Kubota B3150 Operator's Manual
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Kubota B3150 Operator's Manual

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PRINTED IN JAPAN
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English (Australia)
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Code No. 6C435-6311-1
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©
KUBOTA Corporation 2014
OPERATOR'S MANUAL
MODELS
1AGAEEHAP0010
READ AND SAVE THIS MANUAL
B3150·B3150SU

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  • Page 1 OPERATOR'S MANUAL B3150·B3150SU MODELS · English (Australia) 1AGAEEHAP0010 Code No. 6C435-6311-1 READ AND SAVE THIS MANUAL © PRINTED IN JAPAN KUBOTA Corporation 2014...
  • Page 2 ABBREVIATION LIST KUBOTA Corporation is ··· Since its inception in 1890, KUBOTA Corporation has grown to Abbreviations Definitions rank as one of the major firms in Japan. 2 Wheel Drive To achieve this status, the company has through the years...

  • Page 3: Universal Symbols

    UNIVERSAL SYMBOLS As a guide to the operation of your tractor, various universal symbols have been utilized on the instruments and controls. The symbols are shown below with an indication of their meaning. Safety Alert Symbol Remote Cylinder-Retract Diesel Fuel Remote Cylinder-Extend Fuel-Level Remote Cylinder-Float...
  • 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.

  • Page 5: Table Of Contents

    CONTENTS SAFE OPERATION .................... SERVICING OF TRACTOR..................1 SPECIFICATIONS....................... 3 SPECIFICATION TABLE ..................3 TRAVELING SPEEDS ..................... 5 IMPLEMENT LIMITATIONS ..................6 INSTRUMENT PANEL AND CONTROLS..............8 PRE-OPERATION CHECK ..................13 DAILY CHECK ....................... 13 OPERATING THE ENGINE..................14 STARTING THE ENGINE ..................14 Block Heater (Option) .....................
  • Page 6 CONTENTS Immediately Stop the Engine if: ..................34 Easy Checker (TM)......................34 LCD MONITOR ...................... 35 Fuel Gauge ........................35 Coolant Temperature Gauge ..................35 Hourmeter / Tachometer....................36 Changing Display Mode....................36 PARKING ....................... 37 Parking..........................37 OPERATING TECHNIQUES ................. 37 Differential Lock ......................
  • Page 7 CONTENTS TIRES, WHEELS AND BALLAST................55 TIRES........................55 Inflation Pressure......................55 Dual Tires ........................55 WHEEL ADJUSTMENT ..................55 Front Wheels ........................55 Rear Wheels ........................56 Treads..........................57 BALLAST ....................... 58 Front Ballast........................58 Rear Ballast ........................58 CAB OPERATION ..................... 59 DOOR AND WINDOW ...................
  • Page 8 CONTENTS Cleaning Evacuator Valve ....................76 Cleaning Air Conditioner Condenser Screen..............76 Cleaning Grill and Radiator Screen ................77 Checking Brake Pedal ....................77 Checking Gauges, Meter and Easy Checker(TM) ............77 Checking Head Light, Hazard Light etc................77 Checking Seat Belt and ROPS ..................
  • Page 9 CONTENTS Replacing Power Steering Hose..................95 Replacing Fuel Hose ...................... 95 Replacing Intake Air Line....................95 Replacing the Air Conditioner Hose................95 SERVICE AS REQUIRED..................96 Bleeding Fuel System..................... 96 Draining Clutch Housing Water ..................96 Replacing Fuse....................... 96 Replacing Light Bulb....................... 98 Lubricating Points ......................
  • Page 11 C CAB, ROPS manual before operation. 1. KUBOTA recommends the use of a CAB or Roll Over 5. Never wear loose, torn, or bulky clothing around Protective Structures (ROPS) and seat belt in almost tractor.
  • Page 12 SAFE OPERATION 7. Always use the seat belt if the tractor has a CAB or C Starting ROPS. 1. Always sit in the operator's seat when starting engine Do not use the seat belt if a foldable ROPS is down or or operating levers or controls.
  • Page 13 SAFE OPERATION 7. Do not operate near ditches, holes, embankments, or 5. Special attention should be made to the weight and other ground surface features which may collapse location of implements and loads as such will affect the under the tractor's weight. The risk of tractor upset is stability of the tractor.

  • Page 14: Parking The Tractor

    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.
  • Page 15 SAFE OPERATION 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.
  • Page 16 Please dispose properly. suitable blocking beforehand. See your local Recycling Center or KUBOTA Dealer to learn how to recycle or get rid of waste products.
  • Page 17 SAFE OPERATION 7. DANGER, WARNING AND CAUTION LABELS...
  • Page 18 SAFE OPERATION...
  • Page 19 SAFE OPERATION...
  • Page 20 2. Clean danger, warning and caution labels with soap and water, dry with a soft cloth. 3. Replace damaged or missing danger, warning and caution labels with new labels from your local KUBOTA Dealer. 4. If a component with danger, warning and caution label(s) affixed is replaced with new part, make sure new label(s) is (are) attached in the same location(s) as the replaced component.

  • Page 21: Safe Operation

    KUBOTA Dealer. For service, contact the KUBOTA Dealership from which you purchased your tractor or your local KUBOTA Dealer. When in need of parts, be prepared to give your dealer the tractor, CAB/ROPS and engine serial numbers.
  • Page 22 SERVICING OF TRACTOR (1) CAB identification plate (CAB Serial No.) (1) ROPS identification plate (ROPS Serial No.) (1) Engine serial number...

  • Page 23: Specifications

    SPECIFICATIONS SPECIFICATIONS SPECIFICATION TABLE B3150 HSD B3150SU HSD B3150 HSD CC Model With ROPS With ROPS With CAB PTO power kW (HP) 17.7 (23.7)* Maker KUBOTA Model V1505-E3-D26BH-A V1505-T-E3-D26BHQ-A Type Indirect Injection. Vertical, water-cooled 4 cycle diesel Number of cylinders Bore and stroke mm (in.)
  • Page 24 SPECIFICATIONS B3150 HSD B3150SU HSD B3150 HSD CC Model With ROPS With ROPS With CAB Hydraulic control system Position control Quarter inching valve Position control L / min Pump capacity 33.1 (8.7) (gals / min) Hydraulic 3-point hitch SAE Category 1...

  • Page 25: Traveling Speeds

    SPECIFICATIONS TRAVELING SPEEDS (At rated engine rpm) Model B3150 HSD / B3150SU HSD / B3150 HSD CC Tire size (Rear) 12.4 - 16 Farm 13.6 - 16 Turf 12.4 - 16 Industry Range gear km / h km / h...

  • Page 26: Implement Limitations

    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. [Any malfunctions or failures of the tractor resulting from use with improper implements are not covered by the warranty.]...
  • Page 27 IMPLEMENT LIMITATIONS Implement Remarks B3150 HSD / B3150SU HSD / B3150 HSD CC Max. cutting width mm (in.) 1830 (72) Mid-mount Max. weight kg (lbs.) 205 (451) Rotary-cutter Max. cutting width mm (in.) 1220 (48) (1 Blade) Max. weight kg (lbs.)

  • Page 28: Instrument Panel And Controls

    INSTRUMENT PANEL AND CONTROLS INSTRUMENT PANEL AND CONTROLS B Instrument Panel, Switches and Hand Controls C ROPS Type ILLUSTRATED CONTENTS (1) Hazard light switch......... (2) Turn signal light switch......(3) Head light switch........(4) Parking brake lever........ (5) Speed set lever [Except B3150SU]..(6) Instrument panel........
  • Page 29 INSTRUMENT PANEL AND CONTROLS C CAB Type ILLUSTRATED CONTENTS ILLUSTRATED CONTENTS (1) Electrical outlet ..........(9) Display switch (Engine rpm, PTO speed) ... (2) Rear work light switch (if equipped) ....(10) Defogger switch ..........(3) Front work light switch ........(11) Front wiper / Washer switch ......

  • Page 30: Instrument Panel

    INSTRUMENT PANEL AND CONTROLS C Instrument Panel ILLUSTRATED CONTENTS (1) Turn signal / Hazard light indicator......(2) Electrical charge warning indicator......(3) Master system warning indicator......(4) Engine oil pressure warning indicator....(5) Engine overheat warning indicator......(6) Glow plug indicator..........(7) Liquid crystal display..........
  • Page 31 (14) Loader control lever........53 (6) PTO clutch lever..........41 (15) Front wheel drive lever........ 30 (7) PTO select lever [B3150 Only] ....... 40 (16) Position control lever [B3150 Only] ..... 50 (8) Operator's seat..........23 (16) Hydraulic control lever [B3150SU Only] ..50 (9) Seat belt............
  • Page 32 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......... 53 (4) Range gear shift lever (L-M-H)......

  • Page 33: Pre-Operation Check

    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"...

  • Page 34: Operating The Engine

    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.
  • Page 35 OPERATING THE ENGINE [ROPS Type] [CAB Type] Place the speed set lever in the "OFF" Make sure the cruise control lever is in position. [except B3150SU] the "NEUTRAL" position. Place the speed control pedal in the Place the speed control pedal in the "NEUTRAL"...
  • Page 36 OPERATING THE ENGINE [B3150] 4. Lock the loader control lever in the Place the position control lever in the "LOCK" position. "LOWEST" position. (1) Loader control lever "UNLOCK" (2) Lock lever "LOCK" (1) Position control lever (A) "DOWN"...
  • Page 37 OPERATING THE ENGINE [B3150SU] 6. Set the throttle lever to about 1/2 way. Place the hydraulic control lever in the "NEUTRAL" position. (1) Hand throttle lever "INCREASE" "DECREASE" (1) Hydraulic control lever (A) "DOWN" (B) "SLOW DOWN" Insert the key into the key switch and (N) "NEUTRAL"...

  • Page 38: Block Heater (Option)

    OPERATING THE ENGINE C Check Easy Checker(TM) lamps: When the key is turned "ON", lamps (3) (4) should come Turn the key to "PREHEAT" position on. If trouble should occur at any location while the engine and hold it for about 2 to 3 seconds. is running, the indicator lamp corresponding to problem will turn "ON".

  • Page 39: Stopping The Engine

    A If key does not stop the engine, consult your local the "OFF" position during warm-up. KUBOTA Dealer. For 5 minutes after engine start-up, allow the engine to warm up without applying any load, this is to allow oil to reach every engine part.

  • Page 40: Jump Starting

    OPERATING THE ENGINE JUMP STARTING A This machine has a 12 volt negative (-) ground starting system. A Use only same voltage for jump starting. A Use of a higher voltage source on tractor's electrical To avoid personal injury or death: system could result in severe damage to tractor's A Battery gases can explode.

  • Page 41: Operating The Tractor

    If interference occurs, contact your KUBOTA Dealer. BDo not Operate the Tractor at Full Speed for the First 50 Hours BTo Fold the ROPS A Do not start quickly nor apply the brakes suddenly.

  • Page 42: To Raise The Rops To Upright Position

    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 2.

  • Page 43: Adjustment Of Foldable Rops

    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. (1) Seat (A) "PULL UP"...
  • Page 44 OPERATING THE TRACTOR [B3150SU ROPS] [B3150 CAB] (1) Travel adjust lever (A) "UNLOCK" (1) Seat (A) "PULL IN" (2) Suspension adjust lever (B) "TO INCREASE TENSION" (2) Position adjust lever (3) Arm rest (C) "TO DECREASE TENSION" (4) Arm rest angle adjust knob (D) "TO INCREASE ANGLE"...

  • Page 45: Seat Belt

    OPERATING THE TRACTOR BSeat Belt BTilt Steering Adjustment To avoid personal injury or death: To avoid personal injury: A Always use the seat belt when any ROPS or A Do not adjust the steering wheel while the CAB are installed. tractor is in motion.

  • Page 46: Head Light / Turn Signal / Hazard Light Switch

    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..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.

  • Page 47: Horn Button

    OPERATING THE TRACTOR [CAB Type] BHorn Button The horn will sound when the key switch is in the "ON" position and the horn button pressed. (1) Turn signal light switch (2) Head light switch (3) Hazard light switch (4) Hazard / Turn signal indicator (1) Horn button (A) "PUSH"...

  • Page 48: Tractor Lights

    OPERATING THE TRACTOR BTractor Lights 3. Checking the brake pedal. (1) Head light (2) Turn signal / Hazard light BBrake Pedals (Right and Left) (3) Tail light (4) Brake stop light 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.
  • Page 49 OPERATING THE TRACTOR 4. Raise the implement. (See "HYDRAULIC UNIT" section) (1) Brake pedal lock (A) "LOCK" (B) "RELEASE" (1) Position control lever (A) "UP" (1) Hydraulic control lever (A) "UP"...

  • Page 50: Range Gear Shift Lever (L-M-H)

    OPERATING THE TRACTOR 5. Selecting the Travel Speed. BFront Wheel Drive Lever BRange Gear Shift Lever (L-M-H) To avoid personal injury or death: The range gear shift can only be shifted when tractor is A Do not engage the front wheel drive when completely stopped.

  • Page 51: Hand Throttle Lever

    OPERATING THE TRACTOR A To avoid damage of transmission, when front wheel 7. Unlock the Parking Brake. 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 BParking Brake Lever on paved roads.

  • Page 52: Speed Control Pedal

    Speed on the road. Control Pedal. A Be sure to connect both the left and the right A Consult your local KUBOTA Dealer. brakes to release the speed set device. The speed set device won't be released with Forward Pedal singlebrake activation.

  • Page 53: Cruise Control Lever

    A If you step on the pedal on the forward acceleration BCruise Control Lever side, the speed set device will disengage. [B3150 CAB only] A The speed set device does not disengage when the individual right or left brake is applied.

  • Page 54: Stopping

    OPERATING THE TRACTOR CHECK DURING DRIVING A Preferably set the cruise control lever, while holding down the speed control pedal. This makes the setting smoother. BImmediately Stop the Engine if: A When releasing the cruise mode, be sure to return the A The engine suddenly slows down or accelerates.

  • Page 55: Lcd Monitor

    "C" for "cold" and "H" for If the trouble is not corrected by restarting the "hot". tractor, consult your local KUBOTA Dealer. 2. If the indicator reaches the "H" position (red zone), engine coolant is overheated. Check the tractor by referring to "TROUBLESHOOTING"...

  • Page 56: Hourmeter / Tachometer

    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.

  • Page 57: Parking

    OPERATING THE TRACTOR PARKING 3. If it is necessary to park on an incline, be sure to chock the wheels to prevent accidental rolling of the BParking machine. OPERATING TECHNIQUES BDifferential Lock To avoid personal injury or death: A Always set the parking brake, stop the engine and remove the key before leaving the tractor seat.

  • Page 58: Operating The Tractor On A Road

    2. Before descending a slope, be sure that the range Consult your local KUBOTA dealer for further detail. lever is in the low so that speed can be controlled without using brakes. BTransport the Tractor Safely 1.

  • Page 59: Electrical Outlet

    OPERATING THE TRACTOR [CAB Type] BElectrical Outlet An electrical outlet is supplied for use with implement and electrical equipment . [ROPS Type] (1) Accessory electrical outlet (DC 12V, MAX 120W) (1) Accessory electrical outlet (DC 12V, MAX 120W)

  • Page 60: Pto

    PTO clutch lever to the "ON" position. A Disengage PTO, stop engine, and allow all rotating components to come to a complete C Mid-PTO stop before connecting, disconnecting, The Mid-PTO is available for KUBOTA approved adjusting, cleaning driven implements. equipment. BPTO Select Lever [B3150] The tractor has a 540 rpm rear PTO speed and a 2 500 rpm mid-PTO speed.

  • Page 61: Pto Clutch Lever

    BPTO Clutch Lever BPTO Clutch Lever [B3150] [B3150SU] 1. The PTO clutch lever engages or disengages the PTO 1. The tractor has a 540 rpm speed position. clutch which gives the PTO independent control. 2. Shift the lever to "ON" to engage the PTO clutch. Shift 2.

  • Page 62: Pto Shaft Cover And Shaft Cap

    BPTO shaft Cover and Shaft Cap BLCD Monitor Message Keep the PTO shaft cover in place at all times. Replace 1. The PTO rpm can be checked in the LCD monitor. (See "LCD MONITOR" in "OPERATING THE the PTO shaft cap when the PTO is not in use. Before TRACTOR"...

  • Page 63: Stationary Pto

    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".

  • Page 64: 3-Point Hitch & Drawbar

    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...
  • Page 65 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...

  • Page 66: 3-Point Hitch

    3-POINT HITCH & DRAWBAR 3-POINT HITCH BSelecting the Top Link Mounting Holes Select the proper set of holes by referring to the 1. Make preparations for attaching "Hydraulic Control Unit Use Reference Chart" in implement. "HYDRAULIC UNIT" section. BSelecting the holes of lifting rods and lower links There are 2 holes in the lower links.

  • Page 67: Lifting Rod (Right, Ratchet Type)

    BLifting Rod (Right, Ratchet type) 1. Adjust the angle of the implement to the desired position by shortening or lengthening the top link. [B3150] 2. The proper length of the top link varies according to To level a 3-point mounted implement, the type of implement being used.

  • Page 68: Check Chains

    3-POINT HITCH & DRAWBAR BCheck Chains BTelescopic Lower Links [B3150SU] [B3150] Remove the snap pin and adjust the turnbuckle to control To attach an implement, follow the instructions below: horizontal sway of the implement. 1. Push the levers, pull out the lower link ends, and attach to the implement.

  • Page 69: Drawbar

    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.

  • Page 70: Hydraulic Unit

    A If noises are heard when implement is lifting after the hydraulic control lever has been activated, the hydraulic mechanism is not adjusted properly. Unless corrected, the unit will be damaged. Contact your KUBOTA Dealer for adjustment. (1) Position control lever (A) "FLOAT" (B) "DOWN"...

  • Page 71: 3-Point Hitch Lowering Speed

    HYDRAULIC UNIT AUXILIARY HYDRAULICS B3-point Hitch Lowering Speed Hydraulic outlet (rear) is provided on the tractor. BHydraulic Block Type Outlet To avoid personal injury or death: Hydraulic block type outlet is useful when adding A Fast lowering speed may cause damage or hydraulically operated equipment such as front end injury.

  • Page 72: Dual Remote Hydraulic Control System

    HYDRAULIC UNIT DUAL REMOTE HYDRAULIC CONTROL SYSTEM Pressure Returning Hydraulic outlet ports of first segment The tractor is equipped with the double-acting 2-segment hydraulic control valve for the front loader. Lever DOWN To apply the hydraulic power take-off for general attachments, keep the following point in mind.

  • Page 73: Loader / Remote Control Valve Lever

    HYDRAULIC UNIT BLoader / Remote Control Valve Lever BValve Lock 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), To avoid injury or death from crushing: and the first and second segments can be controlled A Do not utilize the valve lock for machine simultaneously.

  • Page 74: Hydraulic Control Unit Use Reference Chart

    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. B3150 Remarks Implement...

  • Page 75: Tires, Wheels And Ballast

    200 m (200 yards) and 10 times of shuttle A Do not use tires other than those approved by movement by 5 m (5 yards), and thereafter according KUBOTA. to service interval. (See "MAINTENANCE" section.) BInflation Pressure Though the tire pressure is factory-set to the prescribed To avoid personal injury or death: level, it naturally drops slowly in the course of time.

  • Page 76: Rear Wheels

    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.

  • Page 77: Treads

    TIRES, WHEELS AND BALLAST BTreads 7-12 Farm 24x8.50-12 Turf 23x8.50-14 Ind. Front 12.4-16 Farm 13.6-16 Turf 12.4-16 Ind Rear...

  • Page 78: Ballast

    Slush free at -10 See your implement operator's manual for required Solid at -30 (-22 85 kg number of weights or consult your local KUBOTA Dealer [Approx. 1 kg (2 lbs.) (187 lbs.) to use. CaCl per 4 L (1 gal) of water]...

  • Page 79: Cab Operation

    CAB OPERATION 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.

  • Page 80: Rear Window Half-Lock

    CAB OPERATION DOME LIGHT BRear Window Half-Lock BDome Light 1. Grip the rear window handle (2) and slightly open the Sliding the dome light switch will give the following light rear window (1). condition: 2. Adjust the half-lock bracket to the set position (B). 3.

  • Page 81: Work Light

    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.

  • Page 82: Wiper

    CAB OPERATION WIPER BRear Wiper Switch BFront Wiper / Washer Switch 1. Press the upper half of the wiper switch, and the wiper When the button marked is pressed to the first step, is activated. Press the lower half of the wiper switch, the wiper only is activated.

  • Page 83: Air Conditioner

    CAB OPERATION AIR CONDITIONER BAir Control Vent BAirflow Air in the CAB and fresh air introduced into the CAB flow C Front air outlet as shown below. Adjust the air ports to obtain the desired The front air outlets can be independently adjusted as condition.

  • Page 84: Control Panel

    CAB OPERATION A When heating, do not keep the lever at the "RECIRCULATION" position for a long time. The To avoid personal injury; windshield easily gets foggy. A Replace the water hoses every 2 years. A While working in a dusty conditions, keep the lever at A Daily inspection the "FRESH AIR"...

  • Page 85: Operation

    CAB OPERATION 1. Set the mode switch to the position. A With the blower switch at the "OFF" position, the 2. Set the recirculation / fresh air selection lever to the indicator light will not light up even when the air "FRESH AIR"...
  • Page 86 CAB OPERATION C Foot warming and head cooling C Defrosting or demisting 1. Set the mode switch to the position. To defrost or demist the windshield, take the following 2. In the cooling or dehumidifying-heating mode, set the steps. temperature control dial at the center position area. 1.

  • Page 87: Rear Defogger

    CAB OPERATION REAR DEFOGGER BElectrical Outlet To activate the rear window defogger, press the switch An electrical outlet is supplied for use with implement and marked while the key switch is in the "ON" position. electrical equipment. To turn the defogger off, push down the switch marked "OFF".

  • Page 88: Maintenance

    MAINTENANCE MAINTENANCE SERVICE INTERVALS Indication on hour meter Items Interval page Clogging of air conditioner Clean Daily condenser screen [CAB Type only] Engine oil every Change 200 Hr Engine oil filter every Replace 200 Hr Transmission oil every filters Replace 200 Hr [HST] Hydraulic oil filter...
  • Page 89 MAINTENANCE Indication on hour meter Items Interval page Tension of air conditioner drive every Adjust belt 200 Hr [CAB Type only] Clogging of inner every air filter Clean 200 Hr [CAB Type only] Clogging of fresh every air filter Clean 200 Hr [CAB Type only] Clogging of air...
  • Page 90 *1 Air cleaner should be cleaned more often in severe dusty conditions. *2 Every year or after 6 cleanings. *3 Replace only if necessary. *4 Consult your local KUBOTA Dealer for this service. *5 When the battery is used for less than 100 hours per year, check the fluid level annually.

  • Page 91: Lubricants,Fuel And Coolant

    (GC-LB) Brake pedal 1 [ROPS Type] Battery terminals moderate amount 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.
  • Page 92 We recommend the use of KUBOTA UDT or SUPER UDT fluid for optimum protection and performance. (Consult your local KUBOTA Dealer for further detail.) Do not mix different brands together.

  • Page 93: Periodic Service

    PERIODIC SERVICE 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.

  • Page 94: Engine Side Cover

    PERIODIC SERVICE BChecking and Refueling BEngine Side Cover 1. Remove the bolt. 2. Pull the cover toward "A" and detach the notch. To avoid personal injury or death: A Do not smoke while refueling. A Removing the side cover A Be sure to stop the engine before refueling. 1.

  • Page 95: Checking Engine Oil Level

    PERIODIC SERVICE BChecking Engine Oil Level BChecking Transmission Fluid Level 1. Park the machine on a flat surface, lower the implement and shut off engine. 2. To check the oil level, draw out the dipstick, wipe it To avoid personal injury or death: clean, replace it, and draw it out again.

  • Page 96: Checking Coolant Level

    A Use clean, fresh soft water and anti-freeze to fill the recovery tank. A If water should leak, consult your local KUBOTA Dealer. (1) Air conditioner condenser screen A Grill and screen must be clean from debris to prevent engine from overheating and to allow good air intake for air cleaner.

  • Page 97: Cleaning Grill And Radiator Screen

    4. Check instrument panel for correct operation of (See "Adjusting Brake Pedal" in "EVERY 100 HOURS" switches and gauges. in "PERIODIC SERVICE" section.) Consult your Kubota Dealer regarding maintenance, diagnosis and repair. BChecking Gauges, Meter and Easy BChecking Movable Parts...

  • Page 98: Every 50 Hours

    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. (1) Grease fitting (Top link) (2) Grease fitting (Lifting rod, right) (1) Grease fitting (Speed control pedal) (1) Battery terminals...

  • Page 99: Checking Engine Start System

    2. Turn the key to "START" position. BChecking Wheel Bolt Torque 3. The engine must not crank. 4. If it cranks, consult your local KUBOTA Dealer for this service. To avoid personal injury or death: C Test : Switch for the PTO clutch lever.

  • Page 100: Every 100 Hours

    PERIODIC SERVICE EVERY 100 HOURS BChecking Battery Condition To avoid the possibility of battery explosion: refillable type battery, follow instructions below. A Do not use or charge the refillable type battery if the fluid level is below the LOWER (lower limit level) mark.

  • Page 101: Cleaning Air Cleaner Primary Element

    PERIODIC SERVICE 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. Remove the air cleaner cover and primary element. 2. Clean the primary element: (1) When dry dust adheres to the element, blow compressed air from the inside, turning the element.

  • Page 102: Cleaning Fuel Filter

    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.

  • Page 103: Adjusting Fan Belt Tension

    PERIODIC SERVICE BAdjusting Fan Belt Tension BAdjusting Brake Pedal To avoid personal injury or death: To avoid personal injury or death: A Be sure to stop the engine before checking belt A Stop the engine and chock the wheels before tension.
  • Page 104 PERIODIC SERVICE [ROPS Type] [CAB Type] (A) Free travel (A) Free travel (1) Lock nut (Both sides) (1) Lock nut (Both sides) (2) Turnbuckle (Both sides) (2) Turnbuckle (Both sides)

  • Page 105: Checking Fuel Line

    A If the fuel line is removed, be sure to properly bleed the fuel system. (See "Bleeding Fuel System" in "SERVICE AS REQUIRED" in "PERIODIC SERVICE" section.) (1) Engine oil filter A To prevent serious damage to the engine, use only a KUBOTA genuine filter.

  • Page 106: Changing Engine Oil

    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 To avoid personal injury or death: oil filter cartridge. A Be sure to stop the engine before changing the A Allow engine to cool down sufficiently, oil can oil.

  • Page 107: Checking Radiator Hose And Clamp

    6. Make sure that the transmission fluid doesn't leak past the seal on the filter. A To prevent serious damage to the hydraulic system, use only a KUBOTA genuine filter. A Do not operate the tractor immediately after changing the transmission fluid.

  • Page 108: Checking Intake Air Line

    PERIODIC SERVICE BChecking Intake Air Line BChecking Power Steering Line 1. Check to see that hoses and hose clamps are tight and 1. Check to see that all lines and hose clamps are tight not damaged. and not damaged. 2. If hoses and clamps are found worn or damaged, 2.

  • Page 109: Adjusting Toe-In

    PERIODIC SERVICE BAdjusting Toe-in BAdjusting Air-Conditioner Belt Tension 1. Park tractor on a flat place. [CAB Type only] 2. Turn steering wheel so front wheels are in the straight ahead position. 3. Lower the implement, lock the park brake and stop the To avoid personal injury or death: engine.

  • Page 110: Cleaning The Inner Air Filter

    PERIODIC SERVICE A Do not hit the filter. If the filter becomes deformed, dust BCleaning the Inner Air Filter may enter into the air-conditioner, which may cause [CAB Type only] damage and malfunction. Remove the inner filter, and blow air from the direction opposite to the filter's normal air flow.

  • Page 111: Checking The Air Conditioner Condenser

    2. After draining reinstall the drain plug. 3. Fill with new KUBOTA SUPER UDT fluid up to the upper limit on the dipstick. (See "LUBRICANTS" in "MAINTENANCE" section (1) Drain plug and "DAILY CHECK"...

  • Page 112: Replacing Hydraulic Oil Filter

    8. Make sure that the transmission fluid doesn't leak past the seal on the filter. A To prevent serious damage to the hydraulic system, use only a KUBOTA genuine filter. (1) Drain plug (2) Drain plug (Both sides)

  • Page 113: Adjusting Front Axle Pivot [4Wd]

    22.5 lbf). (If the adjusting screw is tightened, loosened and retightened, apply liquid gasket to its tip.) Retighten the lock nut. Consult your local KUBOTA Dealer for further details. (1) Filling plug with dipstick (A) Oil level is acceptable...

  • Page 114: Every 1 Year

    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, consult your local KUBOTA Dealer for this service. BChecking the CAB Isolation Cushion [CAB Type only] Check the cushion for any breakage or fatigue.

  • Page 115: Anti-Freeze

    Call your adversely affecting the engine parts. local Poison Control Center or your local 7. Kubota's genuine long-life coolant has a service life of emergency number for further assistance. 2 years. Be sure to change the coolant every 2 years.

  • Page 116: Service As Required

    A Before replacing a blown fuse, determine why the fuse blew and make any necessary repairs. Failure to follow this procedure may result in serious damage to tractor electrical system. Refer "TROUBLESHOOTING" section of this manual or your local KUBOTA Dealer for specific information dealing with electrical problems.
  • Page 117 PERIODIC SERVICE [CAB Type] C Protected circuit B3150 / B3150SU [ROPS Type] FUSE CAPACITY Protected circuit Key Stop Flasher / Hazard Panel Brake Stop Lamp Glow Relay Head Light Panel / OPC Dynamo / ACC Relay Outlet (Right side) (10)

  • Page 118: Replacing Light Bulb

    PERIODIC SERVICE B3150 [CAB Type] BReplacing Light Bulb FUSE CAPACITY 1. Head lights. Protected circuit Take the bulb out of the light body and replace with a new one. Outlet (Rear) 2. Other lights Outlet (Front) Detach the lens and replace the bulb.

  • Page 119: Adding Window Washer Fluid

    A Do not disconnect any part of the refrigeration circuit of the air conditioning system. Consult your local KUBOTA Dealer for assistance and service. A shortage of refrigerant impairs the air-conditioner performance. Check the following points. If it is indicated that the amount of refrigerant is extremely low, ask your dealer to inspect and charge.

  • Page 120: Storage

    100 STORAGE STORAGE REMOVING THE TRACTOR FROM STORAGE To avoid personal injury or death: 1. Check the tire air pressure and inflate the tires if they A Do not clean the machine while the engine is are low. running. 2. Jack the tractor up and remove the support blocks A To avoid danger...

  • Page 121: Troubleshooting

    A Dirty radiator core or grille screens A Remove all trash. A Coolant flow route corroded A Flush cooling system. If you have any questions, consult your local KUBOTA Dealer. Trouble Operator's action Stop the engine and get it restarted. If the engine fails to restart or the indicator stays on, Engine not overheated, but engine warning indicator on.

  • Page 122: Power Train Trouble Shooting

    If an error code appears, immediately contact your local KUBOTA Dealer for repairs. (1) Master system warning indicator...

  • Page 123: Options

    OPTIONS OPTIONS Consult your local KUBOTA Dealer for further detail. A Rear Work Light. High visibility for night work. A Front end weights For front ballast A Mounting Kit (Front end weights) To mount Front end weights A Engine Block Heater...

  • Page 124: Appendices

    104 APPENDICES APPENDICES INDEX Engine Oil Level ..........75 Engine Side Cover ........74 3-point Hitch Lowering Speed .....51 Engine Start System ........79 Adjustment of Foldable ROPS ....23 Engine Valve Clearance......93 Air Cleaner Primary Element.......81 Evacuator Valve ..........76 Air Cleaner Primary Element and Fan Belt Tension .........83 Secondary Element........94 Fresh Air Filter..........90...
  • Page 125 APPENDICES Lifting Rod (Right, Ratchet type) ....47 Transport the Tractor Safely .......38 Light Bulb ............98 Treads ............57 Loader / Remote Control Valve Lever..53 Valve Lock...........53 Lubricating Grease Fittings ......78 Walk Around Inspection ......74 Lubricating Oil for New Tractors....21 Warm-up Transmission Oil at Lubricating Points ........98 Low Ambient Temperatures ......19 Movable Parts ..........77...

This manual is also suitable for:

B3150su

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