Kubota LA340 - User Manual

1AGAJBNAP0010
1703-0357
OPERATOR'S MANUAL
BX23S
LA340
BT603
MODELS
KUBOTACorporation
U.S.A. :KUBOTATRACTORCORPORATION
1000 KubotaDrive,Grapevine,TX 76051
Telephone: 888 - 4 KUBOTA
Canada :KUBOTACANADALTD.
5900  14 thAvenue,Markham,Ontario,L 3 S 4 K 4 ,Canada
Telephone:(
905 ) 294 - 7477
France :KUBOTAEUROPES.A.S
19 - 25 ,RueJulesVercruysse,Z.I.BP 88 , 95101 Ar㷅enteuilCedex,France
Telephone:(
33 ) 1 - 3426 - 3434
Italy :KUBOTAEUROPES.A.SItalyBranch
ViaGrandi,
29  20068 PeschieraBorrome(MI)Italy
Telephone:(
39 ) 02 - 51650377
Germany :KUBOTA(DEUTSCHLAND)GmbH
SenefelderStr.
3 - 5  63110 Rod㷅au/Nieder-Roden,Germany
Telephone:(
49 ) 6106 - 873 - 0
U.K. :KUBOTA(U.K.)LTD.
DormerRoad,Thame,Oxfordshire,OX
9  3 UN,U.K.
Telephone:(
44 ) 1844 - 214500
Spain :KUBOTAESPAÑAS.A.
AvenidaRecombaNo.
5 ,Poli㷅noIndustriallaLa㷅una,Le㷅anes, 28914 (Madrid)Spain
Telephone:(
34 ) 91 - 508 - 6442
Australia :KUBOTATRACTORAUSTRALIAPTYLTD.
25 - 29 PermasWay,Tru㷅anina,VIC 3029 ,Australia
Telephone:(
61 )- 3 - 9394 - 4400
Malaysia :SIMEKUBOTASDN.BHD.
No.
3 JalanSepadu 25 / 123 TamanPerindustrianAxis,
Seksyen
25 , 40400 ShahAlam,Selan㷅orDarulEhsanMalaysia
Telephone:(
60 ) 3 - 736 - 1388
Philippines :KUBOTAPHILIPPINES,INC.
232 QuirinoHi㷅hway,Baesa,QuezonCity 1106 ,Philippines
Telephone:(
63 ) 2 - 422 - 3500
Taiwan :SHINTAIWANAGRICULTURALMACHINERYCO.,LTD.
16 ,Fen㷅pin㷅 2 ndRd,TaliaoShian㷅Kaohsiun㷅 83107 ,TaiwanR.O.C.
Telephone:(
886 ) 7 - 702 - 2333
Indonesia :PTKUBOTAMACHINERYINDONESIA
TowerAatEi㷅htyEi㷅ht@KasablankaLantai
16
JalanRayaCasablankaKav. 88 ,Jakarta 12870 Indonesia
Telephone:(
62 )- 21 - 29568 - 720
Thailand :SIAMKUBOTACORPORATIONCO.,LTD.
101 / 19 - 24 Moo 20 ,NavanakornIndustrialEstate,TambonKhlon㷅nuen㷅,AmphurKhlon㷅luan㷅,
Pathumthani
12120 ,THAILAND
Telephone:(
66 ) 2 - 909 - 0300
Korea :KUBOTAKOREACO.,LTD.
41 - 27 ,Jayumuyeok-㷅il,Baeksan-myeon,Gimje-si,Jeollabuk-do,Korea
Telephone:(
82 )- 63 - 544 - 5822
India :KUBOTAAGRICULTURALMACHINERYINDIAPVT.LTD.
No.
15 ,MedavakkamRoad,Sholin㷅anallur,Chennai- 600119 ,T.N.,India
Telephone:(
91 ) 44 - 6104 - 1500
Vietnam :KUBOTAVIETNAMCO.,LTD.
LotB-
3 A 2 -CN,MyPhuoc 3 IndustrialPark,BenCatDistrict,BinhDuon㷅Province,Vietnam
Telephone:(
84 )- 650 - 3577 - 507
Code No. K2892-7121-3
AV. C. 3-3. -. K
©
KUBOTA Corporation 2016
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PRINTED IN U.S.A.

Summary

Abbreviation List

Abbreviations and Definitions

Lists common abbreviations used in the manual, aiding understanding of technical terms.

Universal Symbols

Tractor Symbols and Their Meanings

Explains various universal symbols found on tractor instruments and controls for user reference.

Foreword

Introduction to the Kubota Tractor

Welcomes the owner and highlights the tractor's quality and the manual's importance for proper use.

Safe Operation

Precautions Before Operating the Tractor

General safety advice, including knowing limitations, reading the manual, and paying attention to safety labels.

Precautions for CAB and ROPS

Recommends using CAB/ROPS and seat belts for safety, with guidelines for their use and maintenance.

Precautions for Operating the Tractor

Covers general safety rules for operating the tractor, including awareness of hazards and conditions.

Safety for Children

Highlights the risks associated with children around operating tractors and emphasizes keeping them away.

Precautions for Operating the Tractor on Slopes

Details safety measures and warnings for operating the tractor on slopes to prevent tip-overs.

Precautions for Driving the Tractor on the Road

Provides safety guidelines for operating the tractor on public roads, including SMV signs and lighting.

Precautions for Parking the Tractor

Outlines essential steps for safely parking the tractor, including brake engagement and securing the machine.

Precautions for Operating the PTO

Details safety instructions for operating the Power Take-Off (PTO) system and PTO-driven equipment.

Precautions for Using 3-Point Hitch

Safety advice for using the 3-point hitch with implements, including proper ballasting and connection.

Precautions for Servicing the Tractor

Safety guidelines to follow before performing maintenance or servicing on the tractor.

Safety Labels

Safety Labels of the Tractor

Identifies and explains various safety labels located on the tractor itself.

Safety Labels of the Loader

Identifies and explains safety labels specifically for the loader attachment.

Safety Labels of the Backhoe

Identifies and explains safety labels specific to the backhoe attachment.

Care for Safety Labels

Provides instructions on how to clean, maintain, and replace safety labels to ensure visibility.

Precautions of the Loader

Precautions Before Operating the Loader

Emphasizes reading manuals and using ROPS/seat belts for safe loader operation.

Precautions for Operating the Loader

Safety guidelines for operating the loader, including avoiding people under the bucket and careful movement.

Precautions After Operating the Loader

Procedures to follow after loader work is complete, including parking and securing the unit.

Precautions for Servicing the Loader

Safety advice for servicing the loader, including wearing goggles and avoiding working under supported devices.

Precautions of the Backhoe

Precautions Before Operating the Backhoe

Stresses reading manuals and checking mounting bolts for safe backhoe operation.

Precautions for Operating the Backhoe

Safety measures for backhoe operation, including keeping others away and operating on slopes.

Precautions of the Backhoe while Driving the Tractor on the Road

Safety advice for transporting the backhoe, including using SMV emblems and warning flashers.

Precautions for Servicing the Backhoe

Safety guidelines for servicing the backhoe, including relieving hydraulic pressure and using eye protection.

Servicing of Tractor, Loader, and Backhoe

Dealer Service

Information on dealer services and how to obtain parts and assistance.

Warranty of the Tractor

Details the terms and conditions of the Kubota Limited Express Warranty for the tractor.

Scrapping the Tractor and its Procedure

Outlines the correct procedures for taking the tractor out of service and disposing of it.

Specifications of the Tractor

Specification Table of the Tractor

Provides detailed technical specifications for the Kubota BX23S tractor.

Traveling Speeds Table

Lists the tractor's traveling speeds based on speed control pedal and gear shift lever positions.

Specifications of the Loader

Loader Specifications Table

Details technical specifications for the Kubota LA340 and LA340S loaders.

Bucket Specifications Table

Provides specifications for different bucket models, including width, depth, capacity, and weight.

Dimensional Specifications of the Loader

Lists various dimensional measurements of the loader attachment.

Operational Specifications of the Loader

Details operational capabilities like lift capacity, breakout force, and cycle times for the loader.

Loader Terminology

Defines key terms and components related to the loader attachment.

Specifications of the Backhoe

Backhoe Specifications

Provides a comprehensive overview of the backhoe attachment's specifications and dimensions.

Dimensions of the Backhoe

Lists detailed dimensional measurements for the Kubota BT603 backhoe.

Specifications Table of the Backhoe

Presents a table with digging forces, cycle times, and hydraulic cylinder specifications for the backhoe.

Lift Capacity of the Backhoe (per SAE J31)

Shows the backhoe's lift capacity at various reach points according to SAE definition.

Backhoe Terminology

Defines key terms and components related to the backhoe attachment.

Implement Limitations

Implement Limitation Tables

Important information regarding the use of implements with the tractor, including weight and width limits.

Implement Weight List

Lists the weight and maximum specifications for various compatible implements.

Instrument Panel and Controls

Instrument Panel, Switches, and Hand Controls

Identifies and explains the various switches and controls on the tractor's instrument panel.

Foot Controls and Hand Controls

Details the location and function of all foot pedals and hand controls for operating the tractor.

Accessory

Information on optional accessories, such as the 12V electric outlet and glove box.

Pre-Operation Check of the Tractor

Daily Check Items Before Operation of the Tractor

Lists essential daily checks to perform on the tractor before starting operation to prevent issues.

Pre-Operation Check of the Loader

Lubrication Before Operating the Loader

Instructions for lubricating all grease fittings on the loader before operation.

Checking the Transmission Fluid

Procedures for checking and adding transmission fluid to the tractor.

Weight of the Implements as the Rear Ballast

Guidelines on using implements as rear ballast for tractor stability, especially with heavy loads.

Check of the Tire Inflation Before Operating the Loader

Emphasizes checking tire inflation pressure before operating the loader.

Performing the Test Operation of the Loader

Steps for conducting a test operation of the loader to ensure proper function.

Removing Air from the Hydraulic System

Instructions for removing air from the hydraulic system after installation or maintenance.

Pre-Operation Check of the Backhoe

Checking of the Backhoe Before Operation

Key checks to perform on the backhoe before starting operation for safety and functionality.

Pre-Operating Instruction of the Backhoe

Instructions for ensuring the operator's seat and ballast are correctly set before backhoe operation.

Operating the Engine

Starting the Engine

Detailed steps and precautions for safely starting the tractor engine in various conditions.

Cold Weather Starting of the Engine

Specific procedures and tips for starting the engine in cold weather conditions.

Stopping the Engine

Outlines the correct procedure for stopping the tractor engine safely.

Warming Up of the Engine

Explains the importance of warming up the engine and transmission oil, especially in low temperatures.

Jump Starting the Engine

Provides step-by-step instructions and safety warnings for jump-starting the tractor battery.

Operating the Tractor

Operation of New Tractor

Guidance on operating a new tractor for the first 50 hours to ensure proper break-in and longevity.

Precautions for Getting On and Off the Tractor

Safety advice for mounting and dismounting the tractor to prevent accidents.

Operation of the Foldable ROPS

Instructions for safely raising, folding, and adjusting the Roll-Over Protective Structure (ROPS).

Starting the Tractor

Steps for preparing and starting the tractor, including seat adjustment and steering wheel positioning.

Stopping the Tractor

Procedures for safely stopping the tractor, including lowering implements and disengaging PTO.

Check During Driving

Cases to Stop the Engine Immediately

Identifies critical situations requiring the immediate shutdown of the engine while driving.

Check Items During Driving

Lists essential checks to perform while the tractor is in operation to ensure all systems are functioning.

Parking the Tractor

Parking Procedures

Details the correct steps for parking the tractor safely, including brake engagement and key removal.

Techniques for Operating the Tractor

Differential Lock

Explains how to engage and use the differential lock, including safety precautions.

Installing the Slow-Moving-Vehicle (SMV) Emblem to Operate the Tractor on a Road

Instructions for installing the SMV emblem and warning lamps for road operation.

Precautions for Operating the Tractor on Slopes and Rough Terrain

Safety measures for operating the tractor on slopes and uneven ground to prevent loss of control.

Precautions for Transporting the Tractor Safely

Guidelines for safely transporting the tractor, including loading, securing, and vehicle requirements.

Directions for Use of the Power Steering

Explains how to use the power steering system and its limitations.

Reversing the Operators Seat

Step-by-step guide on how to rotate the operator's seat for backhoe operation.

PTO (Power Take-Off)

PTO Operation

Covers the operation of the Power Take-Off (PTO) system, including select and clutch levers.

PTO Select Lever

Explains how to select the PTO speed (Mid, Mid-Rear, Rear) using the PTO select lever.

PTO Clutch Lever

Details the function of the PTO clutch lever for engaging and disengaging the PTO.

PTO Shaft Cover and PTO Shaft Cap

Safety instructions regarding the PTO shaft cover and cap to prevent injury.

Using the Stationary PTO

Procedures for using the PTO system while the tractor is stationary, such as with a chipper or pump.

PTO Drive Shaft

Information on the PTO drive shaft, including its design and adjustment.

Adjusting the Length of PTO Drive Shaft

Step-by-step instructions for adjusting the length of the PTO drive shaft.

3-Point Hitch and Drawbar

Overview of 3-Point Hitch and Drawbar

Provides a visual overview and identification of the 3-point hitch and drawbar components.

3-Point Hitch

Safety precautions and procedures for attaching and detaching implements to the 3-point hitch.

Hitch

Safety warning regarding pulling points for the hitch assembly to prevent tractor tipping.

Hydraulic Unit

3-Point Hitch Control System

Explains the operation of the hydraulic control lever for the 3-point hitch system.

Auxiliary Hydraulics

Information on connecting and disconnecting hydraulic hoses for implements like backhoes and mowers.

Mower Lift Linkage System

Details the function of the cutting height control dial for mid-mount mowers.

Tires, Wheels, and Ballast

Tires

Important safety warnings and recommendations regarding tire mounting and pressure.

Wheel Tread

Instructions for adjusting wheel tread, including jacking procedures and bolt tightening.

Ballast

Front Ballast

Guidelines for adding front ballast to the tractor for stability and traction, with weight limits.

Rear Ballast

Information on adding rear ballast, including liquid ballast in tires and rear wheel weights.

Operating the Loader

Precautions for Operating the Loader

General safety advice to avoid accidents when operating the loader, emphasizing proper techniques.

Precautions of the Backhoe

Safety precautions for operating the backhoe attachment to prevent tip-overs and ensure stability.

Techniques for Operating the Loader and the Tractor

Practical techniques for efficient loader operation, including bucket filling, lifting, and carrying loads.

How to Use the Quick Coupler

Front Remote Hydraulic Control System (if Equipped)

Instructions for installing and operating the front remote hydraulic control system for implements.

How to Use the Remote Control Coupler

Procedures for connecting and disconnecting remote control couplers safely.

Front Guard (Option for the Quick Attach Coupler)

How to Use the Front Guard (if Equipped)

Instructions for attaching and opening the front guard for the quick attach coupler.

Using the Attachments (if Equipped)

Attaching the Attachments (if Equipped)

Step-by-step guide on how to attach implements to the tractor's quick-attach coupler.

Detaching the Attachments (if Equipped)

Procedures for safely detaching implements from the quick-attach coupler.

Performing the Maintenance of the Attachments (if Equipped)

Guidance on maintaining attachments connected via the quick-attach coupler for optimal performance.

Attachments (Option for the Quick Attach Coupler)

Lists optional attachments available for the quick-attach coupler, such as buckets and blades.

Dismounting the Loader

How to Remove the Loader

Detailed, step-by-step instructions for safely removing the loader attachment from the tractor.

Storing the Loader

Procedures for properly storing the loader attachment after removal from the tractor.

Operating the Backhoe

Engine Speed When Operating the Backhoe

Recommendations for optimal engine speed when operating the backhoe for efficiency and performance.

Controls of the Backhoe

Explains the operation of the two-lever joystick system for controlling the backhoe functions.

Placing the Stabilizer

Instructions for correctly positioning the backhoe stabilizers for stability during operation.

General Backhoe Operation

Covers fundamental operating techniques for the backhoe, including digging and dealing with spoil.

Transporting of the Backhoe

Safety precautions and procedures for transporting the backhoe attachment.

Maintenance of the Tractor

Service Intervals

A comprehensive table outlining maintenance tasks and their recommended intervals based on operating hours.

Lubricants, Fuel, and Coolant for North American Market

Specifies the types and grades of lubricants, fuel, and coolant required for North American models.

Lubricants, Fuel, and Coolant for Other than North American Market

Details lubricant, fuel, and coolant requirements for regions outside North America.

Biodiesel Fuel (BDF)

Information and precautions regarding the use of biodiesel fuels in the tractor engine.

Periodic Service of the Tractor

How to Open the Front Guard and the Hood

Step-by-step instructions for safely opening the tractor's front guard and hood.

Daily Check of the Tractor

Essential daily checks to perform on the tractor before starting operation to ensure safety and performance.

Service of the Tractor Every 50 Hours

Lubricate Fittings with Grease

Details the lubrication points and frequency for grease fittings on the tractor.

Checking the Engine Start System

Instructions for testing the tractor's engine start system to ensure proper function.

Checking the OPC (Operator Presence Control) System

Procedures for checking the operator presence control system to ensure safety interlocks are active.

Checking the Wheel Bolt Torque

Guidelines for checking and maintaining the correct torque of wheel bolts for safety.

Service of the Tractor Every 100 Hours

Checking of the Battery

Instructions for checking the battery's condition, voltage, and charging requirements.

Cleaning the Air Cleaner Element

Step-by-step guide on how to clean the tractor's air cleaner element for optimal engine performance.

Checking the Fuel Filter

Procedures for inspecting the fuel filter for clogs or contamination to ensure proper fuel delivery.

Service of the Tractor Every 200 Hours

Replacing the Engine Oil Filter

Instructions for safely replacing the engine oil filter, including necessary precautions.

Changing the Engine Oil

Procedures for changing the engine oil, including draining, refilling, and disposal.

Replacing the Transmission Oil Filter

Steps for replacing the transmission oil filter to maintain the hydraulic system's efficiency.

Checking the Toe-in

Instructions for measuring and adjusting the front wheel toe-in for proper steering alignment.

Service of the Tractor Every 400 Hours

Adjusting the Front Axle Pivot

Procedures for adjusting the front axle pivot to prevent steering wheel vibration.

Changing the Transmission Fluid

Steps for draining and refilling the transmission fluid to ensure proper lubrication.

Cleaning the Transmission Strainer

Instructions for cleaning the transmission strainer during fluid changes to remove debris.

Changing the Front Axle Case Oil

Procedures for changing the oil in the front axle case for proper lubrication.

Service of the Tractor Every 800 Hours

Adjusting the Engine Valve Clearance

Information on adjusting engine valve clearance, typically requiring dealer service.

Service of the Tractor Every 1000 Hours or 1 Year

Replacing of the Air Cleaner Element

Guidance on replacing the air cleaner element at recommended intervals for engine health.

Service of the Tractor Every 1500 Hours

Checking the Injection Pressure of the Fuel Injection Nozzle

Information on checking fuel injection nozzle pressure, usually a dealer service task.

Service of the Tractor Every 2000 Hours or 2 Year

Flushing the Cooling System and Changing the Coolant

Procedures for flushing the cooling system and replacing the coolant to prevent overheating.

Service of the Tractor Every 3000 Hours

Checking the Injection Pump

Information on checking the injection pump, typically requiring dealer service.

Service of the Tractor Every 1 Year

Checking the Radiator Hoses and the Hose Clamps

Instructions for inspecting radiator hoses and clamps for leaks or damage.

Checking the Power Steering Line

Procedures for checking the power steering lines for tightness and damage.

Checking the Fuel Lines

Emphasizes periodic checks of fuel lines for wear and aging to prevent fuel leaks.

Checking the Intake Air Line

Instructions for checking the intake air line and clamps for proper condition.

Checking the Engine Breather Hose

Information on checking the engine breather hose, often requiring dealer service.

Service of the Tractor Every 4 Year

Replacing the Radiator Hose (Water Pipes)

Instructions for replacing radiator hoses to prevent coolant leaks and overheating.

Replacing the Power Steering Hose

Procedures for replacing power steering hoses to maintain system integrity.

Replacing the Fuel Hose

Guidance on replacing fuel hoses to prevent fuel leaks and fire hazards.

Replacing the Engine Breather Hose

Information on replacing the engine breather hose, potentially requiring dealer service.

Replacing the Intake Air Line

Instructions for replacing the intake air line to ensure proper air supply to the engine.

Service of the Tractor as Required

Bleeding the Fuel System

Procedures for removing air from the fuel system after maintenance or if the tank is empty.

Replacing the Fuse

Instructions for replacing blown fuses and troubleshooting electrical issues.

Replacing the Light Bulb

Guidance on replacing various light bulbs on the tractor, including headlights and taillights.

Maintenance of the Loader

Daily Checking the Loader

Essential daily checks for the loader attachment to ensure safe and proper operation.

Service of the Loader Every 10 Hours

Lubrication schedule for the loader, recommending specific high-quality grease.

Service of the Loader Every 20 Hours to 30 Hours

Instructions for re-tightening loader hardware after initial operation to ensure structural integrity.

Service of the Loader Every 50 Hours

Procedures for checking the torque of bolts and nuts on the loader's main frame.

Maintenance of the Backhoe

Checking the Backhoe Daily

Essential daily checks for the backhoe attachment, focusing on hydraulic system and hardware.

Service of the Backhoe Every 10 Hours

Lubrication schedule for the backhoe, recommending specific high-quality grease.

Service of the Backhoe Every 50 Hours

Instructions for checking the bolt torque of the backhoe's sub frame for structural integrity.

Service of the Bucket

Procedures for changing the backhoe bucket and servicing the bucket teeth.

General Torque Specification

American Standard Cap Screws

Torque specifications for American standard cap screws (UNC/UNF) based on SAE grade.

Metric Cap Screws

Torque specifications for metric cap screws based on property class and size.

Storage of the Tractor

Storing the Tractor

Comprehensive procedures for storing the tractor for extended periods to ensure readiness.

Removing the Tractor from Storage

Steps to follow when taking the tractor out of storage and preparing it for operation.

Removing the Loader

How to Remove the Loader

Detailed, step-by-step instructions for safely removing the loader attachment from the tractor.

Storing the Loader

Procedures for properly storing the loader attachment after removal from the tractor.

Reinstalling the Loader

How to Reinstall the Loader

Comprehensive, step-by-step guide for safely reinstalling the loader attachment onto the tractor.

Adjusting the Height of the Lifting Stand

Instructions for readjusting the lifting stand height if it does not hook or fold correctly.

Removing the Backhoe

How to Remove the Backhoe

Detailed, step-by-step instructions for safely removing the backhoe attachment from the tractor.

Storing the Backhoe

Procedures for properly storing the backhoe attachment after removal from the tractor.

Reinstalling the Backhoe

How to Remove the Backhoe

Detailed, step-by-step instructions for safely reinstalling the backhoe attachment onto the tractor.

Troubleshooting

Engine Troubleshooting

A guide to diagnosing and correcting common engine problems and their causes.

Options

Option Items

Lists available optional items for the tractor, such as tires, block heaters, and work lights.

Kubota LA340 Specifications

General

Brand	Kubota
Model	LA340
Category	Tractor
Language	English