OPERATOR'S MANUAL MODELS B3150·B3150SU English (Australia) Code No.
ABBREVIATION LIST Abbreviations Definitions 2WD 2 Wheel Drive 4WD 4 Wheel Drive API American Petroleum Institute ASABE American Society of Agricultural and Biological Engineers, USA ASTM American Society for Testing and Materials, USA DIN Deutsches Institut für Normung, GERMANY DT Dual Traction [4WD] fpm Feet Per Minute Hi-Lo High Speed-Low Speed HST Hydrostatic Transmission m/s Meters Per Second PTO Power Take Off RH/LH Right-hand and left-hand sides are determined by facing in t
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.
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. It will help you become familiar with the operation of the tractor and contains many helpful hints about tractor maintenance.
CONTENTS SAFE OPERATION ............................................................................................ -1 SERVICING OF TRACTOR......................................................................................... 1 SPECIFICATIONS....................................................................................................... 3 SPECIFICATION TABLE ......................................................................................... 3 TRAVELING SPEEDS .............................
CONTENTS Immediately Stop the Engine if: ...................................................................................... 34 Easy Checker (TM)......................................................................................................... 34 LCD MONITOR ...................................................................................................... 35 Fuel Gauge .....................................................................................................................
CONTENTS TIRES, WHEELS AND BALLAST.............................................................................. 55 TIRES..................................................................................................................... 55 Inflation Pressure............................................................................................................ 55 Dual Tires .......................................................................................................................
CONTENTS Cleaning Evacuator Valve .............................................................................................. 76 Cleaning Air Conditioner Condenser Screen.................................................................. 76 Cleaning Grill and Radiator Screen ................................................................................ 77 Checking Brake Pedal ....................................................................................................
CONTENTS Replacing Power Steering Hose..................................................................................... 95 Replacing Fuel Hose ...................................................................................................... 95 Replacing Intake Air Line................................................................................................ 95 Replacing the Air Conditioner Hose................................................................................
SAFE OPERATION -1 SAFE OPERATION Careful operation is your best insurance against an accident. Read and understand this manual carefully before operating the tractor. All operators, no matter how much experience they may have, should read this and other related manuals before operating the tractor or any implement attached to it. It is the owner's obligation to instruct all operators in safe operation. 11. The narrower the tread, the greater the risk of a tractor upset.
-2 SAFE OPERATION 7. Always use the seat belt if the tractor has a CAB or ROPS. Do not use the seat belt if a foldable ROPS is down or there is no ROPS. Check the seat belt regularly and replace if frayed or damaged. (1) ROPS (2) Seat belt C Starting 1. Always sit in the operator's seat when starting engine or operating levers or controls. Adjust seat per instructions in the operating the tractor section. Never start engine while standing on the ground. 2.
SAFE OPERATION 7. Do not operate near ditches, holes, embankments, or other ground surface features which may collapse under the tractor's weight. The risk of tractor upset is even higher when the ground is loose or wet. Tall grass can hide obstacles, walk the area first to be sure. 8. Watch where you are going at all times. Watch for and avoid obstacles. Be alert at row ends, near trees, and other obstructions. 9.
-4 SAFE OPERATION 12. When towing other equipment, use a safety chain and place an SMV emblem on it as well. (1) Safety chain 13. Set the implement lowering speed knob in the "LOCK" position to hold the implement in the raised position. (1) SMV emblem (2) Bracket 5. Observe all local traffic and safety regulations. 6. Turn the headlights on. Dim them when meeting another vehicle. 7. Drive at speeds that allow you to maintain control at all times. 8.
SAFE OPERATION -5 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. 2. Keep the PTO shaft cover in place at all times. Replace the PTO shaft cap when the shaft is not in use. (1) 3-point hitch lowering speed knob (A) "FAST" (B) "SLOW" (C) "LOCK" 6.
-6 SAFE OPERATION 9. To avoid sparks from an accidental short circuit, always disconnect the battery's ground cable (-) first and reconnect it last. 15. Escaping hydraulic fluid under pressure has sufficient force to penetrate skin, causing serious personal injury. Before disconnecting hydraulic lines, be sure to release all residual pressure. Before applying pressure to the hydraulic system, make sure that all connections are tight and that all lines, pipes, and hoses are free of damage.
SAFE OPERATION 7.
-8 SAFE OPERATION
SAFE OPERATION -9
-10 SAFE OPERATION 8. CARE OF DANGER, WARNING AND CAUTION LABELS 1. 2. 3. 4. Keep danger, warning and caution labels clean and free from obstructing material. Clean danger, warning and caution labels with soap and water, dry with a soft cloth. Replace damaged or missing danger, warning and caution labels with new labels from your local KUBOTA Dealer.
SERVICING OF TRACTOR SERVICING OF TRACTOR Your dealer is interested in your new tractor and has the desire to help you get the most value from it. After reading this manual thoroughly, you will find that you can do some of the regular maintenance yourself. However, when in need of parts or major service, be sure to see your KUBOTA Dealer. For service, contact the KUBOTA Dealership from which you purchased your tractor or your local KUBOTA Dealer.
2 SERVICING OF TRACTOR (1) CAB identification plate (CAB Serial No.) (1) ROPS identification plate (ROPS Serial No.
SPECIFICATIONS 3 SPECIFICATIONS SPECIFICATION TABLE Model PTO power B3150 HSD B3150SU HSD B3150 HSD CC With ROPS With ROPS With CAB kW (HP) 17.7 (23.7)* Maker KUBOTA Model V1505-E3-D26BH-A Type Indirect Injection. Vertical, water-cooled 4 cycle diesel Number of cylinders Bore and stroke Engine 4 mm (in.) cc (cu.in.) 1498 (91.5) Engine gross power kW (HP) 22.8 (31.0)* Rated revolution rpm 2500 Low idling revolution rpm 1100 N-m (ft-lb) Battery L (U.S.gals.) 27 (7.
4 SPECIFICATIONS Model Hydraulic control system B3150SU HSD B3150 HSD CC With ROPS With ROPS With CAB Position control Quarter inching valve Position control L / min (gals / min) Pump capacity Hydraulic unit B3150 HSD 33.1 (8.7) 3-point hitch Max. lift force SAE Category 1 At lift points kg (lbs.) 970 (2139) 24 in.behind lift point kg (lbs.
SPECIFICATIONS TRAVELING SPEEDS (At rated engine rpm) Model B3150 HSD / B3150SU HSD / B3150 HSD CC Tire size (Rear) Forward Reverse 5 12.4 - 16 Farm 13.6 - 16 Turf 12.4 - 16 Industry Range gear shift lever km / h mph km / h mph km / h mph Low 0 to 5.7 0 to 3.6 0 to 5.9 0 to 3.6 0 to 5.6 0 to 3.4 Middle 0 to 8.5 0 to 5.3 0 to 8.7 0 to 5.4 0 to 8.3 0 to 5.1 High 0 to 18.0 0 to 11.2 0 to 18.5 0 to 11.5 0 to 17.6 0 to 10.9 Low 0 to 4.3 0 to 2.7 0 to 4.4 0 to 2.
6 IMPLEMENT LIMITATIONS IMPLEMENT LIMITATIONS The KUBOTA Tractor has been thoroughly tested for proper performance with implements sold or approved by KUBOTA. Use with implements which are not sold or approved by KUBOTA and which exceed the maximum specifications listed below, or which are otherwise unfit for use with the KUBOTA Tractor may result in malfunctions or failures of the tractor, damage to other property and injury to the operator or others.
IMPLEMENT LIMITATIONS Implement Mower Remarks B3150 HSD / B3150SU HSD / B3150 HSD CC Mid-mount Max. cutting width Max. weight mm (in.) kg (lbs.) 1830 (72) 205 (451) Rotary-cutter (1 Blade) Max. cutting width Max. weight mm (in.) kg (lbs.) 1220 (48) 227 (500) Rear-mount Max. cutting width (2 or 3 Blades) Max. weight mm (in.) kg (lbs.) 1830 (72) 227 (500) Flail-mower Max. cutting width mm (in.) 1220 (48) Sickle bar Max. cutting width mm (in.) 1524 (60) Rotary tiller Max.
8 INSTRUMENT PANEL AND CONTROLS INSTRUMENT PANEL AND CONTROLS B Instrument Panel, Switches and Hand Controls C ROPS Type ILLUSTRATED CONTENTS (1) Hazard light switch................................. 26 (2) Turn signal light switch........................... 26 (3) Head light switch.................................... 26 (4) Parking brake lever................................ 31 (5) Speed set lever [Except B3150SU]........ 32 (6) Instrument panel....................................
INSTRUMENT PANEL AND CONTROLS 9 C CAB Type ILLUSTRATED CONTENTS ILLUSTRATED CONTENTS (1) Electrical outlet .................................................. 67 (9) Display switch (Engine rpm, PTO speed) ........... 36 (2) Rear work light switch (if equipped) ................... 61 (10) Defogger switch ............................................... 67 (3) Front work light switch ....................................... 61 (11) Front wiper / Washer switch .............................
10 INSTRUMENT PANEL AND CONTROLS C Instrument Panel ILLUSTRATED CONTENTS (1) Turn signal / Hazard light indicator......................... 26 (2) Electrical charge warning indicator........................ 34 (3) Master system warning indicator............................ 34 (4) Engine oil pressure warning indicator.................... 34 (5) Engine overheat warning indicator......................... 34 (6) Glow plug indicator..............................................
INSTRUMENT PANEL AND CONTROLS 11 B Foot and Hand Controls C ROPS Type ILLUSTRATED CONTENTS ILLUSTRATED CONTENTS (1) Brake pedal.................................................... 28 (10) Cup holder.................................................. --- (2) Steering wheel tilt pedal ................................. 25 (11) Tool-box...................................................... --- (3) 3-Point hitch lowering speed knob.................. 51 (12) Speed control pedal...........................
12 INSTRUMENT PANEL AND CONTROLS C CAB Type ILLUSTRATED CONTENTS ILLUSTRATED CONTENTS (1) Brake pedal.................................................... 28 (9) Cup holder .................................................... --- (2) 3-Point hitch lowering speed knob.................. 51 (10) Speed control pedal.................................... 32 (3) Differential lock pedal..................................... 37 (11) Loader lock lever.........................................
PRE-OPERATION CHECK PRE-OPERATION CHECK DAILY CHECK To prevent trouble from occurring, it is important to know the condition of the tractor well. Check it before starting. To avoid personal 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" and implement lowered to the ground.
14 OPERATING THE ENGINE OPERATING THE ENGINE To avoid personal injury or death: A Read "Safe Operation" in the front of this manual. A Read the danger, warning and caution labels located on the tractor. A To avoid the danger of exhaust fume poisoning, do not operate the engine in a closed building without proper ventilation. A Never start engine while standing on ground. Start engine only from operator's seat.
OPERATING THE ENGINE [ROPS Type] 3. [CAB Type] Place the speed set lever in the "OFF" position. [except B3150SU] Place the speed control pedal in the "NEUTRAL" position. Place the range gear shift lever (L-MH) in the "NEUTRAL" position. (1) Range gear shift lever (L-M-H) (2) Speed set lever [Except B3150SU] (3) Speed control pedal 15 3. Make sure the cruise control lever is in the "NEUTRAL" position. Place the speed control pedal in the "NEUTRAL" position.
16 OPERATING THE ENGINE [B3150] 4. Lock the loader control lever in the "LOCK" position. (1) Loader control lever (2) Lock lever (A) (B) "UNLOCK" "LOCK" 5. Place the position control lever in the "LOWEST" position.
OPERATING THE ENGINE 17 [B3150SU] 5. Place the hydraulic control lever in the "NEUTRAL" position. 6. Set the throttle lever to about 1/2 way. (1) Hand throttle lever (1) Hydraulic control lever (A) "DOWN" (B) "SLOW DOWN" (N) "NEUTRAL" (C) "SLOW UP" (D) "UP" 7. "INCREASE" "DECREASE" Insert the key into the key switch and turn it "ON".
18 OPERATING THE ENGINE C Check Easy Checker(TM) lamps: When the key is turned "ON", lamps (3) (4) should come on. If trouble should occur at any location while the engine is running, the indicator lamp corresponding to problem will turn "ON". 8. Turn the key to "PREHEAT" position and hold it for about 2 to 3 seconds. For the appropriate preheating time, refer to the table below: Temperature Preheating Time Over 0 C (32 F) 2 to 3 sec. 0 to -5 C (32 to 23 F) 5 sec. -5 to -15 C (23 to 5 F) 10 sec.
OPERATING THE ENGINE STOPPING THE ENGINE 1. After slowing the engine to idle, turn the key to "OFF". 2. Remove the key. A If key does not stop the engine, consult your local KUBOTA Dealer. 19 WARMING UP To avoid personal injury or death: A Be sure to set the parking brake during warmup. A Be sure to set all shift levers to the "NEUTRAL" positions and to place the PTO clutch lever in the "OFF" position during warm-up.
20 OPERATING THE ENGINE JUMP STARTING To avoid personal injury or death: A Battery gases can explode. Keep cigarettes, sparks, and flames away from battery. A If tractor battery is frozen, do not jump start engine. A Do not connect the other end of the negative (-) jumper cable to the negative (-) terminal of the tractor battery. When jump starting the engine, follow the instructions below to safely start the engine. 1.
OPERATING THE TRACTOR 21 OPERATING THE TRACTOR OPERATING NEW TRACTOR How a new tractor is handled and maintained determines the life of the tractor. A new tractor just off the factory production line has been, of course, tested, but the various parts are not accustomed to each other, so care should be taken to operate the tractor for the first 50 hours at a slower speed and avoid excessive work or operation until the various parts become "broken-in.
22 OPERATING THE TRACTOR 2. Fold the ROPS. BTo Raise the ROPS to Upright Position 1. Remove both hair pins and set bolts. To avoid personal injury: A Hold the ROPS tightly with both hands and fold the ROPS slowly and carefully. (1) Set bolt (2) Hair pin (1) ROPS 3. Insert both set bolts and secure them with the hair pins. To avoid personal injury: A Make sure that both set bolts are properly installed and secured with the hair pins. 2. Raise ROPS to the upright position, maintain a hold on the ROPS.
OPERATING THE TRACTOR 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. 23 BOperator's Seat To avoid personal injury or death: A Make sure that the seat is completely secured after each adjustment. A Do not allow any person other than the driver to ride on the tractor. [B3150 ROPS] (1) Nut STARTING 1. Adjusting the operator's position.
24 OPERATING THE TRACTOR [B3150 CAB] [B3150SU ROPS] (1) Seat (2) Position adjust lever (A) "PULL IN" C Travel adjustment Pull in the position adjust lever and slide the seat backward or forward, as required. The seat will lock in position when the lever is released. A After adjusting the operator's seat, be sure to check to see that the seat is properly locked.
OPERATING THE TRACTOR BSeat Belt 25 BTilt Steering Adjustment To avoid personal injury or death: A Always use the seat belt when any ROPS or CAB are installed. To avoid personal injury: A Do not adjust the steering wheel while the tractor is in motion. Adjust the seat belt for proper fit and connect to the buckle. The seat belt is auto-locking retractable type. Press down the steering wheel pedal, to release the lock so the steering wheel can be adjusted to one of 3 desired positions.
26 OPERATING THE TRACTOR [ROPS Type] 2. Selecting light switch positions. BHead Light / Turn Signal / Hazard Light Switch C Head Light Switch (A) OFF....Head light OFF. (B) .....Head light ON. C Hazard Light 1. When hazard light switch is pushed, the hazard lights flash, along with the L/H and R/H indicators on the instrument panel. 2. Push hazard light switch again to turn off the hazard lights. C Turn Signal with Hazard Light Switch On. 1.
OPERATING THE TRACTOR 27 [CAB Type] BHorn Button The horn will sound when the key switch is in the "ON" position and the horn button pressed.
28 OPERATING THE TRACTOR BTractor Lights (1) Head light (2) Turn signal / Hazard light (3) Tail light (4) Brake stop light 3. Checking the brake pedal. BBrake Pedals (Right and Left) To avoid personal injury or death: A Applying only one rear wheel brake at high speeds could cause the tractor to swerve or roll-over. To avoid personal injury or death: A An accident may occur if the tractor is suddenly braked, such as by heavy towed loads shifting forward or loss of control.
OPERATING THE TRACTOR 4. Raise the implement.
30 OPERATING THE TRACTOR 5. Selecting the Travel Speed. BRange Gear Shift Lever (L-M-H) The range gear shift can only be shifted when tractor is completely stopped. Do not force the range gear shift lever. A If it is difficult to shift the range gear shift lever into the neutral position; (1) Depress the brake pedal firmly for several seconds. (2) Without reducing the brake pedal force, shift the range gear shift lever.
OPERATING THE TRACTOR A To avoid damage of transmission, when front wheel drive lever is not smoothly shifted, slightly step forward or rearward on speed control pedal. A Tires will wear quickly if front wheel drive is engaged on paved roads. C Front wheel drive is effective for the following jobs: 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. 2. When working in sandy soil. 3.
32 OPERATING THE TRACTOR 8. Depress the Speed Control Pedal. BSpeed Set Device [B3150 ROPS only] BSpeed Control Pedal To avoid personal injury or death: A Do not operate if the tractor moves on level ground with the operators foot off of Speed Control Pedal. A Consult your local KUBOTA Dealer. Forward Pedal Depress the speed control pedal with the toe of your right foot to move forward. Reverse Pedal Depress the speed control pedal with the heel of your right foot to move backward.
OPERATING THE TRACTOR A If you step on the pedal on the forward acceleration side, the speed set device will disengage. A The speed set device does not disengage when the individual right or left brake is applied. A Speed set device will not operate in reverse. A When you stand up from the seat with the speed control pedal stepped on or the speed set device engaged (ON), the engine will stop regardless of whether the machine is moving or not.
34 OPERATING THE TRACTOR A Preferably set the cruise control lever, while holding down the speed control pedal. This makes the setting smoother. A When releasing the cruise mode, be sure to return the cruise control lever fully backward. CHECK DURING DRIVING BImmediately Stop the Engine if: A The engine suddenly slows down or accelerates. A Unusual noises suddenly are heard. A Exhaust fumes suddenly become very dark.
OPERATING THE TRACTOR Electrical charge If the alternator is not charging the battery, the warning lamp in the Easy Checker(TM) will come on. If this should happen during operation, check the electrical charging system or consult your local KUBOTA Dealer. Master system warning If the trouble is not corrected by restarting the tractor, consult your local KUBOTA Dealer.
36 OPERATING THE TRACTOR BHourmeter / Tachometer This meter gives readings for engine speed, PTO shaft speed and the hours the tractor has been operated. 1. The tachometer indicates the engine speed and the PTO shaft speed location on the dial. 2. The hourmeter indicates in 5 digits the hours the tractor has been used; the last digit indicates 1/10 of an hour. (1) Engine revolution / PTO speed (2) Hours used BChanging Display Mode 1. The LCD monitor give several different displays. 2.
OPERATING THE TRACTOR PARKING 37 3. If it is necessary to park on an incline, be sure to chock the wheels to prevent accidental rolling of the machine. BParking OPERATING TECHNIQUES To avoid personal injury or death: A Always set the parking brake, stop the engine and remove the key before leaving the tractor seat. 1. When parking, be sure to set the parking brake. To set the parking brake; (1) Interlock the brake pedals. (2) Depress the brake pedals.
38 OPERATING THE TRACTOR BOperating the Tractor on a Road To avoid personal injury or death: A To help assure straight line stops when driving at transport speeds, lock the brake pedals together. Uneven braking at road speeds could cause the tractor to roll-over. A When traveling on road with 3-point hitch mounted implement attached, be sure to have sufficient front weight on the tractor to maintain steering ability. (See "BALLAST" section.) A Towed equipment (without brake) must not exceed 1.
OPERATING THE TRACTOR [CAB Type] BElectrical Outlet An electrical outlet is supplied for use with implement and electrical equipment .
40 PTO PTO PTO OPERATION C Mid-PTO To use Mid-PTO, shift the PTO select lever to Mid-PTO position and the PTO clutch lever to the "ON" position. To avoid personal injury or death: A Before operation, be sure to select the correct PTO lever (mid, mid/rear, rear). To avoid personal injury or death: A Disengage PTO, stop engine, and allow all rotating components to come to a complete stop before connecting, disconnecting, adjusting, or cleaning any PTO driven equipment.
PTO 41 BPTO Clutch Lever BPTO Clutch Lever [B3150] 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. [B3150SU] 1. The tractor has a 540 rpm speed position. 2. Shift the lever to "ON" to engage the PTO clutch. Shift the lever to "OFF" to disengage the PTO clutch.
42 PTO BPTO shaft Cover and Shaft Cap BLCD Monitor Message Keep the PTO shaft cover in place at all times. Replace the PTO shaft cap when the PTO is not in use. Before connecting or disconnecting a drive shaft to PTO shaft, be sure the engine is "OFF" and raise up the PTO shaft cover. Afterward be sure to return the PTO shaft cover to the "NORMAL POSITION". 1. The PTO rpm can be checked in the LCD monitor. (See "LCD MONITOR" in "OPERATING THE TRACTOR" section.
PTO 43 BStationary PTO To park the tractor and use the PTO system (for chipper or pump, for example), start the PTO system in the following steps. 1. Apply the parking brake and place blocks at the tires. 2. Make sure the shift levers are at NEUTRAL, and start the engine. 3. Set the PTO select lever to rear only position. [B3150 only] 4. Set the PTO clutch lever to engage "ON". 5. Set the engine speed to provide recommended rear PTO speed. 6. Get off the tractor.
44 3-POINT HITCH & DRAWBAR 3-POINT HITCH & DRAWBAR (1) Top link (2) Top link holder (3) Lifting rod (Left) (4) Telescopic stabilizers (5) Lower link (Telescopic type) (6) Lifting rod (Right, Ratchet type) (7) Drawbar
3-POINT HITCH & DRAWBAR (1) Top link (2) Lifting rod (Left) (3) Check chains (4) Turnbuckle (5) Lower link (6) Drawbar (7) Lifting rod (Right) (8) Top link holder 45
46 3-POINT HITCH & DRAWBAR 3-POINT HITCH BSelecting the Top Link Mounting Holes 1. Make preparations for attaching implement. Select the proper set of holes by referring to the "Hydraulic Control Unit Use Reference Chart" in "HYDRAULIC UNIT" section. BSelecting the holes of lifting rods and lower links There are 2 holes in the lower links. For most operations the lifting rods should be attached to the (A) holes.
3-POINT HITCH & DRAWBAR 47 BTop Link BLifting Rod (Right, Ratchet type) [B3150] To level a 3-point mounted implement, 1. Press the up and down changing lever. 2. Turn the adjusting handle from side to side to shorten or lengthen the adjustable lifting rod with the implement on the ground. A After adjustment, be sure to lock the adjusting handle with the handle stopper. 1. Adjust the angle of the implement to the desired position by shortening or lengthening the top link. 2.
48 3-POINT HITCH & DRAWBAR BCheck Chains BTelescopic Lower Links [B3150SU] Remove the snap pin and adjust the turnbuckle to control horizontal sway of the implement. After adjustment, re-set the snap pin. [B3150] To attach an implement, follow the instructions below: 1. Push the levers, pull out the lower link ends, and attach to the implement. 2. Back up the tractor slightly to make sure the lower links are pushed in securely.
3-POINT HITCH & DRAWBAR DRAWBAR To avoid personal injury or death: A Never pull from the top link, the rear axle or any point above the drawbar. Doing so could cause the tractor to tip over rearward causing personal injury or death. BAdjusting Drawbar Length When towing an implement, use of (B) hole in drawbar is recommended. The acceptable drawbar load is provided in the "IMPLEMENT LIMITATIONS" section.
50 HYDRAULIC UNIT HYDRAULIC UNIT 3-POINT HITCH CONTROL SYSTEM To avoid personal injury or death: A Before using the 3-point hitch controls, ensure that no person or object is in the area of the implement or 3-point hitch. Do not stand on or near the implement or between the implement and tractor when operating the 3-point hitch controls.
HYDRAULIC UNIT B3-point Hitch Lowering Speed 51 AUXILIARY HYDRAULICS Hydraulic outlet (rear) is provided on the tractor. BHydraulic Block Type Outlet To avoid personal injury or death: A Fast lowering speed may cause damage or injury. Lowering speed of implement should be adjusted to 2 or more seconds. The lowering speed of the 3-point hitch can be controlled by adjusting the 3-point hitch lowering speed knob.
52 HYDRAULIC UNIT DUAL REMOTE HYDRAULIC CONTROL SYSTEM The tractor is equipped with the double-acting 2-segment hydraulic control valve for the front loader. To apply the hydraulic power take-off for general attachments, keep the following point in mind. BControl Lever and Hydraulic Hose Connections Connect the control lever in its specified direction and the hydraulic hoses to their specified ports.
HYDRAULIC UNIT BLoader / Remote Control Valve Lever 1. Before moving the lever, make sure that the hydraulic hoses for attachments are connected. 2. Move the lever diagonally (a, b, c shown in the figure), and the first and second segments can be controlled simultaneously. 53 BValve Lock To avoid injury or death from crushing: A Do not utilize the valve lock for machine maintenance or repair. A The valve lock is to prevent accidental actuation when implement is not in use or during transport.
54 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.
TIRES, WHEELS AND BALLAST 55 TIRES, WHEELS AND BALLAST TIRES A Never operate tractor with a loose rim, wheel, or axle. To avoid personal injury or death: A Do not attempt to mount a tire on a rim. This should be done by a qualified person with the proper equipment. A Always maintain the correct tire pressure. Do not inflate tires above the recommended pressure shown in the operator's manual. A Do not use tires other than those approved by KUBOTA. BFront Wheels Front tread width can not be adjusted.
56 TIRES, WHEELS AND BALLAST BRear Wheels Rear tread width can not be adjusted. A When re-fitting or adjusting a wheel, tighten the bolts to the following torques then recheck after driving the tractor 200 m (200 yards) and 10 times of shuttle movement by 5 m (5 yards), and thereafter according to service interval. (See "MAINTENANCE" section.) To avoid personal injury or death: A Before jacking up the tractor, park it on a firm and level ground and chock the front wheels.
TIRES, WHEELS AND BALLAST BTreads 7-12 Farm 24x8.50-12 Turf 23x8.50-14 Ind. 12.4-16 Farm 13.6-16 Turf 12.
58 TIRES, WHEELS AND BALLAST BALLAST BRear Ballast To avoid personal injury or death: A Additional ballast will be needed for transporting heavy implements. When the implement is raised, drive slowly over rough ground, regardless of how much ballast is used. A Do not fill the front wheels with liquid. BFront Ballast Add weights if needed for stability and improving traction. Heavy pulling and heavy rear mounted implements tend to lift front wheels.
CAB OPERATION 59 CAB OPERATION DOOR AND WINDOW BLocking and Unlocking the Door From the outside ...... Insert the key into the door lock. Turn the key clockwise to unlock the door. To lock the door, turn the key in the opposite direction. The key can be removed when it is in the vertical direction. From the inside ....... Push down the lock knob to lock the door. Pull up the lock knob to unlock the door. (1) Inner door handle (2) Lock knob BOpening the Door From the outside ......
60 CAB OPERATION BRear Window Half-Lock 1. Grip the rear window handle (2) and slightly open the rear window (1). 2. Adjust the half-lock bracket to the set position (B). 3. Move back the rear window (1) a little and get the rear window handle (2) locked.
CAB OPERATION WORK LIGHT BFront Work Light BWork Light Switch Turn on the key switch and press the top half of the work light switch. The work light and the switch's indicator light up. Press the bottom half of the work light switch to turn off the light and indicator.
62 CAB OPERATION WIPER BFront Wiper / Washer Switch When the button marked is pressed to the first step, the wiper only is activated. When the button is pressed further to the second step, washer fluid jets out. The washing continues while the button is pressed and wiper is activated continuously. (Washer fluid jets out to the rear window also.) Hold down the bottom half of the switch when the front wiper is off, and washer fluid will keep jets out.
CAB OPERATION AIR CONDITIONER 63 BAir Control Vent BAirflow Air in the CAB and fresh air introduced into the CAB flow as shown below. Adjust the air ports to obtain the desired condition. C Front air outlet The front air outlets can be independently adjusted as required. To defrost the windshield, rotate the outlets toward the windshield.
64 CAB OPERATION To avoid personal injury; A Replace the water hoses every 2 years. A Daily inspection Have the tractor repaired immediately if any of the following defects are discovered. (Such defects may cause burns or injury. They may also cause engine seizure or other serious failure.) A Scratches, cracks or swelling in water hoses. A Water leakage at water hose joints. A Missing or damaged water hose protective wrap or grommets. A Loose mounting bolts, damaged brackets.
CAB OPERATION A With the blower switch at the "OFF" position, the indicator light will not light up even when the air conditioner switch is set to "ON". A To operate the air conditioner after the tractor has not been used for one week or longer, run the engine at idling speed first and then set the air conditioner switch to "ON". Keep this for one minute or so. If the air conditioner switch is set to "ON" with the engine running at high rpm, the compressor may get in trouble. BOperation C Heating 1.
66 CAB OPERATION C Foot warming and head cooling 1. Set the mode switch to the position. 2. In the cooling or dehumidifying-heating mode, set the temperature control dial at the center position area. 3. Open the front air outlet and the door air outlet direct it to your feet. 4. You can feel your head cool and your feet warm. (1) Temperature control dial C Defrosting or demisting To defrost or demist the windshield, take the following steps. 1. Set the mode switch to the position. 2.
CAB OPERATION REAR DEFOGGER To activate the rear window defogger, press the switch marked while the key switch is in the "ON" position. To turn the defogger off, push down the switch marked "OFF". (1) BElectrical Outlet An electrical outlet is supplied for use with implement and electrical equipment. Defogger switch A The battery will discharge if the defogger and the key switch remain in the "ON" or "ACC" positions with the engine stopped. Always use the defogger with the engine running.
68 MAINTENANCE MAINTENANCE SERVICE INTERVALS No.
MAINTENANCE No.
70 MAINTENANCE No. Indication on hour meter Items 50 100 150 200 250 300 350 400 450 500 Interval 550 600 650 700 800 Ref page 33 Fuel system Bleed 96 34 Clutch housing water Drain 96 35 Fuse Replace 96 36 Light bulb Replace 37 Lubricating Points [CAB Type only] 38 Washer liquid [CAB Type only] Check 99 39 Amount of refrigerant (gas) [CAB Type only] Check 99 - A The jobs indicated by must be done after the first 50 hours of operation.
MAINTENANCE 71 LUBRICANTS,FUEL AND COOLANT No. Locations 1 Fuel 2 Coolant (with recovery tank) 3 Washer liquid [CAB Type only] Capacities Lubricants B3150 / B3150SU 27 L (7.1 U.S.gals.) ROPS: 4.3 L (4.5 U.S.qts.) CAB: 5.4 L (5.7 U.S.qts.) 1.5 L (1.6 U.S.qts.) No. 2-D S15 diesel fuel No. 1-D S15 diesel fuel if temperature is below -10 (14 ) Fresh clean soft water with anti-freeze Automobile washer liquid Engine oil : Refer to next page. 4 Engine crankcase (with filter) 4.0 L (4.2 U.S.qts.
72 MAINTENANCE C Engine Oil: A Oil used in the engine should have an American Petroleum Institute (API) service classification and Proper SAE Engine Oil according to the ambient temperatures as shown above: A With the emission control now in effect, the CF-4 and CG-4 lubricating oils have been developed for use of a lowsulfur fuel on on-road vehicle engines.
PERIODIC SERVICE 73 PERIODIC SERVICE HOW TO OPEN THE HOOD 3. Hold the hood and insert the support rod to the mounting hole. To avoid personal injury or death from contact with moving parts; A Never open the hood or engine side cover while the engine is running. A Do not touch muffler or exhaust pipes while they are hot; Severe burns could result. A Support hood with other hand while unlocking support rod. BHood C Open the hood 1. To open the hood, twist the mascot.
74 PERIODIC SERVICE BChecking and Refueling BEngine Side Cover 1. Remove the bolt. 2. Pull the cover toward "A" and detach the notch. A Removing the side cover To avoid personal injury or death: A Do not smoke while refueling. A Be sure to stop the engine before refueling. 1. Turn the key switch to "ON", check the amount of fuel by fuel gauge. 2. Fill fuel tank when fuel gauge shows 1/4 or less fuel in tank. 3. Use grade No.2-Diesel fuel at temperatures above -10 (14 ). Use grade No.
PERIODIC SERVICE BChecking Engine Oil Level To avoid personal injury or death: A Be sure to stop the engine before checking the oil level. 1. Park the machine on a flat surface. 2. Check engine oil before starting the engine or 5 minutes or more after the engine has stopped. 3. To check the oil level, draw out the dipstick, wipe it clean, replace it, and draw it out again. Check to see that the oil level lies within the crosshatched area.
76 PERIODIC SERVICE BChecking Coolant Level BCleaning Evacuator Valve Open the evacuator valve to get rid of large particles of dust and dirt. To avoid personal injury or death: A Do not remove radiator cap while coolant is hot. When cool, slowly rotate cap to the first stop and allow sufficient time for excess pressure to escape before removing the cap completely. 1. Check to see that the coolant level is between the "FULL" and "LOW" marks of recovery tank. 2.
PERIODIC SERVICE BCleaning Grill and Radiator Screen To avoid personal injury or death: A Be sure to stop the engine before removing the screen. A The condenser and receiver become hot while the air conditioner is running. Before checking or cleaning them, wait long enough until they cool down. 1. Check front grill and side screens to be sure they are clean of debris. 2. Detach the screen and remove all foreign material and clean the front of radiator completely.
78 PERIODIC SERVICE EVERY 50 HOURS BLubricating Grease Fittings Apply a small amount of multipurpose grease to the following points every 50 hours: If you operated the machine in extremely wet and muddy conditions, lubricate grease fittings more often.
PERIODIC SERVICE 79 BChecking Engine Start System To avoid personal injury or death: A Do not allow anyone near the tractor while testing. A If the tractor does not pass the test do not operate the tractor. A Detach an implement before testing. C 1. 2. 3. 4. 5. Preparation before testing. Sit on operator's seat. Set the parking brake and stop the engine. Shift the range gear shift lever to "NEUTRAL" position. Place the speed control pedal in "NEUTRAL" position.
80 PERIODIC SERVICE EVERY 100 HOURS BChecking Battery Condition To avoid the possibility of battery explosion: For the refillable type battery, follow the instructions below. A Do not use or charge the refillable type battery if the fluid level is below the LOWER (lower limit level) mark. Otherwise, the battery component parts may prematurely deteriorate, which may shorten the battery's service life or cause an explosion.
PERIODIC SERVICE 81 BCleaning Air Cleaner Primary Element To avoid personal injury: A Be sure to stop the engine and remove the key before cleaning air filter element. (1) Battery 1. To slow charge the battery, connect the battery positive terminal to the charger positive terminal and the negative to the negative, then recharge in the standard fashion. 2. A boost charge is only for emergencies. It will partially charge the battery at a high rate and in a short time.
82 PERIODIC SERVICE C Evacuator Valve Open the evacuator valve once a week under ordinary conditions - or daily when used in a dusty place - to get rid of large particles of dust and dirt. BCleaning Fuel Filter To avoid personal injury or death: A Stop the engine and remove the key before checking fuel lines and fuel filter. A Check the fuel lines periodically. The fuel lines are subject to wear and aging. Fuel may leak out onto the running engine, causing a fire.
PERIODIC SERVICE BAdjusting Fan Belt Tension To avoid personal injury or death: A Be sure to stop the engine before checking belt tension. Proper fan belt tension A deflection of between 7 to 9 mm (0.28 to 0.35 in.) when the belt is pressed in the middle of the span. 1. Stop the engine and remove the key. 2. Apply moderate thumb pressure to belt between pulleys. 3.
84 PERIODIC SERVICE [ROPS Type] [CAB Type] (A) Free travel (1) Lock nut (Both sides) (2) Turnbuckle (Both sides) (A) Free travel (1) Lock nut (Both sides) (2) Turnbuckle (Both sides)
PERIODIC SERVICE BChecking Fuel Line 1. Check to see that all lines and hose clamps are tight and not damaged. 2. If hoses and clamps are found worn or damaged, replace or repair them at once. (1) Fuel lines (2) Clamp bands 85 EVERY 200 HOURS BReplacing Engine Oil Filter To avoid personal injury or death: A Be sure to stop the engine before changing the oil filter cartridge. A Allow engine to cool down sufficiently, oil can be hot and can burn. 1. Remove the oil filter. 2.
86 PERIODIC SERVICE BReplacing Transmission Oil Filter [HST] BChanging Engine oil To avoid personal injury or death: A Be sure to stop the engine before changing the oil. A Allow engine to cool down sufficiently, oil can be hot and can burn. 1. To drain the used oil, remove the drain plug at the bottom of the engine and drain the oil completely into the oil pan. All the used oil can be drained out easily when the engine is still warm. 2. After draining reinstall the drain plug. 3.
PERIODIC SERVICE 87 BChecking Radiator Hose and Clamp To avoid personal injury: A Be sure to stop the engine and remove the key before checking radiator hose and clamp. A Allow engine and coolant to cool down sufficiently before checking. Check to see if radiator hoses are properly fixed every 200 hours of operation or 6 months, whichever comes first. (1) Oil inlet (2) Dipstick (A) Oil level is acceptable within this range. 5.
88 PERIODIC SERVICE BChecking Intake Air Line BChecking Power Steering Line 1. Check to see that hoses and hose clamps are tight and not damaged. 2. If hoses and clamps are found worn or damaged, replace or repair them at once. 1. Check to see that all lines and hose clamps are tight and not damaged. 2. If hoses and clamps are found worn or damaged, replace or repair them at once.
PERIODIC SERVICE BAdjusting Toe-in BAdjusting Air-Conditioner Belt Tension 1. Park tractor on a flat place. 2. Turn steering wheel so front wheels are in the straight ahead position. 3. Lower the implement, lock the park brake and stop the engine. 4. Measure distance between tire beads at front of tire, hub height. 5. Measure distance between tire beads at rear of tire, hub height. 6. Front distance should be 0 to 10 mm (0 to 3/8 in.) less than rear distance. If not, adjust tie rod length.
90 PERIODIC SERVICE BCleaning the Inner Air Filter [CAB Type only] Remove the inner filter, and blow air from the direction opposite to the filter's normal air flow. Pressure of compressed air must be under 205 kPa (2.1 kgf/cm ). A Do not hit the filter. If the filter becomes deformed, dust may enter into the air-conditioner, which may cause damage and malfunction. (A) "AIR CONDITIONER AIRFLOW" A If the filter is very dirty: Dip the filter in lukewarm water with mild dish washing detergent.
PERIODIC SERVICE 91 BChecking the Air Conditioner Condenser [CAB Type only] To avoid personal injury or death: A Be sure to stop the engine before removing the screen. A The condenser and receiver become hot while the air conditioner is running. Before checking or cleaning them, wait long enough until they cool down. Check air conditioner condenser to be sure it is clean of debris.
92 PERIODIC SERVICE 3. Remove the oil filter A If the 3-point hitch can not be raised by setting the hydraulic control lever to the UP position after long term storage or when changing the transmission oil, turn steering wheel to the right and left several times to bleed air from the system. A Do not operate the tractor immediately after changing the transmission fluid.
PERIODIC SERVICE BAdjusting Front Axle Pivot [4WD] To avoid personal injury: A Park the tractor on a flat place. A Lower the implement, lock the parking brake and stop the engine. If the front axle pivot pin adjustment is not correct, front wheel vibration can occur causing vibration in the steering wheel. C Adjusting procedure Loosen the lock nut, and tighten the adjusting screw so that the oscillating load is 50 to 100 N (5.1 to 10.2 kgf, 11.2 to 22.5 lbf).
94 PERIODIC SERVICE EVERY 1 YEAR BReplacing Air Cleaner Primary Element and Secondary Element (See "Cleaning Air Cleaner Primary Element" in "EVERY 100 HOURS" in "PERIODIC SERVICE" section.) 11. Properly dispose of used coolant. B3150/B3150SU ROPS Coolant capacity (with recovery tank) 4.3 L (4.5 U.S.qts.) B3150 CAB 5.4 L (5.7 U.S.qts.) Model A To prevent serious damage to the engine, use only a KUBOTA genuine filter. BChecking the Air Conditioner Pipe and Hose [CAB Type only] 1.
PERIODIC SERVICE BAnti-Freeze To avoid personal injury or death: A When using antifreeze, put on some protection such as rubber gloves (Antifreeze contains poison.). A If it is swallowed, seek immediate medical help. Do NOT make a person throw up unless told to do so by poison control or a health care professional. Use standard first aid and CPR for signs of shock or cardiac arrest. Call your local Poison Control Center or your local emergency number for further assistance.
96 PERIODIC SERVICE SERVICE AS REQUIRED BBleeding Fuel System Air must be removed: 1. When the fuel filter or lines are removed. 2. When the tank is completely empty. 3. After the tractor has not been used for a long period of time. C Bleeding procedure is as follows: 1. Fill the fuel tank with fuel. 2. Start the engine and run for about 30 seconds, and then stop the engine. BDraining Clutch Housing Water The tractor is equipped with a drain plug under the clutch housing.
PERIODIC SERVICE [CAB Type] C Protected circuit B3150 / B3150SU [ROPS Type] FUSE No.
98 PERIODIC SERVICE B3150 [CAB Type] BReplacing Light Bulb FUSE No. CAPACITY (A) (1) 10 Outlet (Rear) (2) 10 Outlet (Front) (3) 15 Head Light / Horn (4) 15 Flasher / Hazard (5) 5 Panel (6) 15 Wiper (7) 7.
PERIODIC SERVICE BAdding Window Washer Fluid 2. Look into the sight glass to see if the refrigerant is flowing through its circuit. [CAB Type only] Add a proper amount of automobile washer fluid. (Tank capacity: 1.5 liters (0.40 U.S.gals.) ) (1) Sight glass (1) Washer fluid tank BChecking the Amount of Refrigerant (gas) [CAB Type only] To avoid personal injury or death: A Liquid contact with eyes or skin may cause frostbite. A In the event of a leakage, wear safety goggles.
100 STORAGE STORAGE To avoid personal injury or death: A Do not clean the machine while the engine is running. A To avoid the danger of exhaust fume poisoning, do not operate the engine in a closed building without proper ventilation. A When storing, remove the key from the key switch to avoid unauthorized persons from operating the tractor and getting injured. TRACTOR STORAGE If you intend to store your tractor for an extended period of time, follow the procedures outlined below.
TROUBLESHOOTING 101 TROUBLESHOOTING ENGINE TROUBLESHOOTING If something is wrong with the engine, refer to the table below for the cause and its corrective measure. Trouble Cause Engine is difficult to start or won't start. Countermeasure A No fuel flow. A Check the fuel tank and the fuel filter. Replace filter if necessary. A Air or water is in the fuel system. A Check to see if the fuel line coupler bolt and nut are tight.
102 TROUBLESHOOTING POWER TRAIN TROUBLE SHOOTING If something is wrong with the power train, the master system warning indicator starts blinking and the error code shown below is displayed on the liquid crystal display, indicating the location of the trouble. If an error code appears, immediately contact your local KUBOTA Dealer for repairs.
OPTIONS 103 OPTIONS Consult your local KUBOTA Dealer for further detail. A Rear Work Light. High visibility for night work.
104 APPENDICES APPENDICES INDEX 3-point Hitch Lowering Speed .....................51 Adjustment of Foldable ROPS ....................23 Air Cleaner Primary Element.......................81 Air Cleaner Primary Element and Secondary Element.....................................94 Air Conditioner Condenser..........................91 Air Conditioner Condenser Screen .............76 Air Conditioner Hose ...................................95 Air Conditioner Pipe and Hose....................94 Air Control Vent...
APPENDICES 105 Lifting Rod (Right, Ratchet type) .................47 Light Bulb ....................................................98 Loader / Remote Control Valve Lever.........53 Lubricating Grease Fittings .........................78 Lubricating Oil for New Tractors..................21 Lubricating Points .......................................98 Movable Parts .............................................77 Opening the Door........................................59 Operating on Slopes or Rough Terrain .
