Snapper WRPS216517B, WRPS216517BE Lawn Mower User Manual
Contents
1. DRIVEN DISC ASSEMBLY ROD CONNECTOR CONNECTOR HEX NUT FIGURE 4 9 14 Section 4 REPAIR amp ADJUSTMENTS A WARNING A Before attempting any adjustments or repairs STOP the engine remove the spark plug wire from the spark plug and secure wire away from plug 3 Slide driven disc assembly over to 1 8 from outside edge of drive disc Maintaining the 1 8 measurement remove any looseness from the linkage This can be done by holding the transfer rod and applying pressure to the left as viewed from operators position Then retighten the connector hex nut securely See Figure 4 10 Move ground speed control to the first speed position then back to the sixth speed position Recheck the 1 8 measurement described previously Reinstall driven disc spring to driven disc assembly 1 8 MEASUREMENT TO OUTSIDE EDGE OF DRIVE DISC DRIVE SLIDE DRIVEN DISC DISC ASSEMBLY TOWARD OUTSIDE CONNECTOR HEX NUT FIGURE 4 10 4 3 4 Replacing Driven Disc Rubber Ring Alternate Drive System on Some Models If the rubber ring is badly chunked or worn down to within 1 16 of the metal rim of the driven disc hub it must be replaced Install new rubber ring as follows 1 Using a small flat blade screwdriver free the clip from the transfer rod Then remove the transfer rod from the clip and the speed control rod See Figure 4 11 2 Using needle nose pliers unhook the drive sp2. MAINTENANCE 3 1 INTRODUCTION To retain the quality of the mower use genuine SNAPPER replacement parts only Contact a local SNAPPER dealer for parts and service assistance For the correct part or information for a particular mower always mention model and serial number 5 Lower the mower down and place the piece of wood under left rear wheel Reach back under mower and remove drain plug and allow oil to drain out completely in pan Some oil may spill onto hands immediately wipe hands clean with cloth rags 3 2 SERVICE AFTER FIRST 5 HOURS 3 2 1 CHANGE ENGINE OIL NOTE Self Propelled Models Some oil may drain onto drive belt but will not affect the operation or life of the belt Wipe excess oil from belt A WARNING A Before attempting any adjustments or repairs STOP the engine remove the spark plug wire from the 6 Tilt mower back up and replace drain plug Tighten securely but do not over tighten 7 Fill engine with oil as specified in Engine Owner s Manual Thereafter change oil after each 25 hours of use spark plug and secure wire away from plug Engine oil is extremely hot and can cause severe burns Allow engine oil to cool before draining to prevent injury 3 2 2 CHECK GREASE LEVEL IN TRANSMISSION 1 Roll machine and remove transmission fill plug See 1 Disconnect spark plug wire and secure end away Figure 3 2 from plug The items needed to perform oil change are cloth rags 1 3 8
3. Wheel Drive Control AdjUStment sccseeeeeeseeeeteeeeseeeeeeeeeneeeseseaeenseeeeeeeeeneas 13 Driven and Drive Disc Service ccscccsseeeeeeeeeeeeeeeeeeseseeeeneeeeseeeseneaesneeeeeeneess 13 Cleaning Drive Disc and Driven DiSC ccsecssseesseeeeseeeeeeneeseeeseneeneeeeeees 14 Drive Spring Repair Replacement cs cccccceeseeessseeeeseeeeeeeeesseeseneenenseeeees 14 Driven Disc Adjustment ccceseeeceeeeeeeeeeesneeeeenseeeeeenseeeeeenseaeeeenseeeeeenseeeeeenss 14 Driven Disc ReplaceMentt cccsecccceeeeeceeeeeeeeeenseeeeeenseeeeeenseeeeeenseeeeeenseeeeeens 15 Driven Disc Bearing Replacement ccsssecccsseeeeeeeseeeeeeeseeeeeenseeeeeenseeeeeens 16 Hex Shaft Bearing Replacement ccsssccsseceeseeesseeseseeeeneeeeseeesesneeeeseeeees 16 Belt Service eege EEN ern eSa arap ENEE EEN EENS DEEN ENEE EE 16 Engine Drive Belt Replacement ccccsseecceseeeseseeneeseeeeeneeseeeenenseeeenees 16 17 Transmission Poly V Belt Replacement ccssseeccseseeeeseseenseseeneeeeseesenes 17 Battery aere ege eet Sekt stances ice T 18 TROUBLESHOOTING ee eet deen coveebedetiedecctidvanctendecescsedeesedessezetundeeusers 19 SERVICE SCHE DUD Boiss cccccsseudssee cy ccce codecs sceeoyeccis sien ceuccetanteesucevevedesceaseseedescurtasteesneuceeedets 20 MAINTENANCE REPLACEMENT PARTS csccsssesseeeeeeeeeeeeesesneeenseeeeeeeeeseaeseneeeenseeeees 20 WARRANTY eieiei aseene dee EA PRIMARY MAI
4. moving by changing position of the ground speed FIGURE 2 6 control See Figure 2 5 g LOOSEN LOWER NUTS ON EACH LOWER HANDLE 2 Move upper mower handle up or down until the desired position is achieved 3 Tighten the lower nuts on each lower handle to maintain desired position Section 2 OPERATING INSTRUCTIONS WARNING Before attempting any adjustments to the cutting height STOP the engine remove the spark plug wire from the spark plug and secure wire away from plug DO NOT make any adjustments with engine or blade running Be extremely careful when performing adjustments around engine Engine is extremely hot and can cause severe burns Wear heavy leather gloves when handling or working around cutting blades Blades are extremely sharp and can cause severe injury 2 5 CUTTING HEIGHT ADJUSTMENT 1 Fixed Wheel Models Pull the height adjusting latch outward and move to desired cutting height See Figure 2 7 2 Swivel Wheel Models Remove hair pin and clevis pin install in highest hole for lowest cutting height and lowest hole for highest cutting height IMPORTANT Move rear height adjustment latch for rear wheel adjustment to correspond with raising or lowering the front wheels to maintain the level of the deck REMOVE HAIR PIN amp CLEVIS PIN SWIVEL SHOWN IN WHEEL LOWEST MODEL CUTTING HEIGHT HIGHEST CUTTING HEIGHT FIXED 4 LOWEST LATCH WHEEL CUTTING MODEL HEIGHT y A 6 HIGHEST
5. Worn Poly V Belt or engine drive belt NOTE If any of the above 1 thru 5 are causing problems service as follows Section A REPAIR amp ADJUSTMENTS A WARNING A Before attempting any adjustments or repairs STOP the engine remove the spark plug wire from the spark plug and secure wire away from plug 4 3 1 Cleaning Drive Disc amp Driven Disc If oil or grease on the drive disc or driven disc is causing slippage clean discs as follows 1 Wipe away any oil or grease with a clean cloth 2 Use either an approved grease solvent or hot soapy water to clean drive disc or driven disc 3 Rinse components with clean water 4 Dry components with a clean cloth 4 3 2 Drive Spring Repair Replacement If drive spring is loose reconnect as shown in Figure 4 7 If spring is broken replace with new spring A emt UG USE NEEDLE i NOSE PLIERS TO ap INSTALL DRIVE SE p SER DRIVE d SPRING FIGURE 4 7 4 3 3 DRIVEN DISC ADJUSTMENT If the drive disc and driven disc are clean and the mower drive is still slipping adjust the driven disc as follows 1 Place shift rod in the sixth speed position See Figure 4 8 d REYCLING MODEL SHOWN ROPE START MOUNTED ON RIGHT SIDE OF ANDLE MOVE GROUND SPEED CONTROL TO SIX SPEED POSITION SIXTH SPEED POSITION FIGURE 4 8 2 Remove driven disc spring from driven disc assembly Loosen connector hex nut See Figure 4 9
6. and must allow only persons who understand these instructions to operate machine Each person operating the machine must be of sound mind and body and must not be under the influence of any substance which might impair vision dexterity or judgment If you have any questions pertaining to your machine which your dealer cannot answer to your satisfaction call or write the Customer Service Department at SNAPPER McDonough Georgia 30253 Phone 1 800 935 2967 PROTECTION FOR 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 will remain where you last saw them 1 2 KEEP children out of the mowing area and under the watchful care of a responsible adult DO NOT allow children in yard when machine is operated and turn machine OFF if anyone enters the area DO NOT allow pre teenage children to operate machine ALLOW only responsible adults amp teenagers with mature judgment under close adult supervision to operate machine DO NOT pull mower backwards unless absolutely necessary LOOK BEHIND and down for small children before and when backing USE EXTRA CARE when approaching blind corners shrubs trees or other objects that may obscure vision SLOPE OPERATION 1 Slopes are a major factor related to slip and fall accidents which can result in severe injury All slopes require extra cau
7. bag and making wheel height adjustments repairs or inspections Before cleaning repairing or inspecting make certain blade and all moving parts have STOPPED Disconnect and secure spark plug wire away from plug to prevent accidental starting STOP engine and wait until the blade comes to complete STOP before removing grass bag and or clearing grass MAINTENANCE AND STORAGE 1 Never store machine or fuel container inside where fumes may reach an open flame spark or pilot light such as in a water heater furnace clothes dryer or other gas appliance Allow engine to cool before storing machine in an enclosure Store fuel container out of reach of children in a well ventilated unoccupied building Keep mower and engine free of grass leaves or excess grease to reduce fire hazard and engine overheating When draining fuel tank drain fuel into an approved container outdoors and away from open flame MAINTENANCE AND STORAGE 4 10 11 Keep all bolts especially blade bolts nuts and screws properly tight Check that all cotter pins are in proper position Service engine and make adjustments only when engine is stopped Removed spark plug wire from spark plug and secure wire away from spark plug to prevent accidental starting DO NOT change engine governor settings or overspeed engine Check grass bag assembly frequently for wear or deterioration to avoid thrown objects and exposure to moving parts Replace with n
8. drive ratchet with a short extension and 1 shallow pan 2 Tilt mower up on its rear wheels for access to the oil drain plug located underneath the mower deck Do not tilt mower with spark plug or carburetor down See Figure 3 1 FIGURE 3 2 2 Look into plug hole If liquid grease IS NOT visible on the input gear the small gear below the plug hole add an amount to cover gear of Snapper 00 grease See Figure 3 2 NOTE Snapper 00 Grease Part No 2 9443 is available at your SNAPPER dealer Continued on Next Page FIGURE 3 1 3 Place shallow pan underneath the approximate center of the oil drain plug 4 Loosen with ratchet and short extension but do not remove oil drain plug Loosen plug until you can turn it with your fingers 10 Section 3 MAINTENANCE 3 2 2 CHECK GREASE LEVEL IN TRANSMISSION Continued from previous page NOTE Do not spill grease or oil on surface of drive disc See Figure 3 3 3 Reinstall transmission plug 4 Thereafter check grease level after each 25 hours of operation KEEP DRIVE DISC CLEAN FIGURE 3 3 A WARNING Before attempting any adjustments or repairs STOP the engine remove the spark plug wire from the spark plug and secure wire away from plug Wear heavy leather gloves when handling or working around cutting blades Blades are extremely sharp and can cause severe injury 3 2 3 CHECK MOWER BLADE 1 Disconnect spark plug wire and secur
9. engaged POSITION 1 Move engine speed control to the Fast Rabbit position See Figure 2 4 2 Push primer button three times to start a cold engine NOTE Do not use primer button to start warm engine BLADE NOTE Stop the engine and blade by releasing the CONTROL blade control MOVE CONTROL 3 Pull blade control against handle WHEEL DRIVE AGAINST HANDLE 4 Turn key to the run position Pull rope start CONTROL EE handle until engine starts See Figure 2 4 FIGURE 2 5 5 After engine starts allow a brief warm up until engine runs smooth 23 STOPPING 1 Stop engine and blade by releasing the blade control or turning key switch to the off position Stop ers forward motion of mower by releasing the wheel HANDLE TO TURN KEY SWITCH drive control TO RUN POSITION START ENGINE A WARNING A Stop engine and mower blade before adjusting handle height 2 4 HANDLE HEIGHT ADJUSTMENT The height of the mower handle can be adjusted as follows 1 Loosen the lower nuts on each lower handle as shown in Figure 2 6 HIGHER LOWER HANDLE aN BLADE CONTROL CATCHER MODEL SHOWN ROPE START MOUNTED ON LEFT SIDE OF HANDLE FIGURE 2 4 2 2 3 PROPELLING MOWER Self Propelled Models 1 Move ground speed control to the desired speed position See Figure 2 5 2 Move wheel drive control against handle to engage wheel drive and propel mower forward Forward speed can be adjusted while the mower is
10. following information on your Snapper purchase Model Number Serial Number It is very important that you register your purchase with Snapper to ensure warranty coverage Please mail your product registration card to Snapper at P O Box 777 McDonough Georgia 30253 Or you may register on line at www snapper com You can contact us at our web site or if you would like to speak with a Customer Service Representative Call us at the Snapper Customer Relations Center For faster service please have your Serial Number and Model Number available Call the Snapper Customer Relations Center at 1 800 935 2967 Eastern Standard Time Monday through Friday from 8am to 6pm Saturday from 9am to 1pm 26 NOTES 27 Safety Instructions amp Operator s Manual for SNAPPER 21 STEEL DECK WALK MOWERS SWIVEL WHEEL MODEL SERIES 17 IMPORTANT Snapper products are built using engines that meet or exceed all applicable emissions requirements on the date manufactured The labels on those engines contain very important emissions information and critical safety warnings Read Understand and Follow all warnings and instructions in this manual the engine manual and on the machine engine and attachments If you have any questions about your Snapper product contact your local authorized Snapper dealer or contact Snapper Customer Service at Snapper McDonough GA 30253 Phone 1 800 935 2967 A WARNING BATTERY POSTS TERMINA
11. parts and operation of the mower before operating Specific details involving the engine are found in the separate engine owner s manual Study these manuals before operating and keep both handy for future reference Section 2 OPERATING INSTRUCTIONS 2 1 PRE START CHECK LIST Make the following checks and perform the service required before each start up 2 1 1 Check guards deflectors grass bag adapter and covers to make sure all are in place and securely tightened 2 1 2 Check blade control and wheel drive control to insure they work freely See Figure 2 1 CHECK gt BLADE CONTROL CHECK WHEEL DRIVE CONTROL FIGURE 2 1 2 1 3 Check cutting height Adjust to desired height 2 1 4 Check engine oil and add oil as needed to bring level up to the full mark Refer to Engine Owner s Manual for oil specifications See Figure 2 2 FIGURE 2 2 2 1 5 The battery should be removed from its carton and filled with electrolyte See Section on Battery Service for battery preparation 2 1 6 Add fuel to tank after pushing the mower outside where fumes can safely dissipate Make sure cap is tightened after refueling Refer to Engine Owners Manual for specifications 2 1 7 Clean exterior surfaces of cutting deck and engine of any accumulation of spilled fuel dirt grass oil etc Keep engine air intake screen and cooling fins clear at all times 2 2 STARTING amp OPERATION 2 2 1 ENGINE amp BLADE Primer M
12. safety devices frequently for proper operation and location Make sure all safety decals are clearly legible Replace if damaged Protect yourself when mowing and wear safety glasses long pants and substantial footwear DO NOT mow barefooted or with sandals Know how to STOP blade and engine quickly in preparation for emergencies Use extra care when loading or unloading the machine into a trailer or truck OPERATION 1 DO NOT put hands or feet near or under rotating parts Keep clear of discharge area while engine is running STOP engine when crossing gravel drives walks or roads and under any conditions where thrown objects might be a hazard Mow only in daylight or good artificial light DO NOT operate mower while under the influence of alcohol or drugs After striking a foreign object or if mower vibrates abnormally STOP he engine disconnect and secure spark plug wire Inspect the mower for any damage and repair the damage IMPORTANT SAFETY INSTRUCTIONS OPERATION 6 7 10 Watch for holes ruts or bumps Tall grass can hide obstacles DO NOT mow near drop offs ditches or embankments Operator could lose footing or balance DO NOT mow on wet grass Always be sure of your footing keep a firm hold on the handle and walk never run Slipping could cause injury STOP blade and engine whenever you leave the Operating position behind the handle for any reason including clearing grass emptying grass
13. 6 CUTTING HEIGHT FIGURE 2 7 3 Set all wheels at the same cutting height The highest cutting position is Notch 6 The lowest cutting position is Notch 1 See Figure 2 8 LATCH CUTTING HEIGHT SETTINGS POSITIONS i 5 all FIGURE 2 8 2 6 SWIVEL WHEEL LOCK and UNLOCK Swivel Wheel Models Only IMPORTANT Engage the lock on the swivel wheel to maintain better control of machine when operating on slopes 1 Stand in the operator s position Push machine forward until swivel wheel is positioned in the forward direction Wheel must be positioned in a forward direction to engage swivel wheel lock 2 Push wheel lock lever forward to lock swivel wheel in place Swivel wheel will stay in the forward direction position See Figure 2 9 3 Pull wheel lock lever rearward to unlock swivel wheel In the unlocked position the swivel wheel will rotate 360 degrees PUSH LOCK LEVER FORWARD TO LOCK POSITION SWIVEL LOCK SHOWN IN UNLOCKED SWIVEL LOCK POSITION SHOWN IN LOCKED POSITION FRONT WHEEL MUST BE IN FORWARD POSITION BEFORE ENGAGING SWIVEL LOCK FIGURE 2 9 2 7 RECYCLING OPERATION NOTE For best recycling results cut up to a maximum of 1 3 of grass blade length and recycle ONLY when grass is dry 1 Set all wheels in the highest cutting position Notch 6 2 Move engine speed control to FAST Rabbit position 3 Move ground speed control to slowest speed setting 4 Proceed m
14. Instructions In safety book 2 cycle lets and manuais 2 Alr Cleaner e Clean and propertly serviced e Full fresh clean gasoline 3 Fuel Tank e Fuel valve open e Cap vent open e Inline filter clean 4 Choke e Operating properly 5 Primer on e Used properly Keep in mind that dirt is your engine s enemy some engines 1 both internally and externally Internally 6 Safety inter In proper position dirt will quickly ruin an engine and externally lock Switches gt All wires properly connected It will cause overheating and resulting internal 7 Switch amp e Switch On amga edit o caused ch improper mart a cation poor air cleaner service or overheating cama Seaton ER due to dirt cannot be covered under warranty 8 Spark plug e Wire connected It only takes a few moments to service the e Good connection engine and equipment on a routine basis 9 Throttle e Start position but the rewards will be a quick starting re control sponsive engine that will provide long 10 Blade e Properly installed and satisfactory service with minimum maintenance torqued cost The prestart checklist In the next column e Sharpened and instructions in your Snapper Operator s 11 Muffler e Good condition Manual are designated to help you keep your e Not clogged Snapper in top operating condition with e Grass amp leaves cleaned away minimum effort 25 SNAPPER PRODUCT REGISTRATION FORM IMPORTANT KEEP THIS INFORMATION FOR YOUR PERSONAL RECORDS Complete the
15. LS 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 A WARNING ENGINE EXHAUST SOME OF ITS CONSTITUENTS AND CERTAIN VEHICLE COMPONENTS CONTAIN OR EMIT CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER OR OTHER REPRODUCTIVE HARM SNAPPER sec e 0253 usa COPYRIGHT 2002 SNAPPER INC ALL RIGHTS RESERVED MANUAL No 4 6916 REV 1 6 07 02 28
16. N GENUINE SNAPPER PARTS MAY IMPAIR THE SAFETY OF SNAPPER PRODUCTS AND WILL VOID ANY LIABILITY AND WARRANTY BY SNAPPER ASSOCIATED WITH THE USE OF SUCH PARTS IMPORTANT Please fill out the attached SNAPPER Product Registration Card immediately and mail to Snapper s Product Registration Center P O Box 1379 McDonough Georgia 30253 21 PRIMARY MAINTENANCE A damage your aT ay b engine amp how Go crate Snapper uses the best avail able engines and components P in their products In order to Ke provide long satisfactory service However proper bh care is essential in S prolonging engine life Dirt Is your engine s enemy number 1 The engine on your Snapper product spends Its entire te operating close to the ground at high speed creating a virtual storm of dust and dirt 22 PRIMARY MAINTENANCE Knowing that dirt will quickly ruin an engine manufacturers equip their engines with extremely efficient air cleaners to filter out the harmful dirt Ge ust gulp about 12 000 gallons of air for every gallon of fuel used Because of Its working environ ment the alr available to your Snapper engine Is heavily saturated with alr borne dirt particles As the dirt particies are stopped Damage caused by a poorly serviced air they build up and begin to clog cleaner is not Ge cade the engine the outside of the filter This w
17. NTENANCE 0 cccccssecesseeeeeeeeeeneeeseeeeeseeeeeeeeescaesaneeeeeseeesseeseseaesnseeeeeees 22 25 PRODUCT REGISTRATION FORM ccssecceseeesseeeeseeeenseeeeeeneeseaeseseeeenseeeseneeseseeeenseeeees 26 IMPORTANT The figures and illustrations in this manual are provided for reference only and may differ from your specific model Contact your Snapper dealer if you have questions Section 1 FAMILIARIZATION WHEEL BLADE DRIVE CONTROL CONTROL J UPPER HANDLE e er tock CONTROL ENGINE GROUND SPEED MID HANDLE PRIMER CONTROL J KNOB FUEL FILLER CAP KNOB LOWER HANDLE SWIVEL LOCK LATCH REAR HEIGHT ADJUSTMENT LEVER ENGINE AIR FILTER COVER pen Be m MOWER DECK REAR WHEEL GRASS BAG ADAPTER FRONT WHEEL FIGURE 1 1 1 1 INTRODUCTION 1 2 NOMENCLATURE This manual has been prepared for the operators of the SNAPPER WALK BEHIND MOWERS lts purpose aside from recommending operating and routine service requirements is to promote safety through the use of accepted operating practices Read Understand and Follow the IMPORTANT SAFETY INSTRUCTIONS on Pages 2 amp 3 of this manual and all safety messages on the mower and attachments before operating the mower The nomenclature drawing above Figure 1 1 shows the essential parts of the SNAPPER WALK BEHIND MOWERS It is recommended that all operators of the mower become thoroughly familiar with the controls
18. Safety Instructions amp Operator s Manual for SNAPPER 21 STEEL DECK WALK MOWERS SWIVEL WHEEL MODEL SERIES 17 MODELS WRPS216517B WRPS216517BE pm pm ee MODEL NUMBER EXPLANATION pwiR Pl s 2i 65 i7 B E MODEL DESIGNATION a ENGINE OPTIONS SELF PROPELLED SERIES DESIGNATION SWIVEL FRONT WHEELS ENGINE HORSE POWER CUTTING WIDTH W Model Designation R Recycling Model 65 6 5 HP Engine Horse Power P Self Propelled Model S Swivel Front Wheel 17 Series Designation 21 21 Cutting Width B Briggs Engine E Electric Start Thank you for buying a SNAPPER Product Before operating your Walk Behind read this manual carefully and pay particular attention to the IMPORTANT SAFETY INSTRUCTIONS on Pages 2 amp 3 Remember that all power equipment can be dangerous if used improperly Also keep in mind that SAFETY requires careful use in accordance with the operating instructions and common sense SNAPPER GA 30253 U S A MANUAL No 4 6916 REV 1 6 07 02 COPYRIGHT 2002 SNAPPER INC ALL RIGHTS RESERVED IMPORTANT SAFETY INSTRUCTIONS WARNING This powerful cutting machine is capable of amputating hands and feet and can throw objects that can cause injury and damage Failure to comply with the following SAFETY instructions could result in serious injury or death to the operator or other persons The owner of the machine must understand these instructions
19. adding oil allow time for all of the oil to flow down the fill tube to prevent a false full reading when the level could actually be low and result in engine damage 24 PRIMARY MAINTENANCE On 2 cycle engines lubrication must be On 4 cyle engines with an oil level plug rovided by an exact mixture of gasoline don t be fooled Into thinking the engine bas Go Ger air cooled engine at A 2 cycle sufficient lubricating oil if you can see some engine that Is mistakenly run on straight oll in the opening the level should always be brought up to the point of overflowing at the top of the fill hole gasoline will be ruined in less than 5 minutes H you keep straight gasoline in addition to pre mixed 2 cycle engine fuel be sure the containers are clearly marked to avold mix up Snapper 2 cycie engines require a 32 to 1 mixture of gasoline and BIA certified TC W oll such as Snapper s 2 cycle engine oil Many of the 2 cycie engine oils on the h market today make fantastic claims but for the best performance and long engine life always use Snapper 2 cycle oll Pre mix the fuel and always shake the container Change oll at regular intervals using a a high quailty oll such as Snapper s smail engine formulated 4 cycle engine oll Refer to the engine owner s manual for oil details STARTING CHECK LIST 1 Engine Oil e Te full level 4 cycle Read and follow all safety e Properly mixed with gas
20. an free of all debris 5 Spark plug defective or gap set improperly Service spark plug Water debris or stale fuel in fuel system Drain and clean fuel system Engine Loses Power 1 Engine air pre cleaner or air cleaner dirty Clean or replace filters Spark plug faulty Service spark plug Water debris or stale fuel in fuel system Drain and clean fuel system Excessive Vibration Damaged out of balance or bent mower blade Service mower blade Loose blade components Service and tighten loose parts 3 Loose or missing air lift if equipped Replace air lifts Tighten to proper torque Replace belt 5 Bent Idler pulley Replace pulley Mower Will Not Move Loss Of Traction Self Propelled Models Cutting Grass Improperly 2 Move engine speed control to FAST position 3 Forward ground speed too fast 3 Move ground speed control to a slower speed 4 Terraced cut side to side 4 Adjust height of cut with height adjust levers 5 Excessive deck pitch front to rear 5 Adjust height of cut with height adjust levers 6 Cutting blade dull or damaged 6 Sharpen cutting edges or replace blade Poor Grass Discharge 1 Engine speed too slow 1 Move engine speed control to FAST position 2 Forward speed too fast 2 Move ground speed control to a slower speed 3 Grass is wet 3 Mow when grass is dry 4 Excessively worn or damaged blade 4 Service mower blade 5 Build up of grass clippings and deb
21. arranties So save yourself unnecessary reduces the amount of air expenses and undue aggravation by keeping available to the engine and causes the air cleaner properly serviced at the intervals an over rich fuel mixture which re specified in the engine owner s manual sults in the following adverse effects It doesn t take long to service an air cleaner Follow the specific instructions in the engine ees owner s manual for the type filter used Pre n improperly serviced dirt vent dirt from falling Into the carburetor Intake clogged air cleaner will when servicing your alr cleaner Make sure components are installed in correct sequence after servicing to prevent unfiltered air from entering the engine Some servicing hints on Increase fuel consumption several common types are cause power loss result in hard starting create smoke from unburned fuel produce carbon bulld up Internally foul spark plug electrodes score cylinder walis burn valves wear out the engine pre kA maturely Sa 10 COST YOU MONEY 7 AN 1 2 3 4 5 6 7 8 9 23 PRIMARY MAINTENANCE Air is also needed to keep your engine cool Dirt dust amp debris bulld up to restrict and clog cooling alr Intake screens and fins Clean screens and fins at frequent intervals The engine blower housing and shrouds should be removed at least once each season or more often gt under dry dusty conditions Gy for a thorough cleaning of fi
22. e 3 Tape all openings closed to prevent spraying water into exhaust or air intakes during washing 4 Tilt mower up on its rear wheels and thoroughly clean the underside of the deck Do not tilt mower with spark plug or carburetor down Scrape away any accumulation of grass with a putty knife and or wire brush 5 Lubricate all exposed metal with a light coating of oil to prevent corrosion 6 On self propelled models loosen wing nuts on ground speed control rod before folding handles 7 Loosen handle knobs Carefully fold the handles forward flexing the control cables to prevent cable damage 8 Store the mower in a shed or other dry area protected from weather Section 4 REPAIR amp ADJUSTMENTS WARNING A A Before attempting any adjustments or repairs STOP the engine remove the spark plug wire from the spark plug and secure wire away from plug Wear heavy leather gloves when handling or working around cutting blades Blades are extremely sharp and can cause severe injury 4 1 MOWER BLADE REPAIR REPLACEMENT 4 1 1 STANDARD BLADE WEAR LIMIT 1 Inspect blade frequently for signs of excessive wear or damage See Figure 4 1 NEW BLADE WEAR LIMIT NOTCH STARTS DANGEROUS CONDITION DO NOT USE ON MOWER REPLACE WITH NEW BLADE FIGURE 4 1 2 Replace the blade if it is badly chipped bent noticeably out of balance or has cracks or notch in either tip See Figure 4 1 Replace with new b
23. e end away from plug 2 Tilt mower up on its rear wheels for access to the blade cap screw Do not tilt mower with spark plug or carburetor down See Figure 3 1 3 Check torque of blade retaining cap screw Recommended torque should be 30 to 40 ft Ibs See Figure 3 4 4 Check blade for sharpness wear and damage See Section on Blade Wear Limits 3 2 4 CHECK ENGINE DRIVE BELT 1 Visually check engine drive belt for cracking fraying severed or belt strands exposed Replace belt before operating mower 11 3 2 5 CHECK TRANSMISSION POLY V BELT 1 Visually check poly v belt for cracking fraying severed or belt strands exposed Replace belt before operating mower RECOMMENDED BLADE RETAINING res AP SCREW TORQUE VALUE FIGURE 3 4 3 3 ANNUALLY END OF EACH SEASON Perform all maintenance as described in the maintenance schedule 3 3 1 Engine Service engine according to engine owner s manual 3 3 2 Air Filter Refer to engine owners manual instructions 3 3 3 Engine Oil Refer to engine owners manual instructions for service for service 3 4 STORAGE PROCEDURE Refer to the Engine Owner s Manual for directions regarding engine storage preparations Prepare the mower for end of season storage as follows 1 Drain fuel from fuel tank and let engine run until all fuel is out of the carburetor 2 Disconnect and remove the spark plug wire away from spark plug before any other preparations are mad
24. eeeneeeas 8 Locking and Unlocking Swivel Wheel cccsccssseesseeeeseeeeeeeeeseeesesneeenseeeneas 8 Recycling Operation cccescccsseeceeeeeeeeeeeeceeseseeeenseeeeeeeeescaesaseeeenseeesseaeseseeeeneeaeees 8 Grass Catcher Installation ccccsccsseeeeseeeeeeeeeseneeesneesnsneeeeeeeesseeseseeeenseeeeeeneess 9 Adapter Plug Installation ccccccseececeeeeeeeeeeneeeeeeseeeeeeeeneeseeeeneesesesneeseeesneeseesenes 9 SECTION 3 MAINTENANCE INSTRUCTIONS cccesccesseeeeseeeeseeeeseeeseneenenseeeeenees 10 11 Changing Engine Oil a ra r eeoa opn ara ch ct EES 10 Checking Transmission Grease ccsscccceeceeeseesseeeeseeeeeseeeseneeeseeeseseeeenenees 10 11 Checking Mower Blade csseccsesceesseeeeseeeeneeeeseeseneeeenseaeeseeeessaeseseeeenseeeeenees 11 Checking Engine Drive Belt sssunsennsennnenneennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn ennen 11 Checking Transmission Poly V Belt s snssunnsnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnne 11 Annually End of Each S ason ccssccccesseceeeseeeeeenseeneeenseeeeensneeeeenseneeeenas 11 Se UE 11 AIP a IC 11 Engine o E 11 Storage Procedure ssccsseccssecessseeesseeeeseeeenseeeseneeescaesesneeensneeseaeseseaesaseeeenseaeteas 11 SECTION 4 ADJUSTMENTS AND REPAIR 0cccceeesessceseeeenseeenseeeeeeeeesnaeeeseeeeneeees 12 18 Mower Blade Repair Replaceme nt ssseccseseeeeeseeeeneeseseeeseseeneneeseenenenseeeenes 12
25. elt Engine to Drive Disc Belt Cantilever Drive Tire Assembly Rubber Drive Tire Rubber Drive Tire Commercial Model Parts Manual for 21 Steel Deck Walk Behind Mower Series 17 06136 20 SNAPPER 3 YEAR LIMITED WARRANTY For three 3 years from purchase date for the original purchaser s residential non commercial use SNAPPER through any authorized SNAPPER dealer will replace free of charge except for taxes where applicable any part or parts found upon examination by the factory at McDonough Georgia to be defective in material or workmanship or both For ninety 90 days from purchase date for the original purchaser s commercial rental or other non residential use SNAPPER through any authorized SNAPPER dealer will replace free of charge any part or parts found upon examination by the factory at McDonough Georgia to be defective in material or workmanship or both All transportation costs incurred by the purchaser in submitting material to an authorized SNAPPER dealer for replacement under this warranty must be paid by the purchaser This warranty does not apply to engines and their components and batteries as these items are warranted separately This warranty does not apply to parts that have been damaged by accident alteration abuse improper lubrication normal wear or other cause beyond the control of SNAPPER This warranty does not cover any machine or component part that has been altered or modified changi
26. ew bag if loose seams or tears are evident Replace slider or bag adapter if broken or cracked Mower blades are sharp and can cut Wrap the blades or wear heavy leather gloves and use CAUTION when handling them NEVER test for spark by grounding spark plug next to spark plug hole spark plug could ignite gas exiting engine Have machine serviced by an authorized SNAPPER dealer at least once a year and have the dealer install any new safety devices Use only genuine SNAPPER replacement parts to assure that original standards are maintained speed TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS csecceseeeeeseeesneeeesneeeeseeeseeeseseaeensneeeneeeeneas 2 amp 3 TABLE OF CONTENDS ees ess aere ae eege eege 4 SECTION 1 FAMILIARIZATION cccseeeseseeeseeceseeeeneeeeseaeeeseeseseeeeeeeeeseaeseseaeeaseaeeeneeeas 5 SECTION 2 OPERATING INSTRUCTIONS ccccsseeceeseeesseeeeseeeeeseeeseeeeeseeesnseeeneeeneeas 6 9 Pre start Checklist e a ara e cies aa aaan aaa aaa aaa dn isod a nadaa sinaosa idoia isde 6 Starting amp Stopping Engine amp Blades ccsseccesecesseeceseeeeeseeeeeeeeesneeeneeeeeeeas 6 7 Starting amp Stopping Wheel Drive cssccseseeeeeeeeseeeeeseeeeneeeeeeeeeeseaeseseeeeeeeees 7 Adjusting Handle Height cccccseecceceeeeeceeeseeeeeeesneeeeensneeeeenseaeeeenseeneeenseeneeennees 7 Adjusting Cutting Height ccsseccesseesseeeeseeeeeeeeeseeeseseeeeneeeeeeeeseseaesneee
27. ing check level of electrolyte and add as needed to bring level to 3 16 above cell plates 7 Reinstall cell caps 8 Install battery into power unit 9 Connect positive cable red first from wiring harness to the positive terminal on battery using bolt and nut provided in hardware bag Connect negative cable black last to negative terminal on battery using bolt and nut Apply a small amount of grease over terminals to prevent corrosion A WARNING DO NOT over fill battery with electrolyte Shield the positive terminal with terminal cover located on battery harness This prevents metal from touching the positive terminal which could cause sparks The electrolyte acid produces a highly explosive gas Keep all sparks flame and fire away from area when charging battery or when handling electrolyte or battery Electrolyte acid is a highly corrosive liquid Wear eye protection Wash affected areas immediately after having eye or skin contact with electrolyte acid Battery acid is corrosive Rinse empty acid containers with water and mutilate before discarding If acid is spilled on battery bench or clothing etc Flush with clear water and neutralize with baking soda Never attempt to charge battery while installed on the walk behind Never use BOOST chargers on the battery 4 5 4 BATTERY TESTING 4 5 2 BATTERY SERVICE 1 Remove battery 2 Place battery in a well ventilated area on a leve
28. l surface 3 Using distilled water refill cells as required to cover cell plates of which can also be visualized through the plastic battery case 4 With cell caps removed connect battery charger to battery terminals Red to positive terminal and black to negative terminal 5 Slow charge battery at 1 amp for 10 hours 6 H battery will not accept charge or is partially charged after 10 hours of charging at 1 amp replace with new battery 4 5 3 BATTERY STORAGE If Walk Behind is to be stored out of season on its rear bumper it is recommended the battery be removed charged and stored 1 Remove battery 2 Perform battery service 3 Bring battery to full charge if required 4 Store battery in an area away from the Walk Behind on a wood surface DO NOT STORE BATTERY ON A CONCRETE SURFACE 4 5 4 BATTERY TESTING There are two types of battery tests Unloaded and Loaded The unloaded test is the procedure that will be discussed It s the simplest and most commonly used An unloaded test is made on a battery without discharging current To perform unloaded testing check charge condition using either a hydrometer or voltmeter 1 Using a voltmeter voltage readings appear instantly to show the state of charge Remember to hook the positive lead to the battery s positive terminal and the negative lead to the negative terminal 2 A hydrometer measures the specific gravity of each cell The specific gravity tel
29. lade A WARNING A Never use a cutting blade that shows signs of excessive wear or damage Refer to Section on MOWER BLADE REPAIR REPLACEMENT for proper blade inspection and service procedures 4 1 2 BLADE SHARPENING 1 Disconnect spark plug wire and secure end away from plug 2 Tilt mower up on its rear wheels Do not tilt mower with spark plug or carburetor down 3 Remove blade See Figure 4 2 12 i MAKE SURE THAT BLADE HUB IS i SEATED BETWEEN FLANGES CONE WASHER Concave Side Up capscrew FIGURE 4 2 4 Sharpen blade on a grinding wheel at an angle of 22 to 28 degrees DO NOT sharpen blade beyond original cutting edge See Figure 4 3 DO NOT SHARPEN BEYOND ORIGINAL r CUTTING EDGE E Z RE END VIEW OF BLADE ASSEMBLY FIGURE 4 3 5 Check blade for balance If necessary correct balance by grinding heavy end of blade 6 Reinstall blade Refer to Figure 4 2 Check torque of blade retaining cap screw Recommended torque should be 30 to 40 ft Ibs Section A REPAIR amp ADJUSTMENTS AA A WARNING Before attempting any adjustments or repairs STOP the engine remove the spark plug wire from the spark plug and secure wire away from plug NOTE The following sections 4 2 through 4 4 are for self propelled models 4 2 WHEEL DRIVE CONTROL ADJUSTMENT 1 The wheel drive control is properly adjusted when there is 1 16 to 1 8 clearance between the inside of the s
30. ls the degree of charge generally a specific gravity of about 1 265 to 1 280 indicates full charge A reading of 1 230 to 1 260 indicates the battery should be charged The chart on the next page shows the charge level as measured by syringe float hydrometer digital voltmeter and five ball hydrometer Methods of Checking Battery Condition State of Charge Syringe Hydrometer Digital Voltmeter Five Ball Hydrometer 100 Charged w Sulfate Stop 1 280 12 80v Five Balls Floating 100 Charged 1 265 12 60v Four Balls Floating 75 Charged 1 210 12 40v Three Balls Floating 50 Charged 1 160 12 10v Two Balls Floating 25 Charged 1 120 11 90v One Ball Floating 0 Charged Less than 1 100 Less than 11 80v Zero Balls Floating 18 TROUBLESHOOTING Engine Will Not Start 1 Charge or replace battery Using Electric Starter Engine Wil Not Sian Using Recoil Starter 3 Spark plug wire disconnected 3 Place spark plug wire onto spark plug 4 Key switch is not in the RUN position 4 Turn key switch to the RUN position Engine Stalls or Stops 1 Blade control is released or is not being held securely 1 Blade control should be held securely against After Running against handle handle at all times during operation of mower 2 Choke control in the CHOKE position Move choke control to OFF position 3 Fuel tank empty Fill with fuel to proper level 4 Engine air pre cleaner and or air cleaner dirty Cle
31. ng safety performance or durability Batteries have a one 1 year prorated warranty period with free replacement if required during the first ninety 90 days from the original purchase date SNAPPER will not be responsible for any installation cost incurred The battery warranty only covers original equipment batteries and does not cover damage to the battery or machine caused by neglect or abuse destruction by fire explosion freezing overcharging improper maintenance or use of improper electrolyte There is no other express warranty DISCLAIMER OF WARRANTY Implied warranties including those of merchantability and fitness for a particular purpose are limited to three 3 years from purchase date for the original purchaser s residential or other non commercial use and ninety 90 days from purchase for the original purchaser s commercial rental or other non residential use and to the extent permitted by law any and all implied warranties are excluded This is the exclusive remedy Liabilities for consequential damages under any and all warranties are excluded Some states do not allow limitations on how long an implied warranty lasts or do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state WARNING THE USE OF REPLACEMENT PARTS OTHER THA
32. ns Generally wash foam type filters in a dishwashing detergent and water solution Rinse and wring dry then saturate with oll and squeeze out excess Failure to re oil this type filter will ruin the engine Fallure to keep external surfaces clean not only presents fire hazards but causes overheating and resulting engine damages such as distorted valve guides Sticking valves scuffed scored cylinder walis overspeeding loss of power complete failure of engine Clean paper elements by tapping lightiy Blowing with air will rupture paper elements damaged in any way Dirt can also be introduced into an engine in dirty fuel from a contaminated container Always use clean fresh fuel from a clean contalner to guard against dirt sludge and water contamination ___ Be aware that fuel breaks x down in storage and forms An engine must also have proper lubrication XOX gummy compounds which All engines use some oll On 4 cycle engines will block carburetor pass CHECK OIL LEVEL BEFORE EACH START UP ages Never use fuel more Wipe area clean around the oll check plug or than 3 months old Drain dipstick opening to keep dirt from falling Into tank then run the engine out the engine when checking the oil Always of fuel before storing during check with the machine on a level surface the off season On engines with dipstick keep the level up to but not over the FULL mark When
33. odels Electric Start When the ignition key is turned to START the engine will crank over but will not start unless the blade control is engaged 1 Move engine speed control to the Fast Rabbit position See Figure 2 3 2 Push primer button three times to start a cold engine NOTE Do not use primer button to start warm engine NOTE Stop the engine and blade by releasing the blade control 3 Pull blade control against handle 4 Turn key to the start position until engine starts See Figure 2 3 NOTE If after 5 seconds of cranking the engine does not start release the key and attempt starting again after waiting for approximately 20 seconds 5 After engine starts allow a brief warm up until engine runs smooth TURN KEY SWITCH TO RUN POSITION PULL BLADE CONTROL UP AGAINST HANDLE ENGINE SPEED CONTROL SHOWN IN FAST POSITION CATCHER MODEL SHOWN ROPE START MOUNTED ON LEFT SIDE OF HANDLE FIGURE 2 3 Section 2 OPERATING INSTRUCTIONS 2 2 STARTING amp OPERATION Continued CATCHER MODEL SHOWN 2 2 2 ENGINE amp BLADE Zen TT ROPE START MOUNTED ON Primer Models Recoil Start CONTROL TO LEFT SIDE OF HANDLE If the battery is dead or to weak to crank engine use the DESIRED FAST recoil backup When the ignition key is turned the to POSITION SIX SPEED RUN position the engine will crank over using the recoil backup But will not start unless the blade control is
34. ove the four screws 1 Empty the fuel tank 4 Remove bearing and replace with new bearing 2 Note the belt routing in Figure 4 16 There is no 5 Reassemble components in reverse order Ge pulley on these models to disconnect See Figure 4 3 6 Replacement Of Bearing On Pulley End Of ENGINE DRIVE DRIVE BELT Hex Shaft PULLEY To replace the bearing on the pulley end of the hex shaft proceed as follows wem Ei wn 1 Hold the hex shaft with an adjustable wrench Paka N held next to the pulley L L SZ 2 Remove the 3 8 hex lock nut which is located AO on the outside of the right wheel bracket See lI go x Figure 4 15 3 Remove holder O ring and bearing l z z 1 i Selen 4 Install new bearing l 5 Carefully install new O ring over the outside of the d d new bearing mm d 6 Install bearing holder and secure with screws Vi w Fa 7 Install 3 8 hex lock nut Zc oI TOP VIEW OF STRETCH TYPE BELT ROUTING FIGURE 4 16 16 Section A REPAIR amp ADJUSTMENTS A WARNING Before attempting any adjustments or repairs STOP the engine remove the spark plug wire from the spark plug and secure wire away from plug 4 4 1 Engine Drive Belt Replacement Stretch Type Belts Continued From Previous Page IMPORTANT Drain fuel tank before tipping mower DO NOT tip machine with carburetor or spark plug down Oil from crankcase will saturate the air filter and cause the engine to be hard to start or no
35. owing slowly If grass is very dense lower each rear wheel latch one notch lower than the front wheel latches to improve recycling performance Section 2 OPERATING INSTRUCTIONS A WARNING Before attempting any adjustments to the cutting height front baffle or installing or removing grass catcher STOP the engine remove the spark plug wire from the spark plug and secure wire away from plug DO NOT make any adjustments with engine or blade running Be extremely careful when performing adjustments around engine Engine is extremely hot and can cause severe burns Wear heavy leather gloves when handling or working around cutting blades Blades are extremely sharp and can cause severe injury 2 8 INSTALLATION of Optional GRASS CATCHER Install grass catcher by sliding connector over flange of adapter See Figure 2 10 Attach grass bag hooks over middle handle cross bar See Figure 2 11 SLIDE CONNECTOR DOWN OVER BAG ADAPTER FLANGE FIGURE 2 10 MIDDLE HANDLE CROSS BAR MIDDLE HANDLE ATTACH BAG HOOKS OVER MIDDLE HANDLE CROSS BAR FIGURE 2 11 2 9 INSTALLATION of RECYCLING PLUG Optional Accessory on Some Models STEP 1 Once adapter has been installed recycling may be desired Insert recycling plug completely and securely into adapter Install grass bag See Figure 2 12 INSERT RECYCLING PLUG COMPLETELY AND SECURELY PLUG po P gt d GRASS BAG INTO ADAPTER INSTALL FIGURE 2 12 Section 3
36. pring hook and the inside of the clutch cable eye with the wheel drive control released See Figure 4 4 CLUTCH CABLE ces VINYL SPRING Sos ni eal SE ak lt V SPRING HOOK LOWER NY KA SPRA Ne PY SC Cs Fis EN Zh CABLE NJ CLUTCH CABLE EYE SPRING AN SED QW i FIGURE 4 4 2 To adjust unhook upper spring from cable eye and rotate spring in direction required to extend or shorten spring length 3 Rehook upper spring to cable eye and check clearance Repeat procedure if required NOTE The vinyl spring cover should be kept over the spring at all times except for adjustments 4 If the wheel drive control fails to return quickly to the OFF position when released check for binding at the cable holdings located on the side of the right handle The upper clip should be located 2 below the upper knob the lower clip should be 4 above the lower knob The cable should slide freely with the clips installed at these locations See Figure 4 5 13 RIGHT HANDLE UPPER KNOB FIGURE 4 5 4 3 DRIVEN DISC SERVICE If the mower does not propel itself properly refer to Figure 4 6 Check for the following problems DRIVEN DISC amp RUBBER RING ENGINE DRIVE BELT FIGURE 4 6 1 Grease on drive disc causing slippage 2 Broken or disconnected drive spring 3 Driven disc is out of adjustment 4 Driven disc rubber ring is worn does not contact drive disc properly 5
37. re 2 Note the routing of the old belt around the three pulleys before removing it See Figure 4 18 IDLER I a NOTTS DIFFERENTIAL cl DRIVEN SE aS PULLEY FF POLY V Lampe HG BELT go AC BR Sack HEX SHAFT By Bug N Er y YY By wW La b L BELT GUIDE e ROUTING OF POLY V BELT FIGURE 4 18 3 Place new Poly V Belt over end of hex shaft and onto driven pulley 4 Work belt onto top of idler pulley 5 Twist belt sideways and pull it upward between the differential bracket and drive pulley and then down into the pulley groove Make sure the Poly V Belt is above belt guide See Figure 4 19 Section A REPAIR amp ADJUSTMENTS 4 5 BATTERY SERVICE 4 5 1 NEW BATTERY PREPARATION 1 Remove battery from carton 2 Place battery in a well ventilated area on a level non concrete surface 3 Remove battery cell caps Fill cells as required with electrolyte purchased separately to proper level Fill to 3 16 above cell plates Filling battery with electrolyte will bring the battery to 80 charged state 4 With cell caps removed connect battery charger to battery terminals RED to positive and BLACK to negative terminal IMPORTANT 3 16 above cell plates is the recommended level However do not try to measure this dimension Never place anything in battery other than specified electrolyte 5 Slow charge the battery at 1 amp for 2 hours to bring the battery to full charge 6 After charg
38. ring and slide the driven disc assembly off the hex shaft See Figure 4 12 3 Remove the five machine screws and plate which secure the rubber ring to the driven disc hub See Figure 4 13 4 Install new rubber ring 5 Reverse above procedures for reassembly and installation 15 CONNECTOR CLIP FIGURE 4 11 U A Ee JF Soe A RS FIGURE 4 12 DRIVEN DISC HUB MACHINE SCREWS FIGURE 4 13 Section A REPAIR amp ADJUSTMENTS A WARNING Before attempting any adjustments or repairs STO the engine remove the spark plug wire from the spark plug and secure wire away from plug 4 3 5 Replacing Bearing In Driven Disc If the driven disc bearing fails remove the driven disc assembly and replace bearing as follows 1 Remove snap ring See Figure 4 14 NEW BALL BEARING HOLDER FIGURE 4 15 K TIGHTEN THE FOUR 4 4 BELT SERVICE SCREWS On these mowers the engine belt transmits power from engine to drive disc The drive disc powers the SNAP poly v belt which engages the transmission that RINGS powers the rear wheels Should these belts become worn they could cause slippage which would impair REINSTALL mower performance The condition of the engine belt SE and poly v belt should be checked after every 25 hours of mower operation FIGURE 4 14 4 4 1 Engine Drive Belt Replacement 2 Slide the hub assembly out of the bearing Stretch Type Belts 3 Rem
39. ris under deck 5 Clean deck 6 Improper blade installed on deck 6 Install proper SNAPPER blade 7 Blade installed improperly on deck 7 Install blade properly Oil Leaking 1 Leaking engine case 1 Contact authorized SNAPPER dealer 2 Check and tighten drain plug 3 Make sure dip stick or oil filler cap is securely in place e On P Cc 3 Ki lt o lt Bi Di lt b O o D2 19 SERVICE SCHEDULE ITEM SERVICE PERFORMED EACH EACH SR SEASON Check Oil Level Initial Oil Change Page 10 Periodic Oil Change Page 10 Air Pre Cleaner Clean Sponge Element Engine Manual Gel Clean or Replace Engine Manual Engine Cooling Clean Shroud amp Fins Engine Manual System Drive Belts Check For Wear And Page 11 16 17 Tension Mower Blades Check For Wear Damage Page 11 12 amp Replacement Mower Deck Clean Debris Page 11 Xx Accumulation Transmission Check Grease Level Page 10 Xx X Grease EE Check for Wear Damage Pages 13 16 amp Replacement Sear e ic E NO ES RR Change oil every 25 hours when operating under heavy load or high temperatures Clean more often under dusty conditions or when air debris is present 4 6 MAINTENANCE REPLACEMENT PARTS MAINTENANCE PARTS Engine Speed Control Briggs Engines 2 9036 Cutter Blade Mulching 1 7168 Cutter Blade Not Air Lift Compatible eed Cutter Blade Ninja Quad Edge Wheel Drive Pulley to Transmission Pulley B
40. t start at all If contamination does occur the air filter will have to be replaced 3 Remove the driven disc Refer to Section Replacing Rubber Driven Disc for driven disc assembly removal procedure 4 Tilt mower up on its rear wheels and remove blade and blade hub Assistance from another person may be necessary to hold mower in the tilted position 5 Hold the slotted end of the drive disc bolt with a screwdriver and remove the nut and internal tooth lock washer See Figure 4 17 6 Remove the belt cover located under deck 7 Lift the drive disc up and remove worn belt 8 Loop one end of new belt over engine pulley and insert the other end through slot in deck 9 Loop the belt around the pulley on the bottom of the drive disc 10 Reinstall drive disc and retaining hardware IMPORTANT 1 The square shoulder of the drive disc bolt must fit into the square hole of the bushing 2 The square end of bushing must fit into the bracket slot 11 Reinstall belt cover and tighten bolts securely 12 Reinstall blade hub and cutter blade Recommended torque for blade cap screw is 40 ft Ibs 17 PULLEY POSITION DRIVE DISC SLOT IN END OF DRIVE DISC BOLT BUSHING DECK BRACKET PARTIALLY SHOWN BOLT RETAINER nN N Za gt A i LOCK WASHER i NUT FIGURE 4 17 4 4 2 Transmission Poly V Belt Replacement 1 Remove the driven disc Refer to Section on Replacing Driven Disc Rubber Ring for procedu
41. tion If you feel uneasy on a slope do not mow it Mow across slopes never up and down Exercise extreme CAUTION when changing directions on slopes DO NOT mow steep slopes or other areas where stability or traction is in doubt PREPARATION 1 Read understand and follow instructions and warnings in this manual and on the mower and with attachments Know the controls and the proper use of the mower before starting Only mature responsible persons shall operate the machine and only after proper instruction Data indicates that operators age 60 and above are involved in a large percentage of mower related injuries These operators should evaluate their ability to operate the mower safely enough to protect themselves and others from serious injury PREPARATION 4 10 11 Handle fuel with extra care Fuels are flammable and vapors are explosive Use only an approved fuel container Never remove fuel cap or add fuel with engine running Add fuel outdoors only with engine stopped and cool Clean spilled fuel and oil from machine DO NOT smoke DO NOT run engine indoors Check the area to be mowed and remove all objects such as toys wire rocks limbs and other objects that could cause injury if thrown by blade or interfere with mowing Also note the location of holes stumps and other possible hazards Keep people and pets a safe distance from machine Check shields deflectors switches blade controls and other
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