Snapper SPLHI53KW Lawn Mower User Manual
Contents
1. Machine Speed Control Ranges Traction Control Neutral Adjustment SECTION 5 MOWER ATTACHMENT SERVICE esee 24 26 36 CUTTING DECK Cutting Deck Belt Removal amp Installation eene 24 48 52 amp 61 CUTTING DECK Cutting Deck Belt Removal amp Installation eene 24 Cutting Deck Spindle Belt Removal amp Installation ees 24 25 CUTTING BLADE SERVICE Blade Inspection M 25 Blade Removal amp Sharpening esee nnne 25 MOWER SPINDLES Field Serviceable Spindles Bearing Replacement sse 26 SECTION 6 BATTERY SERVICE amp TESTING WARRANTY and PRODUCT REGISTRATION PRIMARY MAINTENANCE SECTION 1 FAMILIARIZATION RIGHT HAND TRACTION SPEED LEFT HAND LEVER CONTROL TRACTION LEVER LEVER BLADE CLUTCH CONTROL SWITCH OPERATOR S PRESENCE CONTROL OPC NEUTRAL LATCH KEY STARTER ROPE SWITCH FILLICHECK CAP m AIR FILTER HYDRAULIC Hydraulic Reservoir eo PUMPS Not REAR TIRES Shown DECK HEIGHT ADJUSTING ELECTRIC CLUTCH p CRANK 4 5 AT 4 COVER RETAINING FUEL SHUT OFF KNOBS VALVE Not Shown HYDRAULIC DRIVE CASTER MOTOR WHEEL Behind Each Rear Wheel a ASSEMBLY DISCHARGE FRONT DEFLECTOR TIRES DECK MUFFLER COVER 48 Shown FIGURE 1 1 1 1 INTRODUC2. Snapper at P O Box 1379 McDonough Georgia 30253 1 Or you may register 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 30 damage your engine amp how reasonable 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 prolonging engine life Dirt Is your engine s enemy number 1 The engine on your Snapper product spends Its entire operating close to the ground at high speed creating a virtual storm of dust and dirt 31 Knowing that dirt will quickly ruin an engine manufacturers equip their engines with extremely N efficient alr cleaners to filter out the harmful dirt The engine must 4 gulp about 12 000 A gallons of air for every gallon of fuel used Because of its working environ 7 ment the alr available to your Snapper engine heavily saturated with alr borne dirt particles As the dirt particles are stopped Damage caused by a poorly serviced air they build up and be
3. 73590 SECTION 2 CONTROLS Before operating become familiar with all the controls See Figure 2 1A and how to use them Know beforehand how to STOP the Right Hand and Left Hand Traction Wheel Drives the Mower Blades and the Engine in preparation for a possible emergency 2 1 ENGINE CONTROLS Engine Speed Control Keyswitch Operator s Presence Control OPC Engine Recoil Starter Handle Not shown A WARNING When the Operator s Presence Control OPC is oom released the machine will continue to operate a few feet DO NOT use this Operator s Presence Control OPC to routinely stop the machine C OPERATOR S PRESENCE CONTROL OPC AT REAR HANDLEBAR 1 BLADE CLUTCH CONTROL SWITCH 2 RIGHT HAND TRACTION LEVER 4 NEUTRAL LATCH B KEY SWITCH HANDLEBAR 5 SPEED CONTROL LEVER 2 2 BLADE AND TRACTION CONTROLS Blade Clutch Control Switch R H Traction Lever L H Traction Lever Neutral Latch Speed Control Lever WARNING Neutral Latch is not intended to be used as a park brake DO NOT park machine on slopes AR N lt avoid sudden and unexpected turning both Traction Controls must be moved the same way when starting or stopping machine motion WARNING 3 LEFT HAND TRACTION LEVER AJENGINE SPEED CONTROL VIEW OF CONTROL PANEL Rear of Machine FROM OPERATOR S POSITION 1 BLADE CLUTCH CONTROL SWITCH 74 B KEY SWITCH E A u
4. Stop position Engine must die SECTION 3 OPERATING INSTRUCTIONS 3 3 STOPPING IMPORTANT Squeezing both Traction Levers back past Neutral position will cause the machine to back up 1 Squeeze both Traction Controls simultaneously towards handle bar until both are in Neutral Manually engage the Neutral Latch See Figure 3 2 LEFT HAND RIGHT HAND TRACTION TRACTION LEVER LEVER NEUTRAL LATCH FIGURE 3 2 2 Move Blade Clutch Control Switch to OFF position 3 Move Engine Speed Control to SLOW Turtle Position 4 Stop Engine by turning Keyswitch to STOP position Always park machine on level surface Remove key 3 4 STARTING AND OPERATING 3 4 1 ENGINE START ENGINE AS FOLLOWS 1 Turn Fuel Tank Shut Off Valve ON 2 Move Blade Clutch Control Switch to OFF position 3 Be sure Right Hand and Left Hand Traction Levers are latched in NEUTRAL position 4 Move Engine Speed Control to position See Figure 3 3 Turn Key Switch to RUN position Pull Starter Rope until Engine starts Move Engine Speed Control to FAST position FAST CHOKE IGG 12 CHOKE POSITION ut ENGINE SPEED lt gt CONTROL FAST amp POSITION P xd SLOW Turtle POSITION FIGURE 3 3 WARNING A DO NOT leave machine with the engine running STOP engine STOP blades Latch both Traction Levers in the Neutral position Move Speed Control to slow Remove key WARNING DO NOT park mac
5. 1 1 4 thick spacer The 1 4 thick spacer always stays on the stop side of the caster support tube The 1 2 thick spacers are used to adjust the cutting height When placed above or below Caster Support Tube they raise or lower cutting height in 1 2 increments thus providing Quick Adjust method The deck mounting has to be changed to correspond to the caster repositioning Refer to Section ADJUSTING FIXED DECK ATTACHMENT 1 Remove the Retainer Pin from Caster Shaft See Figure 3 11 CASTER SUPPORT TUBE CASTER SHAFT RETAINER PIN CASTER WHEEL ASSEMBLY FIGURE 3 11 2 Lift Caster Support Tube while adding or removing the bottom Spacer See Figure 3 12 16 NOTE Remove or add Spacers by rotating slots so they align with the flat area on Caster Shaft NOTE THOSE SPACERS REMOVED FROM BOTTOM OF CASTER SHOULD BE REINSTALLED AT TOP FLAT BEFORE INSERTING AREA RETAINER PIN FIGURE 3 12 3 11 ADJUSTING BLADE ON CUTTER SPINDLE To change cutting height of Blades move the Spacers from under the Cutter Housing to above the Cutter Housing Pulley Each Spacer moved above the Cutter Housing Pulley will provide an additional 1 4 of cutting height DO NOT PUT ANY SPACERS BELOW BLADE See Figure 3 13 SPACERS ON CUTTER HOUSING sr TOR PULLEY BUTTER HOUSING SPACERS ON BLADE BOTTOM FIGURE 3 13 NOTE Changing the cutting height of Blades DOES NOT change the De
6. immediately after having eye or skin contact with electrolyte acid Battery acid is corrosive Rinse and nuts empty acid containers with water and mutilate before discarding If acid is spilled on battery E 2 BATTERY INSTALLATION bench or clothing etc Flush with clear water and Position battery into battery compartment neutralize with baking soda gt Connect cables to battery terminals Connect RED Positive cable first Connect BLACK Negative cable last 3 Reinstall battery retainer and positive terminal cover 6 3 BATTERY SERVICE 1 Remove battery 2 Place battery in a well ventilated area on a level surface 3 Using distilled water refill cells as required to cover cell plates of which can also be seen 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 An alternative fast charge should be no more than 2 5 amps for four hours 6 If battery will not accept charge or is partially charged after 10 hours of charging at 1 amp replace with new battery 6 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 condit
7. 6 After charging check level of electrolyte and add as needed to bring to proper level Reinstall cell caps Install battery into power unit 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 10 Install battery retainer and positive terminal cover Battery Condition Chart State of Charge Syringe Hydrometer Digital Voltmeter Five Ball Hydrometer 100 Charged w Sulfate Stop 1 280 12 80 Five Balls Floating 100 Charged 1 265 12 60v Four Balls Floating 75 Charged 1 210 12 40 Three Balls Floating 50 Charged 1 160 12 10 Two Balls Floating 25 Charged 1 120 11 90 One Ball Floating 0 Charged Less than 1 100 28 Less than 11 80v Zero Balls Floating SNAPPER 2 YEAR LIMITED WARRANTY For two 2 years from purchase date for the original purchaser s 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 rental use SNAPPER through any auth
8. Mow only in daylight or good artificial light USE EXTRA CARE when approaching blind corners shrubs trees or other objects that may obscure vision DO NOT operate the machine while under the influence of alcohol or drugs After striking a foreign object or if the mower vibrates abnormally STOP the blades and engine Remove the key Disconnect and secure the spark plug wire Inspect the mower for any damage and repair the damage DO NOT operate machine near drop offs ditches embankments washouts culverts fences and protruding objects STAY ALERT for holes and other hidden hazards Tall grass can hide obstacles DO NOT operate machine on wet grass Always be sure of your footing while operating machine especially while backing up Keep a firm grip on the handle Walk never run Slipping and falling could cause injury DO NOT leave the machine with the engine running STOP BLADES STOP ENGINE and REMOVE KEY before leaving the operator position for any reason 10 Before cleaning repairing or inspecting make certain blades engine and all moving parts have STOPPED Remove key and secure spark plug wire away from spark plug key to prevent accidental starting STOP MACHINE on level ground engage parking brake if equipped and make sure engine and blades have stopped before leaving the operator s position for any reason including removing grass catcher or unclogging mower to prevent injury to hands or feet Blades must be OFF
9. Refer to the engine owner s manual for oil details STARTING CHECK LIST 1 Engine Oil To full level 4 cycle Read and follow all safety Property mixed with gas instructions In safety book 2 cycle lets and manuals 2 Alr Cleaner Clean and properly serviced Full tresh clean gasoline 3 Fuel Tank Fuel valve open e Cap vent open inline filter clean 4 Choke Operating properiy 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 e In proper position dirt will quickly ruin an engine and externally lock Switches All wires properly connected it will cause overheating and resulting internal Switch amp e Switch On Damage caused by Improper 2 cation poor air cleaner service overheating Pade Control Blade control properly due to dirt cannot be covered under warranty positioned on walk mower 8 Spark plug Wire connected Good connection It only takes a few moments to service the engine and equipment on basis but the rewards will be a quick starting 9 Throttle Start position control sponsive engine that will provide long 10 Blade e Properly installed and satisfactory service with minimum maintenance torqued cost prestart checklist the next column e Sharpened and instructions In your Snapper Operator s 11 Muffler Good co
10. both Pump and Motor Generally gap setting as follows 1 With the Ignition Switch moved to STOP and the Blade when Pump or Motor s bad tt will affeet the associated Switch moved to OFF locate the three air gap check Pump or Motor SLOTS as shown in Figure 4 2 2 Relieve all pressure in the system and disconnect Spark Plug s See Figure 4 3 ADJUST AIR GAP TO 2 BE 010 TO 012 ADJUSTING NUT 1 TURN PRESSURE RELIEF VALVE ON EACH PUMP COUNTER CLOCKWISE RELEIVE SYSTEM PRESSURE CLUTCH as FIGURE 4 3 FIGURE 4 2 4 2 3 HYDRAULIC PUMP BELT REMOVAL 2 inserta feeler gauge into each of the three slots 4 STOP ENGINE Loosen and remove Nut from under the 3 The clearance in each slot should be NO MORE than Spring Tensioner for Hydraulic Belt Idler Tensioner 010 to 012 Remove Spring from Bolt See Figure 4 4 4 If adjustment is required keep feeler gauge in slot and turn the adjusting nut until the gap is correct 5 Adjust all three slots HYDRAULIC PUMP BELT 4 2 HYDRAULIC SYSTEM ADJUSTMENTS amp SERVICE 4 2 1 GENERAL HYDRAULIC SERVICING 1 The Hydraulic Oil and Filter should be changed after the initial 25 hours of use and after every 200 hours of use Drain both compartments of the hydraulic reservoir BOLT completely Replace filter using genuine Snapper replacement only Fill reservoir using 1 gallon of SAE10W 30 Operate machine for several minutes Check oil
11. mature judgment under close adult supervision to operate machine DO NOT operate blades in reverse STOP BLADES LOOK and SEE behind and down for children pets and hazards before and while backing USE EXTRA CARE when approaching blind corners shrubs trees or other objects that may obscure vision SLOPE OPERATION 1 Slopes a major factor related to slip and fall accidents which can result in severe injury All slopes require extra caution and slow speed 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 Practice operation of machine on slopes with blades off Use extra care with grass catchers or other attachments these affect the handling and the stability of the machine DO NOT use tow behind attachments on slopes AVOID uphill starts Turf conditions can affect the machine s stability DO NOT operate machine under any condition where traction steering or stability is doubtful Chose a low enough ground 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 SLOPE OPERATION Continued From Previous Column 8 Always keep the machine in gear when going down slopes DO NOT shift to neutral or actuate the hydro roll release and coast down hill PREPARATION 1 Read understand and follow instructi
12. Hold Operators Presence Control OPC against handlebar 2 Move Engine Speed Control to the FAST Rabbit position See Figure 3 3 3 Move Blade Control Switch to ON position 4 Move Speed Control Lever forward selecting a slow travel speed SECTION 3 OPERATING INSTRUCTIONS 3 6 MOWER OPERATION Continued from Previous Page 5 While holding both Traction Levers in the neutral position release the Neutral Latch by squeezing both Traction Levers slightly rearward 6 Simultaneously and slowly release both Traction Levers Machine will begin to move forward 7 Adjust Speed Control Lever to a comfortable travel speed 8 Proceed to go forward while allowing machine to travel in a straight line If the machine has a tendency to track towards the LEFT or RIGHT it can be brought back to a straight path by moving Speed Control Lever in the desired direction of travel See Figure 3 4 9 Squeeze the appropriate Traction Lever to turn the machine either LEFT or RIGHT 10 If either Traction Lever is squeezed tightly against the handlebar it will cause the corresponding wheel to reverse direction and zero turn the machine BE CAREFUL WARNING A DO NOT use Rider Attachment Sulky on slopes DO NOT park machine on slopes A 3 7 MOWING AND TURNING ON HILLSIDES 1 Always mow hillsides starting at bottom of hill Mow across slopes never up and down Exercise CAUTION when changing directions on slopes DO NOT
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14. 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 6 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 7 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 8 DO NOT start gas powered equipment in enclosed vehicles or trailers 9 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 10 If fuel is spilled on clothing change clothing immediately 11 DO NOT overfill a fuel tank Replace fuel cap and tighten securely OPERATION 1 DO NOT put hands or feet near or under rotating parts Keep clear of the discharge area while the engine is running 2 BEFORE STARTING ENGINE blades must be OFF and Traction Levers LOCKED in the Traction Lock position IMPORTANT SAFETY INSTRUCTIONS OPERATION Continued From Previous Column 3 10 11 12 13 14 15 16 17 18 19 Stop Blades when crossing gravel drive walks under any conditions where thrown objects might be a hazard DO NOT raise deck with the blades running
15. devices DO NOT allow untrained personnel to service the machine 16 Use only genuine SNAPPER replacement parts to assure that original standards are maintained TABLE CONTENTS IMPORTANT SAFETY INSTRUCTIONS TABLE OF CONTENTS SECTION 1 FAMILIARIZATION SECTION 2 SAFETY MESSAGES SYMBOLS AND CONTROLS Safety Messages and Symbols Engine Controls Blade and Traction Controls TO ROLL MACHINE Pressure Relief Valve Adjustment SECTION 3 OPERATING 5 85 24 0 4 012 141 44 nnne nnn nnn Pre Start Checklist Hydraulic Oil Reservoir Engine Oil Before Operating Safety Interlock System Checks Starting and Operating Traction Speed Control Reverse Speed Mower Operation Mowing and Turning on Hillsides Handle Height Adjustment Cutting Height Adjustment Fixed Decks Adjusting Caster Wheels Fixed Decks Adjusting Blade on Cutter Spindle Fixed Decks Adjusting Fixed Deck Attachment Cutting Height Adjustments for Adjustable Deck Attachments SECTION 4 SERVICE Engine Troubleshooting Service amp Lubrication Information Maintenance Replacement Parts Electric Clutch Adjustment Hydraulic Systems Adjustments amp Service Pump Motor Replacement Hydraulic Pump Belt Removal amp Installation Replacement lt
16. level Reservoir is properly filled when level is 1 1 2 from the top of the filler neck See Figure 3 1 SPRING TENSIONER REMOVE NUT NOTE Always clean the Cap and surrounding area before FIGURE 4 4 checking Oil Level or adding Oil The Hydraulic Oil Tank is 21 SECTION 4 SERVICE 4 2 3 HYDRAULIC PUMP BELT REMOVAL Continued 2 Loosen Nut on Belt Guide at rear of Engine Pulley and remove Cutter Deck Belt from Engine Pulley 3 Remove Hydraulic Pump Belt 4 2 4 HYDRAULIC PUMP BELT INSTALLATION 1 STOP ENGINE Place Hydraulic Belt on Engine and Pump Pulleys 2 Attach Idler Spring to Bolt and reattach Nut to Bolt 3 Place Cutter Deck Belt on Engine Pulley 4 2 5 REPLACEMENT PARTS To retain the quality of your Machine use genuine SNAPPER replacement parts only Contact your local SNAPPER Dealer for parts and service and service assistance For the correct part or information for your Machine always mention Model and Serial Number of Power Unit and mower Attachment We recommend returning your Machine to an authorized SNAPPER Dealer on a yearly basis for inspection and addition of any new devices which might upgrade the performance and SAFETY of your Machine For the nearest SNAPPER Dealer 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 A WARNING DO NOT attempt any maintenance adjustments or
17. wires from spark plugs and secure wires away from spark plugs Engine and components are HOT Avoid serious burns allow all parts to cool before working on machine STEP 1 Move machine to smooth level place Raise rear of machine just high enough for drive wheels to clear the floor and be able to rotate freely Block machine securely to prevent it from falling STEP 2 Place both Traction Levers in the Neutral position and engage Neutral Latch See Figure 3 7 TRACTION CONTROL SELF LOCK ARMS COTTER PIN JAM NUT TRACTION CONTROL RODS FIGURE 3 7 Continued on Next Page SECTION 3 OPERATING INSTRUCTIONS 3 8 HANDLE HEIGHT ADJUSTMENT Continued from previous page STEP 3 Insert rod 5 16 diameter x 20 long through alignment holes in the left and right traction control shift lever arms and the tank support bracket The rod should pass through both the left and right traction control shift lever arms See Figure 3 8 LEFT amp RIGHT TRACTION CONTROL SHIFT LEVER ARMS j TANK SUPPORT BRACKETS FIGURE 3 8 STEP 4 Disconnect the swivel from the right and left traction control arms and loosen swivel jam nuts See Figure 3 7 STEP 5 Loosen the upper bolt and nut on right and left side of Mower which holds Handlebar to Support Bracket Remove the lower bolt and nut on each side ors TRACTION Retain this hardware See Figure 3 9 CONTROL SHIFT LEVER ARM BOLT amp NUT 4 AR
18. E BELT FROM SPINDLE SPACER Om NYLOS SEAL C3 9 RETAINING RING BEARING I REMOVE BLADE BOLT FIGURE 5 7 er 2 Remove spindle pulley from spindle shaft 3 Locate circular retaining ring on spindle shaft at SPACER top bearing Remove retaining ring Allow spindle shaft to drop out of housing 4 Top and bottom bearings are now removable Ege SEAL Pull out on inner race to slide bearing from housing Ege BEARING See Figure 5 8 5 Thoroughly clean all parts removing all old contaminated grease i SPINDLE 6 Install new bottom bearing first SHAFT 7 NOTE The bearing is sealed shielded on one side only The bottom bearing must be installed with the sealed shielded side DOWN 8 Insert spindle shaft up through the bottom bearing Slide spacer down over spindle shaft FIGURE 5 8 9 Install new top bearing Install the top bearing with the seal shield UP 10 Slide circular retaining ring down spindle shaft until it fully locks into groove on shaft 11 Apply a generous amount of general purpose grease to the concave side of the nylos seal Install the nylos seal with concave greased side down 12 Place spindle pulley and spacer on top of spindle shaft 13 Reinstall blade bolt washer blade and four spacers See Figure 5 6 14 Torque blade bolt and nut to 70 to 80 ft Ibs 15 Pump grease into spindle housing until grease purges from vent on housing 16 After the first 5 ho
19. M FUEL REMOVE LOWER BOLT amp NUT FIGURE 3 9 STEP 6 Pivot the Handlebar up or down and reinsert bolt and nut into desired hole position on each side Tighten both upper and lower bolts and nuts on each side to 35 to 45 ft Ibs 15 LOOSEN BOLT LOOSEN UPPER CONNECTED TO CONTRO LOOSEN BOLT amp NUT THAT CONNECTS ECCENTRIC TO CONTROL Y STEP 7 Adjust swivel Clockwise Counter Clockwise until the pin on the swivel aligns perfectly with the hole in the traction control arm The traction control lever must be held in the Neutral Latch position when making this adjustment Complete this adjustment for both left and right swivels Carefully reattach and secure swivels to control arms Tighten swivel jam nuts IMPORTANT Both the left and the right swivels must be installed in the same traction control arm speed range setting Mid range middle hole setting is recommended STEP 8 Remove steel rod from shift lever arms STEP 9 Check to insure machine is securely blocked Start engine Drive wheels should not rotate with both Traction Levers latched in the Neutral position If no rotation is observed the handlebar adjustment procedure is complete If wheels do rotate proceed to next step STOP ENGINE STEP 10 Wheel rotation will be stopped by adjusting the eccentric on the pump arms on the right and left pumps Turning the eccentric slightly clockwise or counter clockwise will synchronize the pump and traction controls f
20. MOW STEEP SLOPES See Figure 3 6 2 Hillside mowing is accomplished by squeezing Traction Lever on the UPHILL SIDE of machine This helps prevent side slipping of mower 3 When turning mower on hillsides always turn toward the UPHILL SIDE of mower for better control and balance SQUEEZE TRACTION LEVER ON UP HILL SIDE OF MOWER videt em ALWAYS START BOTTOM OF HILL x leer ALWAYS MOW ACROSS HILL NEVER UP amp DOWN ALWAYS TURN MOWER TOWARD HILL FIGURE 3 6 14 SWIVEL 3 8 HANDLE HEIGHT ADJUSTMENT For operator comfort the height of the handlebars are adjustable to five different positions The handle height adjustment procedure is sensitive and the following procedures and WARNINGS must be followed very carefully A A WARNING Several steps of the handle bar height adjustment procedure require that the engine be started Exercise extreme CAUTION when making adjustments while the engine is running to avoid HOT engine components rotating components run over or entrapment types of injuries IMPORTANT To complete this procedure a steel rod 5 16 diameter and 20 long will be required DO NOT begin this procedure without it A WARNING DO NOT attempt any maintenance adjustments or service with the engine running Stop engine Stop blades Latch Traction Levers in neutral Move lever to SLOW Remove key Speed Control Disconnect spark plug
21. MPORTANT SAFETY AND OPERATING INSTRUCTIONS READ UNDERSTAND AND FOLLOW INSTRUCTIONS AND WARNINGS IN THIS MANUAL AND ON THE MACHINE ENGINE AND ATTACHMENTS SECTION 2 SAFETY MESSAGES AND SYMBOLS BLADES ENGAGED ON lt LEFT TURN LA S A BLADE SWITCH ronwano gamp NEUTRAL COSA ea TRACTION LEVER ING BEFORE OPERATING READ OPERATORS MANUAL AND SAFETY INSTRUCTIONS LEFT TRACTION LEVER BLADES DISENGAGED OFF SQUEEZE FOR LEFT TURN UNLATCHED NEUTRAL LATCH NEUTRAL LATCH WILL NOT HOLD MACHINE ON SLOPE NEUTRAL LATCH USE TO LATCH TRACTION LEVERS IN NEUTRAL READ OPERATOR S MANUAL FORWARD SPEED E SLOW RANGE SETTING RIGHT TURN NEUTRAL 5 TRACTION LEVER RIGHT TRACTION LEVER SQUEEZE FOR RIGHT TURN SPEED RANGE SETTING ENGINE SPEED CONTROL SECTION 2 SAFETY MESSAGES AND SYMBOLS DO NOT OPERATE MOWER UNLESS GUARDS OR THE ENTIRE GRASS CATCHER IS IN ITS PROPER PLACE KEEP HANDS and FEET AWAY DLE MAY BE ENGINE AND COMPONENTS ARE HOT ALLOW ALL PARTS TO COOL BEFORE ADJUSTING OR WORKING ON MACHINE DANGER ROTATING BLADES DO NOT operate the Snapper Pro Express SPE Series mower decks on any OPEN IVE v non SPE series Snapper Pro Gear Stop engine before SPP or SPL Power Units without first reaching underneath installing the Front Weight Ballast Kit
22. NT PARTS MAINTENANCE PARTS 61 Cutter Blade Requires Three Blades 7029251 36 Deck Engine to Cutting Deck Belt 7029255 48 Deck Engine to Cutting Deck Belt 61 Deck Engine to Cutting Deck Belt 61 Deck Spindle to Spindle Belt 20 SECTION 4 SERVICE FULL when the Oil is 1 1 2 from the top of the filler neck as A WARNING shown in Figure 3 1 Once blades are disengaged they should come to 2 Before removing parts from the Hydraulic System check complete stop in 7 seconds or less If the blades to make sure another part of the machine is not causing continue to rotate after 7 seconds the electric the problem Look for clutch must be checked Replacement of electric A Loose Drive Belt clutch may be necessary Return machine to dealer B improperly set or bad Idler Pulley for replacement DO NOT CONTINUE to operate Loose or lost set screws and or sheared Keys in Pulleys mower if blades fail to stop in 7 seconds D Pump Release loose E Oil saturated Drive Belts F Loose Drive Arms on Pumps 4 1 ELECTRIC CLUTCH ADJUSTMENT The Pro Hydro Mowers are equipped with an Electric Blade 4 2 2 PUMP MOTOR REPLACEMENT Control The cutter blades should STOP within 7 seconds er after the BLADE SWITCH is moved to OFF position If 1 Should it become necessary to replace a Pump or Motor it is recommended that the affected Pump or Motor be blade stopping time exceeds 7 seconds check the clutch air replaced as a set
23. RS 4 HIGH CUT 3 3 4 TO 4 3 4 FIGURE 3 15 D 3 13 CUTTING HEIGHT ADJUSTMENTS FOR ADJUSTABLE DECK ATTACHMENTS 1 The Mower Deck should be mounted in the lowest holes low cut on the power unit 2 To adjust height of cut turn both Cranks located on right hand and left hand side of deck clockwise to raise the Mower Deck and counter clockwise to lower the Mower Deck Observe the height of cut decal located on the side of the Mower Deck mounting plates and move the height of cut pointers in the same desired position See Figure 3 16 3 If pointers are in the correct position and you still have an uneven cut follow the instructions as listed below to correct the problem A Rotate outer Blades to point toward the sides of the Mower Deck make sure Mower is on level surface B Measure the distance from Blade tip to the ground Measure both outside Blades This measurement should be the same as what the height of cut pointer reads on both sides C If measurement is NOT the same then bend both height of cut pointers UP or DOWN to read the same as Blade tip measurements TURN CLOCKWISE TO RAISE DECK REAR EDGE OF CUTTING HEIGHT DECK 221 DECAL HEIGHT OF CUT MOWER DECK POINTER MOUNTING BRACKET 48 52 amp 61 Models FIGURE 3 16 SECTION 4 ENGINE TROUBLESHOOTING SYMPTOM Engine does not start Engine Starts Hard or Loses Power Engine Runs Erratically Engine Id
24. SHOTS of bearing grease daily MOTOR HUBS Lubricate Motor Hubs with Anti Seize Compound when replacing Wheel Hubs CUTTER DECK BELT S Check for cracks or wear DEFLECTOR ag Lubricate hinge points as required FRONT WHEEL BUSHINGS amp CASTER SHAFTS Lubricate with bearing grease HYDRAULIC HOSES amp FITTINGS weekly Check daily for leaks cracks kinks and other signs of wear MOWER BLADES Check for tightness every 25 hours of operation Tighten capscrews to 75 foot pounds MOWING DECK At end of each mowing period remove grass and debris from under mowing deck and above rear SAFETY Shield FRONT TIRES Check tire pressure before each mowing period inflate to 25 PSI FIGURE 4 1 19 SECTION 4 SERVICE amp LUBRICATION INFORMATION HOURS PROCEDURE COMMENTS BREAK IN Check all fasteners for proper tightness Change Engine and Filter at 5 hours Change Hydraulic Oil and Filter at 25 hours See engine manual Use SAE 10W 30 Reservoir capacity 1 Gal Change oil if extreme dusty conditions More often if needed More often if needed More often if needed Tighten Cap Screw to 70 80 ft Ibs Use Chevron SRI Grease NLGI2 Add oil if needed Add or adjust as Required Inspect Switches for ease of Operation General Purpose Grease Replace if Worn More often if needed More often if needed General Purpose Grease General Purpose Grease General Purpose G
25. Safety Instructions amp Operator s Manual for SNAPPER PRO HYDRO WALK BEHIND MOWERS MID SIZE SERIES 3 SPLH153KW SPA361 SPLH173KW SPA481 SPA521 SPA611 MODEL DESIGNATION ENGINE TYPE MODEL TYPE SERIES DESIGNATION MODEL OPTION ENGINE HP DRIVE SYSTEM TYPE S Snapper Commercial Model ENGINE HORSE POWER CUTTING DECK WIDTH 3 Series Designation KW Kawasaki Engine P Pro Mid Size Model 15 15 0 Engine HP 36 36 Cutting Deck L Loop Type Handle Model 17 17 0 Engine HP 48 48 Cutting Deck H Hydro Drive System 52 52 Cutting Deck Adjustable Cutting Deck 61 61 Cutting Deck Thank you for buying a SNAPPER Product Before operating your PRO WALK BEHIND 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 Actual sustained equipment horsepower will likely be lower due to operating limitations and environmental factors SNAPPER GA 30253 U S A COPYRIGHT 2005 SNAPPER Division of Simplicity Manufacturing Ine ALL RIGHTS RESERVED MANUAL 7100390 LR 10 14 2005 TP 100 5125 IR CW N IMPORTANT SAFETY INSTRUCTIONS A WARNING This powerful cutting machine is capable of amputating hands and feet and
26. TION This manual has been prepared for the operator s of the SNAPPER PRO HYDRO WALK BEHIND MOWER it s 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 thru 4 of this manual and All SAFETY messages on the PRO HYDRO WALK BEHIND MOWER and its attachments before operating SNAPPER recommends returning the machine to an authorized SNAPPER dealer annually for inspection and addition of any new devices which might upgrade the safety of the mower ENGINE SPEED CONTROL FUEL FILLER CAP M FUEL TANK 1 2 NOMENCLATURE It is recommended that all operator s 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 SAFETY MESSAGES AND SYMBOLS TO AVOID SUDDEN AND UNEXPECTED TURNING BOTH TRACTI LEVERS MUST BE MOVED THE SAME WAV WHEN STARTING OR STOPPING MACHINE MOTION I
27. 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 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 3 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 even with the blades OFF 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 DO NOT allow pre teenage children to operate or service the machine Local regulations may restrict the age of the operator ALLOW only adults or responsible teenagers with
28. ck ground clearance If an undesirable cutting pattern results then cutting height adjustment MUST be made by adjusting Mower Deck height and Caster Wheels Install Blades Air Lift UP with retaining hardware as shown below and tighten to 70 80 ft Ibs See Figure 3 14 EE eee AIR LIFT ADJUSTING SPACERS e BLADE BEVELED WASHER 7 TIGHTEN 70 80 FOOT POUNDS FIGURE 3 14 SECTION 3 OPERATING INSTRUCTIONS 3 12 ADJUSTING FIXED DECK ATTACHMENT The Mower Deck has four different positions for attaching it to the power unit The lowest setting provides a cutting height range from 1 1 2 to 2 1 2 the middle low cut from 2 1 4 to 3 1 4 the middle high cut from 3 to 4 and the highest cut from 3 3 4 to 4 3 4 Make sure the Spacers on the Caster Wheels are moved UP or DOWN as shown below to correspond with the bolt positions to keep the Mower Deck level Once a desired cutting height is reached attach the Mower Deck to the power unit by installing 3 bolts on each side in selected height of cut holes Tighten the bolts from 70 to 80 foot pounds torque SIDE PROFILE OF MACHINE FIGURE 3 154 SPACERS 4 ore DOTS REPRESENT BOLT ANCHOR POWER UNIT LOW CUT 1 1 2 TO 2 1 2 FIGURE 3 15B SPACERS 3 d SPACER 1 MIDDLE LOW CUT 2 1 4 TO 3 1 4 FIGURE 3 15C SPACER 1 SPACERS 3 MIDDLE HIGH CUT 3 TO 4 FIGURE 3 15 A B C 17 SPACE
29. e Transport Speed ONLY when the machine is equipped with a Riding Sulky DO NOT make sharp turns at high speed The machine has zero turn capability DO NOT use zero turn at high speed During initial training time with machine it is advised that the Operator s practice with the Speed Control Lever in the slowest travel speed position and Blade Engagement Switch in the OFF position SECTION 4 SERVICE 4 4 TRACTION CONTROL NEUTRAL ADJUSTMENT The Traction Control Neutral Adjustment procedure is sensitive The following steps and WARNINGS must be followed very carefully WARNING Several steps of the Neutral Adjustment procedure require that the engine be started Exercise extreme CAUTION while making adjustments while engine is running to avoid HOT engine components rotating components injuries run over or entrapment types of IMPORTANT To complete this procedure a steel rod 5 16 diameter and 20 long will be required DO NOT begin this procedure without it 1 Place machine on smooth level surface Stop engine and remove keys 2 Raise rear of machine just high enough for rear wheels to clear ground Block machine securely 3 Latch both Traction Levers in Neutral 4 Insert rod 5 16 diameter x 20 long through alignment holes in the left and right traction control shift lever arms and the tank support bracket The rod should pass through both the left and right traction control shift lever ar
30. 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 operate machine without entire grass catcher or guards in place DO NOT point discharge at people passing cars windows or doors Slow down before turning Watch out for traffic when near or crossing roadways Move motion control levers SLOWLY to maintain control during speed and directional changes DO NOT operate engine in enclosed areas Engine exhaust gases contain carbon monoxide a deadly poison IMPORTANT SAFETY INSTRUCTIONS MAINTENANCE 1 Shut off fuel while storing or transporting DO NOT 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 building 2 Clean grass and debris from engine mufflers drives and cutting units to help prevent fires Clean up fuel oil and excess grease 3 When draining fuel tank drain fuel into an approved container outdoors and away from open flame 4 Check brakes frequently if equipped 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 whe
31. g decks to Electric Clutch Pulley 24 ELECTRIC RIGHT HAND CLUTCH REMOVE BELT LEFT SPINDLE 8 IDLER HAND PULLEY SPINDLE PULLEY NN RIGHT HAND ge CENTER SPINDLE Y IDLER TENSION SPRING PULLEY FIGURE 5 2 2 Route new belt around right and left hand Spindle Pulleys as shown in Figure 5 2 3 Move Idler against belt and reattach right hand Idler Tension Spring 5 1 5 SPINDLE TO SPINDLE DECK BELT REMOVAL 48 52 amp 61 CUTTING DECKS 1 Move Mower onto a smooth level surface Turn Ignition Key to STOP position remove Key disconnect Spark Plug Wire and secure Wire away from Spark Plug 2 Remove Mower deck belt cover 3 Remove right hand Idler Spring and swing away from belt 4 Remove old belt from center and right hand Spindle Pulleys See Figure 5 2 5 Remove Left hand Idler Spring and swing away from belt 6 Remove old belt from left hand Spindle Pulley and center Pulley bottom groove See Figure 5 3 IDLER PULLEY LEFT SPINDLE JE SPINDLE 4 PULLEY p CENTER 22 X LEFT HAND IDLER TENSION SPRING FIGURE 5 3 SECTION 5 MOWER ATTACHMENT SERVICE 5 1 5 SPINDLE SPINDLE DECK INSTALLATION 48 52 amp 61 CUTTING DECKS 1 Route new belt for 48 cutting deck 52 cutting deck and 61 cutting decks onto bottom groove of center Spindle Pulley and left hand Spindle Pulley See Fig
32. gin to clog cleaner Is not covered under the engine the outside of the fliter This warranties So save yourself unnecessary reduces the amount of air expenses and undue aggravation by keeping avallable to the engine and causes the alr cleaner properly serviced at the Intervals an over rich fuel mixture which 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 the engine owner s manual for the type filter used Pre An Improperiy serviced dirt vent dirt from failing 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 4 entering the engine Some servicing hints Increase fuel consumption Several common types cause power loss result in hard starting create smoke from unburned fuel produce carbon build up Internaily foul spark plug electrodes score cylinder walis 1 2 3 4 5 6 7 8 9 burn valves wear out the engine pre H maturi ely 10 COST YOU MONEY 32 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 Clean paper elements by tapping lightly Blowi
33. her LEFT or RIGHT If either Traction Lever is squeezed tightly against the handlebar it will cause the machine to quickly spin around or zero turn to that side BE CAREFUL MOVE SPEED CONTROL LEVER TO THE LEFT OR RIGHT TO ADJUST MOWER FOR STRAIGHT TRAVEL FIGURE 3 4 A WARNING DO NOT operate blades in reverse STOP blades LOOK and SEE behind and down for children pets and hazards before and while backing WARNING The tighter the Traction Levers are squeezed back towards the handlebar the faster the machine will move in reverse Use extreme CAUTION when reversing machine 3 5 2 REVERSE SPEED 1 Hold Operators Presence Control OPC against handlebar 2 Move Blade Control Switch to OFF position 3 To reverse direction of the machine stop machine travel by squeezing both Traction Controls back to the Neutral position and move the Neutral Latch to engage and hold both Traction Levers in Neutral 4 To start machine movement simultaneously squeeze both Traction Levers SLOWLY back towards the handlebar allowing machine to start reverse movement See Figure 3 5 5 To STOP reverse movement of machine return both Traction Levers to Neutral and engage the Neutral Latch SLOWLY SQUEEZE BOTH TRACTION LEVERS BACK TOWARDS THE HANDLEBAR AT THE SAME TIME TO START REVERSE MOVEMENT NEUTRAL LATCH ca FIGURE 3 5 WARNING Start mowing with a slow ground speed 3 6 MOWER OPERATION 1
34. hine on slopes SECTION 3 OPERATING INSTRUCTIONS WARNING A The SNAPPER Pro Hydro Mowers have a Transport Speed which allows the machine to travel forward at a speed of 6 MPH it is NOT to be used while walking Use the Transport Speed ONLY when the machine is equipped with a Riding Sulky DO NOT make sharp turns at high speed The machine has zero turn capability DO NOT use zero turn at high speed During initial training time with machine it is advised that the Operator s practice with the Speed Control Lever in the slowest travel speed position and Blade Engagement Switch in the OFF position 3 5 TRACTION SPEED CONTROL 3 5 1 FORWARD SPEED 1 Hold Operators Presence Control OPC against handlebar 2 Move Speed Control Lever forward slightly selecting a slow travel speed 3 While holding both Traction Levers in the neutral position release Neutral Latch Lever by squeezing both Traction Levers slightly rearward 4 Simultaneously and slowly release both Traction Levers Machine will begin to move forward 5 Adjust Speed Control Lever to a comfortable travel speed See Figure 3 4 6 Proceed to go forward while allowing the machine to travel in a straight line If the machine tracks towards the LEFT or RIGHT it can be brought back to a straight path by moving the Speed Control Lever in the desired direction of travel See Figure 3 4 7 Squeeze the appropriate Traction Lever to turn the machine eit
35. hten Blade Mounting Bolts Sharpen and balance Blade Tighten Mounting Bolts Adjust cutting height Reduce travel speed 18 PAGE 12 11 12 12 See Engine Manual 6 See Engine Manual See Engine Manual 12 11 See Engine Manual See Engine Manual See Engine Manual See Engine Manua See Engine Manua See Engine Manual See Engine Manual 16 25 25 See Engine Manual 16 17 13 SECTION 4 SERVICE amp LUBRICATION INFORMATION IN LINE FUEL FILTER Not illustrated Lubricate each With 1 2 shots of CONTROLS amp LINKAGES pue avory 100 urios ear vil 18 boar Before each mowing period coat all wear tmm H 9 Ty gt points hinge points and sliding parts with medium duty oil INTERLOCK SWITCHES ENGINE Inspect switches for ease Change Oil Filter after first 5 hours of of operation operation Change engine oil every 25 hours under normal conditions or daily under extreme dusty conditions Change Filter every 50 hours of operation HYDRAULIC OIL Use SAE 10W 30 Oil Clean AIR FILTER Foam Element every 25 hours Service PAPER ELEMENT every 100 hours HYDRAULIC FILTER Change Hydraulic Oil and Filter after first 25 hours of operation Thereafter change Hydraulic Oil and Filter every 200 hours N monthly REAR TIRES Check tire pressure before each mowing period Inflate to 12 15 psi CUTTER SHAFT SPINDLES Lubricate each with two 2
36. ion 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 27 SECTION 6 BATTERY SERVICE amp TESTING 6 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 IMPORTANT DO NOT place anything in battery other than specified electrolyte WARNING DO NOT OVERFILL A WARNING A 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 RED Positive cable must go to the terminal BLACK Negative cable must go to the terminal WARNING DO NOT attempt to service or charge the battery while it is installed in the machine 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
37. les Poorly Engine Overheats Machine Vibrates Excessive Engine Dies PROBLEM Key OFF Fuel Tank empty Fuel Shut Off Closed Engine Throttle Control not at FAST Rabbit position Choke NOT closed Spark Plug Wire loose or disconnected Blade Clutch Switch in ON position Spark Plug bad Dirty Air Filter Traction Controls not Latched in Neutral Dirt or water Fuel Tank Air Filter dirty Spark Plug not gapped correctly Spark Plug bad Spark Plug bad Spark Plug not gapped correctly Fuel Filter plugged or dirty Dirty Air Filter Fuel Filter plugged Engine Oil low in Crankcase Cooling Fins amp Flywheel Screen Clogged Blade Mounting Bolts loose Blade out of balance Engine Mounting Bolts loose Mowing grass too tall Mowing too fast SOLUTION Turn Key to Run Fill Fuel Tank Open Fuel Shut Off Put Engine Throttle Control to FAST Rabbit 12 position Put Throttie Control in CHOKE position Connect Spark Plug Wire Move Blade Clutch switch to OFF position install new Spark Plug Clean Air Filter Move Traction Controls to NEUTRAL amp Engage Neutral Latch Lever Drain and clean Fuel Tank fill with fresh Fuel Clean or install new Air Filter Check and set Spark Plug gap Install new Spark Plug Install new Spark Plug Check and gap spark plug gap Replace Fuel Filter Clean or replace Filter Replace Fuel Filter Add Oil Clean Fins amp Screen Tig
38. ms See Figure 3 9 5 Disconnect left amp right swivels from the left and right traction control arms and loosen swivel jam nuts See Figure 3 8 6 Adjust swivel Clockwise or Counter Clockwise until the pin on the swivel aligns perfectly with the hole in the traction control arm The Traction Lever must be held in the Neutral Latch position when making this adjustment Complete this adjustment for both left and right swivels Carefully reattach and secure swivels to control arms Tighten swivel jam nuts IMPORTANT Both the left and the right Swivels must be installed in the same traction control arm speed range setting Mid range middle hole setting is recommended 7 Remove steel rod from shift lever arms 8 Check to insure machine is securely blocked Start engine Drive wheels should not rotate with both Traction Levers latched in the Neutral position If no rotation is observed the adjustment procedure is complete If wheels do rotate proceed to next step STOP ENGINE 23 9 Wheel rotation will be stopped by adjusting the eccentric on the pump arms on the right and left pumps Turning the eccentric slightly clockwise or counter clockwise will synchronize the pump and traction controls for Neutral See Figure 3 11 To turn the eccentric first loosen the bolt in the pump control arm and the nut and bolt fastening the eccentric to the pump control arm With both Traction Levers latched in Neutral start engine Turn eccen
39. n running engine Exhaust gases contain carbon monoxide an odorless and deadly poison 7 Disconnect battery before performing maintenance or service Cranking engine could cause injury Disconnect negative black cable from battery first and positive red last Reconnect positive first and negative last Charge battery in an open well ventilated area free from spark and flames Unplug charger before connecting or disconnecting from battery Wear protective clothing and insulated gloves 8 Park machine on level ground DO NOT work under machine without safety blocks 9 Service engine and clean adjust or repair only when engine and blades are stopped Remove key 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 DO NOT make adjustments with the engine running 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 DO NOT straighten or weld blades only replace them 13 DO NOT test for spark by grounding spark plug next to spark plug hole spark plug could ignite gas exiting engine 14 Carefully release pressure from components with stored energy 15 Have machine serviced by authorized SNAPPER dealer at least once a year and have the dealer install any new safety
40. ndition Manual are designated to heip you keep your Not clogged Snapper in top operating condition with e Grass 8 leaves cleaned away minimum effort SERVICE NOTES 35 Safety Instructions amp Operator s Manual for SNAPPER PRO HYDRO MID SIZE WALK BEHIND MOWERS SERIES 3 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 Ay 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 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 GA 30253 U S A COPYRIGHT 2005 SNAPPER _ Division of Simplicity Manufacturing Ine ALL RIGHTS RESERVED MANUAL 7100390 10 14 2005 TP 100 5125 IR CW
41. ng with air will rupture paper elements damaged way PRIMARY MAINTENANCE 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 y____Be aware that fuel breaks down in storage and forms gummy compounds which x 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 33 Air is also needed to keep your engine cool Dirt dust amp debris 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 V each season or more often under dry dusty conditions s for a thorough cleaning of fins Fallure to keep external surfaces clean not only presents fire hazards but causes overheating and resulting engine damages a such as distorted valve guides 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 oli check plug or dipstick opening to keep dirt from falling Into the e
42. ngine 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 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 2 engines iubrication must be On 4 cyle engines with an oil level plug don t be footed into thinking the engine has Let ap an exac mixture o prep ecis sufficient lubricating If you can see some engine that s mistakenly run on straight oli In the opening the level should always be brought up to the point of overflowing at the top of the fill hole 3 gasoline will be ruined in less than 5 minutes If you keep straight gasoline In addition to pre mixed 2 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 certified TC W such as Snapper s 2 cycle engine oll Many of the 2 cycle engine olls on the 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 before filling the tank 2 gt Change oll at regular intervals using aa high quality such as Snapper s small engine formulated 4 cycle engine oll
43. ons and warnings in this manual and on the machine engine and attachments Know the controls and the proper use of the machine before starting If the operators or mechanics cannot read English it is the owner s responsibility to explain this material to them Only mature responsible persons shall operate the machine and only after proper instruction The owner is responsible for training the operators Further the owner operator can prevent and or is responsible for accidents or injuries occurring to themselves other people or property 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 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 Practice operation of machine with BLADES OFF to learn controls and develop skills 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 Evaluate the terrain to determine what accessories and attachments are needed to properly and safely perform the job Only use accessories and a
44. or Neutral See Figure 3 10 To turn the eccentric first loosen the bolt in the pump control arm and the nut and bolt fastening the eccentric to the pump control arm With both Traction Levers latched in Neutral start engine Turn eccentric slightly clockwise or counter clockwise until wheels stop rotating Tighten control arm bolts and eccentric nut and bolts Check for wheel rotation Repeat eccentric adjustment if needed DLEBAR 2 e a a ROTATE ECCENTRIC CLOCKWISE OR COUNTER CEQCKWISE TANK HANDLEBAR 77 SUPPORT BRACKET SHOWN PHANTOM 1 2 LEFT SIDE OF MACHINE SHOWN 7 i A FIGURE 3 10 SECTION 3 OPERATING INSTRUCTIONS 3 9 CUTTING HEIGHT ADJUSTMENT Fixed Decks The Mower has three methods of adjusting cutting height listed as follows 1 Moving position of BLADE on cutter spindle shaft 2 Moving position of CASTER WHEEL on support 3 Moving position of MOWER DECK on power unit WARNING DO NOT attempt any maintenance adjustments or service with the engine running Stop engine Stop blades Latch Traction Controls in neutral Move lever to SLOW Remove key Speed Control Disconnect spark plug wires from spark plugs and secure wires away from spark plugs Engine and components are HOT Avoid serious burns allow all parts to cool before working on machine 3 10 ADJUSTING CASTER WHEELS The Caster Wheel Assembly has four 4 1 2 and one
45. orized 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 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 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 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 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 two 2 years from p
46. r the safety 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 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 1 Place right and left Traction Levers in the Neutral position and latch Move the Blade Clutch Switch to the position Refer to Section Starting and Operation Start engine 2 Hold Operators Presence Control against handle DO NOT move the Traction Levers to the Unlatched position 3 Move Blade Clutch Switch to the On position Release Operator s Presence Control The engine and blades must begin to stop Move Operator s Presence Control against handle before engine and blades come to a complete stop 4 Move Blade Clutch Switch to the Off position 5 In an open area with blades move Speed Control Lever selecting a slow forward speed Drive machine forward Refer to Section TRACTION SPEED CONTROL 6 Release Operator s Presence Control Engine and machine must begin to stop Move Operator s Presence Control against handle before engine and machine comes to a complete stop Latch Traction Levers in Neutral 7 Key Switch to
47. re OMS eas mo Wo SL ne NEUTRAL pg LATCH WAL HOT pea NOLO MACHINE ON SLOPE FIGURE 2 1A IMPORTANT To roll the machine without the engine running turn both pressure relief valves counter clockwise 1 2 turn Turn valves clockwise to tighten for machine operation PRESSURE RELIEF VALVE 10 FIGURE 2 1B SECTION 3 OPERATING INSTRUCTIONS WARNING DO NOT allow operation of the machine by untrained personnel 3 1 PRE START CHECKLIST Make the following checks and perform the services as required before each start up IMPORTANT Before starting your SNAPPER Pro Hydro machine the hydraulic reservoir and engine MUST be filled to the proper level with oil 3 1 1 HYDRAULIC OIL RESERVOIR Use SAE 10W 30 Fill reservoir with oil until the level comes to within 1 1 2 inches from the top of the filler neck Check on level surface with engine off See Figure 3 1 OIL FILL LINE 4 1 2 HYDRAULIC OIL RESERVOIR BE ABOVE TOP OF BAFFLE IMPORTANT FLUID LEVEL MUST RESERVOIR CAPACITY IS ONE 1 GALLON DO NOT OVERFILL FIGURE 3 1 3 1 2 ENGINE OIL Add oil as needed to bring up to but not over the FULL mark Refer to the Engine Owner s Manual for oil specifications 1 If required make cutting height adjustments Refer to Section CUTTING HEIGHT ADJUSTMENT 2 Check tires and add air as needed to bring pressure to 25 PSI in front ti
48. rease Replace with Snapper 7014359 See Torque Specifications Engine Manual Engine Manual See Operators Manual Use Medium Duty Oil Use SAE 10W 30 Oil Reservoir capacity 1 Gal GREASE GREASE ZERK LOCATION DAILY WEEKLY 1 on the Hydro Pump Belt Idler Arm Pivot X 1 on each Spindle Housing Total of 2 on 36 Deck amp 3 on 48 52 48 amp 61 Decks 1 each Idler Arm Pivot Total of 1 on 36 Deck 8 2 48 52 48 amp 61 Decks o 1oneachCasterSupportArm Totalof 2 o 1 1 on each Caster Wheel Totalof2 1 on each Traction Control Lever Total of 2 8 HOURS Check Change Engine Oil Daily Clean Air Filter Clean Blower screen Remove Debris from under Be Sharpen Cutter Blades Grease Cutter Spindle Bearings Check Hydraulic Reservoir 40 HOURS Check Tire Pressure Weekly Check Safety Interlock System Grease Traction Control Levers Inspect Traction Lock for Wear Change Engine Replace Air Filter Grease Caster Wheel Bearings Grease Caster Wheel Pivot Grease Arm Pivots 200 HOURS Monthly Check all Fasteners for Proper tightness Change Engine Oil Filter Clean and Adjust Spark Plugs Check Belt Tension Lube Controls and Linkages Change Hydraulic Oil and Filter MAINTENANCE REPLACEME
49. res and 12 15 PSI in rear tires 3 Check Guards Deflectors and Belt Covers to make sure all are in place and secure 4 Check condition of Cutter Deck Belt s If damaged replace before operating machine Refer to Section CUTTER DECK BELT REMOVAL 5 Clean Interior and Exterior surfaces of Cutting Deck and clean Engine of any accumulation of dirt grass etc Keep Engine Air Intake Screens and Cooling Fins clear at ALL times 6 Check Engine Oil Reservoir and add as needed to bring level up to but not over the FULL mark Refer to Engine Owners Manual for specifications 11 WARNING A Use approved fuel container DO NOT smoke near open fuel container DO NOT fill fuel tank indoors or when engine is running Allow engine to cool for at least ten minutes before refilling Wipe off any spilled fuel before starting engine DO NOT run engine indoors 7 Add fuel to tank after pushing the machine outside where FUMES can be dissipated Make sure Fuel Tank Cap is tightened after refueling Refer to Engine Owners Manual for Fuel specifications 3 1 3 BEFORE OPERATING Be thoroughly familiar with ALL controls and know how to use them before operating the mower Know beforehand how to STOP the Traction Drive Wheel Motors Mower Blades and Engine in preparation for a possible emergency 3 2 SAFETY INTERLOCK SYSTEM CHECKS This machine is equipped with an electrical safety interlock system that is provided fo
50. service with the engine running Stop engine Stop blades Latch Traction Levers in neutral Move lever to SLOW Remove key Speed Control Disconnect spark plug wires from spark plugs and secure wires away from spark plugs Engine and components are HOT Avoid serious burns allow all parts to cool before working on machine NOTE All Mid Size Machines should be tilted with Engine Carburetor side UP 4 3 MACHINE SPEED CONTROL RANGES 4 3 1 TO CHANGE MACHINE SPEED RANGES 1 Move Traction Control Levers and Neutral Latch Lever into neutral 2 Turn Key to STOP position and remove Key from Ignition Switch 3 Remove Hairpins from Swivels on Traction Control Arms on Right and Left Hand side See Figure 4 5 4 Push Swivel out from each Traction Control Arm and insert Swivel into newly selected speed range No adjustment should be necessary to maintain neutral setting after changing speed range If machine does require adjustment Refer to Section TRACTION CONTROL NEUTRAL ADJUSTMENT 5 Start the Engine and resume using the Machine at the newly selected speed range 22 HIGH SPEED 0 6 MPH MEDIUM SPEED 0 4 2 MPH SWIVEL LOW SPEED 0 2 5 MPH N gt 4 TRACTION CONTROL Pa ROD SELF LOCK COTTER PIN TRACTION CONTROL ARM FIGURE 4 5 WARNING A The SNAPPER Pro Hydro Mowers have a Transport Speed which allows the machine to travel forward at a speed of 6 MPH it is NOT to be used while walking Use th
51. tric slightly clockwise or counter clockwise until wheels stop rotating Tighten control arm bolts and eccentric nut and bolts Check for wheel rotation Repeat eccentric adjustment if needed SECTION 5 MOWER ATTACHMENT SERVICE 5 1 CUTTER DECK BELT REMOVAL amp INSTALLATION 5 1 1 36 CUTTING DECK BELT REMOVAL 1 Move Mower onto a smooth level surface Turn Ignition Key to STOP position remove Key disconnect Spark Plug Wire and secure Wire away from Spark Plug 2 Remove Mower deck belt cover 3 Remove Idler Tension Spring and swing Idler away from belt 4 Remove old belt from Spindle Pulleys and Electric Clutch Pulley See Figure 5 1 2252 ELECTRIC CLUTCH IDLER PULLEY NC SPINDLE PULLEYS FIGURE 5 1 2 36 CUTTING DECK BELT INSTALLATION 1 Route new belt to Electric Clutch Pulley 2 Route new belt around Spindle Pulleys as shown in Figure 5 1 3 ove against belt and reattach Tension Spring 5 1 3 48 52 REMOVAL 1 ove Mower onto a smooth level surface Turn gnition Key to STOP position remove Key disconnect Spark Plug Wire and secure Wire away rom Spark Plug 2 Remove Mower deck belt cover 3 Remove right hand Idler Tension Spring and swing dler away from belt See Figure 5 2 amp 61 CUTTING DECK BELT 5 1 4 48 52 amp 61 CUTTING DECK BELT INSTALLATION 1 Route new belt for 48 cutting deck for 52 cutting deck and for 61 cuttin
52. ttachments approved by SNAPPER Keep people and pets out of mowing area Immediately STOP blades STOP engine and Stop machine if anyone enters the area DO NOT operate machine unless all shields deflectors Switches blade controls and other safety devices are in place and functioning properly Make sure all safety decals are clearly legible Replace if damaged Continued From Previous Page 10 Protect yourself when mowing and wear appropriate clothing including safety glasses long pants ear protection hardhat and substantial footwear with good traction Long hair loose clothing or jewelry may get tangled in moving parts 11 Know how to STOP blades and engine quickly in preparation for emergencies 12 Use extra care when loading or unloading the machine into a trailer or truck 13 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 care in handling gasoline Gasoline is extremely flammable and the vapors are explosive 1 Extinguish all cigarettes cigars pipes and other sources of ignition 2 Use only an approved fuel container 3 DO NOT remove fuel cap or add fuel with the engine running Allow the engine to cool before refueling 4 DO NOT refuel the machine indoors 5 DO
53. uched Razor sharp Blades will chip easily and dull quickly Commercial balancers are available and should be used in accordance with the manufacturer s instructions 6 Balance each Blade after sharpening by grinding metal from the heavy end of the blade 7 Place the Blade mounting bolt into Blade and place Blade spacers over bolt Make certain each blade is installed with the same amount of spacers removed 8 Install Blade mounting bolt with spacers and blade into spindle 9 install an equal amount of Blade spacers onto each Blade mounting bolt 10 install the Blade mounting nut on each Blade mounting bolt See Figure 5 6 11 Torque each Blade mounting bolt and nut to 70 80 foot pounds HEIGHT ADJ t SPACERS MOUNTING BOLT FIGURE 5 6 AIR LIFT BLADE ncm BEVELED WASHER TIGHTEN TO 70 80 FOOT POUNDS SECTION 5 MOWER ATTACHMENT SERVICE 5 3 MOWER SPINDLES Field Serviceable Spindles IMPORTANT Spindle housing must be filled with BEARING REPLACEMENT grease before operating mower Failure to fill the event that a spindle bearing requires housing will cause premature bearing failure replacement the SNAPPER Field Serviceable Spindles have been designed so that no special tools or presses are required 1 Remove belt Loosen blade nut and remove Allow blade bolt washer blade and four spacers to drop down out of the spindle housing See Figure 57 REMOVE NUT REMOV
54. urchase date for the original purchaser s non rental use and ninety 90 days from the purchase date for the original purchaser s rental use and up to the extent permitted by law 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 McDonough Georgia 30253 29 SNAPPER PRODUCT REGISTRATION FORM IMPORTANT KEEP THIS INFORMATION FOR YOUR PERSONAL RECORDS Complete the following information on your Snapper purchase Model Number Serial Number Date of Purchase Retailer Retailer s Phone Number It is very important that you register your purchase with Snapper to ensure warranty coverage Please mail your product registration card to
55. ure 5 3 2 Install cutting deck belt according to CUTTING DECK BELT INSTALLATION 5 2 CUTTING BLADE SERVICE Check Blades at frequent intervals to insure they are securely tightened and in good condition Replace if chipped bent or notched See Figure 5 4 for Blade wear limits m d NEW BLADE WEAR LIMIT NOTCH STARTS DANGEROUS CONDITION DO NOT USE ON MOWER lt REPLACE WITH NEW BLADE FIGURE 5 4 1 Use the following chart for ordering replacement Blades for the 36 48 52 and 61 cutting decks STANDARD BLADE REPLACEMENT 36 DECK 48 DECK 52 DECK 61 DECK 7029246 7029247 7029246 7029251 5 2 1 BLADE REMOVAL AND SHARPENING 1 Move the Mower to a smooth level surface turn the Ignition Key to STOP position remove Key disconnect Spark Plug Wire from Spark Plug and secure Wire away from Plug 2 Remove Blades A WARNING Take NOTE of the number of Blade Spacers tha are under the Blade Mounting Nuts and on the Spindle side of the Blade 3 Clean and inspect each Blade for excessive wear and damage See Figure 5 4 for Blade wear limits 25 4 Refer to the STANDARD BLADE REPLACEMENT chart above for correct SNAPPER replacement Blades 5 Should Blades be in acceptable condition sharpen at 22 to 28 degrees See Figure 5 5 HEAVY END OFBLADE 72928 BLADE ORIGINAL CUTTING EDGE FIGURE 5 5 NOTE When sharpening Blades leave 1 64 unto
56. urs of operation grease spindle housing to insure it is full then every 25 hours 26 SECTION 6 BATTERY SERVICE amp TESTING 2 A hydrometer measures the specific gravity of each WARNING A cell The specific gravity tells the degree of charge Shield the positive terminal with terminal cover generally a specific gravity of about 1 265 to 1 280 located on battery harness This prevents metal from indicates full charge A reading of 1 230 to 1 260 touching the positive terminal which could cause indicates the battery should be charged before sparks Cables must be connected to battery testing The chart on the next page shows the charge terminals in the proper position RED Positive level as measured by syringe float hydrometer digital cable must go to the terminal BLACK Negative voltmeter and five ball hydrometer cable must go to the terminal 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 BATTERY REMOVAL 6 1 Remove battery retainer 2 Slide terminal cover away from positive terminal 3 Observe and note cable positions on battery 4 Disconnect cables from battery terminals disconnecting BLACK Negative cable first then disconnect RED Positive last Retain mounting bolts
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