Safety Instructions & Operator's Manual for PRO HYDRO WALK BEHIND MOWERS MID-SIZE SERIES 3 POWER UNIT MOWER MODELS SPLHI53KW SPLH173KW MODEL NUMBER I islPI SPA361 SPA481 SPA521 SPA611 EXPLANATION LIHIlSl 3 IK_Vl MODEL DESIGNATION MODEL TYPE MODEL OPTION DRIVE SYSTEM TYPE S - Snapper Commercial P - Pro Mid Size Model UNIT MODELS ENGINE TYPE SERIES DESIGNATION ENGINE HP Model ENGINE HORSE POWER 15 - 15.0 Engine HP 17 - 17.
IMPORTANT SAFETY INSTRUCTIONS WARNING: This powerful cutting machine is capable of amputating hands and feet and can throw objects that can cause injury and damage! Failure to comply with the following SAFETY instructions could result in serious injury or death to the operator or other persons. The owner of the machine must understand these instructions and must allow only persons who understand these instructions to operate machine.
A IMPORTANT SAFETY INSTRUCTIONS A PREPARATION OPERATION (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.
A IMPORTANT SAFETY INSTRUCTIONS MAINTENANCE 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 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.
TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS .................................................................................. TABLE OF CONTENTS ............................................................................................................... SECTION 1 - FAMILIARIZATION ................................................................................................ 2-4 5 6 SECTION 2 - SAFETY MESSAGES, SYMBOLS AND CONTROLS ....................................
SECTION 1 - FAMILIARIZATION RIGHT HAND TRACTION LEVER OPERATOR'S SPEED CONTROL LEVER LEFT HAND TRACTION LEVER BLADE CLUTCH CONTROLSWITCH PRESENCE CONTROL CONTROL(OPC) FILLER CAP NEUTRAL LATCH FUELTANK KEY SWITCH STARTER FILL/CHECK HYDRAULIC (Hydraulic CAP AIR FILTER Reservoir) PUMPS (Not Shown) FUEL SHUT-OFF ROPE REARTIRES DECK HEIGHT ADJUSTING CRANK COVER RETAINING KNOBS J VALVE (Not Shown) t" HYDRAULIC DRIVE MOTOR (Behind Each Rear Wheel) CASTER WHEEL ASSEMBLY FRONT TIRES DISCHAR
SECTION 2 - SAFETY MESSAGES AND SYMBOLS ! IMPORTANT SAFETY AND OPERATING INSTRUCTIONS ! READ, UNDERSTAND AND FOLLOW INSTRUCTIONS AND WARNINGS THIS MANUAL, AND ON THE MACHINE, ENGINE AND ATTACHMENTS.
SECTION 2 - SAFETY MESSAGES AND SYMBOLS FORWARD I BLADES ENGAGED"ON" I SPEED RANGE SETTING 1 ''OFF''SQUEEZE LEFT TRACTION FOR LEFT LEVER TURN 1 [ BLADES DISENGAGED RIGHT TRACTION LEVER SQUEEZE FOR RIGHT TURN "STOP ENGINE....
SECTION 2 - SAFETY MESSAGES AND SYMBOLS DANGER! ROTATING BLADES KEEP CHILDREN AND OTHERS OUT OF MOWING AREA ENGINE AND COMPONENTS ARE HOT.
SECTION 2 - CONTROLS 2.2 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 A. Engine Speed Control B. Keyswitch C. Operator's Presence Control (OPC) D. Engine Recoil Starter Handle (Not shown) BLADE AND TRACTION CONTROLS 1. 2. 3. 4. Blade Clutch Control Switch R.H. Traction Lever L.H.
SECTION 3 -OPERATING T WARNING allow operation personnel. 3.1 PRE-START INSTRUCTIONS of the machin 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. CHECKLIST Make the following checks and perform the services as required before each start-up. 7.
SECTION 3 -OPERATING 3.3 INSTRUCTIONS 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. CHOKE POSITION ENGINE SPEED LEFT HAND TRACTION LEVER RIGHT HAND TRACTION LEVER / FIGURE 3.3 WARNING DO NOT leave machine with the engine running. STOP engine. STOP blades.
SECTION 3 -OPERATING INSTRUCTIONS WARNING WARNING 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.
SECTION 3 -OPERATING INSTRUCTIONS 3.8 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.
SECTION 3 -OPERATING 3.8 HANDLE HEIGHT INSTRUCTIONS ADJUSTMENT STEP 7: Adjust swivel (Clockwise or CounterClockwise) until the pin on the swivel aligns perfectly with the hole in the traction control arm. The traction (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.
SECTION 3 -OPERATING 3.9 CUTTING HEIGHT INSTRUCTIONS ADJUSTMENT NOTE: Remove (or add) Spacers by rotating slots so they align with the flat area on Caster Shaft. (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. / SLOT SPACERS WARNING DO NOT attempt any maintenance, adjustments or service with the engine running.
SECTION 3 -OPERATING 3.12 ADJUSTING FIXED DECK INSTRUCTIONS ATTACHMENT SPACERS 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.
SECTION 4 - ENGINE TROUBLESHOOTING SYMPTOM PROBLEM SOLUTION Engine does not start.. Key OFF. Fuet 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. Turn Keyto Run. 12 Fill Fuel Tank. 11 Open Fuel Shut-Off. 12 Put Engine Throttle Control to FAST (Rabbit) 12 position.
SECTION 4 - SERVICE & LUBRICATION INFORMATION ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, TRACTION LEVERS Lubricate each with 1-2 shots of grease every 25 hours of operation. CONTROLS IN-LINE FUEL FILTER (Not Illustrated) Replace every 100 & LINKAGES Before each mowing period, coat all wear points, hinge points and sliding parts with medium duty oil. INTERLOCK SWITCHES Inspect switches for ease of operation • ENGINE Change Oil Fi{ter after first 5 hours of operation.
SECTION 4 - SERVICE & LUBRICATION HOURS BREAK-IN 8 HOURS (Daily) 40 HOURS (Weekly) 200 HOURS (Monthly) INFORMATION PROCEDURE COMMENTS Check all fasteners for proper tightness Change Engine Oil and Filter at 5 hours .............................. See engine manual Change Hydraulic Oil and Filter at 25 hours ........................ Use SAE 10W-30. Reservoir capacity 1 Gal. Check/Change Engine Oil ...................................................
SECTION 4 - SERVICE FULL when the Oil is 1-1/2" from the top of the filler neck as shown in Figure 3.1. 2. Before removing parts from the Hydraulic System, check to make sure another part of the machine is not causing the problem. Look for: A. Loose Drive Belt. B. Improperly set or bad Idler Pulley. C. Loose or lost set screws and/or sheared Keys in Pulleys. D. Pump Release loose. E. Oil saturated Drive Belts. WARNING Once blades are disengaged, they should come to a complete stop in 7 seconds or less.
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.
SECTION 4 - SERVICE 4.4 TRACTION CONTROL NEUTRAL 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.
SECTION 5 - MOWER ATTACHMENT 5.1 CUTTER DECK BELT REMOVAL & ELECTRIC RIGHT INSTALLATION HAND 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.
SECTION 5 - MOWER ATTACHMENT SERVICE 5.1.5. SPINDLE TO SPINDLE DECK BELT INSTALLATION - 48", 52", & 61" CU'I-rlNG DECKS 4. Refer to the STANDARD chart above for correct Blades. 1. Route new belt for 48" cutting deck, 52" cutting deck, and 61" cutting decks, onto bottom ,qroove of center Spindle Pulley and Ieft hand Spindle Pulley. See Figure 5.3. 2. Install cutting deck belt according to CUTTING DECK BELT INSTALLATION. 5. Should Blades be in acceptable condition, sharpen at 22 to 28 degrees.
SECTION 5 - MOWER ATTACHMENT SERVICE 5.3 MOWER SPINDLES (Field Serviceable Spindles) BEARING REPLACEMENT In the event that a spindle bearing requires 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 5.7. IMPORTANT: Spindle housing must be filled with grease before operating mower.
SECTION 6 - BATTERY SERVICE & TESTING 2. WARNING 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. 6.1 1. 2. 3. 4. 6.2 BATTERY BATTERY INSTALLATION 3. Reinstall battery retainer and positive terminal cover. 1. 2. 3.
SECTION 6 - BATTERY SERVICE & TESTING 6,5 NEW BATTERY WARNING PREPARATION DO NOT attempt to service or charge the battery I while it is installed in the machine. DO NOT usel "BOOST" chargers on the battery. 1. Remove battery from carton. 2. Place battery in a well ventilated area on a level nonconcrete surface. 3. Remove battery cell caps. FilI cells as required with electrolyte (purchased separately) to proper level. Filling battery with electrolyte wilI bring the battery to 80% charged state. 4.
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.
SNAPPER PRODUCT REGISTRATION IMPORTANT: KEEP THIS INFORMATION (Complete Model the following FORM FOR YOUR PERSONAL RECORDS information on your Snapper purchase) purchase Snapper Number Serial Number Date of Purchase Retailer Retailer's Phone It is very warranty Snapper Number important coverage. Please you register You can contact your mail your product at P.O. Box 1379, McDonough, Or you may register Service that registration Georgia to ensure card to: 30253.
PRIMARY MAINTENANCE an illustration of how dirt can dama & how naintenance can protect it! Snapper uses the best available engines and components In their products In order to _= provide long, satisfactory service. However, proper • = care Is essential In "" prolonging engine life.
PRIMARY MAINTENANCE Ilrt will quickly ruin an engine, manufacturers equip their englnse with extremely efficient air cleaners to the harmful dirt, gulp about 12,000 gallons of air for every gallon used. Because of Its working environment, the air available to your Snapper engine Is " heavily saturated with airborne dirt particles. As the dirt particles are stopped, they build up and begin to clog the outside of the filter.
PRIMARY MAINTENANCE Air Is also needed to keep your engine cool. Dirt, dust & debris build 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 be removed at least once each season or more often under dry, dusty conditions for a thorough cleaning of fins. Generally, wash foam-type filters In a dlshwashlng detergent and water solution. Rinse and wring dry, then saturate with oll and squeeze out excess.
PRIMARY MAINTENANCE On 2-cycle engines, lubrication must be provided by an exact mixture of gasoline and 2-cycle slr-cocled engine oil. A 2-¢yota engine that Is mistakenly run on strelght gasoline will be ruined In less than 5 mlnutasl If you keep straight gsaollne In addition to pre-mlxed 2-cycis engine fuel, be sure the containers are clearly marked to avoid mix-up. Snapper 2-cycle englnas require a 32 to 1 mixture of gasoline and BIA ceritfisd TC-W aU such as Snapper's 2-cycle engine oil Many of the 2.
SERVICE NOTES 35
Safety Instructions & Operator's Manual for 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.
