Snapper FC1242 Lawn Mower User Manual
Contents
1. 14 After the first 5 hours of operation grease spindle housing to insure it is full then every 25 hours DRIVELINE REPAIR The driveline shielding system is critical to the safety of the operator and others Inspect the driveline shield and mower shield If the driveline guard does not rotate freely from the shaft displays signs of deterioration or damage or the safety signs are missing or illegible parts must be repaired or replaced 4 4 1 Driveline Shield The driveline shields will have to be removed to replace shield components shield bearings or U joint bearings 1 Disconnect driveline from tractor and mower Slide driveline apart Work on one end at a time NOTE Tractor end flexible cone shield bearings and plastic tubes are different from those on the mower end 2 Locate three locking tabs in flexible cone While pushing down on cone press in the three locking tabs Slide cone down on plastic tube when unlocked See Figure 4 7 3 LOCKING TABS LOCATED AROUND SMALL END OF CONE PLASTIC TUBE FLEXIBLE CONE FIGURE 4 7 Continued on next page SECTION 5 ADJUSTMENTS amp REPAIR 4 4 DRIVELINE REPAIR Continued from previous page 3 Remove cone tube and the shield bearing from the yoke Discard worn or damaged components Replace with new genuine SNAPPER replacement parts 4 Apply liberal amount of grease to the shield bearing and place in groove on yoke 5 Slide plastic tube over drive shaft2. 3 4 5 Driveline rotating shield bearings SECTION 5 ADJUSTMENTS amp REPAIR A WARNING A DO NOT attempt any maintenance adjustments or service with the engine or blades running STOP engine STOP blades SET brake REMOVE key Allow all machinery to stop before leaving operators position or approaching mower 4 1 MOWER BELT REPLACEMENT 1 Remove belt cover from mower NOTE Belt routing diagram is located on the deck 2 Carefully roll belt out of groove and off left spindle pulley 3 Remove old belt A WARNING A Use CAUTION removing old belt Belt is under spring tension 4 Route new belt as shown in Figure 4 1 leaving belt off of left spindle pulley 5 Remove all slack from belt and pull towards left pulley At same time rotate clockwise allowing belt to roll onto the groove on the pulley FIGURE 4 1 4 2 MOWER BLADE SHARPENING amp REPLACEMENT 4 2 1 Blade Wear Limits 1 Inspect blades before each use for signs of excessive wear or damage See Figure 4 2 A WARNING A DO NOT use a blade that has worn beyond the wear limit Blades are sharp and can cause severe injury Wear heavy gloves when handling or working around blades NEW BLADE WEAR LIMIT NOTCH STARTS DANGEROUS CONDITION DO NOT USE ON MOWER REPLACE WITH NEW BLADE FIGURE 4 2 11 4 2 2 Blade Sharpening 1 Inspect blades If the blade has not been damaged and it has not worn beyond the wear limit it
3. Align slots in plastic tube with tabs on plastic bearing 6 Slide flexible cone onto plastic tube Carefully align cone with plastic bearing while keeping bearing in yoke groove and bearing tabs in plastic tube slots 7 Pull up and tap on cone until all three locking tabs have locked 8 Verify that locking tabs are fully seated and locked 9 The shield should rotate freely from shaft IMPORTANT When replacing a driveline guard make sure that it has the DANGER ROTATING DRIVELINE safety label in place before operating See Figure 4 8 10 Lubricate after re assembly A DANGER ROTATING DRIVELINE HAZARD KEEP AWAY To prevent serious injury or death from rotating driveline 1 Keep all guards in place when operating 2 Operate only at 540 RPM 3 Keep hands feet clothing and hair away from moving parts 72051 FIGURE 4 8 13 SNAPPER 1 YEAR LIMITED WARRANTY For one 1 year from purchase date for the original purchaser s commercial or other non residential use SNAPPER through any 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 a SNAPPER dealer under this warranty must be paid by the purchaser This warranty does not cover any mower or component part that has been
4. damaged as a result of accident alteration abuse improper lubrication normal wear or any 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 There is no other express warranty DISCLAIMER OF WARRANTY Implied warranties including those of merchantability and fitness for a particular purpose are limited to one 1 year from purchase date for the original purchaser s 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 777 McDonough Georgia 30253 14 Safety Instructions amp Operator s Manual
5. for SNAPPER 73 FINISHING MOWER CATEGORY ONE 3 POINT HITCH Q W ARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm SNAPPER GA 30253 U S A Seet 1998 SNAP ALL RIGHTS RESERVED MANUAL No 7 2074 I R 11 16 98
6. may be sharpened See Figure 4 2 2 Remove blade by removing the nut from the blade bolt Allow the blade bolt blade washer blade and four blade spacers to drop down out of the spindle housing See Figure 4 3 FOUR BLADE SPACERS e BLADE WASHER e BLADE BOLT FIGURE 4 3 3 Remove bolt washer and spacers from blade Sharpen existing cutting edge only at an angle of 22 to 28 degrees DO NOT sharpen beyond existing cutting edge See Figure 4 4 FIGURE 4 4 4 Check the balance of the blade after sharpening Correct as required by removing material from the end not cutting edge of the blade 5 Install blade paying close attention to the assembly sequence shown in Figure 4 3 6 Torque blade bolt and nut to 60 to 75 ft Ibs 4 2 3 MOWER BLADE REPLACEMENT 1 If blades are worn beyond the limit or have been damaged they must be replaced See Figure 4 2 2 Remove blade as instructed in Mower Blade Sharpening above 3 Install new blade following assembly sequence carefully See Figure 4 3 4 Torque blade bolt and nut to 60 to 75 ft Ibs 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 sp
7. mower belt The mower belt does not require adjustment Visually check belt for signs of deterioration Replace as required See section Mower Belt Replacement for instructions 3 2 4 Inspect and lubricate driveline A WARNING A Contact with rotating driveline can cause death A high percentage of driveline injuries occur when safety shielding is missing or not functioning Frequent inspections and proper properly maintenance is essential for the safety of the operator and others STOP engine STOP blades REMOVE key Allow all machinery to stop before approaching 3 2 4 1 Inspect driveline tractor and mower shields All shielding must be in place and functioning properly Be sure the driveline shielding is not damaged and that shields rotate freely on the driveline See section Driveline Repair for instructions 10 3 3 3 4 3 2 4 2 Lubricate U joint bearings Rotate flexible cone shield to align access hole with grease fitting Apply 2 to 3 shots of General Purpose grease from a grease gun 3 2 4 3 Lubricate driveline shield bearings Locate grease fitting on flexible cone shield Apply 2 to 3 shots of General Purpose grease from a grease gun 3 2 4 4 Lubricate driveline telescoping tubes Slide driveline apart Wipe male surface of tube with grease Carefully insert tubes making sure that the driveline shields are aligned and not binding 3 2 5 LUBRICATE MOWER COMPONENTS 3 2 5 1 Mower spind
8. 11 Mower Blade Replacement Sharpening csseccsecceeseessseeeeseeeeneeeeseeeseseeeenseeeeenees 11 Mower Spindles Bearing Replacement cssccssecceseeesseeeeseeeeeeeeeseesesneeeenseeeeeeees 12 Driveline Repair ee EES Eed 12 13 WARRANTY ee 14 IMPORTANT The IMPORTANT SAFETY INSTRUCTIONS on pages 2 amp 3 of this manual provide safe operating instructions and warnings for powered lawn mowers You must refer to your tractor manual for safe operating instructions and warnings for your tractor SECTION 1 FAMILIARIZATION BELT SPINDLE COVER DEFLECTOR DECK LYNCH PIN CASTER WHEEL 1 1 INTRODUCTION This manual has been prepared for the operators of the SNAPPER 73 Finishing Mower Its 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 and 3 of this manual ALL Safety messages on the 73 Finishing Mower and all Safety messages which accompany and are attached to your tractor GEAR BOX DA PN DRIVESHAFT GUARD REAR HITCH BARS TOP HITCH iy e LINKS My Sg FRONT HITCH BARS E Ph PIVOTING HITCH DRIVELINE COUPLING CUTTING RING HEIGHT SPACERS 1 2 NOMENCLATURE The nomenclature information above shows specific components of the SNAPPER 73 Finishing Mower It is recom
9. 5 STARTING amp OPERATING THE MOWER Refer to the tractor Operator s Manual for starting and operating instructions for the tractor Be familiar with all controls Know how to stop the tractor amp mower quickly in case of an emergency A WARNING A DO NOT operate mower in transport position All mower caster wheels must be in contact with the ground before blades are engaged 2 5 1 Transport tractor amp mower with blades off to area to be cut 2 5 2 Lower mower until all four caster wheels are on the ground 2 5 3 Select a slow ground speed until you become familiar with the operation of the mower Adjust forward speed if desired within safe cutting conditions 2 5 4 Engage tractor Power Take Off PTO slowly to engage mower blades 540 rpm Power Take Off PTO speed is required A WARNING A DO NOT exceed 540 RPM Power Take Off PTO speed 2 6 STOPPING MOWER Refer to tractor manual for details on the operation of the PTO 2 6 1 Stop tractor Bring engine to idle 2 6 2 Disengage tractor PTO A WARNING A DO NOT leave machine with engine running STOP engine STOP blades Set brake REMOVE key Allow all moving parts to stop before leaving operator s position Place mower on ground DO NOT leave in transport position 2 6 3 Stop engine Set tractor brake Remove key Allow all machinery to stop before leaving the operators position A WARNING A DO NOT park mowing equipment on slopes S
10. 90 EP gear lubricant To check the level remove the breather filler plug located on the top of the gear box If lubricant is needed the driveshaft guard covering the gear box will have to be removed Add fluid as needed to fill Install breather filler plug and driveshaft guard See Figure 2 REMOVE BREATHER FILLER PLUG TO CHECK FLUID LEVEL DRIVESHAFT GUARD SERVICE POSITION ji s Sa BR FIGURE 2 A WARNING A Driveshaft guard must be down and securely attached before operating mower B Mower Spindle Housings Locate the grease fitting on the front of each of the three spindle housings Add grease Kendall NLGI No 2 Lithium grease using grease gun until grease purges out of spindle housing vent NOTE The spindle housing vent is located on the housing below the mower deck surface See Figure 3 C Idler Arm Pivot Locate grease fitting on idler arm Add 1 to 3 shots of grease as needed from the grease gun See Figure 3 IDLER ARM PIVOT FIGURE 3 SECTION 2 SET UP INSTRUCTIONS FOR SNAPPER 73 FINISHING MOWER D Caster Bushings amp Wheel Bearings Locate the four caster bushing grease fittings Add 1 to 3 shots of grease as needed from the grease gun Locate grease fittings in hub of caster wheels Add 1 to 3 shots of grease as needed from the grease gun See Figure 4 CASTER BUSHING GREASE FITTING CASTER WHEEL Ge HUB GREASE FITTING FIGURE 4 STEP 4 Remove
11. ECTION A MAINTENANCE A WARNING A DO NOT attempt any maintenance adjustments or service with the engine or blades running STOP engine STOP blades SET brake REMOVE key Allow all machinery to stop before position or approaching mower leaving operators 3 1 INTRODUCTION Proper maintenance is extremely important Failure to perform the following maintenance can adversely affect the performance of the mower decrease the life of the mower and can cause the mower to be unsafe to operate Perform the following steps at the recommended intervals Inspect the mower frequently for loose missing damaged and worn components Fix or replace those components immediately To retain the original quality of the FM7300 Finishing Mower use only genuine SNAPPER replacement parts Contact a local SNAPPER Dealer for parts amp service assistance SNAPPER recommends returning the mower to an authorized SNAPPER Dealer annually for inspection and addition of any new devices which might upgrade the safety of the mower 3 2 SERVICE AFTER FIRST 5 HOURS 3 2 1 Inspect mower Carefully inspect entire mower for loose missing damaged and worn components All guards shields and deflectors must be in place Repair and replace as required 3 2 2 Inspect mower blades Check blades for flatness sharpness wear and damage See section Mower Blade Repair Replacement for blade wear limits sharpening and replacement instructions 3 2 3 Inspect
12. Safety Instructions amp Operator s Manual for SNAPPER 73 FINISHING MOWER CATAGORY ONE 3 POINT HITCH MODEL Thank you for buying a SNAPPER Product Before operating your finishing mower read this manual carefully and pay particular attention to the IMPORTANT SAFETY INSTRUCTIONS on Pages 2 amp 3 The IMPORTANT SAFETY INSTRUCTIONS on pages 2 amp 3 of this manual provide general safe operating practices and warnings for operating powered lawn mowers You must refer to your tractor manual for specific operating instructions and warnings for your tractor Remember that all power equipment can be dangerous if used improperly Also keep in mind that SAFETY requires careful use in accordance with the operating instructions and common sense SNAPPER GA 30253 U S A COPYRIGHT 1998 SNAPPER INC ALL RIGHTS RESERVED MANUAL No 7 2074 I R 11 16 98 IMPORTANT SAFETY INSTRUCTIONS WARNING This finishing mower 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 finishing mower must understand these instructions and must allow only persons who understand these instructions to operate the finishing mower Each person Operating the finishing mower must be of sound mind and body and must not be under the influence of any substanc
13. ason DO NOT transport mower with mower blades rotating DO NOT exceed the recommended operating speed of mower driveline DO NOT stand on mower or driveline DO NOT exceed the safe working angle of the driveline Make sure blades have stopped rotating before lifting mower DO NOT enter the area between the tractor and the mower until all rotating parts have stopped STOP tractor STOP engine STOP blades Set brake Remove key DO NOT allow children or others to stand sit or ride on finishing mower DO NOT lift people or objects with the finishing mower MAINTENANCE 1 2 3 Keep all bolts nuts and screws properly tight Check that all cotter pins are in proper position Lubricate mower at intervals specified in manual Mower blades are sharp and can cut Wrap the blades or wear heavy leather gloves and use CAUTION when handling them Have mower serviced by an authorized SNAPPER dealer at least once a year and have the dealer install any new safety devices Use only genuine SNAPPER replacement parts on finishing mower to assure that original safety standards are maintained DO NOT work under the mower when lifted unless it has been securely blocked to prevent the mower from falling or moving Disconnect driveline from tractor before doing any work on mower TABLE OF CONTENTS IMPORTANT SAFETY INSGTRUCTIONG see 2 3 TABLE OR OHRTL ENT 4 SECTION 1 FAMILIARIZATION 0 eeeeeeeeeeeeeeeeeeeeeeeeeeeee
14. cts 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 H you cannot back up the slope or if you feel uneasy on it DO NOT mow it Use extra care when using the finishing mower it can change the stability of the tractor 1 DO NOT operate mower on slopes exceeding 15 degrees 27 grade 2 Exercise EXTREME CAUTION on slopes above 10 degrees 18 grade Turn blade OFF when traveling uphill Use first speed and avoid sudden or sharp turns 3 DO NOT mow back and forth across face of slopes Mow up and down PROTECTION AGAINST TIPOVERS Continued From Previous Column 4 AVOID uphill starts If you stop mowing while going uphill or tires lose traction turn blade OFF and back slowly down the slope 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 KEEP A SAFE DISTANCE at least 3 feet away from edge of ditches and other drop offs The mower could turn over if an edge caves in 7 Always begin forward motion slowly 8 This mower attachment can affect the handling and stability of the tractor Counter weights may be required Contact the tractor dealer or tractor manufacturer for recommended safe practice before operating 9 DO NOT mow on wet grass Reduced tracti
15. driveline from shipping carton Carefully inspect driveline for any signs of damage Driveline shields must turn freely The driveline is supplied with an Operator s and Safety Instruction Manual Read this manual carefully Lubricate U joint bearings shield bearings telescoping tubes and locking collars as described in driveline manual before attaching to mower STEP 5 Attach driveline to mower gear box A Twist the knurled coupling ring on the U joint See Figure 5 TWIST COUPLING RING amp SLIDE ONTO GEAR BOX SHAFT FIGURE 5 IMPORTANT The tractor end of the driveline is identified on the driveline shield DO NOT install tractor end of driveline to mower B With the coupling ring twisted slide the drive line onto the gear box shaft Release coupling ring C Tug aggressively on driveline to insure it is fully seated and securely locked onto gear box shaft STEP 6 Inspect the mower to insure that all guards and shields have been installed Check all hardware to insure that it has been securely tightened The discharge deflector must be attached and in the down or closed position before operating WARNING A DO NOT attempt to operate driveline without all guards and shields in place and functioning properly on tractor driveline amp mower SECTION 3 OPERATING INSTRUCTIONS The operator must be familiar with the contents of this manual before attempting to attach or operate this mower There may be s
16. driveline length before engaging Power Take Off PTO A WARNING A DO NOT attempt any adjustments maintenance or service to mower with engine running STOP tractor STOP engine Set Brake REMOVE key Allow all moving parts to stop before approaching mower 2 4 SETTING THE CUTTING HEIGHT 2 4 1 Use tractor hitch to lift mower until all four casters are off the ground 2 4 2 STOP engine Remove key Make sure all moving parts have stopped Support mower securely to prevent it from falling 2 4 3 Adjust cutting height by moving the spacers located on the mower casters Placing more spacers on the bottom will increase the cutting height Removing spacers from the bottom will lower the cutting height Each caster has a total of 6 1 2 slotted spacers to adjust the height of the deck There must always be 6 spacers installed A To remove spacers first remove the Lynch pin and washer from the top of the caster B Raise cutting height by sliding spacer s off of top and installing on bottom Align slotted end of spacer with the two flats on the caster shaft Slide spacer across flats Repeat as needed to raise height SECTION 3 OPERATING INSTRUCTIONS C Push up on caster to remove slack between spacers Install washer and Lynch pin D Reverse procedure to lower cutting height NOTE All casters should have the same number of spacers installed below the caster tube when the cutting height adjustment is completed 2
17. e which might impair vision dexterity or judgment If you have any questions pertaining to the finishing mower 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 Follow the SAFETY instructions provided with your tractor and contact your dealer or the tractor manufacturer if you have any questions pertaining to its safe use PROTECTION FOR CHILDREN Tragic accidents can occur if the operator is not alert to the presence of children Children are often attracted to the mower and the mowing activity 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 2 DO NOT allow children in yard when mower is operated even with the blade OFF 3 DO NOT allow children or other passengers to ride on mower even with the blade OFF They may fall and be seriously injured 4 DO NOT allow pre teenage children to operate mower 5 ALLOW only adults or responsible teenagers with mature judgment under close adult supervision to operate mower 6 BE SURE the area is clear of others before mowing and turn mower OFF if anyone enters the area 7 DO NOT mow in reverse unless absolutely necessary LOOK BEHIND and down for small children before and when backing 8 USE EXTRA CARE when approaching blind corners shrubs trees or other obje
18. eeeeeeees 5 SECTION 2 GETURINGTRUCTIONS een 6 7 SECTION 3 OPERATING INSTRUCTIONG 0 ccccssseseeeeeeeeeeeeeeeeeees 8 9 Mower Preparation c cccceeeeeeeeeseeeeeenseeeeeenseeeeeenseaeeeegseaeeeenseeeeeenseeeeenseeeeeenseeneeenseeneees 8 Tractor Preparation 2 eesdeeg deiere 8 Mower Attachment cccccseeeeeesseeeeeesseeeeeenseceeeensneeeeenseeeeenseeeeesaseeeeeseseeneeseseeeeeseseenoes 8 Setting Cutting Height ccccsccsseccsseeeesseeeseeeseseeeenseeeeeeeeeseaeseseeeeneeeeeseesesnaeseseeenseaes 8 9 Starting amp Stopping Mower cccesccsseeceseeeeeeeeeseeeseseeeenseeeeeeeeeseaesnseeeeeeeeseseeeeneneeeeaes 9 SECTION A MAINTENANCE INSTRUCTIONS eeeeeees 10 Service After First Housse ee Eege aa ama diuinis 10 Checking Mower Blade ccssccsseeeeseessseeseseeeenseeeseeeseseaesaseeeseeeeessaeseseeeenseaeeseees 10 Checking Mower Drive Shaft ccsscssseesseeeeseeeeeseeeseeeseseaeenseeeeseeeeseaeseseeneeeees 10 Lubricating Mower COMPONMENUS cccsceeeesesesseeenseeeeeeneeseaeseseeeeneeeeseaeseseeeenseeeeeeees 10 Mower Gear Box Lubrication cccceccesccesseeeeeeeeeeeeeeseaeseneeeeneeeeseneseseaesneeeeeeseeess 10 Service Every Z r Houre gege eege EES 10 Service TC UE 10 SECTION 5 ADJUSTMENTS AND REPAIR eeeeeees 11 13 Mower Belt Replacement sccseseeeceseeneeeeseeneeeesenneeeesenneeeesenneeseseeneeenseseeeenseenenes
19. h a standard Category 1 three 3 point hitch and 540 rom Power Take Off PTO 2 3 1 Place tractor and mower on level surface Lower tractor 3 point hitch 2 3 2 STOP tractor STOP engine Set parking brake REMOVE key A WARNING A DO NOT get between the tractor and mower when the engine is running STOP tractor STOP engine Set Brake REMOVE key Allow all moving parts to stop before leaving the operators position 2 3 3 Attach lower tractor hitch arms to the pins on the mower pivoting hitch Secure with Lynch pins 2 3 4 Attach the top hitch link to the top hitch link on the mower Adjust the length of the link and insert the pin Secure pin with Lynch pin Tighten locking device on top hitch link 2 3 5 Adjust stabilizer bars on lower hitch arms Refer to tractor manual for proper adjustment procedure 2 3 6 Attach driveline to tractor Power Take Off PTO Twist coupling ring and slide driveline onto tractor PTO shaft Tug aggressively on driveline yoke and insure that it is securely locked into position A WARNING A Tractor Power Take Off PTO shield must be in place before operating mower Driveline must be securely locked to tractor and mower to prevent dangerous disconnect condition 2 3 7 Verify the minimum and maximum working lengths of the driveline The telescoping tubes must overlap at least 1 3 of the length while in use The driveline must not bottom out or disengage during transport Verify
20. indle housing See Figure 4 5 REMOVE NUT REMOVE BELT FROM SPINDLE FIGURE 4 5 2 Remove spindle pulley from spindle shaft 3 Locate circular retaining ring on spindle shaft at top bearing Remove retaining ring Allow spindle shaft to drop out of housing 4 Top and bottom bearings are now removable Pull out on inner race to slide bearing from housing See Figure 4 6 i BEARING i SEAL UP SPINDLE HOUSING i BEARING SEAL DOWN i FIGURE 4 6 5 Thoroughly clean all parts removing all old contaminated grease 6 Install new bottom bearing first 4 4 SHIELD BEARING SECTION 5 ADJUSTMENTS amp REPAIR 4 3 MOWER NOTE The bearing is sealed shielded on one side only The bottom bearing must be installed with the sealed shielded side DOWN 7 Insert spindle shaft up through the bottom bearing Slide spacer down over spindle shaft 8 Install new top bearing Install the top bearing with the seal shield UP 9 Slide circular retaining ring down spindle shaft until it fully locks into groove on shaft 10 Place spindle pulley and spacer on top of spindle shaft 11 Reinstall blade bolt washer blade and four spacers 12 Torque blade bolt and nut to 60 to 75 ft Ibs IMPORTANT Spindle housing must be filled with grease before operating mower Failure to fill housing will cause premature bearing failure 13 Pump grease into spindle housing until grease purges from vent on housing
21. le housings Apply 2 to 3 shots of grease Kendall NLGI No 2 Lithium grease NOTE The spindle housings are equipped with a grease purge valve The valve is located on the housing below the deck The spindle housing has been properly lubricated when grease exits the purge valve 3 2 5 2 Mower Caster Bushings Apply 1 to 2 shots at each of the four locations 3 2 5 3 Mower Caster Wheel Bearing Apply 1 to 2 shots at each of the four locations 3 2 5 4 Mower Belt Idler Arm Apply shots of grease at idler arm pivot 3 2 5 5 Mower Gear Box Check fluid level in gear box Remove breather filler plug located on top of gear box The gear box holds 20 ounces of SAE 90 EP gear lube Reinstall plug DO NOT over tighten 1 to 2 SERVICE EVERY 25 HOURS Perform all inspections and lubricate all items as specified in the section Service After First 5 Hours The 25 hour service interval is the maximum interval recommended between services Certain applications will require more frequent service intervals Inspect mower before each use SERVICE ANNUALLY In addition to the regular maintenance the following components of the finishing mower should be carefully inspected for wear or damage Replace worn or damaged parts with genuine SNAPPER replacement parts available from an authorized SNAPPER Dealer 3 4 1 Caster Bushings 3 4 2 Caster wheel bearings 3 4 3 Mower spindle housing bearings 3 4 4 Driveline U joint bearing
22. mended that all operators of this equipment become thoroughly familiar with the controls components and operation of the mowing equipment before operating the mower Driveline information is also found in the separate driveline owner s manual Study all equipment manuals before operating the mower and keep all manuals handy for future reference SECTION 2 SET UP INSTRUCTIONS FOR SNAPPER 73 FINISHING MOWER Set Up Instructions The following instructions cover the initial set up of the SNAPPER 73 Finishing Mower Read and follow each step carefully A WARNING A Read entire manual before attempting to set up or operate this mower This mower is designed for a Category 1 hitch and 540 rpm Power Take Off PTO Only attach this mower to tractors compatible with Category 1 hitch requirements DO NOT modify mower attachment in any way STOP tractor STOP engine SET Brake REMOVE key Allow all moving parts to stop before attempting any adjustments maintenance or service to the mower STEP 1 Remove the mower and components from the shipping carton STEP 2 Assemble front amp rear hitch bars and hitch link as shown in Figure 1 Tighten all hardware securely NOTE When assembled properly hitch link should pivot on hitch bolt sleeve TOP HITCH LINKS REAR HITCH BARS i FRONT FIGURE 1 STEP 3 Check all lubrication points and gear box fluid level A Gear Box Fluid The gear box holds 20 fluid ounces of SAE
23. on could cause sliding 10 DO NOT mow under any condition where traction steering or stability is doubtful without first test driving over the terrain with blade OFF 11 Operator Protective Structure may be required when this mower attachment is mounted to your tractor Contact the tractor dealer or tractor manufacturer for Safe Operation instructions before operating PREPARATION 1 Read this manual and tractor manual Get to know where all controls are located and practice how to use them before starting for the first time and at the beginning of each season Read and follow all Warnings and Instructions 2 Only mature responsible persons shall operate the machine and only after proper instruction 3 Handle fuel with extra care Fuels are flammable and vapors are explosive Use only an approved fuel container Never remove fuel cap or add fuel with engine running Add fuel outdoors only with engine stopped and cool Clean spilled fuel from machine DO NOT smoke 4 Practice operation of mower with BLADE OFF to learn controls and develop skills Continued on Next Page IMPORTANT SAFETY INSTRUCTIONS PREPARATION Continued From Previous Page 5 10 11 12 13 14 15 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 Keep people and pets a safe distance from machine Check shield
24. pecific operating and safety instructions with the tractor that are not covered in this manual Read and follow the Instructions and Warnings in the tractor manual before operating mower 2 1 MOWER PREPARATION Read and follow mower set up instructions and inspect mower to insure mower has been properly set up 2 1 1 Check guards shields covers and deflectors to make sure all are in place securely tightened and functioning properly 2 1 2 Check lubrication points and gear box fluid level for proper lubrication 2 1 3 Inspect driveline Driveline must be securely attached to the mower gear box All driveline shields must be in place and rotate freely 2 1 4 Inspect mower blades for damage and wear Replace damaged or worn blades before operating 2 1 5 Verify that the discharge deflector is attached and in the down closed operating position 2 2 TRACTOR PREPARATION The following are general guidelines Refer to the tractor manual or the tractor manufacturer for specific instructions about the preparation and operation of the tractor A WARNING A The tractor may require counter weights and the addition of an Operator Protective Structure when this mower is attached Follow the Safety Instructions provided by the tractor manufacturer 2 2 1 Remove tractor drawbar if necessary to prevent interference and damage to the driveline 2 3 ATTACHING MOWER TO TRACTOR This mower is designed to attach to a tractor equipped wit
25. s 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 blade and engine quickly in preparation for emergencies Use extra care when loading or unloading the mowing equipment into a trailer or truck Check grass catcher components frequently if applicable for signs of wear or deterioration and replace as needed to prevent injury from thrown objects going through weak or worn spots Attach mower to tractor hitch using proper hitch pins and retainers If mower separates from tractor during operation serious injury or death can result Adjust stabilizer bars on tractor hitch to prevent driveline contact with tires during turns and keep mower in proper position behind tractor Mower caster wheels must be on the ground and support mower before turning blades on DO NOT Operate mower at any time with casters off the ground Blades must stop rotating before lifting or transporting mower to avoid dangerous driveline condition OPERATION 1 2 Follow Tractor Manual Instructions for proper tractor operation STOP BLADE and ENGINE and make sure blade has stopped before removing grass catcher if applicable or unclogging mower to prevent loss of fingers or hand Blade must be OFF except when cutting gra
26. ss Set blade in highest position when mowing over rough ground Keep hands and feet away from rotating blade underneath deck NEVER place foot on ground while BLADE is ON or machine is in motion Deflector or entire grass catcher if applicable must be in place NEVER 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 mower and repair damage before resuming operation Mow only in daylight or with good artificial light OPERATION Continued From Previous Column 9 10 11 12 13 14 15 16 17 18 19 20 21 DO NOT pull loads when mower is attached to tractor This mower attachment can affect the handling and stability of the tractor it is mounted on Refer to your tractor manual or contact your tractor dealer or tractor manufacturer for SAFETY information and requirements for counter weights DO NOT operate mower unless all guards shields and defectors are in place Rotating driveline contact can cause injury or death DO NOT operate mower without all driveline amp mower shields in place and functioning properly DO NOT operate mower if driveline shielding is damaged or does not rotate freely Make sure all motion has stopped traction blades etc and mower is parked in position to prevent movement before approaching mower for any re
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