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OPERATOR'S MANUAL

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MODELS

ENGLISH

RCK72P-F39
RCK60P-F39

1BDACAEAP0810

Summary of Contents for RCK60P-F39

Page 1: ...OPERATOR S MANUAL READ AND SAVE THIS MANUAL MODELS ENGLISH RCK72P F39 RCK60P F39 1BDACAEAP0810 ...

Page 2: ...er minute Gear Transmission High speed Low speed Hydrostatic Transmission Left Hand Standing in the direction of travel Meters per second Power Take Off Right Hand Standing in the direction of travel Roll Over Protective Structure Revolutions per minute Revolutions per second Society of Automotive Engineers 2 Wheel Drive 4 Wheel Drive ...

Page 3: ... system It will give you long satisfactory service To obtain the best use of your rotary mower please read this manual carefully It will help you become familiar with the operation of the machine and contains many helpful hints about rotary mower maintenance It is KUBOTA s policy to utilize as quickly as possible every advance in our research The immediate use of new techniques in the manufacturin...

Page 4: ...YOUR MOWER 10 CUTTING HEIGHT 10 OPERATING MOWER 12 MAINTENANCE 13 MAINTENANCE CHECK LIST 13 CHECK AND MAINTENANCE 14 Gear box oil 14 Lubricating All Grease Fittings 14 MOWER TILP UP 15 How to Tilt Up 15 How to Mount the Mower 17 BLADE REPLACEMENT 18 How to Check and Remove Blades 18 How to Sharpen Blades 19 BELT REPLACEMENT 19 FRONT GAUGE WHEEL TIRES 20 ADJUSTING THE LIFT RODS 20 ADJUSTING LIFT SP...

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Page 6: ...rds and ROPS in place A Working area 1 Thoroughly inspect the area where the mower is to be used Remove all stones sticks wires bones and other objects that could be thrown at high speed 2 Keep the area of operation clear of all persons particularly small children and pets All people and pets should be kept at a safe distance from the work area B Operation A Starting 1 Never start the engine or op...

Page 7: ... ENGLISH B Maintenance and Storage Never attempt to make adjustments or repairs of any kind while the machine and mower are running Shut off the engine remove the key set the parking brake and allow the blades to stop ...

Page 8: ... 3 SAFE OPERATION ENGLISH MOWER SAFETY LABELS ...

Page 9: ...a soft cloth 3 Replace damaged or missing danger warning and caution labels with new labels from your local KUBOTA dealer 4 If a component with danger warning or caution label s affixed is replaced with a new part make sure new label s is are attached in the same location s as the replaced component 5 Mount new danger warning and caution labels by applying on a clean dry surface and pressing any b...

Page 10: ... is also affixed to the mower deck 4WD 2WD 2 Grease the following parts See MAINTENANCE CHECK LIST in MAINTENANCE section A Universal joint A Front gauge wheel brackets and front gauge wheels A Three spindle shafts A Belt tension pivot and tension pulley A Front roller 3 Remove the belt shield from the mower deck and clean out debris daily 4 When replacing the blades follow the instructions as sho...

Page 11: ...IMPORTANT 2 ENGLISH 1 Spindle holder 2 Blade 3 2 Cup washers 4 Spline boss 5 Bolt 6 Spindle guard 1 Block A Loosen counterclockwise ...

Page 12: ...ve the serial number of the mower to the dealer 2 The serial number is located on the right side of the deck 3 For your reference please record the serial number in the space provided KUBOTA MOWER MODEL SERIAL NUMBER DATE OF PURCHASE NAME OF DEALER 1 Serial number ...

Page 13: ...utting width mm in 1829 72 1524 60 Cutting height mm in 25 to 129 1 0 to 5 0 Discharge direction Side Weight Approx kg lbs 225 496 186 410 Blade spindle speed r s rpm 45 6 2735 54 5 3272 Blade tip velocity m s fpm 89 5 17620 89 6 17640 Blade length mm in 625 24 6 523 20 6 Number of blades 3 Dimensions Total length mm in 1216 47 9 1078 42 4 Total width mm in 2222 87 5 1907 75 1 Total height mm in 4...

Page 14: ... TERMINOLOGY RCK72P F39 RCK60P F39 1 Shield 2 Gauge wheel arm right 3 Gauge wheel arm left 4 Discharge deflector 5 Deck 6 Gear box 7 Front gauge wheel 8 Universal joint 9 Front roller 10 Anti scalp roller 11 Center frame 12 Blade ...

Page 15: ... the deck with the clevis pins and snap rings A There is a directional punch mark on the top of the front wheel shaft This punch mark must be facing in the direction of forward travel to function properly Failure to do so may result in premature wear or improper function of the gauge wheels A Check the tire inflation pressure See the FRONT GAUGE WHEEL TIRES section in this manual for the recommend...

Page 16: ...in as shown in the figure The spring should provide resistance to the discharge deflector RCK72P F39 3 Install the gas spring to the mower deck with the clevis pin the plain washer and the split pin 1 Deck 2 Spring 3 Discharge pin 4 Split pin 5 Discharge deflector A Front 1 Gas spring 2 Clevis pin plain washer split pin ...

Page 17: ...deck lock the lift link lowering speed control knob make sure the PTO is OFF and shut off the engine 4 Install the lift rods to the mower deck with the lock pins and lower the mower deck on the ground RCK72P F39 5 Attach the gas spring to the mower link with the clevis pin and the rue ring cotter A When operating the mower make sure the tilt lever is unlocked A For tilting up the mower see MOWER T...

Page 18: ...TING THE MOWER DECK For dismounting the mower deck reverse the above procedures To avoid personal injury A The mower links left hand right hand are spring loaded Have an assistant hold the arm in position when mounting the mower deck ...

Page 19: ...n and not too short To keep a green lawn never mow more than one third of the height of the grass or a maximum of 25mm 1 in in 1 mowing For extremely tall grass set the cutting height at maximum for the first mowing then reset to the desired height and mow again Allow the grass to grow to 80mm 3 in then cut off only the top growth 5 On thick or springy grass or soft ground the mower rollers may si...

Page 20: ... a wooden block under the rear end of the mower deck before lowering the mower deck A Cutting height will change because of the ground condition 4 Use higher settings for mowing in a rough area or when mowing high grass Lower settings should be used only for smooth lawns where short grass is desired 5 Lower the mower deck by pushing the hydraulic control lever forward This lowers the mower deck fr...

Page 21: ...A Keep bystanders and animals away from the mowing area A Be sure to disengage the PTO clutch before starting the engine 1 Keep the engine running at full throttle for best results Control travel speed by the speed control pedal or lever 2 During heavy duty use operate the machine at a slower ground speed or go over the area twice 3 Keep the mower deck in the fully raised position when the mower i...

Page 22: ...ce page Daily 50 Hrs 150 Hrs 2 years 1 Oil leakage check 14 2 Make sure blade caps crews are tight 18 3 Blade wear check 18 4 All hardware check 5 Make sure all pins are in place 6 Mower deck cleaning 7 Greasing A Universal joint A Spindle shafts A Belt tension pulley A Belt tension pivot 14 A Front gauge wheels and gauge wheel brackets A Front roller 14 8 Gear box oil check 14 9 Gear box oil chan...

Page 23: ...otch and tip If the level is too low add new oil to the prescribed level at the oil inlet Use SAE 90 gear oil 0 4 L 0 42 qts 2 After checking reinstall the oil inlet plug with gauge securely BLubricating All Grease Fittings Use multipurpose EP2 grease NLGI Grade No 2 Grease the following locations 1 Drain plug 2 Oil inlet plug with gauge 3 Seal washer 4 Gear case A Oil level is acceptable within t...

Page 24: ...set the parking brake A Move the PTO lever in the DISENGAGE position A Move the High Low gear shift lever in the NEUTRAL position BHow to Tilt Up 1 Place the PTO lever in the DISENGAGE position 2 Stop the engine set the parking brake and remove the key 3 Place the High Low gear shift lever in the NEUTRAL position 4 Remove the universal joint from the machine 1 Front roller 1 Coupler 2 Universal jo...

Page 25: ...s a spring loaded lever the pipe may bounce back 5 Start the engine and raise the mower fully 6 Lock the lift link lowering speed For detailed procedure refer to the machine OPERATOR S MANUAL 7 Stop the engine and remove the key 8 Pull out the lock pins LH RH of the anti scalp roller and push them upward 9 Pull out the lock pins LH RH of the rear lift rod and lock them in the open position 10 Dise...

Page 26: ...ve procedures To avoid personal injury A Be sure to tilt the mower on a level surface and set the parking brake A Move the PTO lever in the DISENGAGE position A Move the High Low gear shift lever in the NEUTRAL position RCK72P F39 After mounting the mower 2 Set the tilt lever to the UNLOCKED position with the tilt pipe 3 Adjust the lift link lowering speed For detailed procedure refer to the opera...

Page 27: ...ar to the blade as shown in figure C BHow to Check and Remove Blades 1 Tilt up the mower and turn it over to expose the blades 2 Wedge a block of wood between the blade and mower housing or install a box wrench over pulley nut to prevent the spindle from rotating while removing the blade bolt loosen the blade bolt as shown in the figure A Use the proper metric size box or socket wrench to tighten ...

Page 28: ...hieved BELT REPLACEMENT 1 Remove the mower deck from the machine 2 Remove the shields from the mower deck 3 Clean around the gear box 4 Remove the belt from the tension pulley 5 Remove the right hand bracket which mounts the gear box to the mower deck Slip the belt over the top of the gear box 6 To install a new belt reverse the above steps IMPORTANT To avoid the misalignment of the center spindle...

Page 29: ...ified Use proper equipment The tire pressure is factory set to the correct level however tire pressure will drop slowly in the course of time Check tire pressure daily and inflate it as necessary A When replacing the gauge wheel check the inflation pressure of the tires ADJUSTING THE LIFT RODS To avoid personal injury A Shut off the engine set the parking brake and remove the key 1 Park the front ...

Page 30: ...CE ENGLISH ADJUSTING LIFT SPRINGS LH RH In order to help improve traction adjust the lift springs according to the chart below LENGTH L RH 50 mm 2 0 in LH 70 mm 2 8 in L RIGHT HAND 50mm 2 0 in LEFT HAND 70mm 2 8 in ...

Page 31: ...ews with UNC or UNF threads Metric cap screws SAE grade No GR 5 GR 8 Property class class 8 8 class 10 9 5 16 lbf ft N m kgf m 17 to 20 5 23 1 to 27 8 2 35 to 2 83 24 to 29 32 5 to 39 3 3 31 to 4 01 M8 lbf ft N m kgf m 17 4 to 20 2 23 6 to 27 4 2 4 to 2 8 21 7 to 25 3 29 4 to 34 3 3 0 to 3 5 3 8 lbf ft N m kgf m 35 to 42 47 5 to 57 0 4 84 to 5 81 45 to 54 61 0 to 73 2 6 22 to 7 46 M10 lbf ft N m k...

Page 32: ...ck A Slow down A Have blades sharpened A Replace blades A Add air to correct A Adjust gauge wheels Blades scalping grass A Cutting height too low A Turning speed too fast A Ridges in terrain A Rough or uneven terrain A Gauge wheels not adjusted correctly A Bent blade s A Raise cutting height A Reduce speed on turns A Change mowing pattern A Adjust gauge wheels and antiscalp rollers A Adjust gauge ...

Page 33: ...24 INDEX ENGLISH INDEX Gear box oil 14 How to Check and Remove Blades 18 How to Mount the Mower 17 How to Sharpen Blades 19 How to Tilt Up 15 Lubricating All Grease Fittings 14 ...

Page 34: ...YOUR MOWER 10 CUTTING HEIGHT 10 OPERATING MOWER 12 MAINTENANCE 13 MAINTENANCE CHECK LIST 13 CHECK AND MAINTENANCE 14 Gear box oil 14 Lubricating All Grease Fittings 14 MOWER TILP UP 15 How to Tilt Up 15 How to Mount the Mower 17 BLADE REPLACEMENT 18 How to Check and Remove Blades 18 How to Sharpen Blades 19 BELT REPLACEMENT 19 FRONT GAUGE WHEEL TIRES 20 ADJUSTING THE LIFT RODS 20 ADJUSTING LIFT SP...

Page 35: ......

Page 36: ...rds and ROPS in place A Working area 1 Thoroughly inspect the area where the mower is to be used Remove all stones sticks wires bones and other objects that could be thrown at high speed 2 Keep the area of operation clear of all persons particularly small children and pets All people and pets should be kept at a safe distance from the work area B Operation A Starting 1 Never start the engine or op...

Page 37: ... ENGLISH B Maintenance and Storage Never attempt to make adjustments or repairs of any kind while the machine and mower are running Shut off the engine remove the key set the parking brake and allow the blades to stop ...

Page 38: ... 3 SAFE OPERATION ENGLISH MOWER SAFETY LABELS ...

Page 39: ...a soft cloth 3 Replace damaged or missing danger warning and caution labels with new labels from your local KUBOTA dealer 4 If a component with danger warning or caution label s affixed is replaced with a new part make sure new label s is are attached in the same location s as the replaced component 5 Mount new danger warning and caution labels by applying on a clean dry surface and pressing any b...

Page 40: ... is also affixed to the mower deck 4WD 2WD 2 Grease the following parts See MAINTENANCE CHECK LIST in MAINTENANCE section A Universal joint A Front gauge wheel brackets and front gauge wheels A Three spindle shafts A Belt tension pivot and tension pulley A Front roller 3 Remove the belt shield from the mower deck and clean out debris daily 4 When replacing the blades follow the instructions as sho...

Page 41: ...IMPORTANT 2 ENGLISH 1 Spindle holder 2 Blade 3 2 Cup washers 4 Spline boss 5 Bolt 6 Spindle guard 1 Block A Loosen counterclockwise ...

Page 42: ...ve the serial number of the mower to the dealer 2 The serial number is located on the right side of the deck 3 For your reference please record the serial number in the space provided KUBOTA MOWER MODEL SERIAL NUMBER DATE OF PURCHASE NAME OF DEALER 1 Serial number ...

Page 43: ...utting width mm in 1829 72 1524 60 Cutting height mm in 25 to 129 1 0 to 5 0 Discharge direction Side Weight Approx kg lbs 225 496 186 410 Blade spindle speed r s rpm 45 6 2735 54 5 3272 Blade tip velocity m s fpm 89 5 17620 89 6 17640 Blade length mm in 625 24 6 523 20 6 Number of blades 3 Dimensions Total length mm in 1216 47 9 1078 42 4 Total width mm in 2222 87 5 1907 75 1 Total height mm in 4...

Page 44: ... TERMINOLOGY RCK72P F39 RCK60P F39 1 Shield 2 Gauge wheel arm right 3 Gauge wheel arm left 4 Discharge deflector 5 Deck 6 Gear box 7 Front gauge wheel 8 Universal joint 9 Front roller 10 Anti scalp roller 11 Center frame 12 Blade ...

Page 45: ... the deck with the clevis pins and snap rings A There is a directional punch mark on the top of the front wheel shaft This punch mark must be facing in the direction of forward travel to function properly Failure to do so may result in premature wear or improper function of the gauge wheels A Check the tire inflation pressure See the FRONT GAUGE WHEEL TIRES section in this manual for the recommend...

Page 46: ...in as shown in the figure The spring should provide resistance to the discharge deflector RCK72P F39 3 Install the gas spring to the mower deck with the clevis pin the plain washer and the split pin 1 Deck 2 Spring 3 Discharge pin 4 Split pin 5 Discharge deflector A Front 1 Gas spring 2 Clevis pin plain washer split pin ...

Page 47: ...deck lock the lift link lowering speed control knob make sure the PTO is OFF and shut off the engine 4 Install the lift rods to the mower deck with the lock pins and lower the mower deck on the ground RCK72P F39 5 Attach the gas spring to the mower link with the clevis pin and the rue ring cotter A When operating the mower make sure the tilt lever is unlocked A For tilting up the mower see MOWER T...

Page 48: ...TING THE MOWER DECK For dismounting the mower deck reverse the above procedures To avoid personal injury A The mower links left hand right hand are spring loaded Have an assistant hold the arm in position when mounting the mower deck ...

Page 49: ...n and not too short To keep a green lawn never mow more than one third of the height of the grass or a maximum of 25mm 1 in in 1 mowing For extremely tall grass set the cutting height at maximum for the first mowing then reset to the desired height and mow again Allow the grass to grow to 80mm 3 in then cut off only the top growth 5 On thick or springy grass or soft ground the mower rollers may si...

Page 50: ... a wooden block under the rear end of the mower deck before lowering the mower deck A Cutting height will change because of the ground condition 4 Use higher settings for mowing in a rough area or when mowing high grass Lower settings should be used only for smooth lawns where short grass is desired 5 Lower the mower deck by pushing the hydraulic control lever forward This lowers the mower deck fr...

Page 51: ...A Keep bystanders and animals away from the mowing area A Be sure to disengage the PTO clutch before starting the engine 1 Keep the engine running at full throttle for best results Control travel speed by the speed control pedal or lever 2 During heavy duty use operate the machine at a slower ground speed or go over the area twice 3 Keep the mower deck in the fully raised position when the mower i...

Page 52: ...ce page Daily 50 Hrs 150 Hrs 2 years 1 Oil leakage check 14 2 Make sure blade caps crews are tight 18 3 Blade wear check 18 4 All hardware check 5 Make sure all pins are in place 6 Mower deck cleaning 7 Greasing A Universal joint A Spindle shafts A Belt tension pulley A Belt tension pivot 14 A Front gauge wheels and gauge wheel brackets A Front roller 14 8 Gear box oil check 14 9 Gear box oil chan...

Page 53: ...otch and tip If the level is too low add new oil to the prescribed level at the oil inlet Use SAE 90 gear oil 0 4 L 0 42 qts 2 After checking reinstall the oil inlet plug with gauge securely BLubricating All Grease Fittings Use multipurpose EP2 grease NLGI Grade No 2 Grease the following locations 1 Drain plug 2 Oil inlet plug with gauge 3 Seal washer 4 Gear case A Oil level is acceptable within t...

Page 54: ...set the parking brake A Move the PTO lever in the DISENGAGE position A Move the High Low gear shift lever in the NEUTRAL position BHow to Tilt Up 1 Place the PTO lever in the DISENGAGE position 2 Stop the engine set the parking brake and remove the key 3 Place the High Low gear shift lever in the NEUTRAL position 4 Remove the universal joint from the machine 1 Front roller 1 Coupler 2 Universal jo...

Page 55: ...s a spring loaded lever the pipe may bounce back 5 Start the engine and raise the mower fully 6 Lock the lift link lowering speed For detailed procedure refer to the machine OPERATOR S MANUAL 7 Stop the engine and remove the key 8 Pull out the lock pins LH RH of the anti scalp roller and push them upward 9 Pull out the lock pins LH RH of the rear lift rod and lock them in the open position 10 Dise...

Page 56: ...ve procedures To avoid personal injury A Be sure to tilt the mower on a level surface and set the parking brake A Move the PTO lever in the DISENGAGE position A Move the High Low gear shift lever in the NEUTRAL position RCK72P F39 After mounting the mower 2 Set the tilt lever to the UNLOCKED position with the tilt pipe 3 Adjust the lift link lowering speed For detailed procedure refer to the opera...

Page 57: ...ar to the blade as shown in figure C BHow to Check and Remove Blades 1 Tilt up the mower and turn it over to expose the blades 2 Wedge a block of wood between the blade and mower housing or install a box wrench over pulley nut to prevent the spindle from rotating while removing the blade bolt loosen the blade bolt as shown in the figure A Use the proper metric size box or socket wrench to tighten ...

Page 58: ...hieved BELT REPLACEMENT 1 Remove the mower deck from the machine 2 Remove the shields from the mower deck 3 Clean around the gear box 4 Remove the belt from the tension pulley 5 Remove the right hand bracket which mounts the gear box to the mower deck Slip the belt over the top of the gear box 6 To install a new belt reverse the above steps IMPORTANT To avoid the misalignment of the center spindle...

Page 59: ...ified Use proper equipment The tire pressure is factory set to the correct level however tire pressure will drop slowly in the course of time Check tire pressure daily and inflate it as necessary A When replacing the gauge wheel check the inflation pressure of the tires ADJUSTING THE LIFT RODS To avoid personal injury A Shut off the engine set the parking brake and remove the key 1 Park the front ...

Page 60: ...CE ENGLISH ADJUSTING LIFT SPRINGS LH RH In order to help improve traction adjust the lift springs according to the chart below LENGTH L RH 50 mm 2 0 in LH 70 mm 2 8 in L RIGHT HAND 50mm 2 0 in LEFT HAND 70mm 2 8 in ...

Page 61: ...ews with UNC or UNF threads Metric cap screws SAE grade No GR 5 GR 8 Property class class 8 8 class 10 9 5 16 lbf ft N m kgf m 17 to 20 5 23 1 to 27 8 2 35 to 2 83 24 to 29 32 5 to 39 3 3 31 to 4 01 M8 lbf ft N m kgf m 17 4 to 20 2 23 6 to 27 4 2 4 to 2 8 21 7 to 25 3 29 4 to 34 3 3 0 to 3 5 3 8 lbf ft N m kgf m 35 to 42 47 5 to 57 0 4 84 to 5 81 45 to 54 61 0 to 73 2 6 22 to 7 46 M10 lbf ft N m k...

Page 62: ...ck A Slow down A Have blades sharpened A Replace blades A Add air to correct A Adjust gauge wheels Blades scalping grass A Cutting height too low A Turning speed too fast A Ridges in terrain A Rough or uneven terrain A Gauge wheels not adjusted correctly A Bent blade s A Raise cutting height A Reduce speed on turns A Change mowing pattern A Adjust gauge wheels and antiscalp rollers A Adjust gauge ...

Page 63: ...24 INDEX ENGLISH INDEX Gear box oil 14 How to Check and Remove Blades 18 How to Mount the Mower 17 How to Sharpen Blades 19 How to Tilt Up 15 Lubricating All Grease Fittings 14 ...

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