Snapper YZ18426BVE, YZ20486BVE Lawn Mower User Manual
Contents
1. 12 13 Check Mower 13 Mower Blade Spindle Lubrication 13 14 Mower Deck Linkage Lubrication 14 Front Wheel Bearings Lubrication 2 1 14 Front Caster Wheel Pivot Shaft 14 Parking Brake Pivot 5 14 Service Annually E Cura a 15 cell 15 PY aliler e 15 PP TN 15 EE 15 XG E EE E EEE A 15 Fuel PNE E PEN ER P 15 15 SECTION 4 ADJUSTMENTS AND 22 1 1 16 23 Engine Adjustments amp 16 Mower Deck amp Components Adjustments 16 Mower Drive Belt Adjustment 5 ecco eeu onn 16 Mower Drive Belt 42. 2 444444411 2 222222 2 4 TABLE OF CONTENTS Secular canara 5 SECTION 1 FAMILIABIZATIQON 1 edet uu oo eon ac ioa veiw Enea cu sca cca E eR nes 6 SECTION 2 OPERATING 65 4 242 04 2 111 1 7 10 5 evevesusacydanctccascavevavesestceszeatcactaak 7 8 Rolling Machine w o Engine Running 7 Starting amp Stopping Engine Propelling Mower 8 9 Starting amp Stopping Mower 2 2 2 9 Starting amp Stopping Wheel 9 Setting amp Releasing Parking 2 2 222 9 Cutting Height Adjustment e nae ca eei 10 Safety Interlock System 2 2 2 22 22 2 2 10 SECTION MAINTENANCE INSTRUCTIONS eeeeee 21 11 14 Service After First Five nori tein Eae lace rea roa aas 11 Change Engine Oil ees EUR 11 Check Mower 11 Check Mower Drive Belt 12 Check Transaxle Drive entrare eee ei eren trn enano ns 12 Service Every 25 Operating 2 422 1 22 12 CHECK EM GING ee H
3. 41 1 8 13 3 16 Belt Removal amp 16 17 Blade 17 Mower Deck Adjustment Levelness Side to Side 48 Deck 17 18 Mower Deck Adjustment Front to Rear Pitch 48 Deck 18 Mower Deck Adjustment Side to Side 42 amp 48 Decks 19 Mower Deck Adjustment Front to Rear Pitch 42 Decks 20 Mower Deck Timing Rod 42 Decks 20 Wheel Brake AdJjUSITHent tease op a Ceo su enu 20 Mower Blade Wear 21 5 Dru tue Ed 21 Blade Repl aCe imme nn one oie 21 Battery Removal Installation Service amp Charging 22 New Battery 22 23 srl E wn 23 5 iae uec ccs odes cosa duas 24 TROUBLESHOOTING a tivation 25 26 Maintenance Replacem
4. FIGURE 2 6 Continued on Next Page CHOKE CONTROL UP DOWN TO TURN OFF Section 2 OPERATING INSTRUCTIONS 2 2 2 MOWER BLADE 1 With engine running move engine speed control to the Rabbit or Fast position IMPORTANT On 42 models be careful not to move control past Fast detent or choke will engage and engine will stall 2 Pull the blade switch out into the ON position to engage the mower blades See Figure 2 7 MOVE ENGINE SPEED CONTROL FORWARD PULL BLADE SWITCH OUT AND RELEASE PARK BRAKE FIGURE 2 7 3 Release the parking brake See Figure 2 7 A WARNING A DO NOT operate blades in reverse STOP Blades LOOK and SEE behind and down for children pets and hazards before and while backing 4 Move joystick carefully in the desired direction to propel the machine A small movement of the joystick can cause the machine to move instantly Move joystick carefully and slowly 2 3 STOPPING 2 3 1 ENGINE 1 Stop engine by turning key to the STOP position See Figure 2 8 TURN KEY TO STOP POSITION FIGURE 2 8 A WARNING DO NOT leave the machine with the engine running STOP engine STOP blades Engage parking brake Remove key DO NOT park machine on slopes 2 3 2 WHEEL DRIVE 1 Stop motion of riding mower by moving joystick to neutral N position See Figure 2 8 2 3 3 MOWER BLADE 1 Push the blade switch in to OFF position to disengage or stop the
5. OFF position for blade disengagement See Figure 2 2 IMPORTANT Disengagement stops the blades rotation PULL OUT TO ENGAGE PUSH IN TO DISENGAGE FIGURE 2 2 2 1 5 Clean exterior surfaces of cutting deck and engine of any accumulation of dirt grass oil etc Keep engine air intake screen and cooling fins clear at all times 2 1 6 Add fuel to tank of the SCRAMBLER outside where fumes can safely dissipate Refer to engine owner s manual for fuel specifications Make sure fuel filler cap is tight and vent is open after refueling See Figure 2 3 Open fuel valve located in fuel line FUEL FILLER CAP WITH VENT TIGHTEN CAP AND OPEN VENT AFTER REFUELING FIGURE 2 3 IMPORTANT To roll the machine without the engine running pressure within the hydraulic pumps must be released Tilt seat up and move control lever down to release pressure NOTE Control lever must be in the UP position to drive machine See Figure 2 4 DO NOT USE CONTROL TO RELEASE PRESSURE AND COAST DOWN SLOPES RELEASE PRESSURE ONLY WHEN MACHINE MOTION CAN BE CONTROLLED AND ENGINE OFF MOVE CONTROL LEVER UP TO LM DRIVE MACHINE E S Ce ty CONTROL 4 LEVER MOVE CONTROL LEVER DOWN TO ROLL MACHINE FIGURE 2 4 Section 2 OPERATING INSTRUCTIONS IMPORTANT This SCRAMBLER is equipped with hydrostatic drive The forward rearward and steering movement of the machine is controlled b
6. UP TO RAISE DECK OR DOWN TO LOWER DECK 2 SN wey CREEN T pti d o FIGURE 4 8 4 2 10 MOWER DECK TIMING ROD 42 DECKS The mower deck timing rod is preadjusted at the factory It is set to maintain the deck in the same attitude through all heights of cut If the timing rod requires adjustment contact authorized SNAPPER dealer for service See Figure 4 9 ADJUSTING NUT DO NOT ADJUST Pd FIGURE 4 9 4 2 11 WHEEL BRAKE ADJUSTMENT Adjust the wheel brake if wheels turn when parking brake is engaged Adjust the wheel brake by turning wheel brake adjusting nut clockwise to increase braking action or counter clockwise to decrease braking action See Figure 4 10 ADJUST mI COUNTER CLOCKWISE TO DECREASE BRAKE UNDERSIDE VIEW OF MACHINE ADJUST CLOCKWISE TO INCREASE BRAKE WHEEL BRAKE ROD FIGURE 4 10 Section 4 ADJUSTMENTS amp REPAIR WARNING A DO NOT attempt any adjustments maintenance or service with the engine or blade running STOP blade STOP engine Set brake Remove key Remove spark plug wire from spark plug and secure wire away from spark plug Engine and components can be extremely hot Avoid burns by allowing engine and components sufficient time to cool Wear heavy leather gloves when handling or working around cutting blades Blades are extremely sharp and can cause severe injury 4 3 MOWER BLADE REPLACEMENT 4 3 1 BLADE WEAR LIMITS 1 Inspect blade
7. Figure 3 7 LUBRICATE FRONT WHEEL BEARINGS FIGURE 3 7 2 Front Caster Wheel Pivot Shaft The footrest floor pan assembly will have to be removed to lubricate the pivot shaft The access hole is at the rear of the front structure underneath the footrest a The pivot shaft grease fitting can be accessed through a hole at the rear of the front structure Lubricate pivot shaft with three shots of general purpose grease from grease gun See Figure 3 8 14 FRONT STRUCTURE ACCESS HOLE LUBRICATE PIVOT SHAFTS FRONT COVER IS REMOVED FIGURE 3 8 3 Parking Brake Pivot Bushings a Remove key from ignition switch b Remove spark plug wire s and secure away from spark plug s c Drop cutting deck to lowest setting d Lubricate both pivot bushings with three shots general purpose grease from grease gun See Figure 3 9 SCRAMBLER SHOWN WITH DECK REMOVED DECK REMOVAL NOT NECESSARY FOR LUBRICATION iu m LUBRICATE BOTH lec PIVOT BUSHINGS Y FIGURE 3 9 Section 3 MAINTENANCE 3 4 SERVICE ANNUALLY Perform all maintenance as described in the maintenance schedule 3 4 1 Engine Service engine according to engine owner s manual 3 4 2 AirFilter Refer to engine owners manual for service instructions 3 4 3 Oil Filter Refer to engine owners manual for service instructions 3 4 4 Engine Oil Refer to engine owners manual for service instructions 3 4 5 Transaxle IMPORTANT DO NOT tr
8. ARM AND BELT GUIDE DETAIL 42 DECK SHOWN USE TAB MUST GO INTO HOLE LOCATOR TAB aw e BELT GUIDE BELT STATIONARY GUIDE PULLEY FIGURE 4 3 17 4 2 5 BLADE BRAKE The blade switch engages the electric clutch when pulled out to the ON position When the blade switch is in the ON position the cutting blade s are engaged The blade switch disengages the electric clutch when the blade switch is pushed in to the OFF position When the blade switch is in the OFF position the cutting blade s are disengaged The electric clutch is non adjustable The blade s should stop rotation in 5 seconds or less If the electric clutch fails to stop the blade s rotation in 5 seconds contact an authorized SNAPPER dealer to repair or replace WARNING A Blades must stop rotating in 5 seconds or less after blades have been turned off DO NOT operate machine until blade brake has been repaired and functioning properly Contact your SNAPPER dealer for assistance 4 2 6 MOWER DECK ADJUSTMENT LEVELNESS Side To Side 48 Decks Before making deck leveling adjustments check the tire pressure Add or release air as needed to bring pressure to 12 P S I in front and 12 P S I in rear tires If tires are properly inflated and mowing is stil uneven adjust side to side deck levelness first as follows 1 Place SCRAMBLER on a smooth surface 2 Remove footrest floor pan assembly 3 Rotate o
9. If the difference FRONT from side to side is greater than 1 8 continue to xd ARM gt M Supe the Step f for adjustment See Figure 4 6 ECCENTRIC FRONT OR REAR VIEW OF DECK FIGURE 4 7 TWIN BLADE DECK Continued On Next Page FIGURE 4 6 19 Section 4 ADJUSTMENTS amp REPAIR WARNING A DO NOT attempt any adjustments maintenance or service with the engine or blade running STOP blade STOP engine Set brake Remove key Remove spark plug wire from spark plug and secure wire away from spark plug Engine and components can be extremely hot Avoid burns by allowing engine and components sufficient time to cool 4 2 9 MOWER DECK ADJUSTMENT LEVELNESS Continued From Previous Page 2 Front to Rear Deck Pitch 42 Decks With the SCRAMBLER on a smooth level surface rotate blades until blade tips are at front and rear of deck Measure the distance from blade tips to floor The distance should be the same or the rear 1 4 higher than the front If the rear blade tip is lower or is more than 1 4 higher than the front proceed with adjustment a Remove rear hanger chains b Turn each hanger pivot the same number of rotations on the eye bolt to raise or lower the rear of the deck See Figure 4 8 c Reinstall rear hanger chains and measure blade tips again d Repeat steps a through c until proper levelness is obtained X LAA FRONT REAR ROTATE HANGER PIVOT
10. VEHICLE COMPONENTS CONTAIN OR EMIT CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER OR OTHER REPRODUCTIVE HARM SNAPPER GA 30253 U S A COPYRIGHT 2004 SNAPPER A DIVISION OF SIMPLICITY MFG INC ALL RIGHTS RESERVED MANUAL No 5 0406 7 27 04 36
11. frequently for signs of excessive wear or damage See Figure 4 11 NEW BLADE ix WEAR LIMIT S NOTCH STARTS lt __ DANGEROUS CONDITION DO NOT USE ON MOWER REPLACE WITH NEW BLADE FIGURE 4 11 4 3 2 BLADE SHARPENING 1 Close vent on fuel cap and make sure cap is tight 2 Remove key from ignition switch Engage parking brake 3 Remove spark plug wire s and secure away from spark plug s 4 Raise cutting deck to highest setting 5 With a floor jack carefully raise up front of machine to gain easier access to under deck Block machine securely 6 Remove blade s See Figure 4 12 7 Inspect condition of blade See Figure 4 11 8 If blade is in good condition sharpen at 22 to 28 degrees DO NOT sharpen beyond existing cutting edge See Figure 4 13 9 Check blade balance after sharpening If necessary correct blade balance by grinding the heavy end of blade 10 Reinstall blade See Figure 4 12 Torque blade mounting bolts to recommended range of 42 Deck 30 to 40 ft Ibs 48 Deck 80 to 90 ft Ibs 48 DECK 42 DECK FIGURE 4 12 DONOTSHARPEN P di BEYOND ORIGINAL 52 Td 28 7 CUTTING EDGE L ZZ BLADE ORIGINAL CUTTING EDGE FIGURE 4 13 A WARNING DO NOT use a cutting blade that shows signs of excessive wear or damage Wear heavy leather gloves when handling or working around cutting blades Blades ar
12. positive terminal and black to negative terminal 5 Slow charge battery at 1 amp for 10 hours 6 If battery will not accept charge or is partially charged after 10 hours of charging at 1 amp replace with new battery 4 4 4 BATTERY STORAGE When SCRAMBLER is to be stored out of season it is recommended the battery be removed charged and stored 1 Remove battery Refer to Section BATTERY REMOVAL 2 Perform battery service 3 Bring battery to full charge if required 4 Store battery in an area away from the SCRAMBLER on a wood surface DO NOT STORE BATTERY ON A CONCRETE SURFACE 4 4 5 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 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 Section 4 ADJUSTMENTS amp REPAIR A WARNING A 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 Batt
13. prevent fuel spillage 4 5 JOYSTICK ADJUSTMENTS 4 5 1 Neutral Position Adjustments The joystick controls the movement and stopping of the unit Move the joystick to the center or neutral position to stop mower IMPORTANT Always return the joystick with hand assistance to the neutral position If mower does not come to a complete stop or has any movement when joystick is moved to the neutral position adjustment must be made It is recommended that these adjustments be made by an authorized SNAPPER dealer But adjust joystick cables as follows after removing fenders 1 If mower tracks to the right loosen bottom nut first on the right cable Turn top nut clockwise in a 1 8 increment then retighten lower nut to secure cable Check tracking of mower Repeat this adjustment if necessary See Figure 4 1 2 If mower tracks to the left loosen bottom nut first on the left cable Turn top nut clockwise in a 1 8 increment then retighten lower nut to secure cable Check tracking of mower Repeat this adjustment if necessary See Figure 4 1 4 5 2 Forward Speed Adjustments The joystick is equipped with a forward speed governor plate see Figure 4 1a Moving the plate in or out adjusts the maximum forward speed the unit can achieve To adjust the plate 1 Loosen the two front torx screws on the joystick control 2 To increase maximum forward speed slide the plate further out from the joystick To decrease maximum forward speed sli
14. teenagers with mature judgment under close adult supervision to operate machine 6 DO NOT operate blades in reverse STOP BLADES LOOK and SEE behind and down for children pets and hazards before and while backing 7 USE EXTRA CARE when approaching blind corners shrubs trees or other objects that may obscure vision PROTECTION AGAINST TIPOVERS Slopes are a major factor related to loss of control and tip over accidents which can result in severe injury or death All slopes require extra CAUTION If you cannot back up the slope or if you feel uneasy on the slope DO NOT mow it Use extra care with grass catchers or other attachments these affect the handling and the stability of the machine 1 DO NOT operate machine on slopes exceeding 15 degrees 27 grade 2 Exercise EXTREME CAUTION on slopes above 10 degrees 18 grade Turn blades OFF when traveling uphill Use a slow speed and avoid sudden or sharp turns 3 DO NOT operate machine back and forth across face of slopes Operate up and down Practice on slopes with blades off 4 AVOID starting stopping or turning on slopes If machine stops going uphill or tires lose traction turn blades OFF and back slowly straight down the slope PROTECTION AGAINST TIPOVERS Continued From Previous Column 5 STAY ALERT for holes and other hidden hazards Tall grass can hide obstacles Keep away from ditches washouts culverts fences and protruding objects 6 KEEPASAFE DIST
15. ANCE at least 3 feet away from edge of ditches and other drop offs The machine could turn over if an edge caves in T Always begin forward motion slowly and with caution 8 Use weights or a weighted load carrier in accordance with instructions supplied with a grass catcher DO NOT operate machine on slopes exceeding 10 degrees 18 grade when equipped with grass catcher 9 DO NOT put your foot on the ground to try to stabilize the machine 10 DO NOT operate machine on wet grass Reduced traction could cause sliding 11 Chose a low enough speed setting so that you will not have to stop or shift on a slope Tires may lose traction on slopes even though the brakes are functioning properly 12 DO NOT operate machine under any condition where traction steering or stability is doubtful 13 Always keep the machine in gear when going down slopes DO NOT shift to neutral or actuate hydro roll release and coast downhill PREPARATION 1 Read understand and follow instructions and warnings in this manual and on the machine engine and attachments Know the controls and the proper use of the machine before starting 2 Only mature responsible persons shall operate the machine and only after proper instruction 3 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 ot
16. FIGURE 3 4 COVER b Refer to engine owner s manual for cleaning and service instructions Remove and clean engine air pre cleaner Remove and replace engine air cleaner See Figure 3 5 Install pre cleaner and air cleaner per engine owner s manual AIR PRE CLEANER REMOVE TO CLEAN T 7 td E Ur oA ur mm MESE M Ww Ww w wv xr x AIR CLEANER FIGURE 3 5 13 c Reinstall air cleaner cover Insert tabs located at the bottom of the cover into corresponding slots in engine cover Position cover and engage latch over cover and rotate and push down to lock 3 3 2 MOWER COMPONENTS 1 Mower Drive Belt Check belt for proper tension No adjustment required Replace belt as needed 2 Mower Blade Check blade for sharpness wear damage and torque See the section on Mower Blade RHeplacement Repair 3 Mower Deck Levelness Check mower deck for proper levelness Adjust as required See section on Mower Deck Adjustment Levelness 4 Cleaning Mower Deck a Close vent on fuel cap and make sure cap is tight b Remove key from ignition switch Engage parking brake c Remove spark plug wire s and secure away from spark plug s d Raise cutting deck to highest setting e With a floor jack carefully raise up front of machine to gain easier access to under deck Block machine securely Aa WARNING Lifting or lowering the machine onto or down from blocks manually can cause severe injury Always AIR CLEANER use a f
17. ON To retain the quality of the SCRAMBLER 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 the model and serial number 3 2 SERVICE AFTER FIRST 5 HOURS WARNING DO NOT attempt adjustments maintenance or service with the engine or blade running STOP blade STOP engine Set brake Remove key Remove spark plug wire from spark plug and secure wire away from spark plug Engine and components can be extremely hot Avoid burns by allowing engine and components sufficient time to cool 3 2 1 CHANGE ENGINE OIL 1 Place bricks or wooden blocks under the front wheels to lower rear of engine 2 Place a 4 quart minimum capacity container under the end of the oil drain 3 Loosen or remove oil fill cap on engine 4 Install the drain hose Supplied in hardware bag onto drain plug nipple and place hose into drain container 5 Rotate drain plug counter clockwise and pull out to open and allow oil to drain out See Figure 3 1 INSTALL HOSE ONTO OIL DRAIN NIPPLE ROTATE 1 4 TURN COUNTERCLOCKWISE AND PULL OUT TO DRAIN ENGINE OIL FIGURE 3 1 6 After all the oil has drained close the drain by pushing in and rotating clockwise to close Wipe up any oil that may have spilled Dispose of drained oil properly See Figure 3 1 7 Change oil filter at every oil change Refer to y
18. Safety Instructions amp Operator s Manual for PPER SCRAMBLER HYDRO DRIVE SERIES 6 MODELS YZ18426BVE YZ20486BVE MODEL NUMBER EXPLANATION 2118 42 6 MODEL DESIGNATION ENGINE OPTIONS DRIVE SYSTEM TYPE ENGINE TYPE ENGINE HORSE POWER ENGINE MODEL CUTTING WIDTH SERIES DESIGNATION Y SCRAMBLER 18 16 HP Engine 42 42 Cutting Deck 6 Series Designation B Briggs Engine V Over Head Valve Z Zero Turning Radius 20 20 HP Engine 48 48 Cutting Deck E Electric Start Thank you for buying a SNAPPER Product Before operating your SCRAMBLER read this manual carefully and pay particular attention to the IMPORTANT SAFETY INSTRUCTIONS on Pages 2 4 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 NOTE Specifications are correct at time of printing and are subject to change without notice Actual sustained equipment horsepower will likely be lower due to operating limitations and environmental factors SNAP E ER GA 30253 U S A SNAPPER A DIVISION OF SIMPLICITY MFG INC ALL RIGHTS RESERVED MANUAL No 5 0406 7 27 04 A IMPORTANT SAFETY INSTRUCTIONS A 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 followi
19. Y MAINTENANCE On 2 cycle engines lubrication must be On 4 cyle engines with an oil level plug don t be fooled into thinking the engine has acide sufficient lubricating oii if you can see Some engine that 15 mistakenly run on straight oil in the opening the level should always be brought to the point of overflowing at the gt top of the fill hole gasoline will be ruined in less than 5 minutes If 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 cycle engines require a 32 to 1 mixture of gasoline and BIA certifled TC W oli such as Snapper s 2 cycle engine oll Many of the 2 cycle engine oils on the market today make fantastic claims but for the best performance and long engine life always use Snapper 2 cycle oil Pre mix the fuel and always shake the container before filling the tank Change oil at regular intervals using a a high quality oil such as Snapper s small engine formulated 4 cycle engine oll Refer to the engine owner s manual for oil details STARTING CHECK LIST 1 Engine e To full level 4 cycle Read and follow all safety Properly mixed with gas Instructions in safety book 2 cycle lets and manuals 2 Cleaner Clean and properly serviced Full fresh clean gasoline 3 Fuel Tank Fuel valve open e Cap vent open e Int
20. are in handling gasoline Gasoline is extremely flammable and the vapors are explosive 1 2 3 10 11 Extinguish all cigarettes cigars pipes and other sources of ignition Use only an approved fuel container DO NOT remove fuel cap or add fuel with the engine running Allow the engine to cool before refueling DO NOT refuel the machine indoors DO NOT store the machine or fuel container inside where there is an open flame spark or pilot light such as on a water heater or other appliances DO NOT fill fuel containers inside a vehicle or on a truck or trailer bed with a plastic liner Always place the containers on the ground away from the vehicle before filling Remove gas powered equipment from the vehicle or trailer and refuel it on the ground If this is not possible then refuel equipment using a portable container rather than a gasoline dispenser nozzle DO NOT start gas powered equipment in enclosed vehicles or trailers Keep the nozzle in contact with the rim of the fuel tank or container opening at all times until fueling is complete DO NOT use a nozzle lock open device If fuel is spilled on clothing change clothing immediately Never overfill a fuel tank Replace fuel cap and tighten securely IMPORTANT SAFETY INSTRUCTIONS OPERATION 1 2 11 12 13 14 16 17 18 Mount and dismount machine from left side Keep clear of discharge opening at all times Start e
21. cted to idler pulley Loosen nut and bolt that secures idler pulley to idler arm Route belt between belt guide and idler pulley Continued On Next Page 16 SPINDLE PULLEY SPINDLE PULLEY IDLER PULLEY STATIONARY PULLEY ELECTRIC CLUTCH i 42 DECKS PULLEY SPINDLE PULLEY STATIONARY 777 PULLEY SPINDLE PULLEY PULLEY ELECTRIC CLUTCH PULLEY 48 DECK FIGURE 4 1 VIEW SHOWN FROM UNDERNEATH WITH DECK REMOVED DECK REMOVAL IS NOT NECESSARY FOR MOWER BELT REPLACEMENT tS 4 III FIGURE 4 2 Section 4 ADJUSTMENTS amp REPAIR WARNING A DO NOT attempt any adjustments maintenance or service with the engine or blade running STOP blade STOP engine Set brake Remove key Remove spark plug wire from spark plug and secure wire away from spark plug Engine and components can be extremely hot Avoid burns by allowing engine and components sufficient time to cool 4 2 4 BELT REPLACEMENT Continued From Previous Page 4 Route belt onto spindle pulley Make sure belt is inside spindle pulley belt guide 5 Reinstall idler pulley spring See Figure 4 3 NOTE The idler belt guide should be positioned so the locator tab fits into the corresponding hole found on the idler arm See Figure 4 3 Tighten bolt securely 6 Reinstall footrest floor pan assembly NOTE FOR PART NUMBERS OF REPLACEMENT BELTS REFER TO SECTION MAINTENANCE REPLACEMENT PARTS IDLER
22. de the plate further in toward the joystick 3 Be sure to retighten satisfactory speed is achieved torx screws after 24 IS SHOWN FROM THIS ANGLE IF MOWER IS TRACKING LEFT PERFORM ADJUSTMENT PROCEDURE ON THE LEFT SIDE CABLE ROTATE TOP NUT e 1 8 INCREMENTS CLOCKWISE IF MOWER IS TRACKING COOSEN RO ETOM NUT FIRST TO THE RIGHT ADJUST RIGHT SIDE CABLE FIGURE 4 15 TORX SCREWS UNDER BOOT DECREASE MAX FORWARD SPEED FORWARD SPEED GOVERNOR PLATE INCREASE MAX FORWARD SPEED FIGURE 4 16 TROUBLESHOOTING PROBLEM PROBABLE CAUSE Starter Will Not Crank Engine CORRECTIVE ACTION Service battery Replace fuse Electrical connections loose or corroded Clean and check connections for good contact Defective ignition switch Contact authorized SNAPPER dealer Blade engagement switch in the ON position Move blade engagement switch to OFF Battery dead Blown fuse Engage park brake Contact authorized SNAPPER dealer Replace engine starter Replace starter solenoid Engine Will Crank But Fill fuel tank with fresh fuel Not Start 2 Move choke control to CHOKE position Engine Will Not Start Using Recoil Starter 4 Move choke control to CHOKE position Engine Stalls After Running 2 Choke control in the CHOKE position Engine Loses Power 1 Set throttle control to SLOW and allow engine Turned To STOP to idl
23. differ from your specific model Contact your Snapper dealer if you have questions 1 2 NOMENCLATURE The nomenclature drawing above Figure 1 1 shows the essential parts of the SNAPPER SCRAMBLER It is recommended that all operators of this equipment become thoroughly familiar with the controls components and operation of this machine 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 For the nearest SNAPPER dealer in your area check the yellow pages under the heading LAWN MOWERS For engine parts and service look for the engine manufacturers dealers under the heading ENGINES gasoline 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 tires and add or release air as needed to bring pressure to 12 P S I in front and 12 P S I in rear tires 2 1 2 Check guards deflectors and covers to make sure all are in place and securely tightened 2 1 3 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 1 ENGINE OIL DIPSTICK SAFE LEVEL AREA FIGURE 2 1 2 1 4 Check Blade switch to insure it works freely Switch is pulled OUT into the ON position for blade engagement or pushed back IN into the
24. ds See 4 Remove hair pin from pivot rod and pull rod Figure 4 5 out of lift arm 7 Reinstall footrest floor pan assembly 5 Rotate pivot rod up or down to achieve the 4 2 8 MOWER DECK TIMING ROD 48 DECKS proper levelness See Figure 4 5 The mower deck timing rod is preadjusted at the 6 Reinstall hair pin into pivot rod factory It is set to maintain the deck in the same 7 Reinstall footrest floor pan assembly y attitude through all heights of cut If the timing rod requires adjustment contact an authorized HAIRPIN SNAPPER dealer for service LIFT ARM 1 PIVOT ROD FIGURE 4 5 4 2 7 MOWER DECK ADJUSTMENT LEVELNESS Front to Rear Deck Pitch 48 Deck Before making deck leveling adjustments check the tire pressure Add or release air as needed to bring pressure to 12 P S I in front and 12 P S I in rear tires If tires are properly inflated and mowing is still uneven check side to side deck levelness first then proceed to front to rear adjustment Adjust front to rear deck levelness as follows 18 Section 4 ADJUSTMENTS amp REPAIR WARNING A f Loosen the shoulder bolt that retains the eccentric DO NOT attempt any adjustments maintenance or g Turn eccentric UP or DOWN as required service with the engine or blade running STOP until blade tips are within 1 8 of the same blade STOP engine Set brake Remove key distance from the floor See Figure 4 7 Remove spark plu
25. e Then turn key to OFF Excessive Vibration Trouble Shooting Continued on Next Page 25 TROUBLESHOOTING PROBABLE CAUSE Rider Will Not Move Or 1 Joystick in the neutral N position Loss Of Traction 2 Roll release lever is in ROLL position 3 Low transmission hydraulic oil level 4 Parking Brake engaged 5 Traction drive belt requires replacement Blade engagement switch in the OFF position 1 Blade s Not Cutting 4 Electric clutch not functioning Cutting Grass 1 Uneven tire pressure Improperly 2 Cutting height too low or high 3 Engine speed too slow 4 Forward speed too fast 5 Terraced cut side to side 6 Excessive deck pitch front to rear 7 Cutting blade s dull or damaged 8 Blade belt slipping 8 Replace blade belt 9 Check electric clutch 10 Check clutch belt 2 Clutch belt slipping 2 Replace clutch belt 3 Mower belt slipping 3 Replace mower belt fications Poor Grass Discharge 1 Engine speed too slow 2 Forward speed too fast Grass is wet 4 Excessively worn or damaged blade s 5 Build up of grass clippings and debris under deck 6 Improper blade s installed on deck 7 Blade s installed improperly on deck Battery Will Not Charge 1 Poor cable connections 2 Bad battery cell s 3 Faulty alternator 3 Contact engine manufacturer s dealer Oil Leaking 1 Leaking hose fittings clamps or reservoir 1 Verify fittings and hose clam
26. e extremely sharp and can cause severe injury 4 3 3 BLADE REPLACEMENT 1 Remove blade s See Figure 4 12 Replace blade s if it shows signs of excessive wear or damage NOTE For all cutting blade replacement part numbers refer to Section MAINTENANCE REPLACEMENT PARTS Section 4 ADJUSTMENTS amp REPAIR WARNING DO NOT attempt any adjustments maintenance or service with the engine or blade running STOP blade STOP engine Set brake Remove key Remove spark plug wire from spark plug and secure wire away from spark plug Engine and components can be extremely hot Avoid burns by allowing engine and components sufficient time to cool Never attempt to service or charge the battery while it is installed on the SCRAMBLER Shield the positive terminal with terminal cover located on battery harness This prevents metal from touching the positive terminal which could cause sparks Cables must be connected to battery terminals in the proper position as shown If battery is removed DO NOT operate engine without insulating Positive battery cable terminal with electrical tape or sparking from the battery cables can result 4 4 BATTERY 4 4 1 BATTERY REMOVAL 1 Tilt seat up to gain access to battery 2 Observe and note cable positions on battery See Figure 4 14 3 Disconnect cables from battery terminals disconnecting BLACK Negative cable first Disconnect RED Positive battery cable Slide battery from bat
27. e key Section 4 ADJUSTMENTS amp REPAIR WARNING DO NOT attempt adjustments maintenance or service with the engine or blade running STOP blade STOP engine Set brake Remove key Remove spark plug wire from spark plug and secure wire away from spark plug Engine and components can be extremely hot Avoid burns by allowing engine and components sufficient time to cool 4 14 ENGINE ADJUSTMENTS amp REPAIR Refer to the engine owner s manual for those adjustments and or repairs that can be made by the owner 4 2 MOWER DECK amp COMPONENT ADJUSTMENTS The following mower deck and component adjustments and repairs can be made by the owner However if there is difficulty in achieving these adjustments and repairs it is recommended that these repairs be made by an authorized SNAPPER dealer 4 2 1 MOWER DRIVE BELT ADJUSTMENT The 42 and 48 mower deck drive belts do not require any adjustment If the belt does not drive blade properly replace belt as needed See Section Belt Replacement Belt routing shown on this page See Figure 4 1 4 2 2 MOWER DRIVE BELT REPLACEMENT Inspect mower drive belt Replace belt if signs of excessive wear and or damage are present 4 2 3 BELT REMOVAL 1 Remove footrest floor pan assembly 2 Remove old belt 4 2 4 BELT REPLACEMENT 1 Route new belt around electric clutch pulley See Figure 4 2 2 Route belt around stationary idler 3 Remove spring that is conne
28. 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 33 NOTES 34 NOTES 35 Safety Instructions amp Operator s Manual for SNAPPEHR SCRAMBLER HYDRO DRIVE SERIES 6 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 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 A WARNING ENGINE EXHAUST SOME OF ITS CONSTITUENTS AND CERTAIN
29. ent Parts 26 SERVICE SCHEDULE ere cdd 27 28 PRIMARY ai 29 32 PRODUCT REGISTRATION 22202020 lt 2222 2 1 0 cua 33 Section 1 FAMILIARIZATION OPERATOR S SEAT JOYSTICK CONTROL HANDLE KEY SWITCH DISCHARGE DEFLECTOR FIGURE 1 1 1 1 INTRODUCTION This manual has been prepared for the operator s of the SNAPPER SCRAMBLER lts purpose aside from recommending standard operating procedures 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 4 of this manual and All SAFETY messages on the SCRAMBLER and its attachments before operating SNAPPER recommends returning the SCRAMBLER to an authorized SNAPPER dealer annually for inspection and addition of any new devices which might upgrade the safety of the mower PARKING BRAKE BRAKE RELEASE BUTTON CONTROL PANEL ENGINE SPEED amp CHOKE BLADE SWITCH DECK LIFT HANDLE IMPORTANT The figures and illustrations in this manual are provided for reference only and may
30. ers manual for service instructions 12 a 20 Hp Engines Change air filter Remove bolts that secure air cleaner cover See Figure 3 4 IMPORTANT When cover is removed you are viewing the carburetor side of the air filter which will appear clean Remove filter and pre cleaner for inspection AIR CLEANER RETAINING BOLTS AIR CLEANER COVER NOTE YELLOW TABS MUST BE COMPLETELY INSERTED INTO SLOTS FIGURE 3 4 b Refer to engine owner s manual for cleaning and service instructions Remove and clean engine air pre cleaner Remove and replace engine air cleaner See Figure 3 5 Install pre cleaner and air cleaner per engine owners manual AIR PRE CLEANER na eau un J f Wy FIGURE 3 5 Section 3 MAINTENANCE 3 3 SERVICE EVERY 25 OPERATING HOURS 3 3 1 ENGINE 5 AirFilter c Reinstall air cleaner cover Insert tabs located on the engine cover into corresponding slots in air cleaner cover IMPORTANT The yellow tabs must be completely inserted into air cleaner cover or the compartment will not be completely sealed to prevent debris from entering into the carburetor a 18 HP Engines Change air filter Pull up and rotate the air cleaner latch to remove cleaner cover See Figure 3 4 IMPORTANT When cover is removed you are viewing the carburetor side of the air filter which will appear clean Remove filter and pre cleaner for inspection AIR CLEANER LATCH
31. ery 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 DO NOT attempt to charge battery while installed on the SCRAMBLER DO NOT use BOOST chargers on the battery IMPORTANT DO NOT place anything in new battery other than specified electrolyte A WARNING DO NOT OVERFILL DO NOT attempt to charge battery while installed on the SCRAMBLER DO NOT use BOOST chargers on the battery 5 Slow charge the battery at 1 amp for 2 hours to bring the battery to full charge 6 After charging check level of electrolyte and add as needed to bring to proper level T Reinstall cell caps 8 Install battery into power unit Connect over flow tube 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 WARNING Shield the positive terminal with terminal cover located on battery harness This prevents metal from touching the positive terminal which could cause sparks 4 4 6 BATTERY TESTING There are two types of battery tests Unloaded and Loaded The unloaded test is the procedure that will be discussed It
32. g wire from spark plug and secure h Tighten shoulder bolt loosened in Step f wire away from spark plug Engine and components i Readjust rear hanger chain pivots to align can be extremely hot Avoid burns by allowing with holes in support brackets engine and components sufficient time to cool j Reconnect hanger chains remove angle iron pipe etc and recheck side to side level Adjust 4 2 9 MOWER DECK ADJUSTMENT LEVELNESS either chain as needed to result in blade tips 1 Side To Side 42 Decks being within 1 8 of the same distance from the Before making deck leveling adjustments check floor the tire pressure Check tires and add or release air k Proceed to check front to rear deck pitch as needed to bring pressure to 12 P S I in front and 12 P S I in rear tires If tires are properly inflated 2 DECK SHOWN and mowing is still uneven adjust side to side deck 4 levelness as follows suma d a Place SCRAMBLER on a smooth level pa surface b Turn engine off and remove key remove 6 spark plug wire s from spark plug s and secure wire s away from plug s AN c Place a piece of angle iron pipe or similar E object under center of deck at the rear d Remove rear hanger chains and allow center rear of deck to rest on angle iron e Measure the distance from blade tips to floor If w LOOSEN SHOULDER the measurement is within 1 8 from side to side BOLT the deck levelness is satisfactory
33. hers from serious injury 4 Handle fuel with extra care Fuels are flammable and vapors are explosive Use only an approved fuel container DO NOT remove fuel cap or add fuel with engine running Add fuel outdoors only with engine stopped and cool Clean spilled fuel from machine DO NOT smoke 5 Practice operation of machine with BLADES OFF to learn controls and develop skills 6 Checkthe 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 PREPARATION Continued From Previous Page 7 10 11 12 13 Keep people and pets out of mowing area Immediately STOP blades STOP engine and STOP machine if anyone enters the area Check shields deflectors switches blade controls and other 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 Know how to STOP blades and engine quickly in preparation for emergencies Use extra care when loading or unloading the machine into a trailer or truck Check grass catcher components frequently for signs of wear or deterioration and replace as needed to prevent injury from thrown objects going through weak or worn spots SAFE HANDLING OF GASOLINE To avoid personal injury or property damage use extreme c
34. idential 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 certain transmissions 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 changing safety performance or durability Batteries have a one 1 year warranty period with free replacement if required for one 1 year from the original purchase date SNAPPER will not be responsible for any installation cost incurred The battery warranty only covers original equipmen
35. ine 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 n proper position dirt will quickly ruin an engine and externaily lock Switches All wires properly connected It wili cause overheating and resulting internal 7 Switch amp e Switch On moor caused 2 cation poor air cleaner service overneating Re iih je aha eed 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 Start position but the rewards will be a quick starting re control sponsive engine that will provide long 10 Blade 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 Good condition Manual are designated to help you keep your Not clogged Snapper in top operating condition with Grass amp leaves cleaned away minimum effort 32 SNAPPER PRODUCT REGISTRATION FORM IMPORTANT KEEP THIS INFORMATION FOR YOUR PERSONAL RECORDS Complete the following information on your Snapper purchase Model Number Serial Number EE LLL It is very important that you register your purchase with Snapper to
36. lding 2 Keep engine free of grass leaves or excess grease to reduce fire hazard and engine overheating 3 When draining fuel tank drain fuel into an approved container outdoors and away from open flame 4 Check brakes frequently adjust repair or replace as needed 5 Keep all bolts nuts and screws properly tight Check that all cotter pins are in proper position 6 Always provide adequate ventilation when running engine Exhaust gases contain carbon monoxide an odorless and deadly poison T Disconnect negative black cable from battery before performing maintenance service Cranking engine could cause injury 8 DO NOT work under machine without safety blocks 9 Service engine and make adjustments only when engine is stopped Remove spark plug wire s from spark plug s and secure wire s away from spark plug s 10 DO NOT change engine governor speed settings or overspeed engine 11 Lubricate machine at intervals specified in manual to prevent controls from binding 12 Mower blades are sharp and can cut Wrap the blades or wear heavy leather gloves and use CAUTION when handling them 13 DO NOT test for spark by grounding spark plug next to spark plug hole spark plug could ignite gas exiting engine 14 Have machine serviced by an authorized SNAPPER dealer at least once a year and have the dealer install any new safety devices TABLE OF CONTENTS IMPORTANT SAFETY 65
37. loor jack when raising machine f Clean underside of mower deck removing all accumulation of grass clippings and debris g Lower SCRAMBLER to ground Clean top of deck removing all grass clippings and debris 5 Mower Blade Spindle Lubrication a Lubricate spindle bearings with three shots of general purpose grease from grease gun See Figure 3 6 E TOP VIEW OF 48 DECK a F eS 7M D oe endis i E E d amp m nis he a 4 LI m F D 3i PEL gt SPINDLE BEARINGS o P FIGURE 3 6 Section MAINTENANCE WARNING DO NOT attempt adjustments maintenance or service with the engine or blade running STOP blade STOP engine Set brake Remove key Remove spark plug wire from spark plug and secure wire away from spark plug Engine and components can be extremely hot Avoid burns by allowing engine and components sufficient time to cool 5 Mower Blade Spindle Lubrication b 42 Deck spindle assemblies are equipped with a grease fitting located underneath the deck Lubricate spindle bearings with three shots of general purpose grease from grease gun 6 Mower Deck Linkage Lubrication Lubricate all mower deck linkage pivot points with a light coat of motor oil 3 3 3 SCRAMBLER LUBRICATION 1 Front Wheel Bearings Lubricate front wheel bearings with five shots of general purpose grease from grease gun See
38. mower blades See Figure 2 7 A WARNING A Blades must stop rotating in 5 seconds or less after blades have been turned off DO NOT operate machine until blade brake has been repaired and functioning properly Contact your SNAPPER dealer for assistance 2 3 4 PARKING BRAKE 1 Manually position joystick in the neutral position 2 Engage parking brake by pushing button at the top of lever and then pulling the parking brake lever back to the ON position 3 Release parking brake by pushing button at the top of lever and moving brake lever forward to the OFF position Refer Figure 2 7 CONNECTING BAR OMITTED IN THIS VIEW FOR CLARITY 2 3 5 CUTTING HEIGHT ADJUSTMENT This machine has seven different cutting height positions IMPORTANT When positioning the cutting deck into a higher cutting position pull up on the deck lift handle only it is not necessary to pull up on the release lever at the same time Use the release lever when moving deck cutting height to a lower cutting position 1 Grasp both handles together to disengage latch 2 Raise or lower handles to desired height 3 Release lower handle to engage latch See Figure 2 9 DECK LIFT HANDLE DECK LIFT HANDLE SHOWN IN HIGHEST NOTCH DETENT PLATE FIGURE 2 9 10 Section 2 OPERATING INSTRUCTIONS 2 4 SAFETY INTERLOCK SYSTEM CHECKS This machine is equipped with an electrical safety interlock system that is provided for the safe
39. ng SAFETY instructions could result in serious injury or death to the operator or other persons The owner of the machine must understand these instructions 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 Children who have been given rides in the past may suddenly appear in the mowing area for another ride and be run over or backed over by the machine Never assume that children will remain where you last saw them 1 KEEP children out of the mowing area and under the watchful care of a responsible adult other than the operator 2 DONOT allow children in yard when machine is operated even with the blade OFF 3 DO NOT allow children or others to ride on machine attachments or towed equipment even with the blades OFF They may fall and be seriously injured 4 DONOT allow pre teenage children to operate machine 5 ALLOW only responsible adults amp
40. ngine from operator s seat if possible Make sure blades are OFF and parking brake is set DO NOT leave machine with engine running STOP engine STOP blades SET brake and Remove key before leaving operators position of any reason DO NOT operate machine unless properly seated with feet on feet rests or pedal s STOP BLADES and ENGINE and make sure blades have stopped before removing grass catcher or unclogging mower to prevent loss of fingers or hand Blades must be OFF except when cutting grass Set blades in highest position when mowing over rough ground Keep hands and feet away from rotating blades underneath deck DO NOT place foot on ground while BLADES are ON or machine is in motion DO NOT operate machine without entire grass catcher or guards in place and working DO NOT point discharge at people passing cars windows or doors Slow down before turning Watch out for traffic when near or crossing roadways STOP engine immediately after striking an obstruction Inspect machine and repair damage before resuming operation Operate machine only in daylight or with good artificial light Move joystick if equipped SLOWLY to maintain control during speed and directional changes Exercise CAUTION when pulling loads Limit loads to those you can safely control and attach loads to hitch plate as specified with SNAPPER attachment instructions On slopes the weight of the towed equipment may cause loss of trac
41. our engine owner s manual for service instructions 8 Fill engine crankcase with new oil Refer to your engine owner s manual for oil specifications 11 3 2 2 SERVICE ENGINE AIR CLEANER The engine is equipped with a dual element air cleaner Both the foam pre cleaner and cartridge require service Refer to Engine Owner s Manual for recommended service procedures 3 2 3 CHECK MOWER BLADE 1 Close vent on fuel cap and make sure cap is tight 2 Engage parking brake 3 Turn key to STOP position and remove key from ignition switch A WARNING Wear heavy leather gloves when handling or working around cutting blades Blades are extremely sharp and can cause severe injury 4 Raise cutting deck to highest setting 5 With a floor jack carefully raise front of machine to gain easier access to under deck Block machine securely 6 Check torque of blade mounting bolts or nuts Torque to 42 Decks 30 to 40 ft Ibs 48 Decks 80 to 90 ft Ibs See Figure 3 2 7 Check blade for sharpness wear and damage Refer to Section BLADE WEAR LIMITS BLADE MOUNTING TORQUE 42 30 TO 40 FT LBS 48 80 TO 90 FT LBS Sa amp TRIPLE BLADE DECK Se FIGURE 3 2 8 Check blade for straightness A WARNING DO NOT use a cutting blade that shows signs of or damage Refer to Section excessive wear MOWER BLADE REPLACEMENT for proper blade inspection and service procedu
42. ps are tight 4 6 MAINTENANCE REPLACEMENT PARTS MAINTENANCE REPLACEMENT PARTS 42 Cutter Deck Blade 2 Blades Required 2 6691 48 Cutter Deck Blade 3 Blades Required 42 Cutter Deck Belt Electric Clutch to Cutting Deck 48 Cutter Deck Belt Electric Clutch to Cutting Deck Wheel Drive Belt Engine to Hydro Transaxle Mower Drive Belt Engine to Electric Clutch Mower Drive Belt Engine to Electric Clutch 48 Deck Only Parts Manual for SCRAMBLER YZ 42 amp 48 Series 6 06183 26 SERVICE SCHEDULE ITEM SERVICE PERFORMED EACH EACH amp Page 11 amp Page 12 Air Pre Cleaner Clean Sponge Element Engine Manual I 1 1 31 Engine mii UN Clean Shroud amp Fins Manual X System amp Wen 12 M c an 3 Ln NUN Belts Check For Wear And Page 16 17 X X X Tension Mower Blades Check For Wear Damage Page 20 X p p amp Replacement X eT TT Accumulation Mower Deck Clean Outside and Page 12 X Underside Lubrication Grease or Oil Pages 13 14 X X Points 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 27 SNAPPER 2 YEAR LIMITED WARRANTY For two 2 years from purchase date for the original purchaser s res
43. r rich fuel mixture which re specified In the engine owner s manual suits in the following adverse effects It doesn t take long to service an air cleaner Follow the specific instructions in the engine owner s manual for the type filter used Pre An Improperly serviced dirt vent dirt from falling into the carburetor intake clogged air cleaner will when servicing your air 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 hard starting create smoke from unburned fuel produce carbon bulld up Internally foul spark piug electrodes score cylinder walls burn valves wear out the engine pre f maturely e 10 COST YOU MONEY 1 2 3 4 5 6 7 8 9 30 PRIMARY MAINTENANCE Generally wash foam type filters in a dishwashing detergent and water solution Rinse and wring dry then saturate with oil and squeeze out excess Fallure to re oil this type filter will ruin the engine Clean paper elements by tapping lightly Blowing with alr 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 container to guard against dirt sludge and water contamination Be aware
44. re 2 5 2 Make certain the blade switch is in the Off position See Figure 2 6 3 Make certain the parking brake is engaged See Figure 2 5 4 Open vent on fuel by turning counterclockwise Open fuel valve located in fuel line IMPORTANT Failure to open vent and fuel valve will cause engine to stall or not to start 5 On 42 models move engine speed control forward past the Fast Rabbit position to Choke See Figure 2 6 6 On 48 models move engine speed control forward to the Fast Rabbit position and apply separate choke See Figure 2 6 7 Turn key to the START position until engine starts See Figure 2 5 NOTE If after 5 seconds of cranking the engine and it does not start release the key Attempt starting again after waiting for approximately 20 seconds 8 After engine starts turn off choke Move engine speed control back to the desired speed position Allow a brief warm up until engine runs smooth WARNING A DO NOT leave machine with engine running STOP engine STOP blades Engage park brake Remove key DO NOT park machine on slopes START POSITION RUN PAS POSITION Dy al TURN KEY TO START POSITION STOP POSITION FIGURE 2 5 MOVE ENGINE SPEED CONTROL FORWARD PAST FAST RABBIT DETENT TO CHOKE PARKING BRAKE ENGAGED 48 MODELS ARE EQUIPPED WITH SEPARATE CHOKE CONTROL BEHIND THROTTLE PULL TO APPLY PUSH
45. res Section 3 MAINTENANCE 3 3 3 2 4 CHECK MOWER DRIVE BELT 1 Footrest Floor pan Removal a Pull deck lift handle to highest cutting position See Figure 3 3 b Remove the two knobs that secure the rear of the floor pan c Remove two bolts at front bottom edge of foot rest Lift up on footrest and slide rear of floor pan out from under deck lift mechanism Da eee DECK LIFT HANDLE SHOWN POSITIONED IN HIGHEST NOTCH FIGURE 3 3 2 Checking Mower Belt Tension The idler and spring provide proper belt tension and require no adjustment If belt is frayed slit severed or belt strands exposed replace belt before operating mower Reinstall footrest floor pan assembly 3 2 5 CHECK TRANSAXLE DRIVE BELT 1 Checking Transaxle Belt Tension The transaxle drive belt requires no adjustment If belt is frayed slit severed or belt strands exposed replace belt before operating mower SERVICE EVERY 25 OPERATING HOURS 3 3 1 ENGINE 1 Engine Cooling System The engine cooling system consists of an engine shroud and engine fins These should be kept clean and free of debris as needed or cleaned 2 Engine Oil Change engine oil See Section on CHANGE ENGINE OIL Refer to engine owners manual for oll specifications 3 Oil Filter Change engine oil filter Refer to engine owner s manual for filter specifications 4 Fuel Filter Refer to engine owner s manual for service instructions 5 AirFilter Refer to engine own
46. 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 tells 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 Battery Condition chart below shows the charge level aS measured by syringe float hydrometer digital voltmeter and five ball hydrometer Battery Condition Chart State of Charge Syringe Hydrometer Digital Voltmeter Five Ball Hydrometer 100 Charged w Sulfate Stop 1 280 12 80v Five Balls Floating 10096 Charged 1 265 12 60v Four Balls Floating 50 Charged 23 Section 4 ADJUSTMENTS amp REPAIR WARNING DO NOT attempt any adjustments maintenance service or repairs with the engine running Stop engine Stop blade Engage parking brake Remove key Remove spark plug wire from spark plug and secure away from plug Engine and components are HOT Avoid serious burns allow all parts to cool before working on machine Fuel Filler Cap and Vent must be closed securely to
47. t 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 two 2 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 THAN 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 McDono
48. tery cradle 4 Retain mounting bolts and nuts for future use 4 4 2 BATTERY INSTALLATION 1 Slide battery into battery cradle 2 Connect cables to battery terminals RED Positive cable first Connect Negative cable See Figure 4 14 3 Place the positive terminal insulator over positive terminal and cable See Figure 4 15 Connect BLACK BLACK NEGATIVE CABLE RED POSITIVE CABLE FIGURE 4 14 Al 22 WARNING Aa 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 DO NOT attempt to charge battery while installed on the SCRAMBLER DO NOT use BOOST chargers on the battery 4 4 3 BATTERY SERVICE 1 Remove battery See Section on Battery Removal 2 Place battery in a well ventilated area on a level surface 3 Using distilled water refill cells as required to cover cell plates Fluid level in battery can be seen through the cell case 4 With cell caps removed connect battery charger to battery terminals Red to
49. that fuel breaks down in storage and forms gummy compounds which will block carburetor pass ages Never use fuel more than 3 months old Drain tank then run the engine out of fuel before storing during the off season 31 Air is aiso needed to keep your engine cool Dirt dust amp debris bulld up to restrict and clog cooling air intake screens and fins Clean screens and fins at frequent Intervals The engine blower housing and shrouds should i be removed at least once each season or more often ke under dry dusty conditions w a fora thorough cleaning of fins Fallure to keep external surfaces clean not only presents fire hazards but causes overheating and resulting engine damages such as distorted valve quides Sticking valves scuffed scored cylinder walls overspeeding loss of power complete fallure of engine An engine must also have proper lubrication All engines use some oll On 4 cycle engines CHECK OIL LEVEL BEFORE EACH START UP Wipe area clean around the oll check plug or dipstick opening to keep dirt from falling Into the engine when checking the oil Always check with the machine on a level surface On engines with dipstick keep the level up to but not over the FULL mark When adding oil allow time for all of the oll to flow down the fill tube to prevent a false full reading when the level could actually be low and result in engine damage PRIMAR
50. tion and loss of control When towing travel slowly and allow extra distance to stop DO NOT operate engine in enclosed areas Engine exhaust gases contain carbon monoxide a deadly poison DO NOT discharge material against a wall or obstruction Material may ricochet back towards the operator Only use accessories approved by the manufacturer See manufacturer s instructions for proper operation and installation of accessories A IMPORTANT SAFETY INSTRUCTIONS A TOWING MAINTENANCE 1 Tow only with a machine that has a hitch Continued From Previous Column designed for towing DO NOT attach towed 15 Maintain or replace safety and instruction labels equipment except at the hitch point as necessary 2 Follow the manufacturer s recommendation for 16 Use only genuine SNAPPER replacement parts weight limits for towed equipment and towing to assure that original standards on slopes maintained 3 DO NOT allow children or others on towed equipment 4 On slopes the weight of the towed equipment may cause loss of traction and loss of control 5 Travel slowly and allow extra distance to stop 1 DO 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 the reach of children in a well ventilated unoccupied bui
51. ty of the operator and others All safety devices must be in place and functioning properly before operating the machine Perform the following interlock system checks periodically during the operating season Contact your authorized Snapper dealer if you have questions A WARNING DO NOT operate machine if any safety interlock or safety device is not in place and functioning properly DO NOT attempt to defeat modify or remove any safety device ENGINE MUST NOT START IF 1 Park Brake not in engaged position OR 2 Blade Switch in the ON blades engaged position ENGINE SHOULD START IF 1 Blade Switch in the OFF blades disengaged position AND 2 Park Brake in engaged position ENGINE MUST BEGIN TO STOP IF 1 Operator rises off of seat with Blade Switch in ON blades engaged position OR 2 Operator rises off of seat with Park Brake not in engaged position IMPORTANT Engine will continue to run if Operator becomes seated prior to engine coming to a complete stop To restart the blades first move the Blade Switch to the OFF position and then back to the ON position After coming to a complete stop the blade switch must be moved to the OFF position and the Park Brake engaged before engine can be restarted Engine and blades must come to a complete stop within 5 seconds after the operator rises off the seat or the blade switch is moved to the OFF position Section 3 MAINTENANCE 3 1 INTRODUCTI
52. ugh Georgia 30253 28 PRIMARY MAINTENANCE vs PIRTI chow dirt can damage your f engine amp how RO DS bi c can protect it Snapper uses the best avail able engines and components In their products in order to provide long satisfactory service However proper care is essential in gt prolonging engine life Dirt Is your engine s enemy number 1 The engine on your Snapper product spends Its entire life operating close to the ground at high speed creating a virtual storm of dust and dirt 29 PRIMARY MAINTENANCE Knowing that dirt will quickly ruin an engine manufacturers equip their engines with extremely V efficient air cleaners to fliter out the harmful dirt gt ag P N The engine must 47 guip about 12 000 A galions of air for every gallon of fuel used Because of its working environ ma ment the alr available to your Snapper engine is heavily saturated with air borne dirt particles As the dirt particles are stopped Damage caused by a poorly serviced air they build up and begin to clog cleaner is not covered under the engine the outside of the fliter This warrantles So save yourself unnecessary reduces the amount of air expenses and undue aggravation by keeping avallable to the engine and causes the air cleaner properly serviced at the intervals an ove
53. utside blades so tips are pointed to the sides of deck See Figure 4 4 Measure the distance from blade tips to floor If the measurement is within 1 8 from side to side the deck levelness is satisfactory If the difference from side to side is greater than 1 8 continue to Step 4 for adjustment level X ELE E AZA SIDE FIGURE 4 4 Continued On Next Page Section 4 ADJUSTMENTS amp REPAIR 1 Place SCRAMBLER on a smooth level WARNING A surface DO NOT attempt any adjustments maintenance or 2 Remove footrest floor pan assembly service with the engine or blade running STOP 3 Rotate outside blades so tips are pointed to the blade STOP engine Set brake Remove key front and rear of deck Measure the distance from Remove spark plug wire from spark plug and secure blade tips to floor The distance should be the wire away from spark plug Engine and components same or the rear 1 4 higher than the front It the can be extremely hot Avoid burns by allowing rear blade tip is lower or is more than 1 4 higher engine and components sufficient time to cool than the front proceed to Step 4 for adjustment 4 Remove the hair pin from pivot rod on one side of deck at a time 4 2 6 MOWER DECK ADJUSTMENT LEVELNESS 5 Rotate each pivot rod up or down the same Side To Side 48 Decks number of turns to achieve the proper levelness Continued From Previous Page 6 Reinstall both hair pins into pivot ro
54. y a joystick lever Joystick operations should be performed only from the operator s position in the seat A small movement of the joystick can cause the machine to move instantly Move joystick very carefully and slowly 1 Always move the joystick to the center position to STOP machine IMPORTANT To stop machine always return the joystick with hand assistance to the neutral position Always engage parking brake when leaving operator s seat 2 Move the joystick forward to propel the machine forward 3 Move the joystick rearward to propel the machine backward 4 Move the joystick to the right to rotate the front of the machine in circular motion to the right as in turning around to go in a different direction 5 Move the joystick to the left to rotate the front of the machine in circular motion to the left as in turning around to go in a different direction WARNING A Zero turning the machine at any speed can result in operator disorientation or in operator being thrown from the machine Exercise extreme caution when executing a zero turn 2 2 STARTING amp OPERATION 2 2 1 ENGINE ELECTRIC START IMPORTANT When the ignition key is turned to START the engine will not turn over and will not start unless the Parking Brake is engaged and the Blade Switch is the position The operator should be in the seat Start engine as follows 1 Move joystick lever to N Neutral position See Figu
55. y to open reservoir cap at any time The transaxle is maintenance free The transaxle does not require any fluid or any service If there is any problem leakage malfunction or etc return the SCRAMBLER immediately to the nearest authorized Snapper dealer for service 3 4 6 Fuel Filter Service fuel filter as instructed below Close fuel valve in fuel line Run engine until engine runs out of fuel Turn key to OFF position Engine MUST be stopped and MUST be cold before removing filter Perform filter change only when fuel line is empty 1 Remove hose clamps from fuel filter 2 Remove fuel lines from filter Discard filter 3 Install new fuel filter Reinstall hose clamps See Figure 3 8 NEW FUEL FILTER HOSE CLAMPS FIGURE 3 8 15 3 5 STORAGE OUT OF SEASON Perform the following procedures to insure the SCRAMBLER will operate properly when taken out of storage 3 5 1 Thoroughly clean the SCRAMBLER by removing all grass clippings and debris 3 5 2 Perform maintenance and lubrication as described in the previous sections 3 5 3 Drain fuel from fuel tank into an approved container outdoors away from all sources of ignition 3 5 4 Start engine and allow it to run until engine runs out of fuel This allows the carburetor and fuel system to remain clean during storage 3 5 5 Remove battery Refer to Section BATTERY REMOVAL AND STORAGE 3 5 6 Close vent on fuel cap and fuel valve in fuel line Remov
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