Kubota BX23S Operator's Manual
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Kubota BX23S Operator's Manual

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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 Ar enteuil 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 (DEUTSCHLAND) GmbH
Senefelder Str. 3-5 63110 Rod au /Nieder-Roden, Germany
Telephone : (49)6106-873-0
U.K.
: KUBOTA (U.K.) LTD.
Dormer Road, Thame, Oxfordshire, OX9 3UN, U.K.
Telephone : (44)1844-214500
Spain
: KUBOTA ESPAÑA S.A.
Avenida Recomba No.5, Poli no Industrial la La una, Le anes, 28914 (Madrid) Spain
Telephone : (34)91-508-6442
Australia
: KUBOTA TRACTOR AUSTRALIA PTY LTD.
25-29 Permas Way, Tru anina, VIC 3029, Australia
Telephone : (61)-3-9394-4400
Malaysia
: SIME KUBOTA SDN. BHD.
No.3 Jalan Sepadu 25/123 Taman Perindustrian Axis,
Seksyen 25, 40400 Shah Alam, Selan or Darul Ehsan Malaysia
Telephone : (60)3-736-1388
Philippines : KUBOTA PHILIPPINES, INC.
232 Quirino Hi hway, Baesa, Quezon City 1106, Philippines
Telephone : (63)2-422-3500
Taiwan
: SHIN TAIWAN AGRICULTURAL MACHINERY CO., LTD.
16, Fen pin 2nd Rd, Taliao Shian Kaohsiun 83107, Taiwan R.O.C.
Telephone : (886)7-702-2333
Indonesia : PT KUBOTA MACHINERY INDONESIA
Tower A at Ei htyEi ht@Kasablanka Lantai 16
Jalan Raya Casablanka Kav. 88, Jakarta 12870 Indonesia
Telephone : (62)-21-29568-720
Thailand
: SIAM KUBOTA CORPORATION CO., LTD.
101/19-24 Moo 20, Navanakorn Industrial Estate, Tambon Khlon nuen , Amphur Khlon luan ,
Pathumthani 12120, THAILAND
Telephone : (66)2-909-0300
Korea
: KUBOTA KOREA CO., LTD.
41-27, Jayumuyeok- il, Baeksan-myeon, Gimje-si, Jeollabuk-do, Korea
Telephone : (82)-63-544-5822
India
: KUBOTA AGRICULTURAL MACHINERY INDIA PVT. LTD.
No.15, Medavakkam Road, Sholin anallur, Chennai-600119, T.N., India
Telephone : (91)44-6104-1500
Vietnam
: KUBOTA VIETNAM CO., LTD.
Lot B-3A2-CN, My Phuoc 3 Industrial Park, Ben Cat District, Binh Duon Province, Vietnam
Telephone : (84)-650-3577-507
AV. B. 2-2. -. K
PRINTED IN U.S.A.
KUBOTA Corporation
Code No. K2892-7121-2
©
KUBOTA Corporation 2016
OPERATOR'S MANUAL
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READ AND SAVE THIS MANUAL
MODELS
BX23S
LA340
BT603

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  • Page 1 Korea : KUBOTA KOREA CO., LTD. 41-27, Jayumuyeok- il, Baeksan-myeon, Gimje-si, Jeollabuk-do, Korea Telephone : (82)-63-544-5822 India : KUBOTA AGRICULTURAL MACHINERY INDIA PVT. LTD. No.15, Medavakkam Road, Sholin anallur, Chennai-600119, T.N., India Telephone : (91)44-6104-1500 · Vietnam : KUBOTA VIETNAM CO., LTD.
  • Page 2 ABBREVIATION LIST Abbreviations Definitions 2-Wheel Drive 4-Wheel Drive American Petroleum Institute ASABE American Society of Agricultural and Biological Engineers, USA ASTM American Society of Testing and Materials, USA Deutsches Institut für Normung, GERMANY Dual Traction [4WD] Feet Per Minute Hi-Lo High Speed-Low Speed Hydrostatic Transmission Meters Per Second...

  • Page 3: Universal Symbols

    UNIVERSAL SYMBOLS As a guide to the operation of your tractor, 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 Slow Read Operator's Manual Fast Hour meter/Elapsed Operating Hours Brake...
  • Page 4 FOREWORD You are now the proud owner of a KUBOTA Tractor. This tractor is a product of KUBOTA’s quality engineering and manufacturing. It is made of the excellent materials and under rigid quality control systems. It will give you long, satisfactory service.

  • Page 5: Table Of Contents

    CONTENTS SAFE OPERATION .................... TRACTOR........................ 1 LOADER ........................7 BACKHOE........................ 9 SERVICING ......................... 1 SPECIFICATIONS OF THE TRACTOR ..............3 SPECIFICATION TABLE ..................3 TRAVELING SPEEDS ..................... 4 SPECIFICATIONS OF THE LOADER................. 5 LOADER SPECIFICATIONS ................... 5 BUCKET SPECIFICATIONS..................5 DIMENSIONAL SPECIFICATIONS .................
  • Page 6 CONTENTS Block Heater (Option) ..................... 25 STOPPING THE ENGINE..................25 WARMING UP ....................... 26 Warm-up and Transmission Oil in the Low Temperature Range........26 JUMP STARTING ....................26 OPERATING THE TRACTOR ................... 28 OPERATING NEW TRACTOR ................28 Do not Operate the Tractor at Full Speed for the First 50 Hours........28 Changing Lubricating Oil for New Tractors..............
  • Page 7 CONTENTS PTO OPERATION....................45 PTO Select Lever ......................45 PTO Clutch Lever ......................46 PTO Shaft Cover and Shaft Cap ..................46 Stationary PTO ....................... 46 PTO Drive Shaft......................47 3-POINT HITCH & DRAWBAR.................. 48 3-POINT HITCH ..................... 49 Attaching and detaching implements................49 Lifting Rod (Right)......................
  • Page 8 CONTENTS HANDLING LARGE HEAVY OBJECTS..............64 VALVE LOCK......................65 BUCKET LEVEL INDICATOR................65 QUICK COUPLER SYSTEM.................. 65 FRONT REMOTE HYDRAULIC CONTROL SYSTEM (if equipped) ..... 66 Install ..........................66 Control Lever ........................66 Remote Control Coupler Connecting and Disconnecting ..........67 ATTACHING ATTACHMENTS ................
  • Page 9 CONTENTS Checking Head Light, Hazard Light etc................88 Checking Seat Belt and ROPS ..................88 Checking and Cleaning of Electrical Wiring and Battery Cables ........89 Checking Movable Parts....................89 EVERY 50 HOURS ....................89 Lubricating Grease Fittings..................... 89 Checking Engine Start System ..................
  • Page 10 CONTENTS SERVICE AS REQUIRED..................105 Bleeding Fuel System....................105 Replacing Fuse......................105 Replacing Light Bulb..................... 106 MAINTENANCE OF THE LOADER................. 107 LUBRICATION ..................... 107 RE-TIGHTENING OF HARDWARE..............107 Tightening Bolts and Nuts..................... 107 DAILY CHECKS....................108 EVERY 50 HOURS ....................108 Checking main frame bolt and nut torque..............

  • Page 11: Safe Operation

    Read and understand this manual carefully before C CAB, ROPS operating the tractor. 1. KUBOTA recommends the use of a CAB or Roll Over Protective Structures (ROPS) and seat belt in almost All operators, no matter how much experience they may all applications.
  • Page 12 SAFE OPERATION C Working 1. Pull only from the hitch. Never hitch to axle housing or any other point except hitch; such arrangements will increase the risk of serious personal injury or death due to a tractor upset. (1) ROPS (2) Seat belt 2.
  • Page 13 SAFE OPERATION 5. Never allow children to operate the machine even 3. Make sure that the Slow Moving Vehicle (SMV) sign is under adult supervision. clean and visible. Use hazard lights and turn signals as 6. Never allow children to play on the machine or on the required.
  • Page 14 SAFE OPERATION 13. Set the implement lowering speed knob in the "LOCK" position to hold the implement in the raised position. 4. OPERATING THE PTO 1. Wait until all moving components have completely stopped before getting off the tractor, connecting, disconnecting, adjusting, cleaning, or servicing any PTO driven equipment.
  • Page 15 SAFE OPERATION 5. USING 3-POINT HITCH 6. SERVICING THE TRACTOR Before servicing the tractor, park it on a firm, flat and level 1. Use the 3-point hitch only with equipment designed for 3-point hitch usage. surface, set the parking brake, lower all implements to the 2.
  • Page 16 If it is necessary to work under and wildlife. Please dispose properly. tractor or any machine elements for servicing or See your local Recycling Center or KUBOTA Dealer to adjustment, securely support them with stands or learn how to recycle or get rid of waste products.
  • Page 17 ISO 24410, is raised. Contacting electric lines can cause first edition 2005-04-15. electrocution. A Use of a non-KUBOTA attachment that does not 12. Gradually stop the loader boom when lowering or comply with ISO 24410 or the improper positioning of lifting.
  • Page 18 SAFE OPERATION 15. Handling large heavy objects can be extremely 4. Escaping hydraulic oil under pressure can have dangerous due to : sufficient force to penetrate the skin, causing serious A Danger of rolling the tractor over. personal injury. Do not use hands to search for A Danger of upending the tractor.

  • Page 19: Backhoe

    SAFE OPERATION BACKHOE Most backhoe equipment accidents can be avoided by following simple safety precautions. These safety precautions, if followed at all times, will help you operate your backhoe safely. BEFORE OPERATING BACKHOE 3. DRIVING THE TRACTOR ON THE ROAD 1.
  • Page 20 SAFE OPERATION...
  • Page 21 SAFE OPERATION...
  • Page 22 SAFE OPERATION...
  • Page 23 SAFE OPERATION...
  • Page 24 SAFE OPERATION DANGER, WARNING AND CAUTION LABELS OF THE LOADER...
  • Page 25 SAFE OPERATION...
  • Page 26 SAFE OPERATION...
  • Page 27 2. Clean danger, warning and caution labels with soap and water, dry with 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 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.

  • Page 29: Tractor

    KUBOTA Dealer. For service, contact the KUBOTA Dealership from which you purchased your tractor or your local KUBOTA Dealer. When in need of parts, be prepared to give your dealer the tractor, engine, loader and backhoe serial number.
  • Page 30 SERVICING (1) Loader serial number A The loader serial number label (1) is attached to the inside of the boom. (1) Backhoe serial number...

  • Page 31: Specifications Of The Tractor

    SPECIFICATIONS OF THE TRACTOR SPECIFICATIONS OF THE TRACTOR SPECIFICATION TABLE Model BX23S PTO power *1 kW (HP) 13.2 (17.7) Maker KUBOTA Model D902 Type Liquid-cooled, 4-cycle diesel Number of cylinders Bore and stroke mm (in.) 72 x 73.6 (2.83 x 2.90) Total displacement cm (cu.

  • Page 32: Traveling Speeds

    ISO 7241-1 series B (front : Opton) SAE 1-3/8, 6 splines Rear PTO Revolution STD (2500 rpm) USA No.5 (KUBOTA 10-tooth) involute spline MID-PTO Revolution STD (2500 rpm) The company reserve the right to change the specifications without notice. NOTE: *1 Manufacturer's estimate *2 SAE J1995 *3 See and check "IMPLEMENT LIMITATIONS."...

  • Page 33: Specifications Of The Loader

    SPECIFICATIONS OF THE LOADER SPECIFICATIONS OF THE LOADER LOADER SPECIFICATIONS LOADER MODEL LA340 LA340S TRACTOR MODEL BX23S BORE mm (in.) 40 (1.57) BOOM CYLINDER STROKE mm (in.) 326 (12.8) BORE mm (in.) 65 (2.56) BUCKET CYLINDER STROKE mm (in.) 196 (7.7)

  • Page 34: Dimensional Specifications

    SPECIFICATIONS OF THE LOADER DIMENSIONAL SPECIFICATIONS LOADER MODEL LA340 LA340S TRACTOR MODEL BX23S A MAX. LIFT HEIGHT (TO BUCKET PIVOT PIN) mm (in.) 1804 (71.0) B MAX. LIFT HEIGHT UNDER LEVEL BUCKET mm (in.) 1662 (65.4) 1664 (65.5) C CLEARANCE WITH BUCKET DUMPED mm (in.)

  • Page 35: Loader

    SPECIFICATIONS OF THE LOADER OPERATIONAL SPECIFICATIONS LOADER MODEL LA340 LA340S TRACTOR MODEL BX23S LIFT CAPACITY (BUCKET PIVOT PIN, MAX. HEIGHT) kg (lbs.) 335 (739) 278 (613) LIFT CAPACITY (500 mm FORWARD, MAX. HEIGHT) kg (lbs.) 231 (509) 192 (423) LIFT CAPACITY (BUCKET PIVOT PIN, 1500 mm HEIGHT) kg (lbs.)
  • Page 36 SPECIFICATIONS OF THE LOADER [LA340] [LA340S]...

  • Page 37: Loader Terminology

    SPECIFICATIONS OF THE LOADER LOADER TERMINOLOGY (1) Loader control lever (6) Boom (2) Side frame (7) Bucket cylinder (3) Mounting hook (8) Bucket (4) Main frame (9) Lock lever (5) Boom cylinder...

  • Page 38: Specifications Of The Backhoe

    1862 mm (73.3 in.) Angle of departure per SAE J1234 (A3) 20.1 deg. Leveling angle 11 deg. Swing arc 140 deg. A The specifications are taken with KUBOTA BX23S tractor. (Tire size : Front 18 X 8.5-10, Rear 26 X 12.00-12)

  • Page 39: Specifications

    SPECIFICATIONS OF THE BACKHOE BSpecifications Digging force (Per SAE J49) With bucket cylinder 8610 N (1936 lbs.) With dipperstick cylinder 5209 N (1171 lbs.) Cycle Time (seconds) Boom cylinder, extend Boom cylinder, retract Swing cylinder, from 90 degrees to center Dipperstick cylinder, extend Dipperstick cylinder, retract Bucket cylinder, extend...
  • Page 40 SPECIFICATIONS OF THE BACKHOE Hydraulic cylinders Boom Dipperstick Bucket Stabilizer Swing cm (in.) cm (in.) cm (in.) cm (in.) cm (in.) Rod diameter 3.0 (1.18) 2.5 (0.98) 2.5 (0.98) 2.5 (0.98) 3.0 (1.18) Cylinder bore 6.5 (2.56) 6.0 (2.36) 5.0 (1.97) 6.0 (2.36) 6.0 (2.36) Bucket Sizes...

  • Page 41: Lift Capacity (Per Sae J31)

    SPECIFICATIONS OF THE BACKHOE BLift Capacity (Per SAE J31) Lift capacities shown are 87% of maximum lift force, according to SAE definition. 192(423) (ft) 212(467) 215(474) 209(461) (ft) 203(448) 201(443) 214(472) 262(578) (ft) RATED LIFT CAPACITY(OVER END)-kg(lbs) 1HNAAACAP002A...

  • Page 42: Backhoe Terminology

    SPECIFICATIONS OF THE BACKHOE BACKHOE TERMINOLOGY (1) Backhoe bucket (2) Bucket teeth (3) Bucket link (4) Bucket cylinder (5) Dipperstick (6) Dipperstick cylinder (7) Boom (8) Boom cylinder (9) Swing frame (10) Main frame (11) Swing cylinder (12) Stabilizer (13) Stabilizer pad (14) Stabilizer cylinder (15) Joystick control (16) Stabilizer control...

  • Page 43: Implement Limitations

    IMPLEMENT LIMITATIONS The KUBOTA Tractor has been thoroughly tested for proper performance with implements sold or approved by KUBOTA. Use with implements below may result in malfunctions or failures of the tractor, damage to other property and injury to the operator or others.
  • Page 44 1100 (2425) *1 KUBOTA provides BT603 Backhoe for BX23S. No other Backhoe installed by 3-point hitch is permitted for BX23S. *2 KUBOTA provides LA340 and LA340S Front-end Loader for BX23S. *3 The value contains the weight of KUBOTA standard bucket.

  • Page 45: Instrument Panel And Controls

    INSTRUMENT PANEL AND CONTROLS INSTRUMENT PANEL AND CONTROLS B Instrument Panel, Switches and Hand Controls ILLUSTRATED CONTENTS (1) Easy Checker(TM)..........23,38 (2) Tachometer............(3) Hazard light switch..........(4) Turn signal light switch.......... (5) Head light switch........... (6) Fuel gauge............(7) Coolant temperature gauge........(8) Hour meter............
  • Page 46 INSTRUMENT PANEL AND CONTROLS B Foot and Hand Controls ILLUSTRATED CONTENTS (1) Brake pedal................. 23,33,35,40 (2) Parking brake lock pedal............. 23,33,35,40 (3) 3-Point hitch lowering speed knob........(4) Cutting height control dial............ (5) PTO clutch lever..............23,46 (6) PTO select lever..............(7) Differential lock pedal............

  • Page 47: Pre-Operation Check Of The Tractor

    PRE-OPERATION CHECK OF THE TRACTOR PRE-OPERATION CHECK OF THE TRACTOR DAILY CHECK To prevent trouble from occurring, it is important to know the condition of the tractor well. Check it before starting. To avoid serious injury or death: A Be sure to check and service the tractor on a level surface with the engine shut off and the parking brake "ON"...

  • Page 48: Pre-Operation Check Of The Loader

    PRE-OPERATION CHECK OF THE LOADER PRE-OPERATION CHECK OF THE LOADER LUBRICATION TIRE INFLATION Lubricate all grease fittings with SAE multipurpose grease, including the control arm. Insure that the tractor tires are properly inflated. See "TIRES, WHEELS AND BALLAST" section. TEST OPERATION To avoid serious injury or death: A Keep engine speed at low idle during the test operation.

  • Page 49: Removing Air From Hydraulic System

    PRE-OPERATION CHECK OF THE LOADER A When the lever is at each corner position marked by asterisk (*), boom and bucket cylinders work at the same time. However, the blank position (Raise & Roll back) is not recommended for scooping because of insufficient lift force.

  • Page 50: Pre-Operation Check Of The Backhoe

    See "TIRES, WHEELS AND BALLAST" section. PRE-OPERATING INSTRUCTION OPERATOR'S SEAT Operator's seat for the BX23S tractor can be used to operate loader and backhoe. See "OPERATING THE TRACTOR" section for the detail to turn the seat around for backhoe operation.

  • Page 51: Operating The Engine

    OPERATING THE ENGINE OPERATING THE ENGINE A It is recommended that the operator practice engaging and disengaging the parking brake on a flat surface To avoid serious injury or death: without the engine running before operating the tractor A Read and understand "SAFE OPERATION" in for the first time.
  • Page 52 OPERATING THE ENGINE 4. Lock the loader control lever in "LOCK" 6. Set the hand accelerator lever to about position. 1/2 way. (1) Auxiliary hydraulic control lever (A) "LOCK" (1) Hand acelerator lever "INCREASE" (2) Lock lever "DECREASE" 5. Move hydraulic control lever...

  • Page 53: Cold Weather Starting

    8. Turn the key to "PREHEAT" position and hold it for about 2 to 3 seconds. A If key does not stop the engine, consult your local For the appropriate preheating time, refer to the table KUBOTA Dealer. below: Temperature Preheating Time...

  • Page 54: Warming Up

    OPERATING THE ENGINE WARMING UP JUMP STARTING To avoid serious injury or death: To avoid serious injury or death: A Be sure to set the parking brake during warm- A Battery gases can explode. Keep cigarettes, sparks, and flames away from battery. A Be sure to set all shift levers to "NEUTRAL"...
  • Page 55 OPERATING THE ENGINE (1) Dead battery (2) Jumper cables (3) Engine block or frame (4) Helper battery A This machine has a 12volt negative (-) ground starting system. A Use only same voltage for jump starting. A Use of a higher voltage source on tractors electrical system could result in severe damage to tractors electrical system.

  • Page 56: Operating The Tractor

    A Do not run the engine at speeds faster than implements and attachments. necessary. If interference occurs, contact your KUBOTA A On rough roads, slow down to suitable speeds. Dealer. Do not operate the tractor at fast speed. The above precautions are not limited only to new BTo Fold the ROPS tractors, but to all tractors.

  • Page 57: To Raise The Rops To Upright Position

    OPERATING THE TRACTOR 2. Remove both set pins. 4. Align set pin holes and insert both set pins and secure them with the snap pins. To avoid personal injury: A Make sure that both set pins are properly installed and secured with the snap pins. (1) Set pins (2) Snap pins 3.

  • Page 58: Adjustment Of Foldable Rops

    OPERATING THE TRACTOR 3. Align set pin holes, insert both set pins. Secure them with the snap pins. BAdjustment of Foldable ROPS A Adjust free fall of the ROPS upper frame regularly. A If you feel less friction in folding the ROPS, tighten the nut (1) until you feel the right friction in the movement.

  • Page 59: Starting

    OPERATING THE TRACTOR STARTING BOperator's Seat 1. Adjust the operator's position and engage the seat belt. To avoid serious injury or death: A Make adjustments to the seat only while the tractor is stopped. A The seat and suspension should be adjusted to A Make sure that the seat is completely secured ensure that the controls are comfortably at hand for the after each adjustment.

  • Page 60: Seat Belt

    OPERATING THE TRACTOR 2. Adjust steering position. BSeat Belt BTilt Steering Adjustment To avoid serious injury or death: A Always use the seat belt when the ROPS is installed. To avoid personal injury: Do not use the seat belt if the tractor is not A Do not adjust the steering wheel while the equipped with ROPS.

  • Page 61: Hazard Light Switch

    OPERATING THE TRACTOR BHazard Light Switch 4. Check the Brake Pedal. 1. When pressing the hazard-light-switch, the hazard lights flash along with the indicator on the instrument panel. BBrake Pedal 2. When pressing the hazard-light-switch again, the hazard lights turn off. Make sure to latch the brake pedal with the parking brake lock pedal.

  • Page 62: Range Gear Shift Lever (Hi-Lo)

    OPERATING THE TRACTOR 5. Start the engine. 7. Select the Travel Speed. BRange Gear Shift Lever (Hi-Lo) The range gear shift can only be shifted when tractor is To avoid serious injury or death: completely stopped. A Read and understand "SAFE OPERATION" in the front of this manual.

  • Page 63: Front Wheel Drive Lever

    OPERATING THE TRACTOR C Front wheel drive is effective for the following jobs: BFront Wheel Drive Lever 1. When greater pulling force is needed, such as working in a wet field, when pulling a trailer, or when working with a front-end loader. To avoid serious injury or death: 2.

  • Page 64: Speed Control Pedal

    OPERATING THE TRACTOR 10. Depress the Speed Control Pedal. BSpeed Set Device The Speed Set Device is designed for tractor operating efficiency and operator's comfort. This device will provide BSpeed Control Pedal a constant forward operating speed by mechanically holding the speed control pedal at a selected position. To avoid serious injury or death: C To engage Speed Set Device A Do not operate if tractor moves on level ground...

  • Page 65: Stopping

    OPERATING THE TRACTOR STOPPING BStopping 1. Slow the engine down. 2. Step on the brake pedal. 3. After the tractor has stopped, disengage the PTO, lower the implement to the ground, shift the range gear shift lever to "NEUTRAL" and set the parking brake. CHECK DURING DRIVING BImmediately Stop the Engine if: A The engine suddenly slows down or accelerates,...

  • Page 66: Easy Checker(Tm)

    A In case fuel gauge system becomes disconnected, the needle will return to the most bottom position. If this Electrical charge occurs, consult your local KUBOTA Dealer. If the alternator is not charging the battery, the Once you turn"OFF" and when the system gets back indicator in the Easy Checker(TM) will come on.

  • Page 67: Hour Meter

    A When the key is turned "ON", the tachometer should short, the needle will return to the most bottom indicate 4000 rpm for just a moment. position. If this occurs, consult your KUBOTA Dealer. Once you turn"OFF" and when the system gets back C Recommended Engine Speed to normal, the needle also points normal position.

  • Page 68: Parking

    OPERATING THE TRACTOR PARKING OPERATING TECHNIQUES BParking BDifferential Lock To avoid serious injury or death: To avoid serious injury or death due to loss of BEFORE GETTING OFF TRACTOR steering control: A Always set parking brake and lower all A Do not operate the tractor at high speed with implements to the ground.

  • Page 69: Operating The Tractor On A Road

    A Do not drive the tractor close to the edges of Consult your local KUBOTA Dealer for further details. ditches or banks which may collapse under the 1. Loosen the knob nut and turn the bracket vertically weight of the tractor.

  • Page 70: Directions For Use Of Power Steering

    OPERATING THE TRACTOR BDirections for Use of Power Steering 1. Power steering is activated only while the engine is running. While the engine is stopped, the tractor functions in the same manner as tractors without power steering. 2. When the steering wheel is turned all the way to the stop, the relief valve is activated.

  • Page 71: Accessory

    OPERATING THE TRACTOR ACCESSORY REVERSING THE SEAT B12V Electric Outlet An auxiliary light or other devices may be connected to this connector. A Do not connect a light or other device that draws more than 120 watts to this connector, or the battery may discharge very rapidly or the outlet may fail.
  • Page 72 OPERATING THE TRACTOR 5. Push the seat backward, then the seat pin will come 3. Raise the seat until the seat pin comes in to the detent out from detent notch. notch (see illustration). Push the seat down until the lever is locked at the backhoe position.

  • Page 73: Pto

    C Mid-PTO To use Mid-PTO, shift the PTO select lever to Mid-PTO position and the PTO clutch lever to "ON" position. The Mid-PTO is available for KUBOTA approved To avoid serious injury or death: implements. A Before operation, be sure to select the position of the PTO select lever (mid, mid/rear, rear).

  • Page 74: Pto Clutch Lever

    BPTO Clutch Lever 1. The PTO clutch lever engages or disengages the PTO clutch which gives the PTO independent control. 2. Shift the lever to "ON" to engage the PTO clutch. Shift the lever to "OFF" to disengage the PTO clutch. (1) PTO shaft cover (A) "NORMAL POSITION"...

  • Page 75: Pto Drive Shaft

    BPTO Drive Shaft (1) Inner and outer sliding profile tubes (2) Journal cross assy (3) Fitting yoke (4) Safety guard (In, Out) (5) Chain 1. When using a PTO drive shaft, read the operator's manual of the implement before operating the implement.

  • Page 76: 3-Point Hitch & Drawbar

    3-POINT HITCH & DRAWBAR 3-POINT HITCH & DRAWBAR (1) Top link Use holder plate to hold lower link higher while mowing (2) Lifting rod (Left) with mid-mount mower only over uneven terrain. (3) Check chains (4) Turnbuckle (5) Lower link (6) Top link holder (7) Lifting rod (Right) (8) Hitch...

  • Page 77: 3-Point Hitch

    3-POINT HITCH & DRAWBAR 3-POINT HITCH A When not using the top link, make it the shortest length and fix it to the top link holder. BAttaching and detaching implements BCheck Chains To avoid serious injury or death: Make sure that the check chains are installed in the A Be sure to stop the engine and remove the key.

  • Page 78: Removing The 3-Point Hitch

    3-POINT HITCH & DRAWBAR 3. Remove the hair pin and stopper pin. Then remove the check chain plate and lower links. BRemoving the 3-Point Hitch When installing the backhoe, remove the 3-point hitch. BInstalling the 3-Point Hitch 1. Remove the lynch pin and the top link pin. Then 1.

  • Page 79: Hydraulic Unit

    3-point If you do not correct the unit will be damaged. hitch mounted implement. Contact your KUBOTA Dealer for adjustment. To lower implement, move the hydraulic control lever forward; to raise it, move the hydraulic control lever B3-point Hitch Lowering Speed rearward.

  • Page 80: Auxiliary Hydraulics

    HYDRAULIC UNIT AUXILIARY HYDRAULICS BConnecting Hoses for Backhoe On the tractor hydraulic outlet is provided. It can be used with the BT603 Backhoe. When mounting the backhoe. To avoid serious injury or death: 1. Disconnect the coupler. A Escaping hydraulic fluid under pressure can have sufficient force to penetrate skin, causing serious personal injury.

  • Page 81: Disconnecting Hoses For Mower

    HYDRAULIC UNIT 5. Place the protective cap on the coupler of the backhoe inlet hose, the coupler of the outlet hose, and power BDisconnecting Hoses for Mower beyond hose. Do not attach nor operate the mower with the backhoe still 6.

  • Page 82: Mower Lift Linkage System

    HYDRAULIC UNIT MOWER LIFT LINKAGE SYSTEM BCutting Height Control Dial (1) Cutting height control dial (2) Hydraulic control lever (1) Mower rear link When mounting the Mid-mount mower, turn the cutting height control dial to the desired height. For further details, refer to the operator's manual of ROTARY MOWER RCK60B-23BX,...

  • Page 83: Hydraulic Control Unit Use Reference Chart

    HYDRAULIC UNIT BHydraulic Control Unit Use Reference Chart In order to handle the hydraulics properly, the operator must be familiar with the following. Though this information may not be applicable to all types of implements and soil conditions, it is useful for general conditions. Implement Soil condition Gauge wheel...

  • Page 84: Tires, Wheels And Ballast

    BFront Wheels Front tread can not be adjusted. A Do not use tires other than those approved by KUBOTA. A When you intend to mount different size of tires from A Do not turn front discs to obtain wider tread.

  • Page 85: How To Jack Up Front Axle

    TIRES, WHEELS AND BALLAST A Use the tapered bolts for wheels with beveled or BHow to Jack Up Front Axle tapered holes. To avoid serious injury or death: A Before jacking up the tractor, park it on a firm and level ground and chock the rear wheels. A Fix the front axle to keep it from pivoting.

  • Page 86: Ballast

    A The ballast is not required when doing the normal [Approx. 2.25 kg (5 lbs.) (123 lbs.) operations with the BX23S tractor, LA340 loader and CaCl per 4 L (1 gal) of water] BT603 backhoe connected in factory settings. A When mounting a heavy implement, a liquid in the tire BFront Ballast may not be required.
  • Page 87 TIRES, WHEELS AND BALLAST C Rear Wheel Weight (option) The rear wheel weight can be installed to the 3-point hitch. Consult your local KUBOTA dealer to use. A Besides the rear wheel weight, a 3-point kit is required for installing the weight.

  • Page 88: Operating The Loader

    OPERATING THE LOADER OPERATING THE LOADER The loader should be operated with the tractor engine The rollback and lifting of the bucket will increase speed depending on the application and the operator's efficiency because a level bucket throughout the lifting level of experience.

  • Page 89: Carrying The Load

    OPERATING THE LOADER CARRYING THE LOAD LOWERING THE BUCKET Position the bucket just below the level of the tractor hood After the bucket is dumped, back away from the vehicle for maximum stability and visibility, whether the bucket is while lowering and rolling back the bucket. loaded or empty.

  • Page 90: Loading From A Bank

    OPERATING THE LOADER LOADING FROM A BANK A Loader lift and break-away capacity diminish as Choose a forward gear that provides a safe ground speed loading height is increased. and power for loading. Side cutting is a good technique for cutting down a big pile.

  • Page 91: Peeling And Scraping

    OPERATING THE LOADER PEELING AND SCRAPING Back grade occasionally with a loaded bucket to keep the work surface free of ruts and holes. Also, hold the lift Use a slight bucket down angle, travel forward, and hold control forward so the full weight of the bucket is scraping the lift control forward to start the cut.

  • Page 92: Handling Large Heavy Objects

    OPERATING THE LOADER HANDLING LARGE HEAVY OBJECTS To avoid serious injury or death: A Handling large, heavy objects can be dangerous due to : (A) Danger of rolling the tractor over. (B) Danger of upending the tractor. (C) Danger of the object rolling or sliding down the loader boom onto the operator.

  • Page 93: Valve Lock

    OPERATING THE LOADER VALVE LOCK QUICK COUPLER SYSTEM This system is designed to easily connect and dis connect the hydraulic hoses simultaneously without oil leak when To avoid serious injury or death from crushing: attaching and detaching the loader. A Do not utilize the valve lock for machine maintenance or repair.

  • Page 94: Front Remote Hydraulic Control System (If Equipped)

    OPERATING THE LOADER BControl Lever (1) Safety lock button (2) Lever A Before connecting each, ensure to carefully clean the mating surfaces of the fixed part, of the mobile part and the reference pins. A Lubricate periodically all the moving components. A Be sure to relive all pressure before connecting or disconnecting lines.

  • Page 95: Remote Control Coupler Connecting And Disconnecting

    4. Clean oil and dust from the coupler, and then replace the dust plugs. A Your local KUBOTA dealer can supply parts to adapt couplers to hydraulic hoses. To avoid personal injury or death: A Valve lock does not lock out switch-operated...

  • Page 96: Attaching Attachments

    15. This quick attach coupler allows the operator to change easily without the use of tools. To avoid personal injury or death: A Use of a non-KUBOTA attachment that does not comply with ISO24410 or the improper positioning of handle(s) or non-protrusion of...
  • Page 97 OPERATING THE LOADER 6. Visually verify when pushing the quick attach coupler handles into locked position that the latch pins rotate completely and are located underneath the stop of the To avoid personal injury or death: quick attach coupler. A The following engagement points are critical. 1) The lock pins of the quick attach coupler have to protrude into and through the pin slots of the attachment on both sides.

  • Page 98: Detaching Attachments

    OPERATING THE LOADER DETACHING ATTACHMENTS MAINTENANCE [if equipped] 1. Attachments are secured to the quick attach coupler with an over center latching system. It is important that 1. Detaching attachments is done in the reverse of these parts are kept clean, lubricated and free from attaching attachments.

  • Page 99: Pallet Fork

    OPERATING THE LOADER BPallet Fork BFront Guard 1. Attach the front guard in position on the tractor. LOADER MODEL RATED CAPACITY LA340, LA340S 109 kg (240 lbs.) BSnow Blade (1) Front guard (2) Front guard plate (3) 4-M12 x 35 Flange bolt (4) 4-M12 spring washer (nut side) (5) 4-M12 nut A Before moving the tractor or the front loader, make...
  • Page 100 OPERATING THE LOADER C How to open the upper front guard 1. Lower the boom to the ground with the bucket in level position. 2. Hold the handle part (1) and pull the front guard forward. A Lower the front loader to the ground before opening the upper front guard.

  • Page 101: Operating The Backhoe

    OPERATING THE BACKHOE OPERATING THE BACKHOE OPERATING SPEED To avoid serious injury or death: A Use care when operating on slopes to avoid tip over. Travel at speed compatible with safe operation, especially when operating in uneven terrain, crossing ditches or while turning. 1.

  • Page 102: Boom & Swing Lock Lever

    OPERATING THE BACKHOE BBoom & Swing Lock Lever BDipperstick & Bucket Lever Pushing the lever forward will crowd out the dipperstick and the bucket out and pulling it back will crowd them in. Lever movement to the left will curl the bucket to fill it, and To avoid serious injury or death: right lever movement will dump the bucket.

  • Page 103: Stabilizer Control Levers

    OPERATING THE BACKHOE PLACING THE STABILIZERS BStabilizer Control Levers The stabilizers are the only controls that may be operated from out of the backhoe operator's seat over then only for To avoid serious injury or death: the purpose of mounting or dismounting backhoe from A When working on slopes, one stabilizer may be tractor.

  • Page 104: General Backhoe Operation

    OPERATING THE BACKHOE GENERAL BACKHOE OPERATION BSpoil Pile Location To avoid serious injury or death: A Do not dig under the stabilizer or tractor, To avoid serious injury or death: A Do not place spoil close to the edge of the especially in soft or sandy condition.

  • Page 105: Stabilizer Pads (Standard)

    OPERATING THE BACKHOE TRANSPORTING To finish the near wall, raise the boom while crowding in. The bucket will have to be curled in to keep the cutting edge horizontal with the wall during the up cut. To avoid serious injury or death: A Before transporting the machine, raise and center the boom, close the dipperstick, curl the bucket, engage the boom and swing locks and put the...

  • Page 106: Driving To The Job-Site

    OPERATING THE BACKHOE Check the local codes or regulations that may apply to BDriving to the Job-site tractor / loader / backhoe operation on public streets or highways, before transporting or traveling. Use SMV When driving or transporting from one job-site to another, emblem and warning flashers as required.

  • Page 107: Maintenance Of The Tractor

    MAINTENANCE OF THE TRACTOR MAINTENANCE OF THE TRACTOR SERVICE INTERVALS Indication on hour meter Ref. Items Since then page Engine oil Change every 200 Hr Engine oil filter Replace every 200 Hr Transmission oil Replace every 200 Hr filter Engine start Check every 50 Hr system...

  • Page 108: Lubricants, Fuel And Coolant

    *R Replace if any deterioration (crack, hardening, scar, or deformation) or damage occurred. A The items listed above (@ marked) are registered as emission related critical parts by KUBOTA in the U.S.EPA nonroad emission regulation. As the engine owner, you are responsible for the performance of the required maintenance on the engine according to the above instruction.
  • Page 109 BX23S C Transmission Oil: *KUBOTA Super UDT-2: For an enhanced ownership experience, we highly recommend Super UDT-2 to be used instead of standard hydraulic/transmission fluid. Super UDT-2 is a proprietary KUBOTA formulation that delivers superior performance and protection in all operating conditions.
  • Page 110 We recommend the use of KUBOTA UDT or SUPER UDT fluid for optimum protection and performance. (Consult your local KUBOTA Dealer for further detail.) Do not mix different brands together.

  • Page 111: Biodiesel Fuel (Bdf)

    Consequently, fuel filter performance may be reduced, particularly during cold weather conditions. 8. The KUBOTA Warranty, as specified in the Owner's Warranty Information Guide, only covers defects in product materials and workmanship. Accordingly, any problems that may arise due to the use of poor quality fuels that fail to meet the above requirements, whether biodiesel or mineral oil based, are not covered by the KUBOTA Warranty.
  • Page 112 Check every 50 Hr Fuel filter element Replace every 200 Hr Consult your local KUBOTA Dealer for this service. Replace if any deterioration (crack, hardening, scar or deformation) or damage occurred. Check every 6 months If you feel you are unable to make the following service correctly and Fuel line safely, contact your local KUBOTA Dealer.

  • Page 113: Periodic Service Of The Tractor

    PERIODIC SERVICE OF THE TRACTOR PERIODIC SERVICE OF THE TRACTOR DAILY CHECK For your own safety and maximum service life of the To avoid serious injury or death: machine, make a thorough daily inspection before A Do not work under any hydraulically supported operating the machine or starting the engine.

  • Page 114: Checking Fuel And Refueling

    PERIODIC SERVICE OF THE TRACTOR BChecking Fuel and Refueling BChecking Engine Oil Level To avoid serious injury or death: To avoid serious injury or death: A Do not smoke while refueling. A Be sure to stop the engine before checking the A Be sure to stop the engine and remove the key oil level.

  • Page 115: Checking Transmission Fluid Level

    "WARNING" and securely retighten the cap. A Use clean, fresh soft water and anti-freeze to fill the recovery tank. A If water should leak, consult your local KUBOTA Dealer. (1) Oil inlet (A) Oil level is acceptable within this range.

  • Page 116: Cleaning Panel And Radiator Screen

    PERIODIC SERVICE OF THE TRACTOR A Panel and radiator screen must be clean from debris BCleaning Panel and Radiator Screen to prevent engine from overheating and to allow good air intake for air cleaner. A Be sure to reinstall the panel on the pillar completely to prevent the invasion of dust.

  • Page 117: Checking And Cleaning Of Electrical Wiring And Battery Cables

    4. Check instrument panel for correct operation of (1) Battery terminals switches and gauges. Consult your KUBOTA Dealer regarding maintenance, diagnosis and repair. BChecking Movable Parts If any of the movable parts, such as levers and pedals, is not smoothly moved because of rust or sticky material, do not attempt to force it into motion.

  • Page 118: Checking Engine Start System

    2. Depress the speed control pedal. 3. Turn the key to "START" position. 4. The engine must not crank. 5. If it cranks, consult your local KUBOTA Dealer for this service. C Test 2: Switch for the PTO clutch lever 1.

  • Page 119: Checking Opc System

    3. Stand up. (Do not get off the machine.) 4. The engine must shut off after approximately 1 second. 5. If it does not stop, consult your local KUBOTA Dealer for this service. C Test 2: Switches for the operator's seat and the PTO clutch lever.

  • Page 120: Cleaning The Lock Lever Shaft

    PERIODIC SERVICE OF THE TRACTOR EVERY 100 HOURS BCleaning the Lock Lever Shaft BChecking Battery 1. Before you use the lock lever, clean the lever movable area (1). To avoid the possibility of battery explosion: refillable type battery, follow instructions below. A Do not use or charge the refillable type battery if the fluid level is below the LOWER (lower limit level) mark.
  • Page 121 PERIODIC SERVICE OF THE TRACTOR (For non-accessible maintenance-free type batteries.) 1. To slow charge the battery, connect the battery positive terminal to the charger positive terminal and Maintenance-free, non-accessible batteries are designed the negative to the negative, then charge for at least 1 to eliminate the need to add water.

  • Page 122: Cleaning Air Cleaner Element

    PERIODIC SERVICE OF THE TRACTOR C Evacuator Valve Open the evacuator valve once a week under ordinary BCleaning Air Cleaner Element conditions - or daily when used in a dusty place - to get rid of large particles of dust and dirt. To avoid serious injury or death: A Be sure to stop the engine and remove the key BChecking Fuel Filter...

  • Page 123: Adjusting Fan Belt Tension

    PERIODIC SERVICE OF THE TRACTOR BAdjusting Fan belt Tension To avoid serious injury or death: A Be sure to stop the engine and remove the key before checking belt tension. 7 to 9 mm (0.28 to 0.35 in.) Fan belt tension when the belt is pressed in the (deflection) middle of the span.

  • Page 124: Adjusting Hst Neutral Spring (For Speed Control Pedal)

    KUBOTA Dealer. The HST neutral spring located under the front right side of the fender can adjust returning speed of speed control pedal. Consult your local KUBOTA Dealer for service. (1) HST neutral spring (2) Adjusting nut BAdjusting Brake Pedal...

  • Page 125: Every 200 Hours

    6. Properly dispose of used oil. (1) Engine oil filter (1) Oil inlet (A) Oil level is acceptable within this range (2) Dipstick A To prevent serious damage to the engine, use only a KUBOTA genuine filter. (1) Drain plug...

  • Page 126: Replacing Transmission Oil Filter

    1. Loosen the lock nut and turn the tie rod to adjust the rod length until the proper toe-in measurement is A To prevent serious damage to the hydraulic system, obtained. use only a KUBOTA genuine filter. 2. Retighten the lock nut.

  • Page 127: Every 400 Hours

    2. After draining reinstall the drain plug. 3. Clean the transmission strainer. 4. Fill with new KUBOTA SUPER UDT fluid up to the upper notch on the dipstick. (See "LUBRICANTS" in "MAINTENANCE OF THE TRACTOR"...

  • Page 128: Cleaning Transmission Strainer

    (A) Oil level is acceptable (2) Oil gauge with dipstick within this range (3) Drain plug BReplacing Fuel Filter Element Consult your local KUBOTA Dealer for this service. (1) Strainer (2) Filter plate EVERY 800 HOURS BAdjusting Engine Valve Clearance A Since the fine filings in the oil can damage the Consult your local KUBOTA Dealer for this service.

  • Page 129: Every 1500 Hours

    EVERY 1500 HOURS BChecking Fuel Injection Nozzle Injection Pressure Consult your local KUBOTA Dealer for this service. EVERY 2000 HOURS OR 2 YEARS Be sure to do the following service once every 2000 hours or every 2 years whichever comes faster.

  • Page 130: Anti-Freeze

    7. KUBOTA's genuine long-life coolant has a service life A When antifreeze comes in contact with the skin of 2 years. Be sure to change the coolant every 2000 or clothing, wash it off immediately.

  • Page 131: Every 1 Year

    PERIODIC SERVICE OF THE TRACTOR EVERY 1 YEAR BChecking Power Steering Line BChecking Radiator Hoses and Clamps To avoid serious injury or death: To avoid serious injury or death: A Be sure to stop the engine and remove the key A Be sure to stop the engine and remove the key before checking power steering line.

  • Page 132: Checking Intake Air Line

    (2) Fuel line (3) Fuel filter (1) Hose (2) Hose clamp BChecking Engine Breather Hose Consult your local KUBOTA Dealer for this service. (1) Fuel pump EVERY 4 YEARS (2) Fuel filter BReplacing Radiator Hose (Water pipes) A If the fuel line is removed, be sure to properly bleed the fuel system.

  • Page 133: Service As Required

    Refer troubleshooting section of this manual or your local KUBOTA Dealer for specific information dealing with electrical problems. (1) Fuel pump (2) Fuel filter 2. Turn the key switch to "ON" position for about 30 seconds. Doing so allows fuel pump to work and pump air out of the fuel system.

  • Page 134: Replacing Light Bulb

    PERIODIC SERVICE OF THE TRACTOR C Protected circuit [Fuse box] FUSE CAPACITY Protected circuit OPTION (3RD-FUNCTION) DC OUTLET FUEL PUMP GLOW INDICATOR METER STOP SOLENOID LAMP OPTION (WORK LIGHT) CAPACITY (A) Protected circuit Check circuit against Slow blow Fuse (50A) wrong battery connection BReplacing Light Bulb 1.

  • Page 135: Maintenance Of The Loader

    MAINTENANCE OF THE LOADER MAINTENANCE OF THE LOADER RE-TIGHTENING OF HARDWARE After 20 to 30 hours of initial loader operation, re-tighten To avoid personal injury or death: all mounting bolts and nuts to the required torque value as A Be sure to check and service the tractor on a specified in the "Tightening Torque Chart".

  • Page 136: Daily Checks

    MAINTENANCE OF THE LOADER DAILY CHECKS 1. Check all hardware daily before operation. Tighten hardware to torque values as specified in the "Tightening Torque Chart". 2. With the engine off and the bucket on the ground, inspect all hoses for cuts or wear. Check for signs of leaks and make sure all fittings are tight.

  • Page 137: Maintenance Of The Backhoe

    MAINTENANCE OF THE BACKHOE MAINTENANCE OF THE BACKHOE DAILY CHECKS 1. The backhoe is run by the tractor hydraulic system. Daily before operation, check the tractor hydraulic level. If low, replenish the oil as described in "PERIODIC SERVICE OF THE TRACTOR" section. To avoid serious injury or death: Also check the filter screen and change the hydraulic A Never...

  • Page 138: Lubrication

    MAINTENANCE OF THE BACKHOE LUBRICATION BUCKET SERVICE Lubricate all grease fittings every 10 hours of operation. High quality grease designated "extreme pressure" and containing Molybdenum disulfide is recommended. This To avoid serious injury or death: grease may specify "Moly Ep" on its label. A When servicing or repairing pins in cylinder ends, bucket, etc., always use a brass drift and hammer.

  • Page 139: Every 50 Hours

    MAINTENANCE OF THE BACKHOE EVERY 50 HOURS BChecking Sub Frame Bolt Torque To avoid serious injury or death: A Never operate backhoe and front loader with a loose sub frame. A Any time bolts and nuts are loosened, retighten to specified torque. A Check all bolts and nuts frequently and keep them tight.

  • Page 140: General Torque Specification

    112 MAINTENANCE OF THE BACKHOE BGeneral Torque Specification American standard cap screws Metric cap screws with UNC or UNF threads SAE grade No. GR5 or GR8 Property class Approx. SAE GR5 (lbf-ft) 7.2 to 8.6 (lbf-ft) 7.2 to 8.3 (N-m) 9.8 to 11.7 (N-m) 9.8 to 11.2...

  • Page 141: Storage Of The Tractor

    STORAGE OF THE TRACTOR STORAGE OF THE TRACTOR REMOVING THE TRACTOR FROM STORAGE To avoid personal injury or death: 1. Check the tire air pressure and inflate the tires if they A Do not clean the machine while the engine is are low.

  • Page 142: Removing The Loader

    114 REMOVING THE LOADER REMOVING THE LOADER To avoid personal injury or death: A Make sure an approved bucket is attached before removing the loader from the tractor. A For removing the loader, choose flat and hard ground, preferably concrete. A If the ground surface is soft, place suitable planks on the ground for the bucket and stand.
  • Page 143 REMOVING THE LOADER 5. Lower the boom and raise the front wheels slightly. 7. Slowly move the loader control lever to rollback position to raise the loader side frames up and out of the receivers of the main frames as shown. A When raising the front wheels, the stands are not to be (1) Main frame grounded.
  • Page 144 REMOVING THE LOADER 9. Back the tractor so that the quick coupler is positioned 11. When the 3rd function kit is mounted, remove the at the back of side frame as shown in below figure. connector and connect the cap to mobile side and tractor side connector.
  • Page 145 REMOVING THE LOADER 12. Unfasten seat belt, turn the safety lock button 13. Put the mobile part on the coupler stay (1). counterclockwise to unlock it. Then raise the lever until For CAB model, put on the coupler stay (2). it stops.

  • Page 146: Storage Of The Loader

    REMOVING THE LOADER STORAGE OF THE LOADER 1. Store the loader in a clean dry place. 2. Make sure the loader is properly supported. 3. Check hydraulic hoses and connections. Repair or replace if necessary. 4. Repair or replace any worm, damaged or missing parts.

  • Page 147: Reinstalling The Loader

    REINSTALLING THE LOADER REINSTALLING THE LOADER 2. Stop the engine and unfasten the seat belt. 3. Remove the cap. Connect the quick coupler and lower the lever until it stops. Now turn the safety lock button To avoid personal injury or death: clockwise.
  • Page 148 REINSTALLING THE LOADER 4. When mounting the 3rd function kit, remove the cap 5. Make sure the mounting levers (both sides) are at its from mobile side and tractor side connector. And then low position as shown below. connect connectors and caps as shown below. (1) Mounting lever 6.
  • Page 149 REINSTALLING THE LOADER 8. Slowly move the loader control lever to dump position 10. Slowly move the loader control lever to down position to lower the side frames into the main frames and to lift the front wheels slightly with the loader until engage the bosses of the main frames to the guide mount hooks are completely mounted on main frame bosses of the side frames.
  • Page 150 REINSTALLING THE LOADER 11. Slowly move the loader control lever to the up position 13. Make sure the stand lever is at its low position as until the cutting edge of the bucket comes up slightly shown below. off the ground. Then make sure the right and left mounting levers can not be activated.

  • Page 151: Adjusting The Height Of Lifting Stand

    REINSTALLING THE LOADER ADJUSTING THE HEIGHT OF LIFTING 4. Apply the adjusting bolts to the right and left stand adjusting blocks as shown below. STAND 1. Make sure the stand lever is at its low position as shown below. (1) Adjusting block (2) Adjusting bolt (3) Lock nut (1) Stand lever...
  • Page 152 REINSTALLING THE LOADER 8. Lift the stand on the right side of the loader up to the 11. Turn the adjusting bolt on the right side of the loader to position shown below. Reposition the adjusting bolt set the stand pin as shown below. Using the lock nut, until it comes in contact with the stand.
  • Page 153 REINSTALLING THE LOADER 14. Be also sure that the stands run parallel with the loader 16. Set the stand lever to the low position. pipe. (1) Stand lever (1) Stand (A) "PARALLEL" (2) Loader pipe 17. Fasten the seat belt. Get the engine started, roll back the bucket and move up the boom, both to maximum.
  • Page 154 REINSTALLING THE LOADER 22. Slide the stand lever upward direction. Then, slide it left side completely as shown and hold the stand by stand hook. (1) Stand lever (1) Stand (2) Stand hook...

  • Page 155: Removing The Backhoe

    REMOVING THE BACKHOE REMOVING THE BACKHOE REMOVAL OF THE BACKHOE 3. Keep the stabilizer pads at about 381 mm (15.0 in.) high. To avoid serious injury or death: A Before starting the engine, always sit in the tractor operator's seat. A Before getting off the tractor, make sure that PTO lever is off and range gear shift lever is in neutral.
  • Page 156 REMOVING THE BACKHOE 4. Lower the boom and raise the rear wheels slightly off 5. Slowly raise the boom to disengage the backhoe from the ground. While the mounting levers are pulled, the the tractor. mounting pins of the main frame may turn in both directions.

  • Page 157: Storage Of The Backhoe

    REMOVING THE BACKHOE 8. Lower the main frame and swing frame onto the A Be sure that there is sufficient ballast in the rear tires ground by operating the boom and stabilizer control and an implement is attached to the 3-point hitch levers.

  • Page 158: Reinstalling The Backhoe

    130 REINSTALLING THE BACKHOE REINSTALLING THE BACKHOE A Make sure both hoses are firmly connected before starting the engine. To avoid personal injury or death: A When starting the engine, always sit in the 7. Pull the mounting levers for left/right mounting pins of operator's seat.
  • Page 159 REINSTALLING THE BACKHOE 11. Lower the mounting bars onto the support hooks by operating the stabilizer and boom control levers. 12. Lower the boom slowly and interlock the mounting pins with the support hooks. (1) Mounting bar (2) Support hook 10.
  • Page 160 REINSTALLING THE BACKHOE A Move the tractor / loader / backhoe to an open area and cycle all backhoe functions. This will check their operation and flow oil back through the system, filtering it and refilling each circuit. Check the hydraulic oil level before putting the backhoe into full operation.

  • Page 161: Troubleshooting

    A Loose or defective fan belt. A Adjust or replace fan belt. A Dirty radiator core or grille screens. A Remove all trash. A Coolant flow route corroded. A Flush cooling system. If you have any questions, consult your local KUBOTA Dealer.

  • Page 162: Options

    134 OPTIONS OPTIONS Consult your local KUBOTA Dealer for further details. A 18 x 8.5-10 Turf Tire A 26 x 12.0-12 Turf Tire A Engine Block heater For facilitating starting and reducing warm up period in cold weather. A Rear Work Light...

  • Page 163: Appendices

    APPENDICES APPENDICES INDEX Front Ballast .............58 Front Guard ............71 12V Electric Outlet..........43 Front Guard and Hood........85 3-point Hitch Lowering Speed ......51 Front Wheel Drive Lever........35 Air Cleaner Element ........100 Front Wheels ............56 Air Cleaner Element ......... 94 Fuel and Refueling ...........86 Anti-Freeze.............
  • Page 164 APPENDICES Operator's Seat ..........31 Transport the Tractor Safely ......41 Pallet Fork ............71 Turn Signal Light Switch ........33 Panel and Radiator Screen ......88 Walk Around Inspection........85 Parking ............. 40 Warm-up and Transmission Oil in the Low Parking Brake Pedal......... 35 Temperature Range ........26 Power Steering Hose ........
  • Page 165 KUBOTA Corporation is ... Since its inception in 1890, KUBOTA Corporation has grown to rank as one of the major firms in Japan. To achieve this status, the company has through the years diversified the range of its products and services to a remarkable extent.

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