Husqvarna 917.37595 Lawn Mower User Manual
Contents
1. LUBRICATION Keep unit well lubricated See LUBRICATION CHART IMPORTANT DO NOT OIL OR GREASE PLASTIC WHEEL BEARINGS VISCOUS LUBRICANTS WILL ATTRACT DUST AND DIRT THAT WILL SHORTEN THE LIFE OF THE SELF HANDLE BRACKET MOUNTING PINS LUBRICATING BEARINGS IF YOU FEEL THEY MUST BE LUBRICATED USE ONLY A DRY POWDERED GRAPHITE TYPE LUBRICANT SPARINGLY SPRAY LUBRICANT 11 SEE ENGINE IN MAINTENANCE SECTION MAINTENANCE LAWN MOWER Always observe safety rules when performing any main tenance TIRES e Keep tires free of gasoline oil or insect control chem icals which can harm rubber e Avoid stumps stones deep ruts sharp objects and other hazards that may cause tire damage DRIVE WHEELS Check rear drive wheels each time before you mow to be sure they move freely The wheels not turning freely means trash grass cuttings etc are in the drive wheel area and must be cleaned to free drive wheels If necessary to clean the drive wheels be sure to clean both rear wheels BLADE CARE For best results mower blade must be kept sharp Replace bent or damaged blades CAUTION Use only a replacement blade approved by the manufacturer of your mower Usinga blade notapproved by the manufacturer of your mower is hazardous could damage your mower and void your warranty TO REMOVE BLADE See Fig 15 1 Disconnect spark plug wire from spark plug and place wire where it cannot come in cont2. Mow only in daylight or good artificial light Donot operate the machine while under the influence of alcohol or drugs e Never operate machine in wet grass Always be sure of your footing keep a firm hold on the handle and walk never run e Disengage the self propelled mechanism or drive clutch onmowerssoequippedbeforestartingtheengine motor e If the equipment should start to vibrate abnormally stop the engine motor and check immediately for the cause Vibration is generally a warning of trouble e Always wear safety goggles or safety glasses with side shields when operating mower Il SLOPE OPERATION Slopes are a major factor related to slip and fall accidents which can result in severe injury All slopes require extra caution If you feel uneasy on a slope do not mow it DO e Mowacross the face of slopes never up and down Exer cise extreme caution when changing direction on slopes Remove obstacles such as rocks tree limbs etc e Watch for holes ruts or bumps Tall grass can hide obstacles DO NOT e Do not trim near drop offs ditches or embankments The operator could lose footing or balance e Do not trim excessively steep slopes e Donotmow on wet grass Reduced footing could cause slipping lil CHILDREN Tragic accidents can occur if the operator is not alert to the presence of children Children are often attracted to the machine and the mowing activity Never assume that children wi
3. 1 Clean entire lawn mower See CLEANING in the Maintenance section of this manual 2 Lubricate as shown in the Maintenance section of this manual 15 3 Be sure that all nuts bolts screws and pins are se curely fastened Inspect moving parts for damage breakage and wear Replace if necessary 4 Touch up all rusted or chipped paint surfaces sand lightly before painting STORAGE HANDLE See Figs 23 and 24 You can fold your lawn mower handle for storage 1 Loosen the two 2 handle knobs on sides of the upper handle and allow handle to fold down to the rear 2 Remove the two 2 handle knobs and carriage bolts on sides of the lower handle and pivot entire handle assembly forward and allow it to rest on mower 3 Reinstall knobs and carriage bolts to lower handle or handle brackets for safe keeping When setting up your handle from the storage posi tion you must manually lock the lower handle into the mowing position IMPORTANT WHEN FOLDING THE HANDLE FOR STORAGE OR TRANSPORTATION BE SURE TO FOLD THE HANDLE AS SHOWN OR YOU MAY DAMAGE THE CONTROL CABLES MOWING OPERATOR _POSITION UPPER X Mk HANDLE HANDLE KNOB LOWER HANDLE HANDLE BRACKET FIG 24 ENGINE FUEL SYSTEM IMPORTANT IT IS IMPORTANT TO PREVENT GUM DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM PARTS SUCH AS CARBURETOR FUEL FILTER FUEL HOSE OR TANK DURING STORAGE ALCOHOL BLENDED FUELS CALLED GASOHOL OR USI
4. Loosen screw and tilt cover to remove 2 Carefully remove cartridge 3 Clean by gently tapping on a flat surface If very dirty replace cartridge CAUTION Petroleum solvents suchas kerosene are not to be used to clean cartridge They may cause deterioration of the cartridge Do not oil cartridge Do not use pressurized air to clean or dry cartridge 4 Install cartridge then replace cover making sure the tabs are aligned with the slots in the back plate Fasten screw securely FIG 17 MUFFLER Inspect and replace corroded muffler as it could create a fire hazard and or damage SPARK PLUG Replace spark plug at the beginning of each mowing season or after every 100 hours of operation whichever occurs first Spark plug type and gap setting are shown in the PRODUCT SPECIFICATIONS section of this manual CLEANING IMPORTANT FOR BEST PERFORMANCE KEEP MOWER HOUSING FREE OF BUILT UP GRASS AND TRASH CLEAN THE UNDERSIDE OF YOUR MOWER AFTER EACH USE CAUTION Disconnect spark plug wire A from spark plug and place wire where it cannot come in contact with plug e Clean the underside of your lawn mower by scraping to remove build up of grass and trash e Clean engine often to keep trash from accumulating A clogged engine runs hotter and shortens engine life e Keep finished surfaces and wheels free of all gasoline oil etc We do not recommend using a garden hose to clean lawn mower unless
5. 4 Husqvarna 917 375950 Owner s Manual 196578 Rev 1 01 27 05 BY Printed in U S A SAFETY RULES A Safe Operation Practices for Walk Behind Mowers IMPORTANT THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROWING OBJECTS FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN SERIOUS INJURY OR DEATH Look for this symbol to point out im portant safety precautions It means CAUTION BECOME ALERT YOUR SAFETY IS INVOLVED CAUTION Always disconnect spark plug wire and place wire where it cannot contact spark plug in order to prevent accidental starting when setting up transporting adjusting or making repairs WARNING Engine exhaust some of its constituents and certain vehicle compo nents contain or emit chemicals known to the State of California to cause cancer and birth defects or other reproductive harm WARNING Battery posts terminals and related accessories contain lead and lead compounds chemicals known to the State of California to cause cancer and birth defects or other reproductive harm Wash hands after handling CAUTION Muffler and other engine parts become extremely hot during operation and remain hot after engine has stopped To avoid severe burns on contact stay away from these areas I GENERAL OPERATION Read understand and follow all instructions on the machine and in the manual s before starting Be thor oughly familiar with th
6. RETURN SPRING HOUSING HOLE DRIVE BELT PULLEY KEEPER PIVOT IDLER ARM ASSEMBLY 4 Pivot idler arm assembly to slacken drive belt then remove drive belt from drive pulley belt keepers and idler arm 5 Turn lawn mower on its side Make sure air filter and carburetor are up 6 Remove screw securing debris shield Note that the debris shield has a tab which fits into a gap in the housing See Fig 20 HOUSING CRANKSHAFT HOLE ar BLADE ADAPTER HARDENED DEBRIS WASHER SHIELD TRAILING EDGE FIG 20 7 Use a wood block between blade and mower housing to prevent blade from turning when removing blade bolt NOTE Protect your hands with gloves and or wrap blade with heavy cloth 8 Remove blade bolt 9 Remove blade attaching hardware bolt lock washer hardened washer blade adapter and debris shield as one assembly 10 Remove drive belt from blade adapter and debris shield discard old belt TO REPLACE DRIVE BELT See Figs 18 21 1 Place new drive belt in the belt retainer of the debris shield Be sure to route belt between belt keepers and through slot as shown See Fig 21 DEBRIS SHIELD BELT KEEPERS RETAINER SERVICE AND ADJUSTMENTS 2 Route the other end of the new drive belt through hole in housing 3 Reattach debris shield to housing with screw previ ously removed Be sure tab of debris shield is in gap of housing 4 Position blade on the blade adapte
7. and carburetor are empty Use fresh fuel next season See Storage Instructions for additional information Never use engine or car buretor cleaner products in the fuel tank or permanent damage may occur A TO STOP ENGINE e To stop engine release operator presence control bar TO START ENGINE NOTE Due to protective coatings on the engine a small amount of smoke may be present during the initial use of the product and should be considered normal 1 To start a cold engine push primer three 3 times before trying to start Use a firm push This step is not usually necessary when starting an engine which has already run for a few minutes 2 Hold operator presence control bar down to the handle and turn the start key IMPORTANT Do notcrank engine more than five continous seconds between each time you try to start Wait 5 to 10 seconds between each attempt e To start engine using the rope starter follow the steps above Exchange the use of the starter rope for start key Pull starter handle quickly Do not allow starter rope to snap back NOTE In cooler weather it may be necessary to repeat priming steps In warmer weather over priming may cause flooding and engine will not start If you do flood engine wait a few minutes before attempting to start and do not repeat priming steps MOWING TIPS CAUTION Do not use de thatcher blade attachments on your mower Such at tachments are hazardous will damage yourmo
8. battery after each use IMPORTANT The engine will not recharge your battery At the end of the mowing season the battery should be charged for 48 hours to protect the battery during winter storage CAUTION Always disconnect the engine connector male from the battery connector female to prevent accidental starting when transporting or storing your lawn mower after the season BATTERY CHARGER BATTERY BOX CHARGER CONNECTOR HARNESS MALE CONNECTOR FEMALE ENGINE CONNECTOR MALE OPERATION KNOW YOUR LAWN MOWER READ THIS OWNER S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR LAWN MOWER Compare the illustrations with your lawn mower to familiarize yourself with the location of various controls and adjustments Save this manual for future reference These symbols may appear on your mower or in literature supplied with it Learn and understand their meaning ADOS an gr Y CAUTION ENGINE ENGINE FAST SLOW CHOKE FUEL OIL DANGER KEEP HANDS ORWARNING ON OFF AND FEET AWAY OPERATOR PRESENCE CONTROL BAR AUXILIARY STARTER DRIVE CONTROL LEVER A KEY en START SWITCH MN DRIVE COVER HANDLE KNOB ENGINE OIL CAP WITH DIPSTICK PRIMER GRASS CATCHER MUFFLER DUAL POINT HEIGHT ADJUSTER LEVER MULCHER DOOR AIRFIETER SPARK PLUG IMPORTANT This lawn mower is shipped HOUSING WITHOUT OIL OR GASOLINE in the engine MEETS CPSC SAFETY REQUIREMENTS Our rotary walk behind pow
9. the electrical system muffler air filter and carburetor are covered to keep water out Water in engine can result in shortened engine life CLEAN UNDER DRIVE COVER Clean under drive cover at least twice a season Scrape un derside of cover with putty knife or similar tool to remove any 13 build up of trash or grass on underside of drive cover SERVICE AND ADJUSTMENTS CAUTION TO AVOID SERIOUS INJURY BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS 1 Release control bar and stop engine 2 Make sure the blade and all moving parts have completely stopped 3 Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug LAWN MOWER TO ADJUST CUTTING HEIGHT See TO ADJUST CUTTING HEIGHT in the Operation section of this manual REAR DEFLECTOR The rear deflector attached between the rear wheels of your mower is provided to minimize the possibility that objects will be thrown out of the rear of the mower into the operator s mowing position If the deflector becomes damaged it should be replaced TO REMOVE DRIVE BELT See Figs 18 20 1 Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug 2 Remove screws retaining drive cover and remove drive cover from lawn mower housing See Fig 18 LAWN MOWER HOUSING 3 Remove drive cable from anchor then detach it and return spring from idler arm assembly See Fig 19
10. to sharpen while on the mower e To check blade balance drive a nail into a beam or wall Leave about one inch of the straight nail exposed Place center hole of blade over the head of the nail If blade is balanced it should remain in a horizontal position If either end of the blade moves downward sharpen the heavy end until the blade is balanced GRASS CATCHER e The grass catcher may be hosed with water but must be dry when used e Check your grass catcher often for damage or deterio ration Through normal use it will wear If catcher needs replacing replace only with approved replacement catcher shown in the Repair Parts section of this manual Give the lawn mower model number when ordering ENGINE LUBRICATION Use only high quality detergent oil rated with API service classification SG SL Select the oil s SAE viscosity grade according to your expected operating temperature SAE VISCOSITY GRADES F 20 0 30 32 40 60 80 100 C 30 20 10 0 10 20 30 40 TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE NOTE Multi viscosity oils 5W30 10W30 etc improve starting in cold weather and you should check your engine oil level frequently to avoid possible engine damage from running low on oil MAINTENANCE Change the oil after every 25 hours of operation or at least once a year if the lawn mower is not used for 25 hours in one year Check the crankcase oil level before starting the engine and af
11. 103 40 175105 41 175104 42 184172 43 190520 44 190518 45 163409 46 192230 47 183438 48 169675 49 196469 50 183688 51 188331 52 175102 53 195995 54 188330 55 189074 69 751068 DESCRIPTION Screw 1 4 20 x 1 1 16 Cover Dust Wheel Washer Flat 3 8 Wheel Assembly Rear 9 x 2 1 4 Nut Hex Hubcap Knob Spring Torsion Pawl ERing Gear Retainer Drive LH Disc Drive Seal Friction Lever Selector Wheel Height Rear Lever Selector Wheel Height Front Screw Wheel Assembly Front 9 x 2 1 4 Bushing Front Axle Retainer Hairpin Cotter Torque Shaft Assembly Front Belt Drive Pinion Assembly LH Retainer Drive RH Rear Axle Assembly Pinion Assembly RH Decal Drive Control Bearing Ball Wheel NOTE All component dimensions given in U S inches 1 inch 25 4 mm IMPORTANT Use only Original Equipment Manufacturer O E M replacement parts Failure to do so could be hazardous damage your lawn mower and void your warranty ROTARY LAWN MOWER MODEL NUMBER 917 375950 GEAR CASE ASSEMBLY PART NUMBER 188294 KEY PART NO NO 187530 191245 187532 191246 183505 183506 183508 183509 183511 191247 183513 183514 750369 OONOVURPR OPD oa DO DESCRIPTION Case Lower Case Upper Gear 24 Teeth Shaft Worm Wireform Bearing Ball Seal Output Shaft Washer Bushing Shaft Output Screw Seal Worm Shaft Grease Texaco Starplex Premium 1 Do not substitut
12. NG ETHANOL OR METHANOL CAN ATTRACT MOISTURE WHICH LEADS TO SEPARATION AND FORMATION OF ACIDS DURING STORAGE ACIDIC GAS 2 pene THE FUEL SYSTEM OF AN ENGINE WHILE IN TORAGE Empty the fuel tank by starting the engine and letting it run until the fuel lines and carburetor are empty Never use engine or carburetor cleaner products in the fuel tank or permanent damage may occur e Use fresh fuel next season NOTE Fuel stabilizer is an acceptable alternative in mini mizing the formation of fuel gum deposits during storage Add stabilizer to gasoline in fuel tank or storage container Always follow the mix ratio found on stabilizer container Run engine at least 10 minutes after adding stabilizer to allow the stabilizer to reach the carburetor Do not empty the gas tank and carburetor if using fuel stabilizer ENGINE OIL Drain oil with engine warm and replace with clean en gine oil See ENGINE in the Maintenance section of this manual CYLINDER 1 Remove spark plug 2 Pour one ounce 29 ml of oil through spark plug hole into cylinder 3 Pull starter handle slowly a few times to distribute oil 4 Replace with new spark plug BATTERY Disconnect the battery from the engine connector and charge battery 48 hours Orme Do not store gasoline from one season to another e Replace your gasoline can if your can starts to rust Rust and or dirt in your gasoline will cause problems e f possible store your u
13. R OF THE LAWN MOWER HOUSING YOU SHOULD RECORD BOTH SERIAL NUMBERAND DATE OF PURCHASE AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE Oil Capacity 20 Ounces Spark Plug RJ19LM or J19LM Gap 030 Blade Bolt Torque 35 40 ft Ibs CUS TOMER RESPONSIBILITIES Read and observe the safety rules e Follow a regular schedule in maintaining caring for and using your lawn mower e Follow the instructions under Maintenance and Stor age sections of this owner s manual TABLE OF CONTENTS SAFETY RULES unsuunsennonannernnenennnennnnennnennnen ne 2 3 PRODUCT SPECIFICATIONS unnennenennennnnnnnnnnnnnnnnnnn nn 3 CUSTOMER RESPONSIBILITIEG cssceseesseeees 3 ASSEMBLY wicsvicssscccscceccuecseteccusestaczscesssacesceteactenteeecstees 4 5 OPERATION uunneersnnennnnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnrnnnnnnnnnn 6 10 MAINTENANCE SCHEDULE ccssesseesseersseeneees 11 MAINTENANCE uursnusssnennnnnnnnnennnnnnnnnnnnnnnnnnnnnen nen 11 13 SERVICE AND ADJUSTMENTS uneessnnnnnnenennenn 14 15 STORAGE ccicccccesccuiieesvestcecusseoetvaieesusuetstevveneuectets 15 16 TROUBLESHOOTING uuenurennnennnnnnnnnunnnnnnnnunnennnnn nn 17 REPAIR PARTS nussnsrssnsnennennnnennnnnnnnnnnnnnnnnnnnnnn nen 18 23 ASSEMBLY Read these instructions and this manual in its entirety before you attempt to assemble or operate your new lawn mower IMPORTANT THIS LAWN MOWER IS SHIPPED
14. WITH OUT OIL OR GASOLINE IN THE ENGINE Your new lawn mower has been assembled at the factory with the exception of those parts left unassembled for ship ping purposes All parts such as nuts washers bolts etc necessary to complete the assembly have been placed in the parts bag To ensure safe and proper operation of your lawn mower all parts and hardware you assemble must be tightened securely Use the correct tools as necessary to ensure proper tightness TO REMOVE LAWN MOWER FROM CARTON 1 Remove loose parts included with mower 2 Cut down two end corners of carton and lay end panel down flat 3 Remove all packing materials except padding between upper and lower handle and padding holding operator presence control bar to upper handle 4 Roll lawn mower out of carton and check carton thor ougly for additional loose parts HOW TO SET UP YOUR LAWN MOWER TO UNFOLD HANDLE See Figs 1 and 2 IMPORTANT UNFOLD HANDLE CAREFULLY SO AS NOT TO PINCH OR DAMAGE CONTROL CABLES 1 Raise lower handle to operating position and align hole in handle with one of the height positioning holes in the handle bracket 2 Insert handle bolt through handle and bracket and secure with knob 3 Repeat for opposite side of handle 4 Remove protective padding raise upper handle sec tion into place on lower handle and tighten both handle knobs 5 Remove packing material from around control bar Your handles may be adjusted for yo
15. act with plug 2 Turn lawn mower on its side Make sure air filter and carburetor are up 3 Use a wood block between blade and mower housing to prevent blade from turning when removing blade bolt NOTE Protect your hands with gloves and or wrap blade with heavy cloth 4 Remove blade bolt by turning counter clockwise 5 Remove blade and attaching hardware bolt lock washer and hardened washer TO REPLACE BLADE See Fig 15 1 Position blade on the blade adapter aligning the two 2 holes in the blade with the raised lugs on the adapter 2 Besurethe trailing edge of blade opposite sharp edge is up toward the engine 3 Install the blade bolt with the lock washer and hardened washer into blade adapter and crankshaft 4 Use block of wood between blade and lawn mower housing and tighten the blade bolt turning clockwise The recommended tightening torque is 35 40 ft Ibs IMPORTANT BLADE BOLT IS HEAT TREATED IF BOLT NEEDS REPLACING REPLACE ONLY WITH APPROVED BOLT SHOWN IN THE REPAIR PARTS SECTION OF THIS MANUAL 12 TRAILING EDGE HARDENED Zs WASHER LOCK WASHER BLADE BOLT FIG 15 TO SHARPEN BLADE NOTE We do not recommend sharpening blade but if you do be sure the blade is balanced Care should be taken to keep the blade balanced An unbalanced blade will cause eventual damage to lawn mower or engine e The blade can be sharpened with a file or on a grinding wheel Do not attempt
16. and car riage bolt from opposite side align hole in handle with desired hole in handle bracket and reassemble bolt and knob and tighten securely 3 Align opposite side of handle with same positioning hole and secure with bolt and knob HANDLE BRACKET FIG 22 ENGINE ENGINE SPEED Your engine speed has been factory set Do not attempt to increase engine speed or it may result in personal injury If you believe that the engine is running too fast or too slow take your lawn mower to a Sears or other authorized service center for repair and adjustment CARBURETOR Your carburetor is not adjustable If your engine does not operate properly due to suspected carburetor problems take your lawn mower to a Sears or other authorized service center for repair and or adjustment IMPORTANT NEVERTAMPERWITHTHE ENGINE GOVERNOR WHICH IS FACTORY SET FOR PROPER ENGINE SPEED OVERSPEEDING THE ENGINE ABOVE THE FACTORY HIGH SPEED SETTING CAN BE DANGEROUS IF YOU THINK THE ENGINE GOVERNED HIGH SPEED NEEDS ADJUSTING CONTACT YOUR NEAREST SEARS OR OTHER AUTHORIZED SERVICE CENTER WHICH HAS PROPER EQUIPMENT AND EXPERIENCE TO MAKE ANY NECESSARY ADJUSTMENTS STORAGE Immediately prepare your lawn mower for storage at the end of the season or if the unit will not be used for 30 days or more LAWN MOWER When lawn mower is to be stored for a period of time clean it thoroughly remove all dirt grease leaves etc Store in a clean dry area
17. d cutting your lawn when it is wet Wet grass tends to form clumps and interferes with the mulching action The best time to mow your lawn is the early afternoon At this time the grass has dried yet the newly cut area will not be exposed to direct sunlight e For best results adjust the lawn mower cutting height so that the lawn mower cuts off only the top one third of the grass blades See Fig 14 If the lawn is over grown it will be necessary to raise the height of cut to reduce pushing effort and to keep from overloading the engine and leaving clumps of mulched grass For extremely heavy mulching reduce your width of cut by overlapping previously cut path and mow slowly INN MA ION IN K A IN FIG 14 e Certain types of grass and grass conditions may require that an area be mulched a second time to completely hide the clippings When doing a second cut mow across perpendicular to the first cut path Change your cutting pattern from week to week Mow north to south one week then change to east to west the next week This will help prevent matting and graining of the lawn MAX 1 3 MAINTENANCE MAINTENANCE eerore EVERY BEFORE USE EACH SCHEDULE HOURS OR SEASON HOURS STORAGE Check for Loose Fasteners Clean Inspect Grass Catcher Check Tires Check Drive Wheels Clean Lawn Mower Clean under Drive Cover Check Drive Belt Pulleys Check Sharpen Replace Blade Lubrication Clean a
18. e 1 4 ounce capacity NOTE All component dimensions given in U S inches 1 inch 25 4 mm IMPORTANT Use only Original Equipment Manu facturer O E M replacement parts Failure to do so could be hazardous damage your lawn mower and void your warranty SERVICE NOTES 23 LIMITED TWO YEAR WARRANTY ON POWER MOWER For two years from date of purchase when this Lawn Mower is maintained lubricated and tuned up according to the operating and maintenance instructions in the owner s manual Sears will repair free of charge any defect in material or workmanship If this Lawn Mower is used for commercial or rental purposes this warranty applies for only 90 days from the date of purchase This Warranty does not cover e Expendable items which become worn during normal use such as rotary mower blades blade adapters belts air cleaners and spark plug e Repairs necessary because of operator abuse or negligence including bent crankshafts and the failure to maintain the equipment according to the instructions contained in the owner s manual Warranty service is available by returning the Lawn Mower to the nearest Sears Parts amp Repair Center in the United States This warranty applies only while this product is used in the United States This Warranty gives you specific legal rights and you may also have other rights which vary from state to state Sears Roebuck And Co D 817 WA Hoffman Estates II 60179 24
19. e controls and the proper use of the machine before starting Do not put hands or feet near or under rotating parts Keep clear of the discharge opening at all times Only allow responsible individuals who are familiar with the instructions to operate the machine Clear the area of objects such as rocks toys wire bones sticks etc which could be picked up and thrown by the blade Be sure the area is clear of other people before mow ing Stop machine if anyone enters the area Do not operate the mower when barefoot or wearing open sandals Always wear substantial foot wear Do not pull mower backwards unless absolutely nec essary Always look down and behind before and while moving backwards Never direct discharged material toward anyone Avoid discharging material against a wall or obstruc tion Material may richochet back toward the operator Stop the blade when crossing gravel surfaces Do not operate the mower without proper guards plates grass catcher or other safety protective devices in place See manufacturer s instructions for proper operation and installation of accessories Only use accessories approved by the manufacturer e Stop the blade s when crossing gravel drives walks or roads e Stop the engine motor whenever you leave the equip ment before cleaning the mower or unclogging the chute e Shutthe engine motor off and wait until the blade comes to complete stop before removing grass catcher
20. er lawn mowers conform to the safety standards of the American National Standards Institute and the U S Consumer Product Safety Commission The blade turns when the engine is running OPERATOR PRESENCE CONTROL BAR must be held down to the handle to start engine Release to stop engine MULCHER DOOR allows conversion to discharge or bagging operation PRIMER pumps additional fuel from the carburetor to the cylinder for use when starting a cold engine AUXILIARY STARTER HANDLE used for starting engine DRIVE CONTROL LEVER used to engage power pro pelled forward motion lawn mower DUAL POINT HEIGHT ADJUSTER used to adjust cutting height of lawn mower 6 KEY START SWITCH used for starting the engine OPERATION WEAR YOUR The operation of any lawn mower can result in foreign objects thrown into the eyes which can result in severe eye damage Always wear safety glasses or eye shields while operating your lawn mower or e performing any adjustments or repairs We recommend standard safety glasses or a wide vision safety THAN NO SIGHT mask over spectacles HOW TO USE YOUR LAWN MOWER ENGINE SPEED The engine speed was set at the factory for optimum per formance Speed is not adjustable ENGINE ZONE CONTROL CAUTION Federal regulations require an engine control to be installed on this lawn mower in order to minimize the risk of blade contact injury Do not under any circumstances attempt to defeat the funct
21. f oil with the unit Slowly pour the entire container down the oil fill spout into the engine NOTE Initial oil fill requires only 18 oz due to residual oil in engine from the manufacturers 100 quality testing When changing oil you may need 20 oz 4 Insert and tighten dipstick IMPORTANT e Check oil level before each use Add oil if needed Fill to full line on dipstick e Change the oil after every 25 hours of operation or each season You may need to change the oil more often under dusty dirty conditions See TO CHANGE EN GINE OIL in the Maintenance section of this manual GASOLINE FILLER CAP ENGINE OIL CAP PRIMER OPERATION ADD GASOLINE See Fig 13 e Fill fuel tank to bottom of tank filler neck Do not over fill Use fresh clean regular unleaded gasoline with a minimum of 87 octane Do not mix oil with gasoline Purchase fuel in quantities that can be used within 30 days to assure fuel freshness CAUTION Wipe off any spilled oil or fuel Do not store spill or use gasoline near an open flame Alcohol blended fuels called gasohol or using ethanol or methanol can at tract moisture which leads to separa tion and formation of acids during storage Acidic gas can damage the fuel system of an engine while in stor age To avoid engine problems the fuel system should be emptied before storage of 30 days or longer Empty the gas tank start the engine and let it run until the fuel lines
22. her as shown Mower is now ready for rear bagging operation To convertto mulching operation remove grass catcher and discharge chute Secure mulcher door to mower housing with knob To convert to side discharging operation remove grass catcher and discharge chute Install side discharge deflector and secure it to mower housing with knob REAR HANDLE CROSSBAR DISCHARGE CHUTE THREADED MULCHER DOOR FIG 9 SIDE DISCHARGING Grass catcher and discharge chute must be re moved Open mulcher door and install front of side discharge deflector beneath it as shown Secure rear of side discharge deflector to lawn mower housing with knob e Mower is now ready for side discharging operation e To convert to mulching operation side discharge de flector must be removed and mulcher door secured to mower housing with knob e To convert to rear bagging operation side discharge deflector must be removed discharge chute and grass catcher installed and discharge chute secured to mower housing with knob MULCHER THREADED SIDE DISCHARGE DEFLECTOR FIG 10 SIMPLE STEPS TO REMEMBER WHEN CONVERTING YOUR LAWN MOWER FOR MULCHING 1 Grass catcher discharge chute and side discharge deflector removed 2 Mulcher door secured to mower housing with knob FOR REAR BAGGING 1 Side discharge deflector removed 2 Grass catcher and discharge chute installed with discharge chute secured to lawn mower ho
23. increase drive speed 3 Operate mowertotestdrive speed Readjustas required If condition fails to improve after the above steps for ward speed remains the same your drive belt is worn and should be replaced TO ADJUST CUTTING HEIGHT See Fig 7 Both front wheels are adjusted by a single lever on the left front wheel Likewise both rear wheels are adjusted by a single lever on the left rear wheel e Pull adjuster lever toward wheel To raise mower move lever forward to desired position To lower mower move the lever toward the rear Be sure to adjust both front and rear wheels to same height gt HEIGHT ADJUSTER LEVER LEVER BACKWARD TO LOWER MOWER LEVER FORWARD TO RAISE MOWER FIG 7 TO CONVERT MOWER See Figs 8 thru 10 Your lawn mower was shipped ready to be used as a mulcher To convert to rear bagging or side discharging REAR BAGGING Remove knob securing mulcher door to mower housing e Open mulcher door and insert tabs of discharge chute into hinge bracket opening and position rear of chute over threaded stud DISCHARGE CHUTE TABS SS CSS oo E OPERATION Secure rear of discharge chute to lawn mower housing with knob Place rear handle of grass catcher on the crossbar of the lawn mower s lower handle as shown Lift the round door of the discharge chute and place the grass catcher into place on the discharge chute NOTE Be sure round door of discharge chute rests on grass catc
24. ion of the operator control The blade turns when the engine is running e Yourlawn mower is equipped with an operator presence control bar which requires the operator to be positioned behind the lawn mower handle to start and operate the lawn mower DRIVE CONTROL See Fig 6 e Self propelling is controlled by holding the operator presence control bar down to the handle and pulling the drive control lever rearward to the handle The farther toward the handle the lever is pulled the faster the unit will travel Forward motion will stop when either the operator pres ence control bar or drive control lever are released To stop forward motion without stopping engine release the drive control lever only Hold operator presence control bar down against handle to continue mowing without self propelling NOTE If after releasing the drive control the mower will not roll backwards push the mower forward slightly to disengage drive wheels OPERATOR PRESENCE CONTROL BAR t ADJUSTMENT TURNBUCKLE ON UNDERSIDE TO ENGAGE DRIVE CONTROL FIG 6 DRIVE CONTROL ADJUSTMENT See Fig 6 Over time the drive control system may become loose resulting in decreased speed There is a turnbuckle on the underside of the drive control housing to increase tension on the drive cable Proceed as follows DISENGAGED 1 Turn unit off and disconnect spark plug wire from plug 7 N Turn nut on underside of drive control to
25. ket Mulcher Door Nut Hex Rod Hinge Spring Mulcher Door Decal Danger Mulcher Door Knob Door Discharge Chute Spring Door Discharge Chute Rod Door Discharge Chute Discharge Chute Plastic Adjustment Bracket Lower Handle LH Knob Star KEY PART NO NO 36 183465 37 185996 38 190621 39 191574 40 66426 42 187096 43 186298 44 182748 45 186296 46 164322 47 750634 48 125203 49 132004 50 188501 51 189792 52 53 194735 54 189014 55 188628 56 12000058 57 188634 73 196355 74 196942 75 17411312 76 186159 77 180331 78 132004 79 194134 80 190097 162300 196578 DESCRIPTION Bolt Shoulder Deflector Discharge Adjustment Bracket Lower Handle RH Bolt Handle Wire Tie Handle Assembly Lower Bail Control Grip Foam Handle Assembly Upper Includes Foam Grip Cable Engine Zone Control Screw Bracket Upstop Nut Hex 1 4 20 Rope Guide Kit Housing Engine Briggs amp Stratton Model No 125K05 0499 E1 For engine service and replacement parts call Briggs Stratton at 1 800 233 3723 Grassbag Assembly Complete Consists of Key Numbers 18 Discharge Chute Assembly Complete Consists of Key Numbers 30 through 33 Stud Shoulder T45 ERing T45 Stud Threaded 1 420 x 5 8 Battery Box Battery Screw Hex Washer Head 13 x 3 4 Screw Hex Head 1 4 20 x 2 11 64 Key Nut Hex Flangelock 1 4 20 Control Electric Start Includes Key Charger Battery Decal Warning no
26. laws app through your nearest Sears Parts amp Repair center AWARNING This lawn mower is equipped with an internal combustion engine and should not be used on or near any unimproved forest covered brush covered or grass covered land unless the engine s exhaust system is equipped with a spark arrester meeting applicable local or state laws if any If a spark arrester is used it should be maintained in In the state of California the above is required By law Section 4442 of the California Public Resources Code Other y on federal lands A spark arrester for the muffler is available CONGRATULATIONS on your purchase of a new lawn mower lthas been designed engineered and manufactured to give you the best possible dependability and performance Should you experience any problem you cannot easily remedy please contact your nearest authorized service center department We have competent well trained technicians and the proper tools to service or repair this lawn mower Please read and retain this manual The instructions will enable you to assemble and maintain your lawn mower properly Always observe the SAFETY RULES PRODUCT SPECIFICATIONS 1 6 Quarts Unleaded Regular Only Gasoline Capacity and Type Oil Type API SG SL SAE 30 above 0 C 32 F SAE 5W 30 below 0 C 32 F SERIAL NUMBER DATE OF PURCHASE THE MODEL AND SERIAL NUMBERS WILL BE FOUND ON ADECALATTACHEDTOTHE REA
27. ll remain where you last saw them e Keep children out of the trimming area and under the watchful care of another responsible adult e Be alert and turn machine off if children enter the area e Before and while walking backwards look behind and down for small children e Never allow children to operate the machine e Useextracare when approaching blind corners shrubs trees or other objects that may obscure vision IV SAFE HANDLING OF GASOLINE Use extreme care in handling gasoline Gasoline is ex tremely flammable and the vapors are explosive e Extinguish all cigarettes cigars pipes and other sources of ignition e Use only an approved container Never remove gas cap or add fuel with the engine run ning Allow engine to cool before refueling e Never refuel the machine indoors Never store the machine or fuel container where there is an open flame spark or pilot light such as a water heater or on other appliances e Never fill containers inside a vehicle on a truck or trailer bed with a plastic liner Always place containers on the ground away from your vehicle before filling e Remove gas powered equipment from the truck or trailer and refuel it on the ground If this is not possible then refuel such equipment with a portable container rather than from a gasoline dispenser nozzle e Keep the nozzle in contact with the rim of the fuel tank or container opening tall times until fueling is complete Do n
28. nd Recharge Battery Check Engine Oil level Change Engine Oil Clean Air Filter Inspect Muffler Replace Spark Plug Replace Air Filter Paper Cartridge Empty fuel system or add Stabilizer x if so equipped 1 Change more often if operating under a heavy load or in high outdoor temperatures xx Electric Start mowers 2 Service more often if operating in dirty or dusty conditions xxx Power Propelled mowers 3 Replace blades more often when mowing in sandy soil xxxx Use a scraper 4 Charge 48 hours at end of season to clean under deck 5 And after each 5 hours of use GENERAL RECOMMENDATIONS LUBRICATION CHART The warranty on this lawn mower does not cover items that have been subjected to operator abuse or negli gence To receive full value from the warranty opera tor must maintain mower as instructed in this manual Some adjustments will need to be made periodically to properly maintain your unit At least once a season check to see if you should make any of the adjustments described in the Service and Adjustments section of this manual e Atleast once a year replace the spark plug clean or replace air filter element and check blade for wear A new Spark plug and clean new air filter element assure proper air fuel mixture and help your engine run better and last longer e Follow the maintenance schedule in this manual BEFORE EACH USE D REAR DOOR HINGE 1 Check engine oil level 2 Check for loose fasteners
29. nit indoors and cover it to give protection from dust and dirt Cover your unit with a suitable protective cover that does not retain moisture Do not use plastic Plastic cannot breathe which allows condensation to form and will cause your unit to rust IMPORTANT NEVER COVER MOWER WHILE ENGINE AND EXHAUST AREAS ARE STILL WARM CAUTION Never store the lawn mower with gasoline in the tank inside a build ing where fumes may reach an open flame or spark Allow the engine to cool before storing in any enclosure TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Does not start 1 Dirty air filter 1 Clean replace air filter 2 Out of fuel 2 Fill fuel tank 3 Stale fuel 3 Empty fuel tank and refill tank with fresh clean gasoline 4 Water in fuel 4 Empty fuel tank and refill tank with fresh clean gasoline 5 Spark plug wire is disconnected 5 Connect wire to plug 6 Bad spark plug 6 Replace spark plug 7 Loose blade or broken blade adapter 7 Tighten blade bolt or replace blade adapter 8 Control bar in released position 8 Depress control bar to handle 9 Control bar defective 9 Replace control bar 10 Fuel valve lever if equipped in OFF position 10 Turn fuel valve lever to the ON position 11 Weak battery if equipped 11 Charge battery 12 Disconnected battery connector if equipped 12 Connect battery to engine Loss of power 1 Rear of lawn mower housing or cut
30. ot use a nozzle lock open device e If fuel is spilled on clothing change clothing immedi ately e Never overfill fuel tank Replace gas cap and tighten securely V GENERAL SERVICE e Never run a machine inside a closed area e Never make adjustments or repairs with the engine motor running Disconnect spark plug wire and keep wire away from plug to prevent accidental starting e Keep nuts and bolts especially blade attachement bolts tight and keep equipment in good condition e Never tamper with safety devices Check their proper operation regularly e Keep machine free of grass leaves or other debris build up Clean oil or fuel spillage Allow machine to cool before storing e Stop and inspect the equipment if you strike an object Repair if necessary before restarting e Never attempt to make wheel height adjustments while the engine motor is running e Grass catcher components are subject to wear dam age and deterioration which could expose moving parts or allow objects to be thrown Frequently check components and replace with manufacturer s recom mended parts when necessary Mower blade is sharp and can cut Wrap the blade or wear gloves and use extra caution when servicing it Donotchange the engine governor setting or overspeed the engine e Maintain or replace safety and instruction labels as necessary effective working order by the operator states may have similar laws Federal
31. r aligning the two 2 holes in the blade with the raised lugs on the adapter 5 Besurethe trailing edge of blade opposite sharp edge is up toward the engine as shown See Fig 20 6 Install the blade bolt with the lock washer and hardened washer into blade adapter and crankshaft 7 Use block of wood between blade and lawn mower housing and tighten the blade bolt turning clockwise The recommended tightening torque is 35 40 ft lbs IMPORTANT BLADE BOLT IS HEAT TREATED IF BOLT NEEDS REPLACING REPLACE ONLY WITH APPROVED BOLT SHOWN IN THE REPAIR PARTS SECTION OF THIS MANUAL 8 Return mower to upright position 9 Install new drive belt into idler arm assembly then around the drive pulley Be sure belt is inside of belt keepers See Fig 19 NOTE Pulling on the drive belt to install it on the drive pulley will cause the other end of the belt to free itself from the debris shield retainer and come into contact with the pulley end of the blade adapter 10 Reattach drive cable and return spring to the idler arm assembly then reattach drive cable to anchor 11 Reattach drive cover with screws previously removed See Fig 18 12 Connect spark plug wire to spark plug TO ADJUST HANDLE See Fig 22 The handle on your lawn mower has multiple height posi tions adjust to height that suits you 1 Remove knob and carriage bolt on one side of the lower handle 2 While holding handle assembly remove knob
32. t shown Owner s Manual NOTE All component dimensions given in U S inches 1 inch 25 4 mm IMPORTANT Use only Original Equipment Manufacturer O E M replacement parts Failure to do so could be hazardous damage your lawn mower and void your warranty ROTARY LAWN MOWER MODEL NUMBER 917 375950 KEY PART NO NO 1 197012 2 195761 3 187353 4 190037 5 195762 6 181698 7 187097 8 186297 9 197011 10 196956 11 184571 12 12000012 E 13 183450 14 187120 15 188294 16 194124 17 196822 18 163409 19 194128 21 132004 22 193791 23 188152 24 145212 25 73930500 26 196542 27 166043 28 160829 ROTARY LAWN MOWER MODEL NUMBER 917 375950 DESCRIPTION Drive Control Assembly Complete Consists of Key Numbers 2 through 7 Cover Drive Control Top Pulley Drive Control Lever Drive Control blue Cover Drive Control Bottom Screw Torx Head 8 5 8 Bracket Mounting Drive Control Cap Drive Control Bottom Cable Drive Control Cover Assembly Drive Screw Ring Retaining Screw Bearing Axle Support Gear Case Assembly See Breakdown Spring Return Bracket Gear Case Drive Pulley Screw Pulley Drive Nut Hex Pulley Assembly VGroove ORing Nut Hex Flangelock Nut Hex Lock Idler Arm Pulley Idler Bolt Hex Head Shoulder KEY PART NO NO 29 17060410 30 183457 31 88348 32 192619 33 83923 34 183695 35 185994 36 188291 37 175098 38 12000058 39 175
33. ter each five 5 hours of continuous use Tighten oil plug securely each time you check the oil level TO CHANGE ENGINE OIL See Fig 16 NOTE Before tipping lawn mower to drain oil empty fuel tank by running engine until fuel tank is empty 1 Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug 2 Remove engine oil cap lay aside on a clean surface 3 Tip lawn mower on its side as shown and drain oil into a suitable container Rock lawn mower back and forth to remove any oil trapped inside of engine ey CONTAINER FIG 16 4 Wipe off any spilled oil from lawn mower or side of engine 5 Slowly pour oil down the oil fill spout stopping every few ounces to check the oil level with the dipstick 6 Stop adding oil when you reach the FULL mark on the dipstick Wait a minute to allow oil to settle 7 Continue adding small amounts of oil rechecking the dipstick until oil level settles at FULL DO NOT over fill or engine will smoke heavily from the muffler on startup 8 Always be sure to retighten oil dipstick before starting engine 9 Reconnect spark plug wire to spark plug AIR FILTER See Fig 17 Your engine will not run properly and may be damaged by using a dirty air filter Replace the air filter cartridge every 100 hours of operation or every season whichever occurs first Service air cleaner more often under dusty conditions TO CLEAN AIR FILTER 1
34. ting 1 Raise cutting height blade dragging in heavy grass 2 Cutting too much grass 2 Raise cutting height 3 Dirty air filter 3 Clean replace air filter 4 Buildup of grass leaves and trash under 4 Clean underside of mower housing mower 5 Too much oil in engine 5 Check oil level 6 Walking speed too fast 6 Cut at slower walking speed Poor cut 1 Worn bent or loose blade 1 Replace blade Tighten blade bolt uneven 2 Wheel heights uneven 2 Set all wheels at same height 3 Buildup of grass leaves and trash under 3 Clean underside of mower housing mower Excessive 1 Worn bent or loose blade 1 Replace blade Tighten blade bolt vibration 2 Bent engine crankshaft 2 Contact a Sears Parts amp Repair center Starter rope 1 Engine flywheel brake is on when control 1 Depress control bar to upper handle before hard to pull bar is released pulling starter rope 2 Bent engine crankshaft 2 Contact a Sears Parts amp Repair center 3 Blade adapter broken 3 Replace blade adapter 4 Blade dragging in grass 4 Move lawn mower to cut grass or other hard surface before starting Grass catcher 1 Cutting height too low 1 Raise cutting height not filling 2 Lift on blade worn off 2 Replace blade if so equipped 3 Catcher not venting air 3 Clean grass catcher Hard to push 1 Grass is too high or wheel height is too low 1 Raise cutting height 2 Rear of lawn mower housing or cutting 2 Raise rear of lawn mo
35. ur mowing comfort Refer to ADJUST HANDLE in the Service and Adjustments section of this manual OPE PRE CONTROL BAR RATOR SENCE MOWING _POSITION HANDLE KNOB LOWER HANDLE FIG 1 KNOB HANDLE BRACKET FIG 2 ASSEMBLY TO ASSEMBLE GRASS CATCHER See Figs 3 and 4 1 Slide grass catcher bag over the frame Make sure the rear handle is on top the same side as the front handle and the strap is on the bottom 2 Slip vinyl bindings over frame NOTE If vinyl bindings are too stiff hold them in warm water for a few minutes If bag gets wet let it dry before using 3 Close grass catcher door NOTE When fully closed door will snap shut over frame and vinyl bindings REAR HANDLE BINDINGS TO INSTALL ATTACHMENTS Your lawn mower was shipped ready to be used as a mulcher To convert mower to bagging or discharging see TO CONVERT MOWER in the Operation section of this manual TO PREPARE BATTERY See Fig 5 NOTE Your battery must be charged before you can start your lawn mower 1 Connect battery charger connector male to harness connector female 2 Plug battery charger into 110 volt A C outlet 3 Leave battery charger connected for 24 hours before starting your engine for the first time 4 Aftercharging disconnect harness connector female from battery charger connector male Connect your battery charger to charge
36. using with knob 3 Round door of discharge chute resting on top of grass catcher FOR SIDE DISCHARGING 1 Grass catcher and discharge chute removed 2 Side discharge deflector installed and secured to mower housing with knob CAUTION Donotrun your lawn mower without mulcher door closed side dis charge deflector installed or discharge chute and approved grass catcher in place Never attemptto operate the lawn mower with mulcher door or round door removed or propped open OPERATION TO EMPTY GRASS CATCHER SeeFigs 11 12 1 Open round door of discharge chute to move starter rope out and away from grass catcher FRONT HANDLE ROUND DOOR STARTER ROPE FIG 11 2 Remove grass catcher with clippings from lawn mower using both front and rear handles 3 Empty clippings from bag using rear handle and strap The weight of the grass will open the door 4 Snap door shut over frame before installing grass catcher on mower NOTE Do not drag the bag when emptying it will cause unnecessary wear BEFORE STARTING ENGINE ADD OIL See Fig 13 Your lawnmower is shipped without oil in the engine Fortype and grade of oil to use see ENGINE in the Maintenance section of this manual 44 CAUTION DO NOT overfill engine with oil or it will smoke heavily from the muffler on startup 1 Be sure lawnmower is level 2 Remove oil dipstick from oil fill spout 3 You receive a container o
37. wer housing one 1 blade dragging in heavy grass setting higher 3 Grass catcher too full 3 Empty grass catcher 4 Handle height position not right for you 4 Adjust handle height to suit Loss of drive 1 Belt wear 1 Check replace drive belt or slowing of 2 Belt off of pulley 2 Check reinstall drive belt drive speed 3 Drive cable worn or broken 3 Put belt on pulleys replace belts if broken 4 Loose drive control system 4 Adjust drive control 17 ROTARY LAWN MOWER MODEL NUMBER 917 375950 CASE ALES NLS 2 RARA SEO PENAL AO N KEY PART NO NO 1 190582 2 65322 3 183483 4 194736 5 188506 6 12000014 7 190581 8 183479 9 72140405 10 73800400 11 190692 12 196474 13 190519 14 184572 15 150406 x 16 189028 17 851074 18 850263 19 191760 20 186766 21 190516 22 17600406 23 183609 24 751152 25 183445 26 183446 27 107339 28 190515 29 183447 30 190580 31 183478 32 183445 33 190578 34 190619 35 185588 ROTARY LAWN MOWER MODEL NUMBER 917 375950 DESCRIPTION Handle Grassbag Rear Hairpin Cotter Rod Rear Handle Grassbag Grassbag Frame Grassbag ERing Door Grassbag Rod Pivot Bolt Nut Hex Tube Rear Skirt Skirt Rear Cover Front Screw Hex Washer Head Bolt Engine Mounting Blade 21 Washer Hardened Washer Lock Bolt Hex Head Grade 8 Adapter Blade Debris Shield Screw Hex Head Serrated Mounting Brac
38. werandcouldvoidyourwarranty 10 e Under certain conditions such as very tall grass it may be necessary to raise the height of cut to reduce pushing effort and to keep from overloading the engine and leaving clumps of grass clippings It may also be necessary to reduce ground speed and or run the lawn mower over the area a second time e For extremely heavy cutting reduce the width of cut by overlapping previously cut path and mow slowly e For better grass bagging and most cutting conditions the engine speed should be set in the fast position e Pores in cloth grass catchers can become filled with dirt and dust with use and catchers will collect less grass To prevent this regularly hose catcher off with water and let dry before using e Keep top of engine around starter clear and clean of grass clippings and chaff This will help engine air flow and extend engine life MULCHING MOWING TIPS IMPORTANT FOR BEST PERFORMANCE KEEP MOWER HOUSINGFREE OF BUILT UP GRASS TRASH SEE CLEANING IN THE MAINTENANCE SECTION OF THIS MANUAL e The special mulching blade will recut the grass clip pings many times and reduce them in size so that as they fall onto the lawn they will disperse into the grass and not be noticed Also the mulched grass will biode grade quickly to provide nutrients for the lawn Always mulch with your highest engine blade speed as this will provide the best recutting action of the blades e Avoi
Download Pdf Manuals
Related Search