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U.S.A.
: KUBOTA TRACTOR CORPORATION
1000 Kubota Drive, Grapevine, TX 76051
Telephone : 888-4KUBOTA
Canada
: KUBOTA CANADA LTD.
5900 14th Avenue, Markham, Ontario, L3S 4K4, Canada
Telephone : (905)294-7477
France
: KUBOTA EUROPE S.A.S
19-25, Rue Jules Vercruysse, Z.I. BP88, 95101 Arɡenteuil Cedex, France
Telephone : (33)1-3426-3434
Italy
: KUBOTA EUROPE S.A.S Italy Branch
Via Grandi, 29 20068 Peschiera Borrome (MI) Italy
Telephone : (39)02-51650377
Germany
: KUBOTA BAUMASCHINEN GmbH
Steinhauser str, 100, 66482 Zweibrucken Rheinlandpfalz Germany
Telephone : (49)6332-4870100
U.K.
: KUBOTA (U.K.) LTD.
Dormer Road, Thame, Oxfordshire, OX9 3UN, U.K.
Telephone : (44)1844-214500
Australia
: KUBOTA AUSTRALIA PTY LTD.
25-29 Permas Way, Truɡanina, VIC 3029, Australia
Telephone : (61)-3-9394-4400
Malaysia
: KUBOTA MALAYSIA SDN. BHD.
No.3 Jalan Sepadu 25/123 Taman Perindustrian Axis,
Seksyen 25, 40400 Shah Alam, Selanɡor Darul Ehsan Malaysia
Telephone : (60)3-736-1388
Philippines : KUBOTA PHILIPPINES, INC.
232 Quirino Hiɡhway, Baesa, Quezon City 1106, Philippines
Telephone : (63)2-422-3500
Taiwan
: SHIN TAIWAN AGRICULTURAL MACHINERY CO., LTD.
16, Fenɡpinɡ 2nd Rd, Taliao Shianɡ Kaohsiunɡ 83107, Taiwan R.O.C.
Telephone : (886)7-702-2333
Thailand
: SIAM KUBOTA CORPORATION CO., LTD.
101/19-24 Moo 20, Navanakorn Industrial Estate, Tambon Khlonɡnuenɡ, Amphur Khlonɡluanɡ,
Pathumthani 12120, THAILAND
Telephone : (66)2-909-0300
Japan
: KUBOTA Corporation
Farm & Industrial Machinery International Operations Headquarters
2-47, Shikitsuhiɡashi 1-chome, Naniwa-ku, Osaka, Japan 556-8601
WHEEL LOADER
R
4
3
English (Australia)
0
Code No. R2433-8120-2
©
KUBOTA Corporation 2019
OPERATOR'S MANUAL
KUBOTA
1YYPV00007000
READ AND SAVE THIS MANUAL
MODEL R430

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Summary of Contents for Kubota R430

  • Page 1 KUBOTA U.S.A. : KUBOTA TRACTOR CORPORATION 1000 Kubota Drive, Grapevine, TX 76051 Telephone : 888-4KUBOTA WHEEL LOADER Canada : KUBOTA CANADA LTD. 5900 14th Avenue, Markham, Ontario, L3S 4K4, Canada Telephone : (905)294-7477 France : KUBOTA EUROPE S.A.S 19-25, Rue Jules Vercruysse, Z.I. BP88, 95101 Arɡenteuil Cedex, France Telephone : (33)1-3426-3434 Italy : KUBOTA EUROPE S.A.S Italy Branch Via Grandi, 29 20068 Peschiera Borrome (MI) Italy Telephone : (39)02-51650377 MODEL R430 Germany : KUBOTA BAUMASCHINEN GmbH Steinhauser str, 100, 66482 Zweibrucken Rheinlandpfalz Germany Telephone : (49)6332-4870100 U.K. : KUBOTA (U.K.) LTD. Dormer Road, Thame, Oxfordshire, OX9 3UN, U.K. Telephone : (44)1844-214500 Australia : KUBOTA AUSTRALIA PTY LTD. 25-29 Permas Way, Truɡanina, VIC 3029, Australia Telephone : (61)-3-9394-4400 Malaysia : KUBOTA MALAYSIA SDN. BHD. No.3 Jalan Sepadu 25/123 Taman Perindustrian Axis, Seksyen 25, 40400 Shah Alam, Selanɡor Darul Ehsan Malaysia Telephone : (60)3-736-1388 Philippines : KUBOTA PHILIPPINES, INC.
  • Page 2 Falling Objects Protective Structures International Organization for Standaridization Japanese Industry Standard Load Sensing Transmission Militaly Standard ROPS Roll-Over Protective Structures Revolutions Per Minute Revolutions Per Second Society of Automotive Engineers, USA Slow Moving Vehicle R430 English (Australia) AX. L. 2-2. 0. K...
  • Page 3 UNIVERSAL SYMBOLS As a guide to the operation of your machine, various universal symbols have been utilized on the instruments and controls. The symbols are shown below with an indication of their meaning. Safety Alert Symbol Lock Engine Oil-Pressure Unlock Diesel Preheat/Glow Plugs Bucket Up Water separator fill-up...
  • Page 4 FOREWORD You are now the proud owner of a KUBOTA wheel loader. This wheel loader is a product of KUBOTA quality engineering and manufacturing. It is made of fine materials and under a rigid quality control system. It will give you long, satisfactory service.
  • Page 5: Table Of Contents

    2.1 Installing the lift arm support ......................38 3. Steering frame lock............................ 39 3.1 Attaching the steering frame lock ....................... 39 4. Shuttle change lever lock knob........................39 5. Control lever lock knob ..........................40 6. Auxiliary port lever lock knob ........................40 R430...
  • Page 6 5.2 Loading onto a truck by V-shift loading method ................. 57 TRANSPORTING BY TRUCK ....................58 LOADING THE MACHINE ON AND FROM A TRUCK..................58 PRECAUTIONS FOR TRANSPORTING ......................58 HANDLING THE WHEEL LOADER IN COLD WEATHER ............60 PREPARATION FOR OPERATION OF THE MACHINE IN COLD WEATHER ..........60 R430...
  • Page 7 3. Replacing the engine oil filter cartridge ..................... 80 SERVICE EVERY 500 HOURS .......................... 81 1. Checking and replenishing the oil in the front and the rear axle case ............81 2. Replacing the LST oil filter......................... 81 3. Replacing the return filter .......................... 82 R430...
  • Page 8 CAUTION WHEN WASHING THE MACHINE ....................94 RECOMMENDED OILS ......................95 RECOMMENDED OIL LIST..........................95 BIODIESEL FUEL (BDF) ............................ 97 TROUBLESHOOTING .......................99 TROUBLESHOOTING OF THE ENGINE AND OTHER SYSTEMS..............99 LIST OF ERROR CODE NUMBERS ........................ 100 APPENDIX ..........................104 SERVICE HOUR METER ..........................104 R430...
  • Page 9 INDEX............................105 R430...
  • Page 10 R430...
  • Page 11: Safe Operation

    ROPS and FOPS. moving. Consult a proper maintenance authority if • For your safety, KUBOTA installs a ROPS (roll- any malfunctioning part of the system is observed. over-protective-structure) and a FOPS (falling-...
  • Page 12 • To avoid the danger of exhaust fume poisoning, do wet. not operate the engine, in a closed building without • Slow down for turns, uneven terrain, and slopes to proper ventilation. Carbon monoxide is odorless, avoid tipping over. colorless, and deadly. R430...
  • Page 13 (For details, see RELEASING THE PRESSURE • Use the brake when the machine begins to TRAPPED IN THE HYDRAULIC SYSTEM on accelerate by itself. page 51) 4. Lock all control levers in neutral. R430...
  • Page 14 • It is dangerous to alter the direction once already on the ramps. If direction needs correction, bring R430...
  • Page 15 Otherwise, the battery component parts may • Keep clear of articulation area when servicing. prematurely deteriorate, which may shorten the • When checking or servicing the electrical system, battery's service life or cause an explosion. Check disconnect the battery cables. R430...
  • Page 16 (3) Magnifying glass (2) Hydraulic line • Towing in case of problems If the machine breaks down and requires towing, please contact your nearest KUBOTA dealer. In case of an emergency, carry out the following procedure. 1. Preparation of towing a.
  • Page 17 • If you ask questions about the correct disposal or storage of refuse and toxic waste, contact your KUBOTA dealer or a local waste management contractor. • Do not open high-pressure fuel system. High- pressure fluid remaining in fuel lines can cause serious injury.
  • Page 18 Repair any wires that – Do not park the machine anywhere there are are loose or frayed before operating the combustible materials such as dried grass and machine. Clean all electrical connections and straw. tighten all electrical connections as necessary. R430...
  • Page 19 SAFE OPERATION SAFETY LABELS R430...
  • Page 20 SAFE OPERATION R430...
  • Page 21 SAFE OPERATION R430...
  • Page 22 SAFE OPERATION R430...
  • Page 23 SAFE OPERATION R430...
  • Page 24 • Clean safety labels with soap and water, dry with a soft cloth. • Replace damaged or missing safety labels with new safety labels from your local KUBOTA dealer. • If a component with safety label(s) affixed is replaced with new part, make sure that new safety label(s) is (are) attached in the same location(s) as the replaced component.
  • Page 25: Servicing Of The Wheel Loader

     SERVICING OF THE WHEEL LOADER SERVICING OF THE WHEEL LOADER DEALER SERVICE Your KUBOTA dealer is always ready to help you with problems with your wheel loader and make sure that you get the most value from it. After having carefully read these instructions, you will realize that you can perform much of the routine maintenance by yourself.
  • Page 26: Procedure For Scrapping The Wheel Loader

    Operator's Manual even it is within the warranty period. The product(s) described in this operator's manual are designed and manufactured only for the country in which they are initially wholesaled by KUBOTA or one of its affiliated companies. Neither KUBOTA...
  • Page 27: Specifications

    SPECIFICATION TABLE  SPECIFICATIONS SPECIFICATIONS SPECIFICATION TABLE Model R430 Type Canopy Operating weight 3080 Bucket capacity 0.38 Manufacturer KUBOTA Model Water-cooled D1803-CR-TIE4-WL5 kW/rpm 35.5/2600 SAE J1995 (HP/rpm) (47.6/2600) Horse power kW/rpm 33.2/2600 SAE J1349 Engine (HP/rpm) (44.5/2600) Number of cylinders Displacement...
  • Page 28  SPECIFICATIONS Model R430 Type Canopy 18.6 Auxiliary Max. pressure (kgf/cm (190) Fuel tank Others Hydraulic oil tank Hydraulic oil system NOTE : • The dimensions in the table are based on the machine with std. tires, skid steer type quick coupler, standard bucket, and ROPS/ FOPS-canopy.
  • Page 29: Machine Parts

    (1) Bucket (5) Bucket cylinder (9) Engine hood (13) Rear wheel (2) Bucket level indicator (6) Lift cylinder (10) Fuel tank cover (3) Bell crank (7) Steering wheel (11) Fuel tank (4) Lift arm (8) Control lever (12) Front wheel R430...
  • Page 30  MACHINE PARTS (14) ROPS/FOPS canopy (16) Turn signal light (18) Clearance light (15) Head light (17) Pre-cleaner (19) Hydraulic oil tank R430...
  • Page 31: Instrument Panel And Controls

    (4) Display selector switch (7) Working light switch [only for (9) Starter switch (2) Hazard lamp switch (5) Parking brake switch canopy] (10) Travel speed switch (3) User setting switch (6) Light switch (8) Turn signal switch (11) Electrical outlet R430...
  • Page 32: Control Pedals And Levers

    (1) Inching and brake pedal (3) Shuttle change lever (6) Accelerator pedal (9) Control lever lock knob (2) Shuttle change lever lock (4) Steering wheel (7) Control lever (10) Auxiliary port lever lock knob knob (5) Brake pedal (8) Auxiliary port lever R430...
  • Page 33: Instrument Panel

    (4) Water separator filled-up indi- (9) LST oil-temperature warning (13) High travel speed indicator (19) Headlight indicator cator indicator (14) Warning indicator (20) Clearance light indicator (5) Clock setting request indicator (15) Engine warning indicator (21) Hazard / turn signal indicator R430...
  • Page 34: Checks Before Starting The Machine

    In other words, once the engine has started, be 2. When the parking-brake-switch is pressed again, sure to free the starter key. the parking brake is released and the mark on the instrument panel lights off. R430...
  • Page 35: Horn Switch

    [RUN], the working light will be according to the direction in which the machine is to be switched on. turned. The corresponding turn signal will blink. Be sure to return the turn-signal-switch to the neutral position after the turn. (1) Working light switch R430...
  • Page 36: Hazard Lamp Switch

    (2) Display selector switch NOTE : • Press the display-selector-switch for a long time and the year, month, day, hour, and minute will be selected in this order. • While setting the clock, the clock-setting- request-indicator on the instrument panel is blinking. R430...
  • Page 37 (A) One's digit of the year (B) Blinking User setting switch Display selector switch 5. Set the day. • Press the user-setting-switch and the numeric setting will be smaller. • Press display-selector-switch numeric setting will be larger. (A) Blinking R430...
  • Page 38: Checks For The Indicators

    [RUN], the following symbol will appear. (1) Engine oil pressure warning indicator 3. Grow plug indicator With the starter key at the [RUN] position, the preheat status of the engine is indicated. R430...
  • Page 39: Water Separator Filled-Up Indicator

    (1) Water separator filled-up in- • If the fuel-gauge-indicator is near the , add dicator fuel as soon as possible. If the fuel-gauge- indicator is near and the machine operates on a slope, the engine may run out of fuel. R430...
  • Page 40: How To Use The Fuel Level Audible Indication Switch

    How the indicator works The meter advances one hour after an hour of operation regardless of rpm of the engine. 5.4 Engine tachometer Engine tachometer indicates the current rpm of the engine. (1) Fuel level audible indication (A) Full switch (B) Empty R430...
  • Page 41: Lcd For Warning

    If the system gets in warning signal, the warning indicator starts flashing in yellow. • Warnings and errors are displayed and an alarm buzzer beeps. • Let your KUBOTA dealer inform you of details concerning care and maintenance. R430...
  • Page 42: Overheat Warning

    2. Lift arm support The lift-arm-support prevents the loader-lift-arms from falling when servicing the machine. (1) Lift arm support device 2.1 Installing the lift arm support WARNING To avoid personal injury or death: R430...
  • Page 43: Steering Frame Lock

    To avoid personal injury or death: hydraulic pressure in the hydraulic system by • Secure the steering-frame-lock before servicing, operating control levers. Lock all control levers hauling, or transporting the machine. in neutral, and remove the starter key. R430...
  • Page 44: Control Lever Lock Knob

    2. To unlock the control lever, pull the control-lever- lock-knob. (1) Auxiliary port lever (A) Lock (2) Auxiliary port lever lock knob (B) Unlock (1) Control lever (A) Lock (2) Control lever lock knob (B) Unlock R430...
  • Page 45: Operation Of The Engine

    (2) Engine oil pressure warning STARTING THE ENGINE indicator 3. Turn the starter key to the [START] position and 1. Insert the starter key into the starter switch and turn release after the engine has started. it to the [RUN] position. R430...
  • Page 46: Checkpoints After Starting The Engine

    [STOP] • In the preceding cases, check the machine and position, wait for 20 seconds or longer, and ask your local KUBOTA dealer to service. repeat the same steps. • If the battery is dead and must be connected...
  • Page 47: Starting The Engine With An Auxiliary Battery

    8. Start the engine of the helping machine and let it run for a while. 9. Start the machine with the low battery. 10. Disconnect the jumper cables in the reverse sequence. R430...
  • Page 48: Operation Of The Machine

    1.0 m MAINTENANCE INTERVALS on page 63. over 1 kV up to 110 kV 3.0 m over 110 kV up to 220 kV 4.0 m up to 380 kV or over 220 kV when rated voltage 5.0 m is unknown R430...
  • Page 49: Starting Of The Machine

    (2) Horizontal seat adjustment (B) Turn clockwise (1) Seat belt (2) Button lever (3) Spring adjustment knob Fastening the seat belt (4) Backrest adjustment lever 1. Pull the seat belt from the retractable (right) side of the operator's seat. R430...
  • Page 50: Traveling With Machine

    Using the inching and brake pedal according to the 4. Pull shuttle-change-lever-lock-knob job on page 53. releasing the shuttle-change-lever-lock. 5. Set the shuttle-change-lever to the desired position. 6. Gradually increase the engine rpm by pressing the accelerator pedal. The machine will move. R430...
  • Page 51: Shuttle Change Lever

    TRAVELING WITH MACHINE  OPERATION OF THE MACHINE reserve alarm will stop. If the reserve alarm still keeps sounding, contact your local KUBOTA dealer. NOTE : • When the shuttle-change-lever is in the neutral position, the neutral indicator on the instrument panel goes on.
  • Page 52: Precautions For Turning The Machine

    • Rotate the steering wheel to follow the turn of the machine. When turning fully, never attempt to rotate WARNING the steering wheel once it reaches its full stroke. To avoid personal injury or death: R430...
  • Page 53: Operation Of The Lift Arm And The Bucket

    “lift-arms- raise” command and “bucket-roll-back” or “auxiliary-hydraulic-control” command input together, which can result in the lift arms lowering slowly. If you begin to experience the hydraulic imbalance, either place the lift arms R430...
  • Page 54: Adjusting The Auto Leveler

    • When not using the auxiliary port, be sure to lock the auxiliary-port-lever by the auxiliary- port-lever-lock-knob. 2. Auxiliary port lever Use the auxiliary-port-lever to operate the hydraulic attachments such as 4in1 bucket. • Pushing the auxiliary-port-lever (A) sends oil to the pipe-A (E). R430...
  • Page 55: Releasing The Pressure Trapped In The Hydraulic System

    WARNING Approx. 0.1 L To avoid personal injury or death: • After carrying out the attaching procedures of front attachments, make sure that the front attachment securely attached mechanical multi-coupler, front attachment may be detached. R430...
  • Page 56: How To Use The Inching And Brake Pedal

    The disc brake will be applied to stop the machine completely. (1) Lift arm (A) Raise 3. Now raise the lift a little further and tilt up the (A) Press the inching and brake bucket. Fit and secure the connecting pins in pedal with force position. R430...
  • Page 57: Using The Inching And Brake Pedal According To The Job

    WARNING To avoid personal injury or death: • When traveling with a fully-loaded bucket, do not press the inching-and-brake-pedal all the way. The machine will brake abruptly and cause dangerous loss of balance that may cause an accident. R430...
  • Page 58: Typical Jobs Using Awheel Loader

    • Be sure to ease up on the accelerator at the end of backfilling grooves, the areas at the edge of R430...
  • Page 59: Loading A Sand Pile

    2. When the bucket is sufficiently driven into the sand, lift the bucket while advancing the machine. The recommended digging depth per pass is as follows. Digging depth per pass Between 10 cm and 15 cm R430...
  • Page 60: Refilling

    2. After digging and shoveling with the bucket, move “FLOATING” position using the control lever, and the machine backward. level the ground while backing the machine. 3. Then drive the truck to a point between the machine and the piled sand. R430...
  • Page 61: Loading Onto A Truck By V-Shift Loading Method

    (90 degrees) to the truck. 3. Then move the machine forward to load sand onto the truck. A smaller angle between the machine and truck will provide a shorter cycle time and more efficient operation. R430...
  • Page 62: Transporting By Truck

    • When advancing and reversing the machine on the truck bed, be careful not to hit the cabin and the gates. PRECAUTIONS FOR TRANSPORTING WARNING To avoid personal injury or death: • Before transportation, perform the following to prevent the machine from moving during transportation. R430...
  • Page 63 • Block the wheels of machine. • Securely fasten the machine to the truck with straps or chains. (1) Lug (Both sides) WARNING To avoid personal injury or death: • Use the locations indicated by marks in the diagram to tie down the machine R430...
  • Page 64: Handling The Wheel Loader In Cold Weather

    • Antifreeze contains anticorrosive. It is not necessary to add a cleaner to the coolant. • Engine coolant capacity is as follows. Radiator 9.0 L Coolant capacity Recovery tank 1.1 L R430...
  • Page 65: Maintenance

    • Do not carry out any work or modifications on • If you cannot operate and must tow the hydraulic components. machine, please contact your local KUBOTA dealer for information about correct towing (For details on releasing the pressure trapped in the procedures.
  • Page 66 • When changing the oil check whether the old oil is abnormally permeated with metal fillings or foreign matter. • Only commercially available, noncombustible washing agents. Only wash at the designated places such as oil and grease traps available. R430...
  • Page 67: Maintenance Intervals

    50 hrs every check ○ ○ ○ ○ ○ Radiator hoses and clamps every replace years every clean ○ ○ ○ ○ ○ Outer element every Air cleaner replace ○ 1000 element every Inner replace ○ 1000 element (Continued) R430...
  • Page 68 33 EGR cooler check 1500 every Alternator and check 2000 starter motor every 35 EGR system check 3000 every 36 Turbo charger check 3000 Exhaust manifold (crack, gas, leak- every check age and mounting 1 year screw) (Continued) R430...
  • Page 69 When using biodiesel, be sure to check the maintenance requirements of biodiesel fuel as the intervals will change in some of the items. This maintenance is appeared on the meter panel at each specified maintenance hours. Replace only if necessary. Consult your local KUBOTA Dealer for this service. R430...
  • Page 70: Periodic Service

    It is extremely important to maintain your machine • When engine cover opened properly to prevent trouble. completely, it will be automatically held by • Walk around the machine and carefully check all gas damper. hydraulic hoses and connections, the hydraulic R430...
  • Page 71: Checking And Replenishing The Engine Oil

    If there are any leaks, take proper measures to stop out, causing scalding. them. If repair is impossible, contact your KUBOTA 1. Stop the machine on flat ground and lower the dealer.
  • Page 72: Checking And Replenishing The Coolant

    1. Check the coolant level in the recovery tank. Do not disconnect the hose but remove the radiator cap. If the coolant level is between the [FULL] and the [LOW] marks, the condition is normal. R430...
  • Page 73: Checking And Replenishing The Oil In The Brake Fluid Reservoir

    Greasing the front attachments 1. Apply the grease to the grease fittings on the front attachments indicated by the arrows in the following illustration. R430...
  • Page 74 1. Apply the grease to the universal joint at three grease fittings. (1) Grease fitting (1) Grease fitting Greasing the rear frame 1. Apply the grease to the rear frame at one grease fitting. (1) Grease fitting R430...
  • Page 75: Checking The Pressure And Wear Of Tire And The Wheel Bolts

    If the fins or ribs is clogged, they should be cleaned operation. out with a jet of compressed air or water. 3. If any abnormality is found, ask your KUBOTA 3. Check the cooling-water-hoses for damage. dealer to inspect the steering further.
  • Page 76: Checking The Gear Locked Parking Brake

    1. Check the V-belt for cracks and proper tension. About 15 degrees (Slope rises by 2.7 meters ev- Slope (See Checking and adjusting the V-belt tension on ery 10 meters) page 76) 2. If the machine moves, consult your local KUBOTA Dealer. Always engage parking brake before dismounting the wheel loader.
  • Page 77: Cleaning The Evacuator Valve

    (See Bleeding the fuel system on page 90) 16. Cleaning the evacuator valve 1. Open the evacuator valve to get rid of large particles of dust and dirt. (1) Reset button (3) Red signal (2) Dust indicator R430...
  • Page 78: Checking And Tightening The Loose Bolts And The Nuts

    To clean the pre-cleaner, remove the wing nut and For refillable type battery, follow the following remove the pre-cleaner bowl. instructions. • Do not use or charge the refillable type battery if the fluid level is below the “LOWER” (lower- limit-level) mark. Otherwise, the component R430...
  • Page 79: Charging The Battery

    (1) Battery some servicing. If the battery is weak, the engine will be difficult to start and the lights will be dim. It is important to check the battery periodically. 1. Check the battery condition by reading the indicator. R430...
  • Page 80: Storing The Battery

    WARNING To avoid personal injury or death: • Only check the fan belt with the engine off and the starter key removed. 1. Check and adjust the tension of V-belt. (SeeChecking and adjusting the V-belt tension on page 76) R430...
  • Page 81: Checking The Radiator Hoses And The Clips

    Check to see if the radiator hoses are in good condition and the clips are properly fixed every 250 hours of operation or 6 months, whichever comes first. WARNING To avoid personal injury or death: • Do not check the radiator hoses until the engine has cooled down. R430...
  • Page 82: Checking The Fuel Line And The Intake Air Line

    2. If hoses and hose clamps are found worn or damaged, replace or repair them at once. 6. Cleaning the air cleaner element WARNING To avoid personal injury or death: • Wear the eye protectors when cleaning with compressed air. R430...
  • Page 83: Service Every 250 Hours

    1. Replacing the water separator purge the fuel system of air. (See Bleeding the fuel system on page 90) filter element 1. Set the water shutoff-valve to the “CLOSE” position. 2. Loosen and remove the cup properly and replace the water-separator-filter-element. R430...
  • Page 84: Changing The Engine Oil

    4. Top up the engine oil if necessary. 5. Idle the engine briefly. 6. Check the level of engine oil about 5 minutes after switching off the engine with the oil dipstick. (1) Oil port (A) Proper oil level (2) Oil dipstick R430...
  • Page 85: Service Every 500 Hours

    1. Loosen the nut located the bottom of the LST-oil- filter and remove the LST-oil-filter. Hexagon nut 24 mm 2. Change to an new LST-oil-filter-cartridge and reinstall the LST-oil-filter. 73.6 N⋅m to 83.4 N⋅m Hexagon nut Tightening torque (7.5 kgf⋅m to 8.5 kgf⋅m) R430...
  • Page 86: Replacing The Return Filter

    2. When installing the new return filter, apply a light 3. Attach the cover. coat of hydraulic oil to the gasket. 3. Tighten the return filter about 2/3 turn by hand after its sealing face touches the gasket. R430...
  • Page 87: Replacing The Fan Belt

    • In reattaching new fuel filter, be careful to keep off dust and dirt. 5. Replacing the fan belt • Consult your local KUBOTA dealer for replacing the fan belt. SERVICE EVERY 1000 HOURS Perform inspection and servicing for every 50, 250, and (1) Drain plug 500 hours of operation at the same time.
  • Page 88: Replacing The Air Cleaner Element

    4. Adjusting the engine valve hydraulic oil is sufficient through the oil-level-gauge. clearance • Consult your local KUBOTA dealer for adjusting the engine valve clearance. SERVICE EVERY 1500 HOURS Perform all 50, 100, and 500 hour servicing at the same time.
  • Page 89: Checking The Egr Cooler

    SERVICE EVERY 1500 HOURS  PERIODIC SERVICE • Be sure to stop the engine before replacing the It is recommended to ask your KUBOTA dealer to oil-separator-element. test and overhaul the alternator and the starter motor. 1. Remove the cover and remove the oil-separator- If you often use the lights during work, inspect the element.
  • Page 90: Checking The Egr Piping For Gas Leak

    5. Checking the EGR piping for gas 2. Changing the coolant leak WARNING • Consult your local KUBOTA dealer for checking the EGR piping for gas leak. To avoid personal injury or death: • Never open the plug immediately after the...
  • Page 91: Replacing The Intake Air Line

    1. Replace and repair the electrical system as quickly • Consult your local KUBOTA dealer for replacing the as possible if necessary. rubber-piping-related-oil-separator. 1.1 Replacing the fuses 5.
  • Page 92 • The main fuse protects the entire electrical system. If the main fuse or another fuse has blown, determine why it blew and repair anything necessary. Never bridge the fuses, always replace them with a new fuse of the same rating. R430...
  • Page 93: Replacing The Slow Blow Fuses

    The branched wire harness allows up to 20 A in use when the starter switch in the [RUN] position. 3. Draining the fuel filter by draining the water separator If the water separator filled-up indicator lights up and the error code appears on the meter panel, “E:9120” R430...
  • Page 94: Bleeding The Fuel System

    Also after replacing the fuel filter, bleed the fuel system. 6. If air is not fully bled by one operation, repeat step 4. and step 5. 1. Fill the fuel tank with fuel. R430...
  • Page 95: Service For Tires

    There is also the risk of a blow out. 2. Correct the tire pressure if necessary. (1) Brake fluid reservoir (2) Air-bleeding plug Type R430 SERVICE FOR TIRES Tire size 12.5/70-16-8PR front 1. Precautions for handling the tires...
  • Page 96: Changing The Tires

    3. Place the machine on jackstands. requested to inspect and service the machine at regular 4. Then remove the wheel bolts and remove the wheel intervals. For added safety, ask your KUBOTA dealer to from the axle. replace the following important component parts.
  • Page 97 Oil leak at fuel and hydraulic hose connections and points Every year Interference, deformation, degradation, twist, and other damages such as cracks or chafing of fuel and hydraulic hoses To prevent serious damage to the hydraulic system, use only a KUBOTA genuine hydraulic hose. R430...
  • Page 98: Taking Out Of Operation And Storing

    CAUTION WHEN WASHING THE MACHINE • Stop the engine before washing the machine. If you wash the machine while running the engine, splashing water will get into the air cleaner through its intake and cause engine trouble. R430...
  • Page 99: Recommended Oils

    – Diesel fuels specified to the following are recommended. Diesel fuel EN 590 or ASTM D975 – The following is a distillate fuel of lower volatility for engines in industrial and heavy mobile service (SAE J313 JUN87). Distillate fuel No. 2-D R430...
  • Page 100 • Filters must trap fuel and lubricant sulfate additives (Zn, Pb, Na, K, Ca, Mg, Cu, Ba, P, and so on) as ash during combustion. Control the fuel carefully to prevent the additives being mixed into fuel such as the fuel tank anti- oxidants, the water remover, the antifreeze, and so on. R430...
  • Page 101: Biodiesel Fuel (Bdf)

    (B6 - B20) which comply with American Society for conditions. Testing and Materials (ASTM) D7467 Standard, as 8. The Kubota Warranty, as specified in the Owner's revised, can be used without adversely affecting the Warranty Information Guide, only covers defects in performance and durability of the engine and fuel product materials and workmanship.
  • Page 102 Every 100 hrs Consult your local Fuel line Replace Every 1 year KUBOTA Dealer for this service. Long Term Storage: 1. BDF easily deteriorates due to oxygen, water, heat and foreign substances. Do not store B6 thru B20 longer than 1 month and B5 longer than 3 months.
  • Page 103: Troubleshooting

    Hydraulic-unlock-lever is not pressed. • Press the hydraulic-unlock-switch. • Check the error-code-number of LIST OF ERROR mark appears in the Electric system Electric system is malfunction. CODE NUMBERS on page 100 and contact your lo- instrument panel. cal dealer. R430...
  • Page 104: List Of Error Code Numbers

    Immediately contact your local E:9101 ◎ ◎ ◎ The engine fails to start. system dealer. The engine may get started. Immediately contact your local E:9102 SCV system ◎ ◎ But the engine rpm and output dealer. is limited. (Continued) R430...
  • Page 105 “E:9118” system oil-pressure is too low. immediately contact your local dealer. Stop engine check the V-belt. Charging system fail- Charging system is in trouble. E:9119 still appears, “E:9119” The battery is not charging. immediately contact your local dealer. (Continued) R430...
  • Page 106 The engine may get started. and if the air cleaner ele- E:9305 system (poor air in- But the engine output is limit- ment is clogged. ◎ ◎ take) ed. The machine fails to move. still appears, “E:9305” immediately contact your local dealer. (Continued) R430...
  • Page 107 But the engine output is limit- ment is clogged. sure too low) ed. The machine fails to move. still appears, “E:9306” immediately contact your local dealer. Immediately contact your local E:9400 Other failures ○ ○ ○ dealer. ◎ Sure to happen ○ May happen R430...
  • Page 108: Appendix

    The maintenance message reappears on the hour meter when the hour meter reaches next designated hour in the preceding table. IMPORTANT : • In case that the service-hour-meter replaced due to any trouble with it, the meter is set to . Contact “0” your KUBOTA dealer for details. R430...
  • Page 109 42 cleaning..............72 checking for leaks............74 precaution for operating........41 clamp starting..............41 replacing..............86 starting under cold condition......... 42 clip starting with auxiliary battery.........43 checking..............77 stopping..............42 clock engine cover setting..............32 closing..............66 control lever opening..............66 function..............49 R430...
  • Page 110 74 normal operation........... 35 gear locked parking brake lever................28 checking..............72 lift arm support............38 grease................. 95 installing..............38 grease fitting light switch..............31 applying grease.............69 R430...
  • Page 111 85 overhead power line starter switch............... 30 working in vicinity..........44 steering overheat warning............38 checking..............71 steering cylinder bearing greasing..............69 steering frame lock parking brake switch........... 30 attaching..............39 pre-cleaner function..............39 cleaning..............74 storing machine............94 R430...
  • Page 112 76 checking..............72 checking tension........... 76 warning indicator............37 warranty policy............21 washing whole machine..........72 water pipes replacing..............87 water separator draining............72,89 water separator filled-up indicator....... 35 water separator filter element replacing..............79 wheel bolt checking............71,78 R430...

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