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: KUBOTA TRACTOR CORPORATION
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: KUBOTA CANADA LTD.
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: KUBOTA AUSTRALIA PTY LTD.
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: KUBOTA MALAYSIA SDN. BHD.
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Taiwan
: SHIN TAIWAN AGRICULTURAL MACHINERY CO., LTD.
16, Fenɡpinɡ 2nd Rd, Taliao Shianɡ Kaohsiunɡ 83107, Taiwan R.O.C.
Telephone : (886)7-702-2333
Indonesia : PT KUBOTA MACHINERY INDONESIA
Tower A at EiɡhtyEiɡht@Kasablanka Lantai 16
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Telephone : (62)-21-29568-720
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
Korea
: KUBOTA KOREA CO., LTD.
41-27, Jayumuyeok-ɡil, Baeksan-myeon, Gimje-si, Jeollabuk-do, Korea
Telephone : (82)-63-544-5822
India
: KUBOTA AGRICULTURAL MACHINERY INDIA PVT. LTD.
No.15, Medavakkam Road, Sholinɡanallur, Chennai-600119, T.N., India
Telephone : (91)44-6104-1500
Vietnam
: KUBOTA VIETNAM CO., LTD.
Lot B-3A2-CN, My Phuoc 3 Industrial Park, Thoi Hoa Ward, Ben Cat Town, Binh Duonɡ Province, Vietnam
Telephone : (84)-274-3577-507
AX. G. 8-8. -. K
PRINTED IN U.S.A.
KUBOTA Corporation
English (U.S.A.)
Code No. TC620-1973-7
©
KUBOTA Corporation 2016
OPERATOR'S MANUAL
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READ AND SAVE THIS MANUAL
MODELS
L3301
L3901
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Summary of Contents for Kubota L3301
- Page 1 101/19-24 Moo 20, Navanakorn Industrial Estate, Tambon Khlonɡnuenɡ, Amphur Khlonɡluanɡ, Pathumthani 12120, THAILAND Telephone : (66)2-909-0300 Korea : KUBOTA KOREA CO., LTD. 41-27, Jayumuyeok-ɡil, Baeksan-myeon, Gimje-si, Jeollabuk-do, Korea Telephone : (82)-63-544-5822 India : KUBOTA AGRICULTURAL MACHINERY INDIA PVT. LTD. No.15, Medavakkam Road, Sholinɡanallur, Chennai-600119, T.N., India Telephone : (91)44-6104-1500 Vietnam : KUBOTA VIETNAM CO., LTD. Lot B-3A2-CN, My Phuoc 3 Industrial Park, Thoi Hoa Ward, Ben Cat Town, Binh Duonɡ Province, Vietnam Telephone : (84)-274-3577-507 · KUBOTA Corporation English (U.S.A.) 1AGAPCAAP0010 AX. G. 8-8. -. K Code No. TC620-1973-7 READ AND SAVE THIS MANUAL © KUBOTA Corporation 2016 PRINTED IN U.S.A.
- 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 Glide Shift Transmission Hi-Lo High Speed-Low Speed Hydrostatic Transmission...
- Page 3 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 3-Point Lowering Speed Control Diesel Fuel Remote Cylinder-Retract Fuel-Level...
- Page 4 FOREWORD You are now the proud owner of a KUBOTA Tractor. This tractor 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. To obtain the best use of your tractor, please read this manual carefully.
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Page 5: Table Of Contents
6. Seat belt ..............................38 7. Operator's seat ............................38 8. Clutch pedal [L3301 Manual transmission type and HST type] ..............39 9. Clutch pedal with dual clutch [L3901 Manual transmission type] .............. 39 10. Main gear shift lever and range gear shift lever [Manual transmission type only] ........39 11. - Page 6 2.1 Precautions for attaching and detaching the 3-point hitch implement..........77 2.2 Adjusting the lifting rod (right) ......................77 2.3 Adjusting the top link .......................... 77 2.4 Adjusting the check chains......................... 78 2.5 Dealing with the lower link holder....................... 78 DRAWBAR................................78 1. Adjusting the drawbar length ........................78 L3301,L3901...
- Page 7 2. Lubricating the grease fittings [4WD]....................... 102 3. Checking the engine start system [Manual transmission type]..............102 4. Checking the engine start system [HST type] ..................103 5. Checking the operator presence control....................103 6. Checking the wheel bolt torque ....................... 104 L3301,L3901...
- Page 8 2. Adjusting the fan belt tension ........................105 3. Checking the fuel grommet........................105 4. Adjusting the clutch pedal with single clutch [L3301 Manual transmission type and HST type]....105 5. Adjusting the clutch pedal with dual clutch [L3901 Manual transmission type] ........106 6.
- Page 9 STORAGE OF THE TRACTOR ....................126 STORING THE TRACTOR ..........................126 REMOVING THE TRACTOR FROM STORAGE....................126 TROUBLESHOOTING ......................128 ENGINE TROUBLESHOOTING ........................128 ENGINE ERROR CODE ........................... 129 POWER TRAIN TROUBLE SHOOTING......................129 OPTIONS ..........................130 OPTION ITEMS ..............................130 INDEX............................131 L3301,L3901...
- Page 10 L3301,L3901...
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Page 11: Safe Operation
2. Precautions for CAB and ROPS tractor. Loose, torn, or bulky clothing may catch on KUBOTA recommends the use of a CAB or roll-over- moving parts or controls, leading to the risk of an protective-structures (ROPS), and seat belt in almost accident. - Page 12 • Before starting the engine, make sure that all levers damaged, replace the entire structure at your local including auxiliary control levers are in their neutral KUBOTA Dealer. positions, that the parking brake is engaged, and • If the tractor is equipped with a foldable ROPS, you...
- Page 13 – Store food, drink and personal belongings away particles. from the work area. This dust can cause serious injury to the lungs – Wash hands and face before eating, drinking, (silicosis). smoking, or applying cosmetics after leaving the exposure area. L3301,L3901...
- Page 14 • Lock the two brake pedals together to help assure straight-line stops. Uneven braking at road speeds could cause the tractor to tip over. (1) SMV emblem (2) Bracket • Follow all local traffic and safety regulations. L3301,L3901...
- Page 15 Stay clear of all rotating parts. Never step over rotating parts. (1) 3-point hitch lowering speed (A) Fast knob (B) Slow (C) Lock L3301,L3901...
- Page 16 • To avoid sparks from an accidental short circuit, always disconnect the ground cable (-) of battery first and reconnect it last. L3301,L3901...
- Page 17 ), refrigerant, solvent, filters, rubber, batteries, and harmful substances, can harm the environment, people, pets, and wildlife. Please dispose properly. See your local recycling center or KUBOTA Dealer to learn how to recycle or get rid of waste products. (1) Cardboard...
- Page 18 SAFE OPERATION SAFETY LABELS L3301,L3901...
- Page 19 SAFE OPERATION L3301,L3901...
- Page 20 SAFE OPERATION L3301,L3901...
- Page 21 • Replace damaged or missing safety labels with new safety labels from your local KUBOTA Dealer. • If a component with safety label(s) attached is replaced with new component, make sure that new safety label(s) is (are) attached in the same location(s) as the replaced component.
- Page 22 L3301,L3901...
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Page 23: Servicing Of The Tractor
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 serial numbers of the tractor, the CAB or ROPS, and the engine. -
Page 24: Scrapping The Tractor And Its Procedure
2. Scrapping the tractor and its procedure To put the tractor out of service, correctly follow the local rules and regulations of the country or territory where you scrap it. If you have questions, consult your local KUBOTA Dealer. L3301,L3901... -
Page 25: Specifications
SPECIFICATION TABLE SPECIFICATIONS SPECIFICATIONS SPECIFICATION TABLE L3301 Model Manual transmission 20.7 19.5 PTO power (factory observed) (HP) (27.7) (26.2) Model D1803-CR-E4 Type Direct injection, Vertical, Water-Cooled 4 cycle diesel Number of cylinders 87 x 102.4 Bore and stroke (in.) (3.4 x 4.0) 1.826... - Page 26 SPECIFICATIONS L3301 Model Manual transmission 1160 1240 1260 Weight (with ROPS) (lbs.) (2557) (2734) (2778) AG Front 5.00-15 7.2-16 Tires AG Rear 11.2-24 Front N / A 27 x 8.50-15 Indust. (option) Rear N / A 15-19.5R4 Clutch Dry type single stage...
- Page 27 Weight (with ROPS) (lbs.) (2590) (2767) (2778) AG Front 5.00-15 7.2-16 Tires AG Rear 11.2-24 Traveling sys- Front N / A 27 x 8.50-15 Indust. (option) Rear N / A 15-19.5R4 Clutch Dry type dual stage Dry type single stage (Continued) L3301,L3901...
- Page 28 System pressure (kgf/cm (165) [psi] [2349] PTO shaft size SAE 1-3/8, 6-splines Rear PTO Type Live-continuous running PTO/Engine speed 540 / 2425 540 / 2580 NOTE : The company reserve the right to change the specifications without notice. Manufacturer's estimate L3301,L3901...
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Page 29: Traveling Speeds Table
TRAVELING SPEEDS TABLE SPECIFICATIONS TRAVELING SPEEDS TABLE [Manual transmission type] Model L3301 / L3901 Tire size (Rear) 11.2-24 Range gear shift lever Main gear shift lever km/h (At rated engine rpm) mph (At rated engine rpm) Forward High 14.4 21.2 13.2... -
Page 30: Implement Limitations
Preceding implements may result in malfunctions or failures of the tractor, damage to other property, and injury to the operator or others. NOTE : KUBOTA does not cover any malfunctions or failures of the tractor resulting from use with improper implements by the warranty. Model... - Page 31 OPS (operator-protective-structure), FOPS (falling-object-protective-structure), and so on. Optional equipments such as OPS, FOPS, however, are not available for this tractor. Without optional equipments such as OPS and FOPS, the use of the tractor is limited to tractor-specific-applications like transport and stationary work. L3301,L3901...
- Page 32 IMPLEMENT LIMITATIONS Implement weight list Implement Remarks L3301 / L3901 1000 Max. load capacity (lbs.) (2200) Trailer Max. drawbar load (lbs.) (730) 1829 Max. cutting width (in.) (72) Rotary-Cutter Max. weight (lbs.) (770) 1270 Max. cutting width (in.) (50) Mower Flail-mower Max.
- Page 33 IMPLEMENT LIMITATIONS Implement Remarks L3301 / L3901 1829 Max. cutting width (in.) (72) Rear blade 15.9 Max. oil pressure (psi) (2311) Max lifting capacity (lbs.) (1014) Front-end loader 15.9 Max. oil pressure (psi) (2311) Sub frame Not necessary 1321 Max. cutting width (in.)
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Page 34: Instrument Panel And Controls
INSTRUMENT PANEL, SWITCHES, AND HAND CONTROLS Switches and hand controls (1) DPF INHIBIT switch............... 45 (4) Turn signal light switch..............32 (2) Parked regeneration switch ............45 (5) Hazard light switch................. 32 (3) Head light switch................32 (6) Key switch..................33 L3301,L3901... - Page 35 (17) Emission indicator................68 See also: (18) Fuel gauge..................69 Turn signal light switch..............32 (19) Hour meter..................70 See also: (20) Tachometer ..................70 Hazard light switch................. 32 (21) Coolant temperature gauge ............70 (12) Master system warning indicator ........... 68 L3301,L3901...
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Page 36: Head Light Switch
• To indicate a left turn with the hazard lights already flashing, turn turn-signal-light-switch counterclockwise. When the left or right turn signal is activated in combination with the hazard lights, the indicated turning light will flash and the other will stay on. L3301,L3901... -
Page 37: Key Switch
DAILY CHECK on page (A) Off (C) Start (B) On ™ 5. Easy Checker lamps (1) Electrical charge warning in- (3) Engine oil pressure warning dicator indicator (2) Parking brake warning indi- (4) Glow plug indicator cator L3301,L3901... -
Page 38: Foot Controls And Hand Controls
(5) 3-point hitch lowering speed knob ..........79 (15) Differential lock pedal ..............71 (6) Front wheel drive lever [4WD type]..........37 (16) Cup holder (7) Synchro-shuttle shift lever ............. 40 (17) Tool box (8) Range gear shift lever..............39 L3301,L3901... -
Page 39: Foot Controls And Hand Controls [Hst Type]
(5) Range gear shift lever..............41 (13) 3-point hitch lowering speed knob ..........79 (6) Cruise control lever (if equipped)........... 41 (14) Cup holder (7) Seat belt..................38 (15) PTO gear shift lever ............... 74 (8) Operator's seat ................38 (16) Tool box L3301,L3901... -
Page 40: Hand Throttle Lever
1 brake pedal. (C) Push • Be sure brake pedals have equal adjustment when being used locked together. NOTE : • The parking-brake-indicator Easy ™ Checker comes on while the parking brake is applied and goes off when it is released. L3301,L3901... -
Page 41: Front Wheel Drive Lever
• The braking characteristics different between 2-wheel drive and 4-wheel drive. Know the difference and use them carefully. Shift the front-wheel-drive-lever to “ON” to engage the front-wheel-drive. L3301,L3901... -
Page 42: Seat Belt
(A) To decrease tension (B) To increase tension IMPORTANT : • After adjusting the operator's seat, be sure to check to see that the operator's seat is properly locked. • Position the suspension-adjust-handle at the horizontal position. (1) Seat belt L3301,L3901... -
Page 43: Clutch Pedal [L3301 Manual Transmission Type And Hst Type]
FOOT CONTROLS AND HAND CONTROLS INSTRUMENT PANEL AND CONTROLS 8. Clutch pedal [L3301 Manual transmission type and HST type] WARNING To avoid personal injury or death: • The sudden release of the clutch may cause the tractor to lunge in an unexpected manner. -
Page 44: Foot Throttle [Manual Transmission Type Only]
To avoid personal injury or death: • Do not operate if the tractor moves on level ground with foot off of the speed control pedal. • Consult your local KUBOTA Dealer. • Forward pedal Depress the speed-control-pedal with the toe of... -
Page 45: Range Gear Shift Lever (L-M-H) [Hst Type Only]
On slopes, be sure to set the parking brake and start the following procedure. 1. Slightly depress the speed-control-pedal to rotate the gears inside of transmission. 2. Release the speed-control-pedal to the neutral position. 3. Depress the clutch pedal, wait for a moment, and then shift the range-gear-shift-lever. L3301,L3901... -
Page 46: How To Use The Cruise Control Lever (If Equipped) [Hst Type Only]
3. Depress both brake pedals. NOTE : • Cruise control will be disengaged automatically when both brake pedals are depressed. • Cruise-control-device does not disengage when the individual right or left brake is applied. L3301,L3901... -
Page 47: Pre-Operation Check
• Checking wire harness • Checking the seat belt and ROPS • Checking the movable parts • Refuel (See Checking the fuel tank and refueling on page • Care for safety labels (See Care for safety labels on page 17) L3301,L3901... -
Page 48: Operating The Engine
(S15) may not meet regulations for your region. may be visible. Do not allow the regeneration in Engine oil a non ventilated garage or confined area. Use the DPF-compatible oil (CJ-4) for the engine. • During regeneration, do not leave the tractor. L3301,L3901... -
Page 49: Dpf Regeneration Process
The regeneration-inhibit-mode is effective for work in poorly ventilated work spaces. For details of regeneration prohibition, see Operating the engine to regenerate the DPF for regeneration inhibit mode on page 48. NOTE : • If the engine is stopped once, the auto-regeneration-mode will be activated. L3301,L3901... -
Page 50: Operating The Engine To Regenerate The Dpf For Auto Regeneration Mode
IMPORTANT : • Once the regeneration level has been reached, immediately perform the required procedure for regeneration. Interrupting the regeneration cycle or continuing operation while ignoring the warning signs may cause DPF and engine damage. L3301,L3901... - Page 51 Level 4. Immediately move the tractor to a safe place, park it there, and turn the engine “OFF”. Sounding every The engine-warning-indicator Contact your local KUBOTA Dealer. 1 second remains constantly “ON”. • At PM warning level 4, do not continue to operate the tractor.
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Page 52: Operating The Engine To Regenerate The Dpf For Regeneration Inhibit Mode
IMPORTANT : • Once the regeneration level has been reached, immediately perform the required procedure for regeneration. Interrupting the regeneration cycle or continuing operation by ignoring the warning signs may cause DPF and engine damage. L3301,L3901... -
Page 53: Operating The Engine To Regenerate The Dpf For Parked Regeneration
PM warning Level 4. Immediately move the tractor to a safe place, park it there, and turn the engine “OFF”. Sounding every The engine-warning-indicator Contact your local KUBOTA Dealer. 1 second remains constantly “ON”. • At PM warning level 4, do not continue to operate the tractor. -
Page 54: Tips On Diesel Particulate Filter (Dpf) Regeneration
30 seconds. For 30 seconds when the engine rpm is fixed, keep hand-throttle-lever foot-throttle- pedal at the idle position. Do not move the hand-throttle-lever and foot-throttle-pedal. The hand-throttle-lever and foot-throttle- pedal will function again in 30 seconds. L3301,L3901... -
Page 55: Starting The Engine [Manual Transmission Type]
(2) Synchro-shuttle shift lever (B) Neutral position (C) Reverse 4. Place PTO-gear-shift-lever “OFF” position. (1) Parking brake indicator 2. Make sure that the fuel shutoff-valve is in the “OPEN” position. (1) PTO gear shift lever (A) On (B) Off L3301,L3901... - Page 56 (B) On ™ Checker are “OFF”. ™ 8. Check the Easy Checker lamps. ™ If the lamps on the Easy Checker is still on, ™ (See Easy Checker lamps on page 33) immediately stop the engine and determine the cause. L3301,L3901...
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Page 57: Starting The Engine [Hst Type]
2. Make sure that the fuel shutoff-valve is in the (2) Speed control pedal “OPEN” position. (3) Range gear shift lever NOTE : • When removing the foot from the speed- control-pedal, speed-control-pedal automatically returns to the “NEUTRAL” position. L3301,L3901... - Page 58 • Turn on the key switch, and some of the indicators on the instrument panel stay on about 1 second. (1) Hand throttle lever (A) Increase (B) Decrease 8. Insert the starter key into the key switch and turn it “ON”. L3301,L3901...
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Page 59: Starting The Engine In Cold Weather
2. Turn the starter key to the “ON” (glow plug) position and keep it there for 10 seconds. To protect the battery and the starter, make sure that the starter is not continuously turned for more than 10 seconds. L3301,L3901... -
Page 60: Block Heater (If Equipped)
When jump starting the engine, follow the instructions • If the starter key does not stop the engine, in this section to safely start the engine. consult your local KUBOTA Dealer. WARNING WARMING UP OF THE ENGINE To avoid personal injury or death: •... - Page 61 7. Start the helper vehicle and let its engine run for a few moments. Start the disabled tractor. 8. Disconnect the jumper cables in the exact reverse order of attachment. See the steps in order of step 6., step 5., and step L3301,L3901...
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Page 62: Operating The Tractor
• Do not start the tractor quickly. Do not apply the and attachments. If interference occurs, contact brakes suddenly. your KUBOTA Dealer. • In winter, operate the tractor after fully warming up the engine. 1. Folding the ROPS (if equipped) •... -
Page 63: Raising The Rops To Upright Position (If Equipped)
(2) Hair pin cotter 3. Adjusting the foldable ROPS (if 2. Raising the ROPS to upright equipped) position (if equipped) 1. Adjust free fall of the ROPS upper frame regularly. 1. Remove both the hair-pin-cotters and the set bolts. L3301,L3901... -
Page 64: Starting The Tractor [Manual Transmission Type]
(1) Seat belt NOTE : • Adjust operator's seat suspension to make sure that the controls are comfortably at hand for the operator, making sure that the operator maintains a good posture and minimizes risks from whole body vibration. L3301,L3901... - Page 65 (B) Release light. 4. Raise the implement. (See Turn signal light switch on page 32 and (See Position control of 3-point hitch mounted Hazard light switch on page 32) implement on page 79) (1) Position control lever (A) Up L3301,L3901...
- Page 66 OPERATING THE TRACTOR 5. Depress the clutch pedal. • [L3301] See Clutch pedal [L3301 Manual transmission type and HST type] on page 39. • [L3901] See Clutch pedal with dual clutch [L3901 Manual transmission type] on page 39. (1) Front wheel drive lever [4WD...
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Page 67: Starting The Tractor [Hst Type]
(B) To decrease tension (C) To increase tension • Adjust the seat belt. (See Seat belt on page 38) (1) Seat belt NOTE : • Adjust operator's seat suspension to make sure that the controls are comfortably at hand for the operator, L3301,L3901... - Page 68 (B) Release light. 4. Raise the implement. (See Turn signal light switch on page 32 and (See Position control of 3-point hitch mounted Hazard light switch on page 32) implement on page 79) (1) Position control lever (A) Up L3301,L3901...
- Page 69 OPERATING THE TRACTOR 5. Depress the clutch pedal. • Engage the front-wheel-drive. (See Clutch pedal [L3301 Manual transmission type (See Front wheel drive lever on page 37) and HST type] on page 39) (1) Front wheel drive lever (A) On...
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Page 70: Stopping The Tractor
(if equipped) [HST type only] on page 42) (1) Clutch pedal (2) Brake pedal (1) Cruise control lever (A) Increase (B) Decrease (C) Off STOPPING THE TRACTOR 1. Slow down the engine. 2. Depress the clutch pedal and brake pedal. L3301,L3901... - Page 71 (1) Range gear shift lever (L-M- (A) High implement on page 79) (B) Neutral position (C) Middle (D) Low 6. Release the clutch pedal. (1) Position control lever (A) Float (B) Down (C) Up 5. Shift the transmission to the neutral position. L3301,L3901...
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Page 72: Check During Driving
Never operate the tractor while the warning-indicator- ™ lamps in the Easy Checker is on. NOTE : • For checking and servicing of your tractor, consult your local KUBOTA Dealer instructions. L3301,L3901... -
Page 73: Fuel Gauge
KUBOTA Dealer. Engine-warning-indicator serves the follow- 3. Fuel gauge ing two functions. If the engine-warning-in- dicator lights up, pinpoint the cause and When the key switch is on, the fuel gauge indicates the take a proper measure. -
Page 74: Coolant Temperature Gauge
To avoid personal injury or death: Before dismounting the tractor • Always set the parking brake and lower all implements to the ground. Leaving the transmission in gear with the engine stopped will not prevent the tractor with HST transmission from rolling. L3301,L3901... -
Page 75: Techniques For Operating The Tractor
1. Differential lock WARNING To avoid personal injury or death due to loss of steering control: • Do not operate the tractor at high speed with differential lock engaged. • Do not turn the tractor with the differential lock engaged. L3301,L3901... -
Page 76: Precautions For Operating The Tractor On A Road
If towed or rear- mounted equipment obstructs these safety devices, install the SMV emblem and the warning-indicator-lamp on equipment. Consult your local KUBOTA Dealer for further details. [HST type] (1) SMV emblem (2) Bracket 3. Precautions for operating the... -
Page 77: Precautions For Transporting The Tractor Safely
• Avoid turning the steering wheel while the tractor is stopped. Otherwise tires may wear out sooner. • The steering becomes easier due to the power- steering-mechanism. Be careful when driving on a road at high speeds. L3301,L3901... -
Page 78: Power Take-Off (Pto)
2. Make sure the shift levers are at the neutral position, and start the engine. 3. Set the PTO-gear-shift-lever to engage “ON”. 4. Set the engine speed to provide recommended PTO speed. (1) PTO gear shift lever (A) On (B) Off L3301,L3901... -
Page 79: Operating The Live Pto With Dual Clutch [L3901 Manual Transmission Type Only]
1. Fully depressed the clutch pedal (1), and move the PTO-gear-shift lever to the “ON” position and select the traveling speed. 2. Release the clutch pedal half-way (B). The PTO will be engaged, but transmission clutch remains disengaged 3. Release the clutch pedal (A) and start the tractor. L3301,L3901... -
Page 80: 3-Point Hitch And Drawbar
OVERVIEW OF THE 3-POINT HITCH AND DRAWBAR 3-POINT HITCH AND DRAWBAR OVERVIEW OF THE 3-POINT HITCH AND DRAWBAR (1) Top link (3) Check chains (5) Lower link (7) Lower link holder (2) Lifting rod (left) (4) Turn buckle (6) Lifting rod (right) (8) Drawbar L3301,L3901... -
Page 81: 3-Point Hitch
1. Adjust the angle of the implement to the desired position by shortening or lengthening the top link. 1.3 Dealing with the drawbar 2. After adjustment, tighten the lock nut securely. 1. Remove the drawbar if a close mounted implement is attached to the 3-point hitch. L3301,L3901... -
Page 82: Adjusting The Check Chains
1. Adjusting the drawbar length 1. Adjust the length of the drawbar. When towing an implement, it is recommended that the (B) hole in drawbar to be utilized. For information about the drawbar load, read the IMPLEMENT LIMITATION TABLES on page 26. L3301,L3901... -
Page 83: Hydraulic Unit
Unless corrected, hydraulic unit will be damaged. Contact your KUBOTA Dealer for adjustment. 3-POINT HITCH CONTROL SYSTEM WARNING To avoid personal injury or death: • Before using the 3-point hitch controls, make... -
Page 84: Auxiliary Hydraulics
(1) Block cover Block cover (1) removed (A) From gear pump (D) From implement (tank port) (B) To implement (C) From implement (outlet) 25.7 L/min Max flow (6.8 gals./min) To implement (B) 16.2 MPa Max pressure (165 kgf/cm [2347 psi] L3301,L3901... -
Page 85: Hydraulic Control Unit Use Reference Chart
Sub-soiler position. Weeder and ridger With implements with Earthmover, digger, gauge wheels, lower scraper, manure fork, Yes/no Tighten the position-control-lev- and rear carrier er all the way. Mower (mid mount type and rear mount type) L3301,L3901... -
Page 86: Tires, Wheels, And Ballast
[26 psi] following figure. 160 kPa Front 23 x 8.50-12, 4PR (1.6 kgf/cm [23 psi] 160 kPa 25 x 8.50-14, 6PR (1.6 kgf/cm [23 psi] 210 kPa 27 x 8.50-15, 6PR (2.1 kgf/cm [30 psi] L3301,L3901... -
Page 87: Rear Wheels
200 m (200 yards) and 10 times of shuttle Driving tractor movement by 5 m (5 yards) For industrial 2. Rear wheels You can adjust the width of rear tread with the standard equipped tires. (See Adjusting the rear wheels on page 84.) L3301,L3901... -
Page 88: Adjusting The Rear Wheels
Tightening torque (22 kgf⋅m) following figure. [160 ft⋅lbs] Then recheck after driving the tractor as follows, thereafter according SERVICE INTERVALS on page 87. 200 m (200 yards) and 10 times of shuttle Driving tractor movement by 5 m (5 yards) L3301,L3901... -
Page 89: Ballast
You can attach the rear-wheel-weights to the bumper. See your implement operator's manual for required IMPORTANT : number of weights or consult your local KUBOTA • Do not overload the tires. Dealer to use it. • Add no more weight than indicated in the following table. - Page 90 12 o'clock position. (1) Air (A) Correct (2) Water (B) Incorrect Correct Incorrect 75% of full capacity 100% of full capacity Amount of water of tire of tire Air compresses like Water can not be Characteristic a cushion compressed L3301,L3901...
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Page 91: Maintenance
○ ○ ○ ○ ○ ○ every 100 Brake Adjust ○ ○ ○ ○ ○ ○ ○ [L3301 Man- ual transmis- sion type and every 100 HST type] Clutch Adjust ○ ○ ○ ○ ○ ○ ○ ◎ [L3901 Man-... - Page 92 1 Check year 35 Oil cooler line [HST] every 4 Replace years every 1 Check year 36 Radiator hose and clamp every 4 Replace years every 1 Check year 37 Intake air line every 4 Replace years (Continued) L3301,L3901...
- Page 93 • The items which is @ marked are registered as the emission-related-critical-parts by KUBOTA in the U.S.EPA nonroad emission reg- ulation. As the engine owner, you are responsible for the performance of the required maintenance on the engine according to the preceding instruction.
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Page 94: Lubricants, Fuel, And Coolant
Tie rod end [4WD only] Top link NOTE : • The product name of KUBOTA genuine UDT fluid may be different from that in the Operator’s Manual depending on countries or territories. Consult your local KUBOTA Dealer for further details. Engine oil •... - Page 95 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. Regular UDT is also permitted for use in this machine.
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Page 96: 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 97 Fuel line damage occurred. Consult your local Replace Every 2 years 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.
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Page 98: Periodic Service
), refrigerant, solvent, filters, rubber, batteries and harmful substances, can harm the environment, people, pets and wildlife. Please dispose properly. See your local recycling center or KUBOTA Dealer to learn how to recycle or get rid of waste products. HOOD AND ENGINE SIDE... -
Page 99: Daily Check
WARNING • Because there are rotating parts like the fan, To avoid personal injury or death: and so on, near the inspection position, keep • Never use fire. the engine off during inspection. • Do not smoke while refueling. L3301,L3901... -
Page 100: Checking The Water Separator
70 ℃ (158 ℉), so you will be able to feel its warmth. 2. If the heater is not warm, it is not working. In this case, contact your local KUBOTA Dealer without starting the engine. (1) Red float... -
Page 101: Checking The Transmission Fluid Level
• If the engine oil level is low, do not run the engine. NOTE : • At times a small amount of fuel, which is used to regenerate the DPF, may get mixed with the engine oil and the engine oil may increase in volume. L3301,L3901... -
Page 102: Checking The Coolant Level
[HST type] fill the radiator. • If coolant should leak, consult your local KUBOTA Dealer. 3. When the coolant level is lower than the “LOW” mark of the recovery tank, remove the radiator cap and check to see that the coolant level is just below the port. -
Page 103: Cleaning The Grill And The Radiator Screen
11. Checking the brake pedals and the clutch pedal WARNING To avoid personal injury or death: • Make sure to adjust both brake pedals equally when being locked together. Incorrect or unequal adjustments of brake pedals can cause the tractor to swerve or roll-over. L3301,L3901... -
Page 104: Checking The Gauges, The Meters, And The Easy Checker
• If a fuse blows soon after replacement, do not Adjusting the clutch pedal with single clutch use a larger than recommended fuse or bypass [L3301 Manual transmission type and HST type] the fuse system. on page 105. • Many wiring connections are protected by •... -
Page 105: Service Every 50 Hours
If you have operated the machine in extremely wet and muddy conditions, lubricate the grease fittings more often. (1) Grease fitting (knuckle shaft) (4) Grease fitting (lifting rod) [RH and LH] [RH] (2) Grease fitting (pedal shaft) (5) Battery terminals (3) Grease fitting (top link) L3301,L3901... -
Page 106: Lubricating The Grease Fittings [4Wd]
• Do not allow anyone near the tractor while testing. • If the tractor does not pass the test, do not operate the tractor. Preparation before testing 1. Place all the control levers in the “NEUTRAL” position. 2. Set the parking brake and stop the engine. L3301,L3901... -
Page 107: Checking The Engine Start System [Hst Type]
6. Make sure that the engine does not crank. 6. Make sure that the engine does not crank. 7. If the engine cranks, consult your local KUBOTA 7. If the engine cranks, consult your local KUBOTA dealer for servicing the synchro-shuttle shift lever. -
Page 108: Checking The Wheel Bolt Torque
5. Make sure that the engine shuts off after approximately 1 second. 6. If the engine does not stop, consult your local KUBOTA Dealer for servicing the operator's seat. 6. Checking the wheel bolt torque WARNING To avoid personal injury or death: •... -
Page 109: Adjusting The Fan Belt Tension
• Be sure to stop the engine before checking the tension of the fan belt. 4. Adjusting the clutch pedal with single clutch [L3301 Manual 1. Stop the engine and remove the starter key. transmission type and HST type] 2. Apply moderate thumb pressure to the belt between the pulleys. -
Page 110: Adjusting The Clutch Pedal With Dual Clutch [L3901 Manual Transmission Type]
1. Remove the cover located on the right side of the case housing the flywheel. 2. Loosen the lock nut, and then tighten the adjusting bolt by using the 7 mm (0.28 in.) spanner until the head of the adjusting bolt contacts the pressure plate slightly. L3301,L3901... -
Page 111: Checking The Battery Condition
2. Tighten the terminal until the stopper comes in contact. WARNING To avoid personal injury or death: • Never remove the battery cap while the engine is running. • Keep the electrolyte away from eyes, hands, and clothes. If you are spattered with the L3301,L3901... -
Page 112: Service Every 200 Hours
IMPORTANT : • To prevent serious damage to the hydraulic system, use only a KUBOTA genuine filter. (1) Battery 1. To charge the battery slowly, connect the positive terminal of battery to the positive terminal of charger, and the negative terminal of battery to the negative terminal of charger. -
Page 113: Checking The Toe-In
5. Measure the distance between the tire beads at rear of tire, at the hub height. The distance between the tire beads at front of tire should be shorter than the distance between the tire beads at rear of tire. L3301,L3901... -
Page 114: Adjusting The Toe-In
2. Turn the turnbuckle to adjust the length of tie rod at the bottom of the engine and drain the engine oil until the proper toe-in measurement is obtained. completely into the oil pan. 3. Retighten the lock nuts. 2. After draining the engine oil, reinstall the drain plug. L3301,L3901... -
Page 115: Replacing The Engine Oil Filter
Engine oil DPF-compatible oil (CJ-4) IMPORTANT : • To prevent serious damage to the engine, use only a KUBOTA genuine filter. 1. Remove the engine-oil-filter. 2. Put a film of clean engine oil on the rubber seal of the new engine-oil-filter. - Page 116 IMPORTANT : • To prevent serious damage to the hydraulic system, use only a KUBOTA genuine filter. 1. Remove the drain plugs at the bottom of the transmission case and drain the transmission oil completely into the oil pan.
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Page 117: Replacing The Fuel Filter
SERVICE EVERY 400 HOURS PERIODIC SERVICE 7. Fill with the new KUBOTA SUPER UDT fluid up to 28 L the upper notch on the dipstick. (7.4 U.S.gals.) Manual trans- (See LUBRICANTS, FUEL, AND COOLANT on mission Transmission oil 28.5 L page 90.) -
Page 118: Cleaning The Water Separator
(A) Close (B) Open 6. Lubricating the grease fitting of front wheel hub [2WD] (1) Fuel shutoff-valve (A) Close (2) Retainer ring 1. Detach the front-wheel-hub-cover. (3) Cup 3. Remove the element and dip it in the kerosene to rinse. L3301,L3901... -
Page 119: Service Every 600 Hours
2. Tighten the screw with an additional 1/6 turn. 3. Re-tighten the lock nut. (1) Adjusting screw (2) Lock nut SERVICE EVERY 800 HOURS 1. Changing the front axle case oil WARNING To avoid personal injury or death: L3301,L3901... -
Page 120: Adjusting The Engine Valve Clearance
2. Checking the exhaust manifold Be sure to perform once yearly or after every sixth cleaning, whichever comes first. • Consult your local KUBOTA Dealer for checking the exhaust manifold. (1) Check plug (3) Drain plug... -
Page 121: Checking The Pcv (Positive Crankcase Ventilation) Valve
IMPORTANT : Crankcase Ventilation) valve • Securely tighten the radiator cap. If the • Consult your local KUBOTA Dealer for checking the radiator cap is loose or improperly fitted, PCV (Positive Crankcase Ventilation) valve. water may leak out and the engine could overheat. -
Page 122: Antifreeze
Always use a 50/50 mix of long-life coolant and clean soft water in KUBOTA engines. Consult your local KUBOTA Dealer concerning coolant for extreme conditions. NOTE : • The following data represent industry standards that necessitate a minimum glycol content in the concentrated antifreeze. -
Page 123: Service Every 3000 Hours
SERVICE EVERY 3000 HOURS 1. Checking the supply pump (1) Fuel lines (2) Clamp bands • Consult your local KUBOTA Dealer for checking the supply pump NOTE : • If the fuel line is removed, be sure to properly bleed the fuel system. -
Page 124: Checking The Radiator Hose And Clamp
(1) Power steering pressure ho- 5. Checking the oil cooler line [HST type only] WARNING To avoid personal injury or death: • Be sure to stop the engine and remove the starter key before changing the oil-cooler-line. L3301,L3901... -
Page 125: Checking The Oil Separator Hose
9. Checking the EGR pipe 1. Check to see that all lines and hose clamps are tight and not damaged. • Consult your local KUBOTA Dealer for checking the 2. If hoses and hose clamps are found worn or EGR pipe. -
Page 126: Replacing The Fuel Line
SERVICE EVERY 4 YEARS 2. Replacing the fuel line 2. Loosen the air-vent-plug on the fuel filter 2 turns or • Consult your local KUBOTA Dealer for replacing the fuel hose. 3. Replacing the intake air line • Consult your local KUBOTA Dealer for replacing the intake-air-line. -
Page 127: Replacing The Fuse
Combination switch electrical system of the tractor. See ENGINE Work light TROUBLESHOOTING on page 128 or your local KUBOTA Dealer for specific information dealing Starter relay with electrical problems. Engine ECU (Battery) The electrical system of the tractor is protected from Main ECU (Battery) potential damage by fuses. -
Page 128: Replacing The Light Bulb
1. If any of the slow-blow fuses has blown out, be sure 2. Turn the socket counterclockwise while pressing to pinpoint the cause. and remove it. Never use any substitute, use only a KUBOTA 3. Remove the bulb. genuine part. Attaching the bulb 1. -
Page 129: Replacing The Fuel Line If Required
Also, replace the power-steering-line every 4 years regardless of the condition. • Consult your local KUBOTA dealer for replacing the power-steering-line. 11. Replacing the oil cooler line if required [HST type only]... -
Page 130: Storage Of The Tractor
2. Jack the tractor up and remove the support blocks from under the front and rear axles. 3. Before installing the battery, be sure that it is fully charged. 4. Install the battery. 5. Check the tension of the fan belt. L3301,L3901... - Page 131 10. With the engine fully warmed up, release the parking brake and test the brakes for proper adjustment as you move forward. Adjust the brakes if it is necessary for the brakes to be adjusted. L3301,L3901...
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Page 132: Troubleshooting
Adjust or replace the fan belt. • Dirty radiator core grille • Remove all trash. screens • Coolant flow route corroded. • Flush the cooling system. If there are any questions about the engine, consult your local KUBOTA Dealer. L3301,L3901... -
Page 133: Engine Error Code
If an error code appears, immediately contact your local KUBOTA Dealer for repairs. (1) Master system warning indi- (2) Error code cator... -
Page 134: Options
OPTIONS OPTION ITEMS OPTIONS OPTION ITEMS Consult your local KUBOTA Dealer for further details of the following options. • Engine block heater For extremely cold weather starting • Front end weights For the front ballast • Front bumper • Rear wheel weights For the rear ballast •... -
Page 135: Index
[L3301 Manual checking.............. 121 transmission type and HST type]....105 EGR system HST type............... 39 checking.............. 119 L3301 Manual transmission type......39 cleaning............... 119 L3901 manual transmission type......39 electrical charge warning indicator......33 coolant.................90 electrical wiring changing..............117 checking and cleaning.........100... - Page 136 90 replacing oil cooler line if required.......125 fuel filter replacing transmission oil filter......108 replacing..............113 speed control pedal..........40 fuel gauge..............69 Starting engine............53 fuel grommet starting tractor............63 checking.............. 105 hydraulic block type outlet...........80 L3301,L3901...
- Page 137 103 option front end weights...........85 rear wheel weights..........85 L3301 Manual transmission type option items...............130 checking clutch pedal with single clutch....105 overheating..............70 clutch pedal............39 L3901 manual transmission type checking clutch pedal with dual clutch....106 clutch pedal............
- Page 138 96 service intervals............87 cleaning............... 114 single element type wheel adjustment............82 cleaning air cleaner element....... 104 wheel bolt torque replacing air cleaner element......116 checking.............. 104 slow-blow fuses replacing..............123 specification table............21 speed control pedal [HST type only]......40 L3301,L3901...
- Page 139 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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Questions and answers
Can the Parking Brake Switch be adjusted so the light will come on