Kubota KX033-4 Operator's Manual
  1. Manuals
  2. Brands
  3. Kubota Manuals
  4. Excavators
  5. KX033-4
  6. Operator's manual

Kubota KX033-4 Operator's Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

PRINTED IN JAPAN
K
X
0
3
3
English (U.S.A.)
Code No. RC488-8121-1
4
©
KUBOTA Corporation 2016
OPERATOR'S MANUAL
MODEL
1BAAACGAP0010.eps
1BAAACGAP0010
READ AND SAVE THIS MANUAL
033-4
1BAAACGAP0020.eps
1BAAACGAP0020

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the KX033-4 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Kubota KX033-4

Summary of Contents for Kubota KX033-4

  • Page 1 OPERATOR'S MANUAL MODEL 033-4 1BAAACGAP0010.eps 1BAAACGAP0020.eps English (U.S.A.) 1BAAACGAP0010 1BAAACGAP0020 Code No. RC488-8121-1 READ AND SAVE THIS MANUAL PRINTED IN JAPAN © KUBOTA Corporation 2016...
  • Page 2 Other states or federal areas may have similar laws. KX033-4 AV . B . 4 - 4 . 4 . AK...
  • Page 3 GENERAL SYMBOLS The instruments and operation elements have been marked with a series of symbols in order to simplify the operation of excavator. These symbols are listed below with the respective descriptions. Safety alert Symbol Boom swing (left) Warning lamp ''Fuel level too low'' Boom swing (Right) System lamp Dozer raise...
  • Page 4 FOREWORD You are now the proud owner of a KUBOTA Excavator. This excavator 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 excavator, please read this manual carefully.

  • Page 5: Table Of Contents

    CONTENTS SAFE OPERATION .................... DEALER SERVICE...................... 1 TECHNICAL DATA...................... 3 DESCRIPTION OF MACHINE PARTS................ 4 INSTRUMENT PANEL AND CONTROL ELEMENTS..........5 CHECKS BEFORE START ..................7 DAILY CHECKS....................... 7 CHECKING THE DEVICES ..................7 Starter Switch ........................7 Display Selector Switch ....................8 LCD for Normal Operation ....................
  • Page 6 CONTENTS CHECK POINTS AFTER STARTING THE ENGINE ..........26 STOPPING THE ENGINE..................27 Engine Stop Button......................27 Precautions in case of Overheat..................27 EXCAVATOR OPERATION ..................28 RUNNING-IN OF THE NEW EXCAVATOR............28 Do not Work with Full Engine Rpm's or Full Loads during the First 50 Working Hours.. 28 Oil Change in the Run-in Stage ..................
  • Page 7 CONTENTS DAILY CHECKS..................... 58 Checking Coolant Level....................58 Checking Fuel Level ....................... 58 Checking Engine Oil Level....................59 Checking Hydraulic Oil Level..................59 Checking V-belt ......................60 Checking Radiator and Oil Cooler .................. 60 Checking Washer Liquid....................61 Checking and Cleaning Engine and Electrical Wiring............. 61 Washing Whole Machine ....................
  • Page 8 CONTENTS Checking Injection Pump ....................75 ANNUAL SERVICING.................... 75 Electrical Wiring and Fuses .................... 75 Checking the Electrical Circuit ..................75 Checking Air-Conditioner Pipes and Hoses..............75 BIENNIAL SERVICING ..................75 Replacing Air-Conditioner Pipes and Hoses..............75 Replacement of Radiator Hoses and Hose Clamps ............76 Changing Radiator Coolant ....................
  • Page 9 7. Study control lever pattern A and pattern B. Then 3. For your safety, a ROPS/OPG (Top Guard Level I) choose the one which is most familiar. with a seat belt is installed by KUBOTA. A ROPS: Roll-Over Protective Structure Familiarize yourself with the pattern selected by A OPG (Top Guard Level I): Operator Protective operating the unit slowly and at low engine speed.
  • Page 10 20. Install protective guards on the excavator when working in areas where objects may fall or be thrown. The top guard and front guard are available for this machine. Consult your KUBOTA dealer for details.
  • Page 11 SAFE OPERATION C Working OPERATING THE EXCAVATOR 1. Do not operate or idle engine in a non-ventilated area. Carbon monoxide gas is colorless, odorless, and Operator safety is a priority. Safe operation, specifically deadly. If you experience the initial symptoms of low to with respect to overturning hazards, entails understanding moderate co poisoning, which include the following, the equipment and environmental conditions at the time of...
  • Page 12 SAFE OPERATION 8. When towing the excavator or pulling a load, the load 7. Use extra caution when backing up. Look behind and must be less than the strength of the towing line down to make sure the area clear before moving. attached to excavator.
  • Page 13 SAFE OPERATION SAFE LOADING AND TRANSPORT OF MAINTENANCE THE EXCAVATOR Before doing maintenance work on the excavator, place the machine on a firm, flat and level surface, lower the 1. Observe all regulations concerning the transport of excavators on public roads. attachments to the ground, stop the engine, release 2.
  • Page 14 12. Observe all laws and regulations concerning the 18. Inspect ROPS / OPG (Top Guard Level I) for damage disposal of used oil, coolants, solvents, hydraulic and if damage is found contact your KUBOTA dealer fluids, battery acids and batteries. for repair.
  • Page 15 SAFE OPERATION A Inspect all fuel lines and hydraulic hoses for wear or for deterioration. Replace them immediately if they begin to leak. A Examine electrical wiring and connectors frequently for damage. Repair any wires that are loose or frayed before operating the machine.
  • Page 16 SAFE OPERATION 6. DANGER, WARNING AND CAUTION LABELS...
  • Page 17 SAFE OPERATION...
  • Page 18 SAFE OPERATION...
  • Page 19 SAFE OPERATION...
  • Page 20 SAFE OPERATION...
  • Page 21 SAFE OPERATION...
  • Page 22 2. Clean danger, warning and caution labels with soap and water, and dry with a soft cloth. 3. Replace damaged or missing danger, warning and caution labels with new labels from your 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 23: Safe Operation

    DEALER SERVICE DEALER SERVICE Your KUBOTA dealer is always ready to help so that your excavator offers the best performance. After having carefully read these instructions, you will realize that much of the routine maintenance can be done by yourself.
  • Page 24 DEALER SERVICE (1) Engine serial No.

  • Page 25: Technical Data

    TECHNICAL DATA TECHNICAL DATA KUBOTA EXCAVATOR Model name KX033-4 Angle Blade Type Type Canopy Canopy 3368 3514 3532 3678 Operating weight (including operator's) kg (lbs.) (7426) (7748) (7788) (8110) Type Water cooled 4 cycle diesel engine with 3 cylinder D1703-M-DI-...

  • Page 26: Description Of Machine Parts

    DESCRIPTION OF MACHINE PARTS DESCRIPTION OF MACHINE PARTS DEPICTED CONTENTS (1) Bucket cylinder (6) Swing bracket (11) Boom cylinder (16) Drive sprocket (2) Arm (7) Arm cylinder (12) Dozer cylinder (17) Track roller (3) Bucket link 2 and 3 (8) Canopy (13) Dozer blade (18) Front idler (4) Bucket link 1...

  • Page 27: Instrument Panel And Control Elements

    INSTRUMENT PANEL AND CONTROL ELEMENTS INSTRUMENT PANEL AND CONTROL ELEMENTS B Instrument Panel, Switch (1) LCD (3) Travel speed switch (5) Throttle potentiometer (7) Auto idle control switch (2) Horn switch (4) Starter switch (6) Light switch (8) Angle blade control switch *Angle blade type only (9) One way hold switch Ref.
  • Page 28 INSTRUMENT PANEL AND CONTROL ELEMENTS B Control Pedals and Levers (1) Drive lever (left) (3) Boom swing pedal (5) Attachment control lever (right) (7) Drive pedal (left) (2) Attachment control lever (left) (4) Drive lever (right) (6) Dozer control lever (8) Drive pedal (right) *Angle blade type Ref.

  • Page 29: Checks Before Start

    Check the condition of the safety and warning labels. (See "DANGER, WARNING AND CAUTION LABELS" in "SAFE OPERATION" section.) Inspect ROPS / OPG (Top Guard Level I) for damage and if damage is found, contact your KUBOTA dealer for repair. (1) Starter switch (A) STOP...

  • Page 30: Display Selector Switch

    CHECKS BEFORE START BDisplay Selector Switch BLCD for Normal Operation C Fuel gauge Press the display selector switch while the engine is running. The LCD meter display will change from one indication mode to the other. Change the two-mode display according to your jobs. To avoid personal injury or death: A Before adding fuel, be sure to stop the engine.
  • Page 31 CHECKS BEFORE START C Fuel supply C Coolant Temperature Gauge The following functions are helpful when adding the fuel. The fueling progress can be monitored by a buzzer sound. Procedure To avoid personal injury or death: 1. Press the user setting switch(switch 1) or the display A Do not open the radiator cap during or just after selector switch(switch 5) on the meter with the key operation.
  • Page 32 CHECKS BEFORE START C Overheat warning C Hour-meter 1. If the coolant temperature becomes too high, the Indicates the total operating hours of the machine. message "Water temp is Rising" appears onscreen for a certain period of time. The LCD then gets back to How the indicator works normal, but the coolant temperature sensor marker A The meter advances one hour after an hour of...

  • Page 33: Warning Lamp

    A If any warnings and problems are displayed, an alarm buzzer will beep. (See "LIST OF SCREENS" section for detail.) A Consult your local KUBOTA dealer from details concerning care and maintenance. (1) Charging lamp (1) Warning lamp (red, yellow)
  • Page 34 CHECKS BEFORE START C Engine oil pressure low warning C Information When the engine oil pressure drops too low, the lamp (red) starts flashing and the following message appears in the display. Immediately stop the engine and check the engine oil level.

  • Page 35: Setting The Clock

    By pressing the switch 4, the year, month, day, hour and minute will be selected in this order. Select an item to readjust. A If you have any question, consult your local KUBOTA Dealer. BSetting the Clock 1.

  • Page 36: Reordering The Year/Month/Day And Changing The Am/Pm System To The 24-Hour One

    CHECKS BEFORE START [Status after setting the clock] BReordering the year/month/day and Changing the AM/PM System to the 24- hour One 1. On the user setting screen, select "Various Settings". (1) Switch 5 A Be careful not to accidentally press the switch 5 on the clock setting screen.

  • Page 37: Log Record

    CHECKS BEFORE START 3. Press the switch 5 and the following detailed screen 2. Press the switch 1 to make the menu appear shows up. onscreen. 3. Press the switch 2 and 3 to select the log record. Fix this choice with the switch (Switch 5).

  • Page 38: Periodic Check

    CHECKS BEFORE START BPeriodic Check BIf All the Check Points are not Displayed at a Glance on a Single Screen The following message appears on the LCD 10 hours before a periodic check. 1. Press the switch 4. 2. Each time the switch 2 or 3 is pressed, the check points scrolled up or down.
  • Page 39 CHECKS BEFORE START C Service hour meter When the hour meter reaches the hours circled in the maintenance list below, a message appears. The message shows up as follows. Hour meter indicator Check points Measures Intervals 1000 2000 every 500 hrs Engine oil (CF-4) or every 1 year change...

  • Page 40: When The Check-Up Is Completed

    CHECKS BEFORE START BWhen the Check-up is Completed BLight Switch When the check-up is completed, perform the following procedure to make the Periodic Check disappear from the When the starter switch is in position "RUN", the working screen. light(s) and CAB light(s) will be switched on by pressing 1.

  • Page 41: Auto Idle Control Switch

    CHECKS BEFORE START BAuto Idle Control Switch BTravel Speed Switch The switch is used to enable and disable the auto idle Travel speed will increase when this switch is pushed control. down. Switching the dual travel speed: A Enable: Press the auto idle control switch. When 1.

  • Page 42: Cab Type Machines

    CHECKS BEFORE START CAB TYPE MACHINES A The travel speed automatically changes into first BWiper/Washer Switch speed (low speed) when the drive resistance increases while traveling second speed (high speed). To engage the wiper, turn on the switch for the wiper when Thereafter, when the resistance decreases, it returns the starter key is in the "RUN"...

  • Page 43: Opening/Closing Of Cab Door

    CHECKS BEFORE START 2. Hold the grips tightly with both hands. Pull the grip BOpening/Closing of CAB Door slightly upward and toward yourself to let the windshield slide inward. 1. Unlock the CAB door and pull the knob. Open the CAB 3.

  • Page 44: Air Conditioner

    CHECKS BEFORE START AIR CONDITIONER BAir Flow Air in the CAB and fresh air introduced into the CAB flow as shown in the figure. Adjust the five air outlet ports to obtain the desired condition. (C) "FRESH AIR INLET" A Do not allow water to enter the fresh air port while washing the excavator.

  • Page 45: Control Panel

    CHECKS BEFORE START BControl Panel C Defrosting or demisting To defrost or demist the windshield, take the following steps. 1. Open the front air outlet and direct it to the windshield. 2. Set the blower switch and the temperature control dial the "3"...

  • Page 46: Operation Of The Engine

    OPERATION OF THE ENGINE OPERATION OF THE ENGINE Start the engine in the following manner: 1. Before starting the engine, make sure that all control levers are in the neutral positions. To avoid personal injury or death: A Read "SAFE OPERATION" at the beginning of this operator's manual.

  • Page 47: Starting The Engine Under Cold Conditions

    OPERATION OF THE ENGINE 4. Set the starter key to the "RUN" position. Hold the key A If you keep the pilot control lock lever at "UNLOCK" at this position until the " " mark on the display panel and try to start the engine, "Up Lever Lock" appears disappears.

  • Page 48: Starting With An Auxiliary Battery

    A The engine rpm's increases or decreases suddenly. A Sudden abnormal noises are heard. A Exhaust is black. A Warning lamp for engine oil lights up during operation. A In these cases, the excavator must be checked and serviced by your local the KUBOTA dealer.

  • Page 49: Stopping The Engine

    OPERATION OF THE ENGINE STOPPING THE ENGINE BPrecautions in case of Overheat To avoid personal injury or death: A Do not keep the bucket or dozer in an elevated To avoid personal injury or death: A Do not open the radiator cap during operation position, as a person could accidentally touch or just after shut-down.

  • Page 50: Excavator Operation

    EXCAVATOR OPERATION EXCAVATOR OPERATION RUNNING-IN OF THE NEW EXCAVATOR BAdjusting the Operator's Seat The operation and care of the new excavator influences its life span. Your new excavator has been carefully checked and tested before leaving the factory. In spite of this, all movable components must run-in during the first To avoid personal injury or death: A Make sure that the seat is completely secured...

  • Page 51: Seat Belt

    EXCAVATOR OPERATION BSeat Belt BPilot Control Lock Lever To avoid personal injury or death: To avoid personal injury or death: A Always use the seat belt with a ROPS/OPG (Top A To avoid injuries, check safety aspects all Guard Level I) protection structure. Adjust the around the excavator.

  • Page 52: Driving

    EXCAVATOR OPERATION A Recommended technique for working on a DRIVING slope. To avoid personal injury or death: A Before starting the engine, make sure that no one is near the excavator. A Before operating the excavator, check the track direction. (Front idler and dozer blade to the front of the excavator).

  • Page 53: Drive Levers (Right,Left)

    EXCAVATOR OPERATION 3. Activate the dozer control lever to raise the dozer. TURNS To avoid personal injury or death: A Do not change direction on steep slopes, or the excavator could tip over. A Before changing direction, beware of people in the work area.

  • Page 54: Spin Turn

    EXCAVATOR OPERATION 2. While travelling backward, bring the left drive lever into 2. Pull the left drive lever backward; the neutral position; the excavator will turn in the direction of the arrow of the excavator will turn in the direction of the arrow of the illustration below.

  • Page 55: Up And Downhill Driving

    While traveling uphill, keep the lower edge of the bucket approx. 20 to 40 cm (8 to 16 in.) above the ground. Although the KUBOTA excavator will not slip easily because of the tracks, it is safer to let the bucket slide over the ground while traveling downhill.

  • Page 56: Two Pattern Selection System (Tpss)

    EXCAVATOR OPERATION TWO PATTERN SELECTION SYSTEM (TPSS) To avoid personal injury or death: A Study control lever pattern A and pattern B. Then choose the one which is most familiar. A Position the pattern selector lever (located on the right side of operator's seat) in either the lower position (Pattern A) or the upper position (Pattern B).

  • Page 57: Operation Of The Boom

    EXCAVATOR OPERATION OPERATION OF THE BOOM OPERATION OF THE ARM To raise the boom, pull the attachment control lever back. Pull back the attachment control lever and the arm will be The boom is equipped with a cushion cylinder which helps pulled in.

  • Page 58: Operation Of The Bucket

    EXCAVATOR OPERATION OPERATION OF THE BUCKET BUnit Swing Operation To dig using the bucket, move the right attachment control 1. Move the control lever to the left and the upper lever from the neutral position, left. Moving the control structure will turn to the left. lever right, moves the bucket outwards and empties its 2.

  • Page 59: Auxiliary Port Operation

    EXCAVATOR OPERATION AUXILIARY PORT OPERATION The auxiliary port enable switch is used to operate hydraulic attachment such as hammers. BSelecting the Action Modes The AUX port has been factory-set to three action modes. You can select one of them. Up to five action modes can be preset.

  • Page 60: Aux Port Handling Procedure

    EXCAVATOR OPERATION C Checking the settings of each action mode When an action mode is selected and the " " mark BAUX Port Handling Procedure appears at the lower right of the icon, the flow volume 1. Turn the starter key to the "RUN" position. setting gets displayed by pressing the switch 4.
  • Page 61 EXCAVATOR OPERATION 3. Push the AUX port enable switch (switch 3). A Proportional control of the AUX port knob allows for slow-to-fast movement of attachment. Example; If you move the AUX port knob halfway, the attachment will move at approximately one-half speed. C One way hold Press the one way hold switch of the right attachment control lever, and the oil continues to flow through the...

  • Page 62: Setting The Maximum Flow Volume

    EXCAVATOR OPERATION 3. Each time the switch 5 is pressed, the mode number BSetting the Maximum Flow Volume changes. Select your desired setting mode number. The AUX port has been factory-set to three action modes 1, 2 and 3. The action modes 4 and 5 can also be preset. C How to make the settings 1.
  • Page 63 EXCAVATOR OPERATION 5. Each time the switch 2 or 3 is pressed, the icon A There is no relationship between the icons and the changes. Select your desired icons. flow control settings. Select icons to suit the images of attachments to be connected. A In an action mode with the disable icon preset, such action mode is skipped even if selected.
  • Page 64 EXCAVATOR OPERATION 6. Set the maximum flow volume for each AUX port. 7. Press the switch 2 or 3 to preset the maximum flow Press the switch 4 to move the setting cursor (arrow volume. mark) to the port 2 position of Thumb port at the right. Set the bar to the highest level, and the flow volume will be maximized.
  • Page 65 EXCAVATOR OPERATION 8. Go back to Step 3 to make settings for the next action mode. When all the settings of all the action modes have been made, press the switch 1 to return to the normal screen. (1) Switch 1 C AUX port MAX.
  • Page 66 EXCAVATOR OPERATION...

  • Page 67: How To Release Pressure Trapped In The Hydraulic System

    EXCAVATOR OPERATION HOW TO RELEASE PRESSURE TRAPPED 3. Make sure that the flow volume in all the AUX ports is not minimized. IN THE HYDRAULIC SYSTEM If the pressure is removed after minimizing the flow volume in the AUX port, release pressure is not removed completely and the hose coupler may be unable to connect and disconnect.

  • Page 68: Angle Blade Operation

    EXCAVATOR OPERATION 4. Move the AUX port knob mounted to the operating ANGLE BLADE OPERATION lever to the right to release pressure in the AUX port. To avoid personal injury or death: A Never jack up or lift the machine with the angle blade placed at an angle.

  • Page 69: 1-Way Or 2-Way Circuit Selection Valve Operation

    EXCAVATOR OPERATION 1-way or 2-way CIRCUIT SELECTION VALVE OPERATION To avoid personal injury or death: A selection valve which selects 1-way or 2-way circuit of A Stop the engine before removing/changing the service port has been installed on the hydraulic tank. equipment.

  • Page 70: Important Information On Excavator Operation

    EXCAVATOR OPERATION A Avoid collisions! A It is possible that the auto idle may not function until When moving the excavator, pay attention that the hydraulic oil warms up in the cold weather. Therefore dozer does not collide with obstructions such as it is not recommended that the Auto Idle be activated boulders, etc.

  • Page 71: Transporting The Excavator On A Vehicle

    TRANSPORTING THE EXCAVATOR ON A VEHICLE TRANSPORTING THE EXCAVATOR ON A VEHICLE B Transporting on a Truck To avoid serious injury or death: A No directional changes should be made when the excavator is on the ramp. Should a change To avoid personal injury or death: of direction be necessary, drive off the ramp A After loading the machine on the truck, lower...
  • Page 72 TRANSPORTING THE EXCAVATOR ON A VEHICLE 3. For additional safety, use blocks or supports under the ramps and the bed. (1) Chain (2) Block B Towing the machine 4. Completely align the ramps and the tracks and then drive the excavator slowly up the ramps. After ensuring that the tracks are completely on the bed, swing the upper body around to the back of the To avoid personal injury or death:...

  • Page 73: Lifting Of The Excavator

    LIFTING OF THE EXCAVATOR LIFTING OF THE EXCAVATOR (3) Raise the boom and get the bucket and arm in their crowded position. Next set the pilot control lock lever to the "LOCKED" position. To avoid serious injury or death: (4) With the boom not swinging, set the swing pedal A The correct instructions for safe handling are to the neutral position, place the pedal cover and described...
  • Page 74 LIFTING OF THE EXCAVATOR 2. Attaching the steel cables or straps. 4. Lifting (1) Always hook the excavator at three points. (one (1) Lift slowly and safely on the boom and left and right of the dozer) (2) Do not enter the excavator area when lifting. (2) Always use a shackle on each lifting hole when (3) Lift the excavator horizontally.

  • Page 75: Maintenance

    MAINTENANCE MAINTENANCE MAINTENANCE INTERVALS Hour meter indicator Ref. Check points Measures Interval page check Daily check Coolant change every 2 years Fuel check Daily check check Daily check Engine oil every 500 hrs change or every 1 year check Daily check Hydraulic oil change every 1000 hrs...
  • Page 76 MAINTENANCE Hour meter indicator Ref. Check points Measures Interval page 1000 check Daily check Coolant change every 2 years Fuel check Daily check check Daily check Engine oil every 500 hrs change or every 1 year check Daily check Hydraulic oil change every 1000 hrs Bucket and bucket...
  • Page 77 *4 Consult your local KUBOTA dealer for this service. A The items listed above (@ marked) are registered as emission related critical parts by KUBOTA in the U.S.EPA non- road emission regulation. As the engine owner, you are responsible for the performance of the required...

  • Page 78: Opening And Closing Of Covers

    MAINTENANCE OPENING AND CLOSING OF COVERS BOpening/Closing of the Side Cover BOpening/Closing of the Engine Hood 1. Open the engine hood first. 2. Raise the catch lever to unlock the side cover. 3. Push the side cover all the way forward, and it will be held by a stopper.

  • Page 79: Where To Store The Tool

    MAINTENANCE BWhere to store the Tool BWhere to store the Grease Gun [CANOPY type] [CANOPY type] The tool box is located under the seat. The grease gun is located under the seat. (1) Box for storage (1) Grease gun [CAB type] [CAB type] The tool box is located under the CAB door.

  • Page 80: Daily Checks

    MAINTENANCE DAILY CHECKS A Do not fill the recovery tank over the "FULL" marking. A Do not fill with dirty or salty water. To avoid personal injury or death: A When operating, keep hands and body inside BChecking Fuel Level of the ROPS / OPG (Top Guard Level I) protective envelope.

  • Page 81: Checking Engine Oil Level

    MAINTENANCE BChecking Engine Oil Level To avoid personal injury or death: A Stop the engine and remove the key before checking the oil level. A Use engine oil with the correct viscosity. (according to the outside temperature) A After stopping the engine and remove the key, wait 5 minutes, then check oil level.

  • Page 82: Checking V-Belt

    MAINTENANCE BChecking V-belt To avoid personal injury or death: A Stop the engine and remove the key before checking the V-belt. A Check the V-belt for cracks and proper tension. (See "Adjusting V-belt Tension" in "REGULAR CHECKS MAINTENANCE WORK" section.) BChecking Radiator and Oil Cooler (1) Radiator To avoid personal injury or death:...

  • Page 83: Checking Washer Liquid

    MAINTENANCE BChecking Washer Liquid BGreasing Front Attachments (without If the windows washer is switched on with the washer liquid tank empty, the motor may be damaged. Always Bucket Pin and Boom Swing Fulcrum) keep the tank filled. To avoid personal injury or death: A First lower all attachments on the ground then stop the engine and remove the key.

  • Page 84: Greasing Bucket Pin

    MAINTENANCE BGreasing Bucket Pin Grease the marked grease fittings shown by arrows in the illustration below. (1) Dozer cylinder boss (2) Dozer linkage pin BGreasing Boom Swing Fulcrum Grease the marked grease fittings shown by arrows in the illustration below. (1) Angle pin (2) Angle cylinder boss...

  • Page 85: Regular Checks And Maintenance Work

    REGULAR CHECKS AND MAINTENANCE WORK REGULAR CHECKS AND MAINTENANCE WORK BDraining Water Separator [Checking and Draining] To avoid personal injury or death: A When operating, keep hands and body inside Water and dirt contained in fuel will settle down in the of the ROPS/OPG (Top Guard Level I) water separator.

  • Page 86: Checking Battery Condition

    REGULAR CHECKS AND MAINTENANCE WORK In case of non-refillable type, if the indicator turns BChecking Battery Condition white, do not quick charge the battery but replace it with new one. To avoid the possibility of a battery explosion: Mishandling the battery shortens the service life and adds For refillable type battery, follow the instructions to maintenance costs.

  • Page 87: Greasing Swing Bearing Teeth

    REGULAR CHECKS AND MAINTENANCE WORK C Battery Charging Battery Type Volts (V) Capacity GP24 (80D26R) 55 (at 5H.R(A.H)) To avoid personal injury or death: Reserve Cold Normal A When the battery is being activated, hydrogen Battery Type Capacity Cranking Charging and oxygen gases in the battery are extremely (min) Amps...

  • Page 88: Every 200 Service Hours

    REGULAR CHECKS AND MAINTENANCE WORK C Checking and adjustment of the fan belt tension EVERY 200 SERVICE HOURS 1. Press the fan belt in the middle, with a force of approx. Do all 50 and 100 hour servicing at the same time. 58.8 to 68.6 N (6 to 7 kgf, 13.2 to 15.4 lbf).

  • Page 89: Checking Radiator Hoses And Clamps

    REGULAR CHECKS AND MAINTENANCE WORK BInspection and Cleaning Air Filter Element BChecking Radiator Hoses and Clamps Open the engine hood and remove the dust-cover. Take out only outer element, clean the element, case interior and reassemble. During reassembly, take care to install the dust-cover so that its TOP mark (arrow) faces up- To avoid personal injury or death: wards.

  • Page 90: Air Filter Maintenance

    REGULAR CHECKS AND MAINTENANCE WORK BAir Filter Maintenance BChecking Fuel Line and Intake Air Line 1. Check to see that all lines and hose clamps are tightened and not damaged. 2. If hoses and clamps are found worn or damaged, To avoid personal injury or death: replace or repair them at once.

  • Page 91: Air Conditioner

    REGULAR CHECKS AND MAINTENANCE WORK AIR CONDITIONER BCleaning Air Filter Open the cover and remove the filter cover, remove the air filter. (1) Filter (A) "AIR-CONDITIONER AIRFLOW" A Pressure of compressed air must be under 205 kPa (2.1 kgf/ , 30 psi). A If the filter is very dirty, replace the air filter.

  • Page 92: Every 500 Service Hours

    REGULAR CHECKS AND MAINTENANCE WORK EVERY 500 SERVICE HOURS 3. Fill up with new oil through the filling port to the specified level. Do all 50, 100 and 250 hour servicing at the same time. BChanging Engine Oil (Change the engine oil every 500 hours, or every 1 year in the case that service hour is less than 500 hours)

  • Page 93: Replacing Engine Oil Filter Cartridge (Replace The Engine Oil Filter Cartridge Every 500 Hours,Or Every 1 Year In The Case That Service Hour Is Less Than 500 Hours)

    REGULAR CHECKS AND MAINTENANCE WORK BReplacing Engine Oil Filter Cartridge BDrive unit Oil Change(First Oil Change of (Replace the engine oil filter cartridge the 50 hours) every 500 hours,or every 1 year in the case that service hour is less than 500 hours) To avoid personal injury or death: A Lower all attachments to the ground, stop the...

  • Page 94: Replacing Fuel Filter Cartridge

    A Always check the oil level when replacing the filter. BReplacing Breather Filter See "Replacing Hydraulic Return Filter Element" in "EVERY 500 SERVICE HOURS" section. BReplacing Fan Belt Consult your local KUBOTA dealer for this service.

  • Page 95: Every 1000 Service Hours

    REGULAR CHECKS AND MAINTENANCE WORK EVERY 1000 SERVICE HOURS Do all 50, 100, 200, 250 and 500 hour servicing at the BHydraulic Oil Change (Including same time. Replacing of the Suction Filter in the Hydraulic Tank) BReplacing the Hydraulic Pilot Filter Element To avoid personal injury or death: A Wait long enough for the hydraulic fluid to cool...

  • Page 96: Hydraulic Oil Check With Hydraulic Hammers

    REGULAR CHECKS AND MAINTENANCE WORK BHydraulic Oil Check with Hydraulic Hammers The hydraulic oil change after 1000 operating hours in the operator's manual is based on normal excavator work. Following inspection measures are valid when hydraulic hammers are used: 1. Changing and filling up of hydraulic oil (1) The hydraulic oil must be changed more often when hammers are used because the machine is subject...

  • Page 97: Every 1000 Service Hours Or Once Ayear

    To avoid personal injury or death: Pressure) A Do not loosen the radiator cap before the Consult your local KUBOTA dealer for this service. radiator has cooled down sufficiently. Only loosen the cap after allowing enough time for the pressure in the system to be reduced.

  • Page 98: Replacement Of Radiator Hoses And Hose Clamps

    REGULAR CHECKS AND MAINTENANCE WORK BReplacement of Radiator Hoses and Hose Stop the engine, then remove the key and wait until it has Clamps cooled down completely. Replace radiator hoses and hose clamps every two years. 1. Open the drain plug on the bottom of the radiator and If the hoses are swollen, hard or cracked, they must be drain coolant completely.

  • Page 99: Replacing Fuel Hoses And Hose Clamps

    A In contact with a flame, R134a refrigerant result in a toxic gas. A Do disconnect part refrigeration circuit of the air conditioning (1) Fuel lines (2) Clamp bands system. Consult your local KUBOTA Dealer for assistance and service.
  • Page 100 REGULAR CHECKS AND MAINTENANCE WORK A shortage of refrigerant reduces 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. C Checking procedure 1. Run the air-conditioner in the following conditions. A Engine speed: About 1500 rpm A Temperature control lever: Maximum cooling...

  • Page 101: Other Adjustments And Replacements

    OTHER ADJUSTMENTS AND REPLACEMENTS OTHER ADJUSTMENTS AND REPLACEMENTS PURGING OF THE FUEL SYSTEM After adjustment is completed: Using the socket wrench, tighten the grease fitting. 1. Fill up the fuel tank with fuel. Tightening torque must be between 98 to 108 N-m (72.3 2.

  • Page 102: Special Information When Using Rubber Tracks

    OTHER ADJUSTMENTS AND REPLACEMENTS A Make sure that no obstacles, such as stones are caught in the track. Remove such obstacles before To avoid serious injury or death: adjusting the track tension. A Do not work under the machine in this A Track seam condition.

  • Page 103: Changing The Bucket

    A Read the manual of the attachment to do a correct operation safely when other attachments are installed instead of KUBOTA specified bucket. (1) Fuse box BReplacing Fuses 1. Remove the cover of the fuse box. 2. Replace the burnt out fuse with a fuse having the same...

  • Page 104: Fuse Capacities And Circuits

    OTHER ADJUSTMENTS AND REPLACEMENTS BFuse Capacities and Circuits [CAB (Air-conditioner type)] A/C Controller (+B) Engine Stop [Canopy] Blower Motor Meter (+B) ECU (AC) ECU (+B) ECU (AC) ECU (+B) Relay Horn Switch Relay Horn Switch Alternator Horn Alternator Horn Lever Lock Work Light Lever Lock Work Light...

  • Page 105: Auxiliary Electric

    55W. 80A Alternator If you need another auxiliary electric, contact your 50A Main Power KUBOTA dealer for details. C Replacement procedure [80 Amp. Slow-blow fuse] 1. Disconnect the negative cord of the battery. 2. Remove the slow blow fuse case.

  • Page 106: Troubleshooting

    TROUBLESHOOTING TROUBLESHOOTING If the excavator does not show the desired performance, or when trouble arises, refer to the table below and undertake appropriate measures. Trouble Cause Countermeasure Pilot control lock lever in * Bring pilot control lock lever into "LOCKED" position. "UNLOCK"...
  • Page 107 TROUBLESHOOTING Trouble Cause Countermeasure Cylinder head gasket is * Replace. damaged (Coolant loss). Water Engine oil level too low * Fill to prescribed level. temperature Engine in red zone Maladjustment of fuel * Readjust ignition timing. (Overheating) injection Use of poor fuel * Use prescribed fuel.

  • Page 108: Operation Under Cold Weather Conditions

    OPERATION UNDER COLD WEATHER CONDITIONS OPERATION UNDER COLD WEATHER CONDITIONS PREPARATION FOR OPERATION IN COLD PROCEDURE AFTER COMPLETING WEATHER WORK 1. Replace engine oil and hydraulic oil with those of Clean the excavator thoroughly after work and wipe dry. viscosities suitable for cold weather. Otherwise mud and earth on the tracks could freeze if the 2.

  • Page 109: Long Storage

    To ensure safety in operation, you are strongly requested to inspect and service the machine at regular intervals. For added safety, ask your KUBOTA dealer to replace the following important component parts. These parts are prone to degradation in material or subject to wear and tear with time. It is difficult to judge how much they have been affected at regular inspection.
  • Page 110 Hydraulic hose (Travel motor) Rotary joint - Travel motor Control valve - Rotary joint Hydraulic hose (Angle cylinder) Rotary joint - Pipe Pipe - angle cylinder To prevent serious damage to the hydraulic system, use only a KUBOTA genuine hydraulic hose.

  • Page 111: Recommended Oils

    RECOMMENDED OILS RECOMMENDED OILS 1. Before delivery the hydraulic oil used was Shell Tellus S2M46. 2. Use engine oil API service classification CF/CF-4 or better and SAE10W-30. 3. Use SAE 90 (API, GL-4/GL-5) as drive unit oil for all seasons.
  • Page 112 EGR with external EGR Models KX033-4 C Fuel: A Cetane number of 45 is minimum. Cetane number greater than 50 is preferred, especially for temperatures below ) or elevations above 1500 m (5000 ft). A Diesel fuels specified to EN 590 or ASTM D975 are recommended.

  • Page 113: Biodiesel Fuel (Bdf)

    Consequently, fuel filter performance may be reduced, particularly during cold weather conditions. 8. The KUBOTA Warranty, as specified in the Owner's Warranty Information Guide, only covers defects in product materials and workmanship. Accordingly, any problems that may arise due to the use of poor quality fuels that fail to meet the above requirements, whether biodiesel or mineral oil based, are not covered by the KUBOTA Warranty.
  • Page 114 Fuel hose Replace every 1 year Consult your local KUBOTA Dealer for this service. C Long Term Storage: 1. BDF easily deteriorates due to oxygen, water, heat and foreign substances. Do not store B6 through B20 longer than 1 month and B5 longer than 3 months.

  • Page 115: Appendices

    APPENDICES APPENDICES MAIN DIMENSIONS mm (in.) 1550 4979 3529 3211 2237 1250 3479 5227 KX033-4 (16.1) (17.7) (61.0) (196.0) (139.0) (126.4) (88.1) (49.2) (137.0) (205.8) 2469 [2479 1545 5108 4737 1250 2023 KX033-4 (14.4) (14.7) (97.2) (97.6)] (60.8) (201.1) (186.5) (49.2)

  • Page 116: Lifting Capacity

    LIFTING CAPACITY LIFTING CAPACITY 1. The lifting capacities are based on ISO 10567 and do not exceed 75% of the static tilt load of the machine or 87% of the hydraulic lifting capacity of the machine. 2. The strokes are as follows. (1) The load point corresponds to the front bolt part of the arm.
  • Page 117 LIFTING CAPACITY...
  • Page 118 LIFTING CAPACITY...

  • Page 119: List Of Screens

    LIST OF SCREENS LIST OF SCREENS LIST OF NORMAL SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) Glow screen Wait until the glow mark This screen indicates that disappears. Then get the the glow lamp is on. engine started.

  • Page 120: Navigation List Of Screens

    LIST OF SCREENS NAVIGATION LIST OF SCREENS If an error occurs with the machine, one of the following messages appears in the LCD. In case of trouble, immediately contact your local dealer for inspection and repair. While the ( ) (information mark) appears onscreen, press the information switch, and detailed information will be displayed.
  • Page 121 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) Not equipped with overload warning This message appears if the function overload warning switch is pressed on machines not equipped with overload warning system. Out of fuel Fuel is running out.
  • Page 122 100 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) Refill the radiator with coolant by the amount that Leave the engine idling until overflowed amount. Unclog Cool-down during this warning disappears. the radiator and other overheat idling Do not stop the engine components before use...
  • Page 123 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) 12V short-circuit The majority of systems fail. * The engine may start and The sensor's or switch's 12V the machine may move. But Immediately contact your line is short-circuited.

Table of Contents

Save PDF