending over keep line near and parallel to the ground and not crowded into material being cut Do not run the engine at a higher speed than necessary The cutting line will cut efficiently when the engine is run at less than full throttle At lower speeds there is less engine noise and vibration 12 Always release the throttle trigger and allow the engine to return to idle speed when not cutting HOW TO STOP YOUR UNIT Release the throttle trigger Move the ON OFF switch to the OFF position CUTTING METHODS WARNING Use minimum speed and do not crowd the line when cutting around hard objects rock gravel fence posts etc which can damage the trimmer head become entangled in the line or be thrown causing a serious hazard The tip of the line does the cutting You will achieve the best perform ance and minimum line wear by not crowding the line into
28. row on safety label on the up per shaft engine end of unit If your edger or brushcutter attachment does not include a handlebar a handlebar accessory kit 530071451 is avail able from your Sears Service Center EDGER SAFETY Aa WARNING inspect the area to be edged before each use Remove objects rocks broken glass nails wire etc which can be thrown by the blade or can wrap around the shaft Blade rotates momentarily after the trigger is released The blade can seriously cut you or others Allow blade to stop before removing it from the cut Blade rotates Allow blade to stop momentarily before removing it after the from the cut trigger is released Throw away blades that are bent warped cracked broken or dam aged in any other way Replace parts that are cracked chipped or damaged before using the unit Do not attempt to remove cut materi al nor hold material to be cut when the engine is running or when cut ting blade is moving Always keep the wheel and depth adjusting skid in contact with the ground Always push the unit slowly over the ground Stay alert for uneven side walks holes in the terrain large roots etc Always use the handlebar when us ing edger attachment BLOWER VACUUM SAFETY WARNING Inspect area before starting unit Remove all debris and hard objects such as rocks glass wire etc that can ricochet be thrown or otherwise cause injury or damage
29. rows objects violently You and others can be blinded injured Wear eye and leg protection Keep body parts clear of ro tating line Eye Protection J WARNING Hazard zone for thrown objects Trimmer line can throw objects violently Others can be blinded or injured Keep children by standers and animals 50 feet 15 me ters away Stop unit immediately if ap proached lf situations occur which are not cov ered in this manual use care and good judgment If you need assis tance contact your Sears Service Center or call 1 800 235 5878 OPERATOR SAFETY e Dress properly Always wear safety glasses or similar eye protection when operating or performing main tenance on your unit safety glasses are available Eye protec tion should be marked 287 Always wear face or dust mask if op eration is dusty Always wear heavy long pants long sleeves boots and gloves Wearing safety leg guards is recommended Always wear foot protection Do not go barefoot or wear sandals Stay clear of spinning line Secure hair above shoulder length Secure or remove loose clothing or clothing with loosely hanging ties straps tassels etc They can be caught in moving parts Being fully covered also helps pro tect you from debris and pieces of toxic plants thrown by spinning line Stay Alert Do not operate this unit when you are tired ill upset or un der the influence of alcohol drugs or medication Watch what
30. rrantable condition exists Sears will repair your small off road engine at no cost to you Expenses covered under warranty in clude diagnosis parts and labor MANUFACTURER S WARRANTY COVERAGE If any emissions related part on your engine as listed under Emissions Control Warranty Parts List is defective or a defect in the materials or workmanship of the engine causes the failure of such an emission related part the part will be repaired or re placed by Sears OWNER S WAR RANTY RESPONSIBILITIES As the small off road engine owner you are responsible for the performance of the required maintenance listed in your op erator s manual Sears recommends that you retain all receipts covering maintenance on your small off road en gine but Sears cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance As the small off road engine owner you should be aware that Sears may deny you war ranty coverage if your small off road engine or a part of it has failed due to abuse neglect improper maintenance unapproved modifications or the use of parts not made or approved by the orig inal equipment manufacturer You are responsible for presenting your small off road engine to a Sears authorized repair center as soon as a problem ex ists Warranty repairs should be com pleted in a reasonable amount of time not to exceed 30 days If you have any questions regardin
31. sure the engine starts easier and runs better Set spark plug gap at 0 025 inch Ignition timing is fixed and nonadjustable SERVICE AND ADJUSTMENTS LINE REPLACEMENT Always use Craftsman replacement line Choose the line size best suited for the job at hand Red line 71 85908 is designed for cutting grass and small weeds The black colored line 71 85909 is designed for cutting larger weeds and light brush NOTE Before inserting new line into the holes in the cutting head identify the proper holes Follow directions as shown on the line glide plate 1 Remove the old line and line glide plate from the cutting head 2 Clean entire surface of cutting head 3 Reinstall line glide plate see il lustration Align arrow with when using medium red or large black line when using lines with diameter smaller than medium red line optional a Line glide oy 7 j Bio head NOTE Line glide plate must be rein stalled in cutting head before inserting new line 4 Insert both ends of your line through the proper holes in the side of the cutting head e 4 5 Twist then pull off spark plug boot Remove spark plug from cylinder and discard Replace with Champion RCJ 6Y spark plug and tighten securely with a 3 4 inch socket wrench Reinstall the spark plug boot Aa Positioning Tunnel ad Puli the line and make sure the line is against the hub and extended full thro
32. the safety label and below the mark or arrow on the shaft 1 Loosen wing nut on handle 2 Rotate the handle on the shaft to an upright position retighten wing nut OPERATION KNOW YOUR TRIMMER READ THIS OPERATOR S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR UNIT Compare the illustrations with your unit to familiarize yourself with the location of the various controls and adjustments Save this manual for future reference Coupler Trimmer Shaft Head Throttle Trigger Line Limiter Blade Start Lever ON OFF SWITCH The ON OFF switch is located on the trigger handle and is used to stop the engine Move the switch to the OFF position to stop the engine PRIMER BULB The PRIMER BULB removes air from the carburetor and fuel lines and fills them with fuel This allows you to start the engine with fewer pulls on the starter rope Activate the primer bulb by pressing it and allowing it to return to its original form BEFORE STARTING ENGINE WARNING Be sure to read the fuel information in the safety rules before you begin If you do not under stand the safety rules do not attempt to fuel your unit Call 1 800 235 5878 FUELING ENGINE A WARNING Remove fuel cap slowly when refueling This engine is certified to operate on unleaded gasoline Before operation gasoline must be mixed with a good quality synthetic 2 cycle air cooled en gine oil We recommend Craftsman brand synthetic oil Mix gasoline an
33. ugh the positioning tunnels Line against SEN the hub Positioning Tunnel Ng eA 6 Correctly installed line will be the same length on both ends REPLACING THE TRIMMER HEAD iis 15 Align hole in the dust cup with the hole in the side of the gearbox by rotating the arbor shaft Insert a small screwdriver into aligned holes This will keep the shaft from turning while removing and installing trimmer head Screwdriver EEE N Arbor shaft While holding the screwdriver in position remove trimmer head by turning clockwise Thread replacement trimmer head onto the shaft by turning counter clockwise Only tighten hand tight Remove the screwdriver CARBURETOR ADJUSTMENT A WARNING Keep others away when making idle speed adjustments The trimmer head will be spinning dur ing most of this procedure Wear your protective equipment and observe all safety precautions After making ad justments the trimmer head must not move or spin at idle speed The carburetor has been carefully set at the factory Adjustments may be necessary if you notice any of the fol lowing conditions Engine will not idle when the throttle is released The trimmer head moves or spins at idle Make adjustments with the unit sup ported so the cutting attachment is off the ground and will not make contact with any object Hold the unit by hand while running and making adjustments Keep all parts of your body away
34. unit Use up fuel left in the carburetor by starting the en gine and letting it run until it stops Store unit and fuel in area where fuel vapors cannot reach sparks or open flames from water heaters electric motors or switches furnaces etc Store unit so line limiter blade can not accidentally cause injury The unit can be hung by the shaft Store unit out of reach of children This unit is not equipped with an anti vibration system and is intended for occasional use only SAFETY NOTICE Exposure to vibra tions through prolonged use of gaso line powered hand tools could cause blood vessel or nerve damage in the fingers hands and joints of people prone to circulation disorders or ab normal swellings Prolonged use in cold weather has been linked to blood vessel damage in otherwise healthy people If symptoms occur such as numbness pain loss of strength change in skin color or texture or loss of feeling in the fingers hands or joints discontinue the use of this tool and seek medical attention An anti vibration system does not guarantee the avoidance of these problems Us ers who operate power tools on a con tinual and regular basis must monitor closely their physical condition and the condition of this tool SPECIAL NOTICE This unit is equipped with a temperature limiting muffler and spark arresting screen which meets the requirements of Cali fornia Codes 4442 and 4443 All U S forest land an
35. urface for stability 1 Loosen the coupler by turning the knob counterclockwise Upper Shaft a TIGHTEN 2 Press and hold the locking release button Locking Release Button nal mg va Coupler aa Attachment 3 While securely holding the engine and upper shaft pull the attach ment straight out of the coupler INSTALLING OPTIONAL ATTACH MENTS 1 Remove the shaft cap from the at tachment if present 2 Position locking release button of attachment into guide recess of coupler 3 Push the attachment into the cou pler until the locking release button snaps into the primary hole 4 Before using the unit tighten the knob securely by turning clock wise Coupler Primary Hole Guide Recess sae Upper Shaft Upper Locking Attachment Shaft Release Button A WARNING Make sure the lock ing release button is locked in the pri mary hole and the knob is securely tightened before operating the unit All attachments are designed to be used in the primary hole unless otherwise stated in the applicable attachment op erator s manual Using the wrong hole could lead to serious injury or damage to the unit Secondary Hole Locking Release Button in Primary Hole OPERATING INSTRUCTIONS To maximize operating efficiency do not run the engine for longer than 1 minute at a time at full throttle OPERATING POSITION ALWAYS USE Hearing d Eye Protection Cut from your left to your
36. uta tion of arms or legs aA WARNING Do not use trimmer head as a fastening device for the blade The blade continues to spin after the throttle is released or engine is turned off The coasting blade can throw ob jects or seriously cut you if accidental ly touched Stop the blade by contact ing the right hand side of the coasting blade with material already cut KE Stop coasting blade by contact with cut material A WARNING inspect the area to be cut before each use Remove ob jects rocks broken glass nails wire 6 etc which can be thrown or become entangled in the blade or trimmer line Throw away and replace blades that are bent warped cracked broken or damaged in any other way Install required shield properly be fore using the unit Use the metal shield for all metal blade use WARNING Only use brushcut ter attachments that provide a metal shield with protruding nose Use only specified blade and make sure it is properly installed and se curely fastened Cut from your left to your right Always use the handlebar and a properly adjusted shoulder strap with blade see ASSEMBLY instruc tions in brushcutter attachment operator s manual CULTIVATOR SAFETY WARNING Rotating tines can cause serious injury Keep away from rotating tines Stop the engine and disconnect the spark plug before un clogging tines or making repairs
37. you are doing use common sense Wear hearing protection Never start or run inside a closed room or building Breathing exhaust fumes can kill Keep handles free of oil and fuel Always keep engine on the right hand side of your body Hold the unit firmly with both hands Keep trimmer head or other option al attachment below waist level and away from all parts of your body Do not raise engine above your waist Keep all parts of your body away from muffler and spinning line or other optional attachment A hot muffler can cause serious burns Keep firm footing and balance Do not overreach or use from unstable surfaces such as ladders trees steep slopes rooftops etc Use only in daylight or good artificial light Use only for jobs explained in this manual or manuals for optional at tachments UNIT MAINTENANCE SAFETY WARNING Disconnect the spark plug before performing mainte nance except carburetor adjustments Look for and replace damaged or loose parts before each use Look for and repair fuel leaks before use Keep in good working condition Replace trimmer head parts that are chipped cracked broken or dam aged in any other way before using the unit Maintain unit according to recom mended procedures Keep cutting line at proper length Use only Craftsman replacement line Never use wire rope string etc Install required shield properly before using the unit Use only specif
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