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Kubota KGZ770-MA1, Operator'S Manual, Page: 78 / 117

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Kubota KGZ770-MA1 Operator'S Manual Download Page 78

PERIODIC SERVICE

58

ENGLISH

7. Open the oil cooler cover. Remove the debris on the

surface of the dust cover by hand and blow off small
debris with compressed air. Pressure of compressed
air must be under 205 kPa (2.1 kgf/cm , 30 psi).

8. Install the cover with four bolts and then the fan cover

with two screws.

9. Close the hood.

B

Cleaning Engine Oil Cooler Fins

If you feel you are unable to make the following service
correctly and safely, contact your local KUBOTA Dealer.

This engine is equipped with an oil cooler. The style of the
oil cooler is mounted on the blower housing. Pressure of
compressed air must be under 205 kPa (2.1 kgf/cm , 30
psi).

To avoid personal injury:

A

Make sure the engine is cool enough to touch
before removing shrouds and other
components.

A

Always shield eyes and a face from air deposits
and objects.

1. Stop the engine and apply the parking brake.
2. Remove the cover of the carburetor fuel valve.

3. Loosen the two bolts for the engine oil cooler and

remove the connector.

(1) Dust cover
(2) Oil cooler cover

(1) Cover

(1) Oil cooler
(2) Bolt
(3) Connector

Summary of Contents for KGZ770-MA1

Page 1: ...27A MODELO OPERATOR S MANUAL MANUAL DEL OPERADOR English Spanish U S A Code No Código N K3282 7128 9 Z G 3 2 7 A KUBOTA Corporation 2010 PRINTED IN U S A IMPRESO EN E E U U READ AND SAVE THIS MANUAL LEA Y CONSERVE ESTE MANUAL ...

Page 2: ...pend on KUBOTA KUBOTA Corporation es Desde su creación en 1890 KUBOTA Corporation ha crecido hasta convertirse en una de las empresas más importantes de Japón Para conseguir esta posición la empresa a lo largo de los años ha diversificado la gama de sus productos y servicios de forma notable hasta llegar hoy en día con 30 fábricas y 35 000 empleados a fabricar por encima de 1 000 elementos distint...

Page 3: ...OPERATOR S MANUAL READ AND SAVE THIS MANUAL MODEL ZG327A 1BDABCVAP1360 ENGLISH ...

Page 4: ...ydrostatic Transmission Meters Per Second Power Take Off Right hand and left hand sides are determined by facing in the direction of forward travel Roll Over Protective Structures Revolutions Per Minute Revolutions Per Second Society of Automotive Engineers California Proposition 65 WARNING Engine exhaust some of its constituents certain vehicle components and fluids contain or emit chemicals know...

Page 5: ...th an indication of their meaning Safety Alert Symbol Gasoline Fuel Fuel Level Fuel Level Warning Parking Brake Engine Stop Engine Run Starter Control Power Take Off Clutch Control Off Position Disengaged Power Take Off Clutch Control On Position Engaged Hours Cutting Height Mower Lowered position Mower Raised position Fast Slow Engine Speed Control Battery Oil Pressure Choke ...

Page 6: ...system It will give you long satisfactory service To obtain the best use of your machine please read this manual carefully It will help you become familiar with the operation of the machine and contains many helpful hints about machine 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 manufacturing of produc...

Page 7: ...TM 14 Fuel Gauge 14 Fuel Pump 14 Hour Meter 15 COLD WEATHER STARTING 15 WARMING UP 15 Warm up and Transmission Oil in the Low Temperature Range 15 JUMP STARTING 16 STOPPING THE ENGINE 17 Engine Stop By manual 17 OPERATING THE MACHINE 18 OPERATING NEW MACHINE 18 Changing Lubricating Oil for New Machines 18 Engine Break in 18 Machine Break in 18 OPERATING FOLDABLE ROPS 19 To Fold the ROPS 19 To Rais...

Page 8: ...IODIC SERVICE 42 HOW TO OPEN THE HOOD AND STEP 42 Hood 42 Step 42 HOW TO RAISE THE OPERATOR S SEAT 43 HOW TO OPEN THE LEVER GUIDE 44 LIFT UP POINT 44 Front side 44 Rear side 44 DAILY CHECK 45 Checking Engine Oil Level 46 Checking Amount of Fuel and Refueling 46 Checking and Cleaning Bonnet Screen and Air Intake Area to Prevent Overheating 47 Checking and Cleaning Bottom Dust Cover 48 Checking and ...

Page 9: ...and LH 70 Replacing Hydraulic Oil Filter 71 Replacing Fuel Filter 72 EVERY 500 HOURS 72 Adjusting Engine Valve Clearance 72 EVERY AFTER 1000 HOURS 72 Cleaning Combustion Chamber 72 EVERY 1000 HOURS or EVERY 1 YEAR 72 Replacing Air Cleaner Primary Element and Secondary Element 72 EVERY 1 YEAR 73 Checking Fuel Lines 73 Checking Hydraulic Hose 73 Checking Intake Air Line 74 Checking Engine Breather H...

Page 10: ...e to Side 81 LEVEL MOWER DECK Front to Rear 83 GENERAL TORQUE SPECIFICATION 85 TIGHTENING TORQUE CHART 86 STORAGE 87 MACHINE STORAGE 87 REMOVING THE MACHINE FROM STORAGE 87 Fuel 87 Inspecting and Cleaning Fuel Filter Bowl 88 TROUBLESHOOTING 90 ENGINE TROUBLESHOOTING 90 BATTERY TROUBLESHOOTING 92 MACHINE TROUBLESHOOTING 92 MOWER TROUBLESHOOTING 93 ENGINE EMISSION RELATED INFORMATION 95 INDEX 96 ...

Page 11: ...d the seat belt fastened for all other operations If the ROPS is loosened or removed for any reason make sure that all parts are reinstalled correctly before operating the machine Never modify or repair a ROPS because welding bending drilling grinding or cutting may weaken the structure A damaged ROPS structure must be replaced not repaired or revised If any structural member of the ROPS is damage...

Page 12: ...under the machine weight The risk of machine tip over increases when the ground is loose or wet 4 Park the machine on a firm and level surface 5 Watch where you are going at all times Watch for and avoid obstacles Be alert at curbs shrubs near trees and other obstructions and hidden hazards Obstacles can damage machine fuel hoses wire harness etc 6 Know what is behind you before backing up Look to...

Page 13: ... when changing direction on a slope DO NOT 1 Do not turn on slopes unless necessary If necessary turn uphill slowly and gradually 2 Do not mow near drop offs ditches or embankments The mower could suddenly turn over if a wheel is over the edge of cliff or ditch or if an edge caves in 3 Do not mow on wet grass Reduced traction could cause sliding and loss of control 4 Do not try to stabilize the ma...

Page 14: ... the LOWER lower limit level mark Otherwise the battery component parts may prematurely deteriorate which may shorten the battery s service life or cause an explosion Check the fluid level regularly and add distilled water as required so that the fluid level is between the UPPER and LOWER levels 9 Keep first aid kit and fire extinguisher handy at all times 10 Do not attempt to mount a tire on a ri...

Page 15: ...For your safety do not rely on hydraulically supported devices they may leak down suddenly drop or be accidently lowered 26 See your local Recycling Center or KUBOTA Dealer to learn how to recycle or get rid of waste products A A Material Safety Data Sheet MSDS provides specific details on chemical products physical and health hazards safety procedures and emergency response techniques The seller ...

Page 16: ...SAFE OPERATION 6 ENGLISH 7 DANGER WARNING AND CAUTION LABELS ...

Page 17: ... 7 SAFE OPERATION ENGLISH ...

Page 18: ...SAFE OPERATION 8 ENGLISH ...

Page 19: ...g danger warning and caution labels with new labels from your local KUBOTA Dealer 4 If a component with danger warning and caution label s affixed is replaced with 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 bubbles to outside edge 8 CARE OF DANGER W...

Page 20: ......

Page 21: ...When in need of parts or major service be sure to see your KUBOTA Dealer When in need of parts be prepared to give your dealer the machine engine and mower serial numbers Locate the serial numbers now and record them in the space provided Type Serial No Machine Engine Mower Date of Purchase Name of Dealer To be filled in by purchaser 1 Machine identification plate 2 Machine serial No 1 Engine seri...

Page 22: ...SERVICING OF MACHINE 2 ENGLISH 1 ROPS serial No ...

Page 23: ...ter L U S qts 2 0 2 1 Transmission case including Rear axle gear case L U S qts 12 1 12 8 3 Dimensions Overall length mm in 2230 87 8 Overall width w o mower deck mm in 1460 57 5 Overall height With ROPS upright mm in 1915 75 4 With ROPS folded mm in 1555 61 2 Wheelbase mm in 1410 55 5 Min ground clearance mm in 130 5 12 W 60 Tread Front mm in 975 38 4 Rear mm in 1150 45 3 Weight W MOWER DECK kg l...

Page 24: ...cifications and design subject to change without notice NOTE 1 Power HP specifications for individual gasoline engine models are rated pursuant to Society of Automobile Engineers SAE J1940 based on gross output testing performed in accordance with SAE J1995 without the air cleaner and muffler 2 At 3200 engine rpm 3 Oil amount when the oil level is at the upper level Model ZG327PA ZG327RPA ...

Page 25: ...utting height Dial gauge Cutting width mm in 1524 60 0 Cutting height mm in 25 to 127 1 0 to 5 0 Weight Approx kg lbs 138 304 Blade spindle speed r s rpm 56 0 3360 1 51 7 3100 1 Blade tip velocity m s fpm 92 0 18100 1 85 0 16700 1 Blade length mm in 523 20 6 Number of blades 3 Dimensions Total length mm in 1002 39 4 984 38 7 Total width mm in 1911 75 2 1605 63 2 Total height mm in 358 14 1 355 14 ...

Page 26: ...ted below or which are otherwise unfit for use with the KUBOTA Machine may result in malfunctions or failures of the machine damage to other property and injury to the operator or others Any malfunctions or failures of the machine resulting from use with improper implements are not covered by the warranty Maximum loading weight Implement weight W Maximum total weight Front axle Wf Rear axle Wr ZG3...

Page 27: ...15 2 Parking brake lock pedal 11 23 11 Fuel gauge LH tank only 14 3 Motion control lever 11 23 12 Key switch 13 4 Cup holder 13 Easy checker TM 14 5 Seat belt 22 14 Cutting height control dial 28 6 Operator s seat 21 15 Chock knob 13 7 ROPS 19 16 PTO lever 31 8 Hydraulic lift control pedal DOWN 22 17 Throttle lever 22 9 Hydraulic lift control pedal UP 22 ...

Page 28: ...OLS 8 ENGLISH ILLUSTRATED CONTENTS 1 Anti scalp roller Front pin shift type 28 2 Anti scalp roller Rear bolt shift type 28 ILLUSTRATED CONTENTS 1 Anti scalp roller Front swivel type 28 2 Anti scalp roller Rear bolt shift type 28 ...

Page 29: ...rd more than 300 mm 11 8 in wide and 1400 mm 55 1 in long A Make sure that right and left rear tires are firm on the board 4 Change the direction of the front tires as shown in the figure 5 Place the mower deck at the right side of the machine 6 Slide the mower deck under the machine and make sure that the mower gear case is placed properly in the center of the machine A For easy installation set ...

Page 30: ...TO shaft until the coupler locks A Tug the universal joint backward and forward to make sure it is locked securely 10 After mounting the mower check the mower level If necessary adjust the mower level and anti scalp rollers ADJUSTING THE MOWER See OPERATING THE MOWER and ADJUSTMENT section DISMOUNTING THE MOWER DECK For dismounting the mower deck reverse the above procedures 1 Anti scalp roller Fr...

Page 31: ...p on either side of the mower deck when mounting and dismounting the machine When mounting the machine from either side step over the mower deck STARTING THE ENGINE To apply the parking brake Depress the parking brake pedal firmly with your right foot and the parking brake lock pedal simultaneously with your left foot Then release the parking brake pedal while holding the parking brake lock pedal ...

Page 32: ...rol levers are in NEUTRAL LOCK position and the operator is sitting on the seat 3 Make sure that the PTO lever is in the DISENGAGED OFF position 1 PTO lever ENGAGED ON DISENGAGED OFF 4 Place the motion control levers in the NEUTRAL LOCK position 1 Motion control lever LH 2 Motion control lever RH A NEUTRAL LOCK Position B NEUTRAL Position C FORWARD D REVERSE 5 Set the throttle lever as follows 1 T...

Page 33: ...ondition is corrected Do not jump start using another battery Consult your local KUBOTA dealer A Do not turn the key switch to the START position while the engine is running A When the temperature is below 0 32 run the engine at medium speed to warm up the lubricant of the engine and the transmission for at least 10 minutes If the machine is operated before the lubricant is warm enough the machine...

Page 34: ...If there is an amount gap between the LH and RH tanks the fuel in the bigger amount tank will be consumed first Fuel in both the tanks will be consumed at the same time after the fuel levels of both the tanks become the same A Fill the fuel tank only to bottom of the filler neck A Fill the fuel on a level ground A Be careful not to empty the fuel tank Otherwise air may enter the fuel system Should...

Page 35: ...he troubles such as seizure breakage or premature wear may develop BWarm up and Transmission Oil in the Low Temperature Range Hydraulic oil serves as transmission oil In cold weather the oil may be cold with increased viscosity This can cause delayed oil circulation or abnormally low hydraulic pressure for some time after engine start up This in turn can result in a trouble in the hydraulic system...

Page 36: ...sitive red or pos terminal of the dead battery and clamp the other end of the same cable to the positive red or pos terminal of the helper battery 6 Clamp the other cable to the negative black or neg terminal of the helper battery 7 Clamp the other end to the engine block or the frame of the disabled machine as far from the dead battery as possible 8 Start the helper vehicle and let its engine run...

Page 37: ...ver in the half speed position to help prevent the engine from backfiring before stopping the engine BEngine Stop By manual The engine stops when the key switch is turned off If the engine does not stop make sure the motion control levers are in NEUTRAL LOCK position the PTO lever is OFF the mower lowered to the ground apply the parking brake and confirm it is set then carefully get off the machin...

Page 38: ...the mower without the discharge chute in the down position To avoid serious injury or death A The machine relies upon the engine driven transmission for speed direction and motion control If the engine is not running the machine cannot be driven or controlled If the engine stops when operating on a slope apply the parking brake immediately to prevent machine runaway A Do not allow any person other...

Page 39: ...S check for any possible interference with installed implements and attachments If interference occurs contact your KUBOTA Dealer BTo Fold the ROPS 1 Unscrew the knob bolts 1 to 2 turns 2 Remove both lock pins 3 Fold the ROPS To avoid personal injury A Hold the ROPS tightly with both hands and fold the ROPS slowly and carefully 4 Align lock pin holes and insert both lock pins and secure them with ...

Page 40: ... them with the hair pins 4 Tighten the knob bolts slightly To avoid personal injury A Make sure that both lock pins are properly installed as soon as the ROPS is in the upright position and secured with the hair pins BAdjustment of Foldable ROPS A Adjust free fall of the ROPS upper frame regularly A If you feel less friction when folding the ROPS tighten the nut 1 until you feel the right friction...

Page 41: ...er is released C Suspension adjustment Pull the suspension adjust knob and turn it to achieve the optimum suspension setting After setting push back the knob C Lumbar support adjustment Turn the lumbar support adjust lever to the desired position C Arm rest Arm rest may be set at upright position if desired C Arm rest angle adjustment Turn the arm rest angle adjuster to the desired angle C Backres...

Page 42: ...eration is attempted when the engine is still cold the hydraulic system may be damaged A Do not operate at slow Engine rpm Move the throttle lever above 1 2 A If noises are heard when implement is lifting after the hydraulic lift control pedal has been activated the hydraulic mechanism is not adjusted properly Contact your local KUBOTA Dealer for adjustment A Do not depress the hydraulic lift cont...

Page 43: ... loss of control or damage to the machine or property A Do not make sharp turns at high speeds Fast and sharp turns could cause loss of control A Motion control levers must be in NEUTRAL LOCK position to safely enter and exit the operator s seat or to carry out maintenance and safety checks A This machine can make sharp turns Always make sure your intended path is clear of obstructions or persons ...

Page 44: ...motion control linkages are adjustable If adjustment is required see ADJUSTMENT section We recommend you to contact your local KUBOTA Dealer C Re start on slopes To avoid personal injury A Do not stop or change directions on slopes These operations could cause loss of the machine traction or control Starting procedure on slopes is different from the usual start mode on a flat surface understand ho...

Page 45: ...sh right motion control lever further forward than the left motion control lever For forward travel to the left GENERAL RIGHT TURN A Push left motion control lever further forward than the right motion control lever For forward travel to the right SHARP ZERO LEFT TURN A Push right motion control lever forward and pull left motion control lever rearward at the same time SHARP ZERO RIGHT TURN A Push...

Page 46: ...r all implements to the ground 6 Turn off the engine and remove the key A Do not stop the engine when the machine is on an incline for a long time The engine oil may go into the carburetor and the muffler through the valve system A Place the throttle control lever in the half speed position to help prevent the engine from backfiring before stopping the engine PARKING TO LOCK Depress the parking br...

Page 47: ...d from opening by wind while in transit it is necessary to either load the machine backward or use a suitable tie down for the hood 2 Do not attempt to tow this machine or damage to the transmission may result 3 When transporting the machine over a long distance A Turn the cutting height control dial to 5 in position A Lower the mower deck by depressing the hydraulic lift control pedal DOWN ...

Page 48: ...ch 5 For best appearance grass should be cut in the afternoon or evening when it is free of moisture ADJUSTING CUTTING HEIGHT To avoid serious injury or death A Do not engage the mower in the transport position 1 Before adjusting cutting height check that all tire pressures are correct If necessary adjust to the correct tire pressure 2 To set the cutting height depress the hydraulic lift control p...

Page 49: ...29 OPERATING THE MOWER ENGLISH 1 Anti scalp roller Front pin shift type 2 Anti scalp roller Rear bolt shift type 1 Anti scalp roller Front swivel type 2 Anti scalp roller Rear bolt shift type ...

Page 50: ...8 0 1 19 19 1 75 44 1 3 13 25 2 00 50 1 2 2 19 19 2 25 58 2 4 13 25 2 50 64 2 3 3 19 19 2 75 70 3 5 13 25 3 00 76 3 4 19 31 2 3 25 83 4 6 13 38 3 3 50 89 4 5 19 1 44 3 3 75 95 4 7 13 3 51 3 4 00 102 4 6 19 3 57 3 4 25 108 4 7 13 3 63 3 4 50 114 4 7 19 3 70 3 4 75 121 4 7 25 3 76 3 5 00 127 4 7 31 3 83 3 1 For cutting heights above 3 5 The anti scalp rollers will still be effective against scalping...

Page 51: ...jury or death A Engine components can get extremely hot from operation To prevent severe burns do not touch these areas while the engine is running or immediately after it is turned off Never operate the engine without heat shields or guards 1 Sit on the operator s seat 2 Start the engine 3 Engage the PTO lever 4 Disengage the parking brake 5 Speed up the engine by moving the throttle lever forwar...

Page 52: ...r deck Continuous mowing under these conditions may result in overheating This machine is equipped with an overheat warning buzzer as standard Even when the rubber plates are installed clean the areas around the hood and the transmission at a minimum once every five hours See Checking and Cleaning Bonnet Screen to Prevent Overheating in DAILY CHECK in PERIODIC SERVICE section A Be aware that when ...

Page 53: ...ISH 1 Rubber plate 1 Both sides 2 Rubber plate 2 Center 3 Upper plate 1 Both sides 4 Upper plate 2 Center 5 Short square neck bolt 6 Flange nut A Mower deck B Hole for installing upper plate 1 C Hole for installing upper plate 2 ...

Page 54: ...ghten to specified torque A Check all bolts frequently and keep them tightened BInflation Pressure Though the inflation pressure is factory set to the prescribed level it naturally drops slowly in the course of time Thus check it everyday and inflate as necessary WHEELS A When re fitting a wheel tighten the wheel bolt to the following torques then recheck after traveling 200 m 200 yards changing d...

Page 55: ...l and dust cover from assembly yoke C Installing 1 Install the replacement wheel and dust cover 2 Install the wheel bolt and the lock nut with nylon sleeve 3 Tighten the nut 4 After installing grease to the nipples A Insert the wheel bolt from the outside of the yoke A Tighten the nut gradually until wheel bearing play is eliminated and wheel turns freely by hand Reference 5 Lower machine Tighteni...

Page 56: ...r 52 Change every 150Hr 67 5 Engine start system Check every 50Hr 51 6 OPC system Check every 50Hr 52 7 Greasing except mower every 50Hr 53 8 Oiling every 50Hr 55 9 Air cleaner primary element Clean every 100Hr 56 2 Replace every 1000Hr or 1 year 72 3 Secondary element Replace every 1000Hr or 1 year 72 3 10 Carbon canister air filter Check every 100Hr 66 9 Replace every 2 years 74 11 Fuel filter e...

Page 57: ... chamber Clean 5 72 25 Fuel line Check every 1 year 73 4 9 Replace every 4 years 74 6 26 Hydraulic hose Check every 1 year 73 4 9 Replace every 4 years 74 6 27 Intake air line Check every 1 year 74 4 9 Replace every 4 years 74 9 28 Engine breather hose Check every 1 year 74 4 6 Replace every 4 years 74 6 29 Mower gear box oil seal Check every 1 year 74 4 6 Replace every 4 years 74 6 30 One way val...

Page 58: ...icator annually 8 This maintenance should be done daily or more often in dusty condition than in normal conditions Suggested cleaning interval is every 100 hours in normal conditions 9 If you feel you are unable to make the following service correctly and safely contact your local KUBOTA Dealer A GASOLINE ENGINE EMISSION RELATED MAINTENANCE INSTRUCTIONS 1 Non warranty maintenance repair or replace...

Page 59: ...39 MAINTENANCE ENGLISH PERIODIC SERVICE CHART LABEL 1 Part No K3282 6552 5 ENGLISH 2 Part No K3282 6553 5 SPANISH ...

Page 60: ...or higher Above 18 0 SAE10W 30 or 10W 40 Below 0 32 SAE5W 20 or 5W 30 Transmission case with filter hose Rear axle gear case RH LH 12 1 L 12 8 U S qts KUBOTA SUPER UDT 2 fluid 2 Mower gear box 0 4 L 0 4 U S qts SAE90 gear oil API service classification more than GL 3 Greasing No of greasing points Capacity Type of grease Front axle 2 Until grease overflows Multipurpose EP2 Grease NLGI Grade No 2 F...

Page 61: ...erience we highly recommend Super UDT 2 to be used instead of standard hydraulic transmission fluid Super UDT 2 is a proprietary KUBOTA formulation that deliveries superior performance and protection in all operating conditions Regular UDT is also permitted for use in this machine A Indicated capacity of oil is manufacture s estimate C Fuel A Gasohol up to 10 ethyl alcohol 90 unleaded gasoline by ...

Page 62: ...open the hood while the engine is running A Never open the step while the engine is running A Do not touch muffler or exhaust pipes while they are hot Severe burns could result BHood To open the hood pull the latch lever frontward and then open BStep To open the step pull the grip 1 Latch lever 2 Hood A RELEASE 1 Hood 1 Step 2 Grip A PULL ...

Page 63: ...ising 2 Pull the latch lever on the seat panel frontward 3 Raise the operator s seat to the LOCK position C Lower To avoid personal injury A Do not drop the seat to close it A Watch your hands Do not place your hands under the seat when closing 1 Pull up the seat support rod and release the LOCK 2 Lower the seat slowly to lock 3 Slide the seat to proper position 1 Latch lever A PULL 1 Operator s s...

Page 64: ... move the lever guide to align it with the motion lever LIFT UP POINT To avoid serious injury death or machine damage A Do not work under the machine unless it is secured by safe stands or suitable blocking BFront side Hook nylon slings at the front frame Hoist the front axle support with nylon sling or jack up the front frame Never lift up the mower deck BRear side Hoist the rear frame with nylon...

Page 65: ...ver 48 11 Area around engine 48 12 Machine body cleaning Mower 1 Check all hardware 2 Make sure all pins are in place 3 Mower deck cleaning 4 Greasing A Universal joint A Three spindle shafts A Belt tension pulley A Belt tension pivot A Front anti scalp roller pivot boss RCK60R only A Front anti scalp roller RCK60R only 50 5 Oil leak 52 6 Make sure blade bolts are tight 76 7 Blades and belt wear o...

Page 66: ... Do not smoke while filling the fuel tank or servicing the fuel system Fill fuel tank only to bottom of filler neck Do not fill completely full The empty space in the tank allows gasoline to expand when it heats up Never remove the fuel tank cap or add fuel when the fuel tank is hot Check the fuel level Take care that the fuel tank does not become empty A Do not mix oil with gasoline A Tighten the...

Page 67: ...void serious injury or death A Engine components can get extremely hot from operation To prevent severe burns do not touch these areas while the engine is running or immediately after it is turned off Never operate the engine without heat shields or guards To avoid personal injury A Be sure to stop the engine and remove the key before cleaning A The bonnet screen and air intake area must be clear ...

Page 68: ...mely hot from operation To prevent severe burns do not touch these areas while the engine is running or immediately after it is turned off Never operate the engine without heat shields or guards To avoid personal injury A Be sure to stop the engine and remove the key before cleaning A Area around engine must be clean to prevent the engine from overheating A Under the exhaust muffler must be clear ...

Page 69: ...ool down sufficiently when cleaning its surface 1 Park the machine on a flat surface lower the implement to the ground and shut off the engine and remove the key Allow the machine to idle for 1 3 minutes and then check fluid 2 Raise and lock the operator s seat 3 To check the oil level draw out the dipstick wipe it clean replace it and draw it out again Check to see that the oil level lies between...

Page 70: ...and pedals is not smoothly moved because of rust or anything sticky do not attempt to force it into motion In the above case remove the rust or the sticky thing and apply oil or grease on the relevant spot Otherwise the machine may get damaged 1 Mower universal joint 1 Spindle shaft 2 Belt tension pulley 3 Belt tension pivot 1 Spindle shaft 2 Belt tension pulley 3 Belt tension pivot 4 Front anti s...

Page 71: ...The engine must not crank Test 3 OPERATOR ON THE SEAT 1 Securely set the parking brake 2 Shift the PTO lever to DISENGAGE OFF position 3 Hold the motion control levers and move then inward from NEUTRAL LOCK position to NEUTRAL position and then release the levers 4 Turn the key switch to START position 5 The engine must not crank Test 4 OPERATOR ON THE SEAT 1 Securely set the parking brake 2 Shift...

Page 72: ...e 3 Shift the PTO lever to ENGAGE ON position 4 Stand up Do not get off the machine 5 The engine must shut off A If the engine remains running in Test 1 or 2 consult your local KUBOTA Dealer to have the unit checked before operation BChecking Gear Box Oil Level To avoid personal injury A Always stop the engine and remove the key before checking oil 1 Park the machine on a flat surface and lower th...

Page 73: ...ing reinstall the oil inlet plug with gauge securely BGreasing To avoid personal injury A Be sure to stop the engine and remove the key before greasing Apply a small amount of multipurpose grease to the following points every 50 hours If you operated the machine in extremely wet and muddy conditions lubricate grease fittings more often If serial numbers of mower are as indicated below RCK60P 327Z ...

Page 74: ...PERIODIC SERVICE 54 ENGLISH 1 Front lift arm 2 Snap pin A PULL 1 Machine universal joint 1 Seat adjuster ...

Page 75: ...55 PERIODIC SERVICE ENGLISH BOiling 1 Motion control lever pivot bushing LH RH 1 Motion control lever contact position LH RH 1 Throttle cable oil 2 Choke cable oil 1 Throttle cable oil 1 Choke cable oil ...

Page 76: ...nder 205 kPa 2 1 kgf cm 30 psi 2 When carbon or oil adheres to the element soak the element in detergent for 15 minutes then wash it several times in water rinse with clean water and dry it naturally After element is fully dried inspect inside of the element with a light and check if it is damaged or not 3 Replace air cleaner primary element Once yearly or every 1000 hours whichever comes first A ...

Page 77: ...bjects 1 Stop the engine and apply the parking brake 2 Open the hood 3 Loosen two screws right left and remove the fan covers 4 Loosen four M6 bolts right left and remove the cover 5 Remove large debris around the cooling fin and then blow off small debris with a compressed air Pressure of compressed air must be under 205 kPa 2 1 kgf cm 30 psi 6 Blow off the debris inside the fan cover as shown in...

Page 78: ...fely contact your local KUBOTA Dealer This engine is equipped with an oil cooler The style of the oil cooler is mounted on the blower housing Pressure of compressed air must be under 205 kPa 2 1 kgf cm 30 psi To avoid personal injury A Make sure the engine is cool enough to touch before removing shrouds and other components A Always shield eyes and a face from air deposits and objects 1 Stop the e...

Page 79: ... to wear and aging Fuel may leak out onto the running engine causing a fire 1 The fuel line is made of rubber and ages regardless of service period 2 If the fuel line and clamps are found damaged or deteriorated replace them 3 Check fuel filters if they are clogged by debris or contaminated with water replace it 4 If the dust or chaff has accumulated around the fuel filter remove them by hand or a...

Page 80: ...valve 5 Three way joint A Right fuel tank B Area around fuel filter 1 Pipe clamps 2 Fuel line 3 One way valve 4 Fuel filter 1 Pipe clamps 2 Fuel filter 1 Pipe clamps 2 Fuel line A Left fuel tank 1 Pipe clamps 2 Fuel line 1 Pipe clamps 2 Fuel line 3 Two way valve 4 Carbon canister ...

Page 81: ...61 PERIODIC SERVICE ENGLISH 1 Separator 2 Fuel line 3 Pipe clamps 1 Pipe clamps 2 Two way valve 1 Separator 2 Fuel line 3 Pipe clamps 1 Fuel line 2 Pipe clamps ...

Page 82: ...lement and rinse it with gasoline If the element is excessively dirty replace it A Take care not to damage and misplace the element and packing A If they are excessively dirty clogged they will be clogged again in short hours after cleaning 4 Reassemble the packing and element while taking care that they are not contaminated with dirt A If dirt is included in fuel a failure can result A If the car...

Page 83: ...OCK position 2 Apply the parking brake to the lock position 3 Loosen the lock nuts 4 Adjust the spring length to the recommendation 5 Lock the nuts 6 Check the brake spring play to the recommendation If there is no play adjust the brake spring play again See Adjustment of brake spring play below 7 Adjust the other side spring to the same dimension C Adjustment of brake spring play 1 Place the moti...

Page 84: ...luid level regularly and add distilled water as required so that the fluid level is between the UPPER and LOWER levels To avoid personal injury A Never remove the vent cap while the engine is running A Keep electrolyte away from eyes hands and clothes If you are spattered with it wash it away completely with water immediately and get medical attention A Wear eye protection and rubber gloves when w...

Page 85: ...and the negative to the negative then recharge in the standard fashion 4 A boost charge is only for emergencies It will partially charge the battery at a higher rate and in a short time When using a boost charged battery it is necessary to recharge the battery as soon as possible Failure to do this will shorten the battery s service life 5 When the specific gravity of electrolyte reaches 1 27 1 29...

Page 86: ... the engine set the parking brake and remove the key 1 Remove the cover and remove the carbon canister air filter 2 Check to see if the carbon canister air filter is worn out damaged or dirty 3 If the air filter is dirty wash the air filter in warm water with detergent Then rinse the air filter thoroughly until all traces of detergent are eliminated Squeeze out excess water do not wring Allow the ...

Page 87: ...d oil inlet plug with gauge at the gear box and drain the oil completely into the oil pan 2 After draining reinstall the drain plug 3 Remove the oil level check plug 4 Fill with the new oil up to the check plug port See LUBRICANTS AND FUEL in MAINTENANCE section 5 After filling reinstall the check plug and oil inlet plug with gauge securely If serial numbers of mower are as indicated below RCK60P ...

Page 88: ...lement of the recommended type must be used Use only a genuine KUBOTA filter or its equivalent BChecking Spark Plug Condition Gap Remove the spark plugs check condition and reset the gap or replace with new plugs as necessary 1 Open the hood 2 Before removing spark plugs clean the area around the base of the plug to keep dirt and debris out of the engine 3 Disconnect the spark plug cap from spark ...

Page 89: ...vice hours 2 Place an oil pan underneath the oil filter Do not drain oil 3 Remove the oil filter by using the filter wrench 4 Apply a slight coat of oil onto the gasket of new filter 5 Tighten the filter quickly until it contacts the mounting surface Tighten filter by hand an additional 1 2 turn only 6 After the new filter has been replaced the transmission fluid level normally lowers a little Add...

Page 90: ...The fluid in the transmission case is also used for the hydrostatic drive system 1 To drain the transmission oil place oil pan underneath the transmission case and the rear axle gear case RH LH and remove the drain plug at the bottom of the transmission case and the rear axle gear case RH LH 2 After draining reinstall the drain plugs 3 Fill with UDT or SUPER UDT hydrostatic transmission fluid or i...

Page 91: ... underneath the transmission case and the rear axle gear case RH LH and remove the drain plug at the bottom of the transmission case and the rear axle gear case RH LH 3 After draining reinstall the drain plugs 4 Open the bottom dust cover by hand and lock it by loosening the restraining bolt 5 Remove the oil filter by using the filter wrench 1 Drain plug 2 Rear axle gear case LH 1 Oil level dipsti...

Page 92: ...VERY 500 HOURS BAdjusting Engine Valve Clearance If you do not have the proper tools and or are not mechanically proficient consult your local KUBOTA Dealer for this service EVERY AFTER 1000 HOURS BCleaning Combustion Chamber If you do not have the proper tools and or are not mechanically proficient consult your local KUBOTA Dealer for this service EVERY 1000 HOURS or EVERY 1 YEAR Replace every 10...

Page 93: ...cient force to penetrate the skin causing serious personal injury Before disconnecting lines be sure to relieve all pressure Before applying pressure to the system make sure all connections are tight and that lines pipes and hoses are not damaged 1 Check to see that all lines and hose clamps are tight and not damaged 2 If hoses and clamps are found worn or damaged replace or repair them at once 3 ...

Page 94: ... service correctly and safely contact your local KUBOTA Dealer See Checking Carbon Canister Air Filter in EVERY 100 HOURS in PERIODIC SERVICE section BReplacing One Way Valve Consult your local KUBOTA Dealer for this service EVERY 4 YEARS BReplacing Hydraulic Hose Consult your local KUBOTA Dealer for this service BReplacing Fuel Lines Consult your local KUBOTA Dealer for this service BReplacing En...

Page 95: ... inspection and repair Never jump the fuse with wire or foil or install a larger capacity fuse than is recommended C Protected circuit 1 Fuse location 2 Slow blow fuse FUSE NO CAPACITY A Protected circuit 1 15 Main system 15 Aux outlet 10 Control system 20 Work light 2 Slow blow fuse 50 Check circuit against wrong battery connection Option The fuse should be in only when the work light is attached...

Page 96: ...rench over the pulley nut to prevent the spindle from rotating while removing the blade bolts loosen the blade bolt as illustrated RCK60R Set the pipe between the blade and the next blade or use a box wrench over the pulley nut to prevent the spindle from rotating while removing the blade bolts loosen the blade bolt as illustrated A Use the proper metric size box or socket wrench to tighten or loo...

Page 97: ...which mounts the gear box to the mower deck and slip the belt over the top of the gear box 6 To install a new belt reverse the above procedure A Tighten bracket bolts securely 77 6 to 90 2 N m 8 0 to 9 2 kgf m 57 1 to 66 5 lbf ft BBleeding Fuel System Air must be removed 1 When the fuel filter or lines are removed 2 When tank is completely empty 3 After the machine has not been used for a long per...

Page 98: ...he motion control lever in the NEUTRAL LOCK position 5 If the rear axle is still turning follow following steps to adjust the neutral position 6 Pull the latch lever and raise the operator s seat 7 Remove the connector from the seat safety switch then temporarily install a jumper wire across the terminals in the connector of the wire harness To avoid personal injury A Do not operate the machine wi...

Page 99: ...djust the other side equally 10 After adjustment make sure to stop the engine immediately BMAXIMUM SPEED FORWARD Consult your local KUBOTA Dealer for this service BMOTION CONTROL LEVER ALIGNMENT C Check the alignment Check the gap and space between the levers at the maximum forward position If positions of the control levers are unequal an adjustment is necessary To avoid personal injury A Park th...

Page 100: ...machine on a firm and level surface A Apply the parking brake A Stop the engine and remove the key A Wait for all moving parts to stop A The flattest cut can be achieved by having the anti scalp rollers adjusted off the ground Check anti scalp roller adjustments each time the mower deck cutting height is changed It is recommended that all the anti scalp rollers be kept off the ground to minimize s...

Page 101: ...er deck anti scalp rollers should not contact the ground 1 Raise the mower deck to the transport position Also the top end 2 Turn the cutting height set dial to the 3 in cutting height position 3 Lower the mower deck 4 Position the right mower blade in the Side to Side position 5 Measure from outside blade tip to the level surface with a short ruler or leveling gauge Reference A There is a differe...

Page 102: ...Anti scalp rollers must not rest on the wood block 4 Lower the mower deck 5 Position mower blade in the Side to Side position 6 Loosen the lock nuts of the right side of the machine 7 Adjust the cutting height fine tuning bolts to set 76 mm 3 in height Front and rear side bolts must be adjusted 8 Lock the nuts 9 Adjust the left side equally 10 Check the side to side level and if it is not level ad...

Page 103: ...ck that the left side blade has the same dimension The difference between both measurements should be less than 6 mm 1 4 in Front side must be lower than rear side 8 If the Front to Rear adjustment is not within the given tolerance adjustment is necessary C Adjusting level Front to Rear 1 Raise up the mower deck to the transport position Also the top end 2 Turn the cutting height set dial to the 3...

Page 104: ...ADJUSTMENT 84 ENGLISH 1 Cutting height fine tuning bolt 2 Lock nut ...

Page 105: ...4 34 3 3 0 3 5 3 8 lbf ft N m kgf m 35 42 47 5 57 0 4 84 5 82 45 54 61 0 73 2 6 22 7 47 M10 lbf ft N m kgf m 35 5 41 2 48 1 55 8 4 9 5 7 44 9 52 1 60 8 70 5 6 2 7 2 1 2 lbf ft N m kgf m 80 96 108 5 130 2 11 07 13 29 110 132 149 2 179 0 15 22 18 27 M12 lbf ft N m kgf m 57 2 66 5 77 5 90 1 7 9 9 2 76 0 86 8 103 117 10 5 12 0 9 16 lbf ft N m kgf m 110 132 149 2 179 0 15 22 18 27 160 192 217 0 260 4 2...

Page 106: ... 2 39 3 45 1 42 2 2 9 4 0 4 6 4 3 0 3 35 4 41 2 38 3 2 9 48 1 55 9 52 0 3 9 4 9 5 7 5 3 0 4 M12 17 or 19 46 3 53 5 49 9 3 6 62 8 72 6 67 7 4 9 6 4 7 4 6 9 0 5 57 1 66 5 61 8 4 7 77 6 90 2 83 9 6 3 8 0 9 2 8 6 0 6 M14 19 or 22 79 6 92 6 86 1 6 5 107 9 125 5 116 7 8 8 11 0 12 8 11 9 0 9 91 1 108 5 99 8 8 7 123 6 147 0 135 3 11 7 12 6 15 0 13 8 1 2 A Figure 7 on the top of the bolt indicates that the...

Page 107: ...engine to cool before washing A Cover the machine after the muffler and the engine have cooled down REMOVING THE MACHINE FROM STORAGE 1 Check the tire air pressure and inflate the tires if they are low 2 Jack the machine up and remove the support blocks 3 Install the battery Before installing the battery make sure it is fully charged 4 Check all fluid levels engine oil transmission hydraulic oil a...

Page 108: ...e during inspection or cleaning A Mixing of foreign matter or water in the fuel might cause a plugged filter element prematurely or cause much water to accumulate on the bottom of the fuel filter bowl A If water accumulates on the bottom of the fuel filter bowl clean the fuel filter bowl or replace it with a new one C Inspecting and cleaning 1 Turn the carburetor fuel valve from the RUN OPEN posit...

Page 109: ...element that shows an excessive plugging with a new one 4 Reinstall the packing and element using caution not to contaminate them A Mixing of dirt or foreign matter in the fuel might cause the malfunction of the engine 1 Carburetor fuel valve 2 Element 3 Packing 4 Fuel filter bowl 5 Ring screw ...

Page 110: ...in the fuel system A Replace fuel and see your Kubota dealer A Fuel hose or fuel filter clogged or damaged A Clean or replace fuel lines and see your Kubota dealer A Air cleaner is clogged A Clean or replace the air cleaner A Spark plug damaged A Adjust the spark plug gap or replace the spark plug A Check the spark plug wire connection A Fuse is blown A Replace the fuse A Engine oil viscosity is w...

Page 111: ...fuel filter A Air cleaner is clogged A Clean or replace the air cleaner element A Choke is not fully opened A Check the choke knob position Exhaust fumes are colored White or Blue A Excessive engine oil A Reduce to the specified oil level A Piston ring is worn or stuck A See your Kubota dealer Engine overheats A Engine is overloaded A Lower speed or reduce load A Engine oil is insufficient A Reple...

Page 112: ...el A Battery was used too much without recharging A Charge battery sufficiently A Charge the battery properly Recharging is impossible A Battery life expired A Replace battery Terminals are severely corroded and heat up A Poor terminal connection A Clean the terminal and tighten securely A Keep the terminal clean and tight Apply grease and treat with anti corrosives Battery electrolyte level drops...

Page 113: ...reset engine rpm A Grass too long A Cut grass twice A Blades dull or damaged A Replace blades or have blades sharpened A Debris in mower deck A Clean mower deck Uneven cut A Mower deck not level A Level mower deck A Ground speed too fast A Slow down A Blades dull A Have blades sharpened A Blades worn or damaged A Replace blades A Low tire inflation A Add air to correct pressure A Anti scalp roller...

Page 114: ...Damaged pulleys A Replace pulleys A Pulleys out of alignment A Check pulleys A Blades out of balance A Have blades balanced Mower loads down machine A Engine rpm too low A Mow at full throttle check and reset engine rpm A Ground speed too fast A Slow down A Debris wrapped around mower spindles A Clean mower A Front of deck too low A Adjust mower deck See MOWER DECK LEVEL in ADJUSTMENT section Symp...

Page 115: ...adjust the emissions by installing the appropriate genuine altitude compensation kit And the engine manufacturer must provide such kit when the engine is operated at an altitude that exceeds the standard level as guarantied by the engine manufacturer For this purpose KUBOTA prepared genuine altitude compensation kit described below The ultimate users of SI engines must comply with the regulations ...

Page 116: ...ulic Hose 74 Hydraulic Lift Control Pedal 22 Hydraulic Oil Filter 71 Immediately Stop the Engine if 14 Inflation Pressure 34 Inflation Pressure 49 Inspecting and Fuel Filter Bowl 88 Intake Air Line 74 Intake Air Line 74 Key Switch 13 LEVEL MOWER DECK Front to Rear 83 LEVEL MOWER DECK Side to Side 81 Lubricating All Grease Fittings 50 Lubricating Oil for New Machines 18 Machine Break in 18 MAXIMUM ...

Page 117: ...97 INDEX ENGLISH Warm up and Transmission Oil in the Low Temperature Range 15 ...

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