The first major service for a Kubota KX040-4 excavator occurs at 500 hours. It includes:

- Changing engine oil and oil filter
- Replacing fuel filters
- Replacing hydraulic oil return filter
- Checking and topping off fluid levels (coolant, hydraulic oil, etc.)
- Changing final drive gear oil
- Inspecting and servicing air filters
- General inspection of parts and systems for wear or damage

These tasks are part of routine maintenance to keep the machine in proper working condition.

This answer is automatically generated

Selena Barron

March 4, 2025

Where is the backup beeper on the KX040-4 found on this machine?

Summary of Contents for Kubota KX040-4

Page 1 OPERATOR'S MANUAL MODEL 040-4 English (U.S.A./CANADA) 1BAAAADAP1010 1BAAAADAP0600 Code No. RD158-8121-3 READ AND SAVE THIS MANUAL PRINTED IN JAPAN © KUBOTA Corporation 2012...
Page 2 Engine exhaust, some of its constituents, certain vehicle components and fluids, contain or emit chemicals known to the State of California to cause cancer and birth KX040-4 defects or other reproductive harm. AR . E . 4 - 4 . 3 . 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...................... 2 DESCRIPTION OF MACHINE PARTS................ 3 INSTRUMENT PANEL AND CONTROL ELEMENTS..........4 CHECKS BEFORE START ..................6 DAILY CHECKS....................... 6 CHECKING THE DEVICES ..................6 Starter Switch ........................6 Display Selector Switch ....................7 LCD Display for Normal Operation ...................
Page 6 CONTENTS STARTING THE ENGINE ..................25 STARTING THE ENGINE UNDER COLD CONDITIONS........26 STARTING WITH AN AUXILIARY BATTERY ............27 Observe Following Guidelines when Starting with an Auxiliary Battery......27 CHECK POINTS AFTER STARTING THE ENGINE ..........27 STOPPING THE ENGINE..................28 Engine Stop Button......................
Page 7 CONTENTS OPENING AND CLOSING OF COVERS............... 63 Opening/Closing of the Engine Hood ................63 Opening/Closing of the Side Cover ................63 Where to store the Tool ....................64 Cup Holder........................64 Where to store the Grease Gun..................64 Where to keep Operator's Manual.................. 64 DAILY CHECKS.....................
Page 8 CONTENTS Hydraulic Oil Check with Hydraulic Hammers ..............81 EVERY 1000 SERVICE HOURS OR ONCE A YEAR ........... 82 Replacing Air Filter Element ................... 82 EVERY 1500 SERVICE HOURS ................82 Checking Injector Tip ...................... 82 Replacing Oil Separator Element and O Ring ..............82 Checking EGR Cooler ....................
Page 9 CONTENTS LONG STORAGE ...................... 95 RECOMMENDED OILS..................... 97 APPENDICES......................99 MAIN DIMENSIONS ....................99 LIFTING CAPACITY ....................100 LIST OF SCREENS....................103 LIST OF NORMAL SCREENS................103 NAVIGATION LIST OF SCREENS ..............104...
Page 11 Structure, Falling Objects Protective Structure.) with a Familiarize yourself with the pattern selected by seat belt is installed by KUBOTA. Always use the seat operating the unit slowly and at low engine speed. belt when the machine is equipped with a ROPS/...
Page 12 14. Keep your excavator clean. Heavy soiling, grease, dust and grass can cause fires, accidents or injuries. A Do not allow any persons within the working range of 15. Use only KUBOTA authorized attachments. the excavator during operation. 16. Before starting the excavator, be absolutely sure that...
Page 13 SAFE OPERATION 7. When operating, keep hands and body inside of the ROPS / FOPS protective envelope. OPERATING THE EXCAVATOR Do not touch or depress the control levers or the pedals from outside the cab while the engine is 1. Mount and dismount the machine safely. Always face running.
Page 14 SAFE OPERATION AFTER OPERATION SAFE LOADING AND TRANSPORT OF THE EXCAVATOR Before leaving the machine, A Park the excavator on a firm, flat and level surface. If 1. Observe all regulations concerning the transport of this is not possible, park across the slope. excavators on public roads.
Page 15 SAFE OPERATION 7. Do not open the radiator cap before the radiator has cooled down sufficiently Max. drawbar pull at 70450 N (15840 lbs, 7183 kgf) First loosen the cap to the first stop and allow the coupling hook system enough time to release the remaining Max.
Page 16 The assembly must be done A Blow off all accumulated debris near hot engine according to the KUBOTA work shop manual (W.S.M.) exhaust components such as turbocharger and for the product involved.
Page 17 SAFE OPERATION A Examine electrical wiring and connectors frequently for damage. Repair any wires that are loose or frayed before operating the machine. Clean all electrical connections and tighten all electrical connections as necessary. A Inspect the exhaust system daily for any signs of leakage.
Page 18 SAFE OPERATION 6. DANGER, WARNING AND CAUTION LABELS...
Page 19 SAFE OPERATION...
Page 20 SAFE OPERATION...
Page 21 SAFE OPERATION...
Page 22 SAFE OPERATION...
Page 23 SAFE OPERATION...
Page 24 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 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 25: 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 26: Technical Data
TECHNICAL DATA TECHNICAL DATA KUBOTA EXCAVATOR Model name KX040-4 Angle Blade Type Type Canopy Canopy Operating weight kg (lbs.) 4170 (9193) 4310 (9502) 4330 (9546) 4470 (9855) (including operator's) Type Water cooled 4 cycle diesel engine with 3 cylinder Model name...
Page 27: 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 28: Instrument Panel And Control Elements
INSTRUMENT PANEL AND CONTROL ELEMENTS INSTRUMENT PANEL AND CONTROL ELEMENTS B Instrument Panel, Switch (1) LCD display (4) Starter switch (7) Auto idle control switch (9) Eco mode switch (2) Horn switch (5) Throttle potentiometer (8) Angle blade control switch (10) DPF inhibit switch (3) Travel speed switch (6) Light switch...
Page 29 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 30: Checks Before Start
Check the condition of the safety and warning labels. (See "DANGER, WARNING AND CAUTION LABELS" in "SAFE OPERATION" section.) Inspect ROPS / FOPS for damage and if damage is found contact your KUBOTA dealer for repair. (1) Starter switch (A) STOP (B) RUN (C) START A If the key is repositioned from "RUN"...
Page 31: Display Selector Switch
CHECKS BEFORE START BDisplay Selector Switch BLCD Display 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: A Before adding fuel, be sure to stop the engine.
Page 32 CHECKS BEFORE START C Fuel level audible indication switch (when C Coolant Temperature Gauge refueling) 1. With the starter key at the "OFF" position, press the fuel level audible indication switch, and the fuel level can be checked by the buzzer. To avoid personal injury: 2.
Page 33 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 display then gets How the indicator works back to normal, but the coolant temperature sensor A The meter advances one hour after an hour of...
Page 34: Warning Lamp
WORK" section) A If any warnings and problems are displayed, an alarm buzzer will beep. (See "LIST OF SCREENS" section for detail.) A See your KUBOTA dealer from details concerning care and maintenance. (1) Charging lamp (1) Warning lamp (red, yellow)
Page 35 CHECKS BEFORE START C Engine oil pressure low warning 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 36: Setting The Clock
CHECKS BEFORE START 3. Press the switch 2 twice to move the cursor into position. Then press the save switch 5 to make the User settings following screen appear. By pressing the switch 4, the year, month, day, hour and minute will be selected in BSetting the Clock this order.
Page 37: Reordering The Year/Month/Day And Changing The Am/Pm System To The 24-Hour One
CHECKS BEFORE START 4. Save the new setting with the switch (Switch 5). Press this switch 5 again to set the clock. (1) Switch 5 (1) Switch 5 BReordering the year/month/day and [Status after setting the clock] Changing the AM/PM System to the 24- hour One 1.
Page 38: Log Record
The highlighted days indicate when the machine was If the switch 1 is pressed, the previous settings will operated. remain. A Consult your KUBOTA dealer for details. BLog Record The log record helps you check the last 3-month operating record of the machine. Take the following steps.
Page 39: 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 display 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 40 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 1500 2000 3000 Engine oil every change...
Page 41: 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 42: Auto Idle Switch
CHECKS BEFORE START BAuto Idle 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 switch. When the 1.
Page 43: Inhibit Diesel Particulate Filter (Dpf) Regeneration Switch
CHECKS BEFORE START A The travel speed automatically changes into first BInhibit Diesel Particulate Filter (DPF) speed (low speed) when the drive resistance Regeneration Switch increases while traveling second speed (high speed). Inhibit Diesel Particulate Filter (DPF) regeneration switch Thereafter, when the resistance decreases, it returns (hereinafter called inhibit switch) disables the Auto DPF to second speed.
Page 44: Eco Mode
CHECKS BEFORE START ECO MODE CAB TYPE MACHINES In the ECO mode, the jobs can be carried on with better BWiper/Washer Switch fuel efficiency than in the standard mode. To engage the wiper, turn on the switch for the wiper when Press the eco mode switch, and the implement panel the starter key is in the "RUN"...
Page 45: Heater Switch
CHECKS BEFORE START BHeater Switch BOpening/Closing of CAB Door Turn the starter switch to the "RUN" position and turn the heater switch clockwise, the heater fan will be activated 1. Unlock the CAB door and pull the knob. Open the CAB and the cabin will start to warm up.
Page 46: Opening/Closing Of Front Cab Window
CHECKS BEFORE START BOpening/Closing of Front CAB Window BOpening/Closing of Side CAB Window 1. Pull the grip to release the lock and pull side window open to the rear or to the front. 2. To close the side window, slide it forward or backward To avoid personal injury: until the lock snaps in at the window frame.
Page 47: 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 six 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 48: 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 49: 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: A Read "SAFE OPERATION" at the beginning of this operator's manual.
Page 50: 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 51: 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 52: Stopping The Engine
OPERATION OF THE ENGINE BPrecautions in case of Overheat STOPPING THE ENGINE To avoid personal injury: To avoid personal injury or death: A Do not open the radiator cap during operation A Do not keep the bucket or dozer in an elevated or just after shut-down.
Page 53: 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: A Make sure that the seat is completely secured...
Page 54: Seat Belt
EXCAVATOR OPERATION BSeat Belt BPilot Control Lock Lever To avoid personal injury or death: To avoid personal injury: A Always use the seat belt with a ROPS/FOPS A To avoid injuries, check safety aspects all protection structure. Adjust the seat to the around the excavator.
Page 55: 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 56: Drive Levers(Right,Left)
EXCAVATOR OPERATION 3. Activate the dozer control lever to raise the dozer. TURNS To avoid personal injury: 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. BPivot Turn A Movement as illustrated is done with the dozer blade in front of the operator.
Page 57: 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 58: 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 59: Two Pattern Selection System(Tpss)
EXCAVATOR OPERATION TWO PATTERN SELECTION SYSTEM(TPSS) To avoid personal injury: 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 60: 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 61: 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 62: 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 63: 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 64 EXCAVATOR OPERATION 3. Push the AUX port enable switch (switch 3). [AUX 1 and 2 modes] If the machine is equipped with the AUX 1 port, move the AUX port knob of the left attachment control lever to the right to send oil to the AUX port 3. Move the AUX port knob of the left attachment control lever to the left to send oil to the AUX port 4.
Page 65: Setting The Maximum Flow Volume
EXCAVATOR OPERATION C One way hold A Even if the one way hold switch of the right attachment [AUX 1 mode only] control lever is pressed, no function is assigned. In this Press the one way hold switch of the right attachment case, the following message appears onscreen.
Page 66 EXCAVATOR OPERATION 3. Each time the switch 5 is pressed, the mode number 5. Each time the switch 2 or 3 is pressed, the icon changes. Select your desired setting mode number. changes. Select your desired icons. (1) Icon (1) Switch 2 (2) Mode No.
Page 67 EXCAVATOR OPERATION 6. Set the maximum flow volume for each AUX port. A There is no relationship between the icons and the Press the switch 4 to move the setting cursor (arrow flow control settings. Select icons to suit the images of mark) to the port 2 position of Thumb port at the right.
Page 68 EXCAVATOR OPERATION 7. Press the switch 2 or 3 to preset the maximum flow 8. Go back to Step 3 to make settings for the next action volume. mode. When all the settings of all the action modes Set the bar to the highest level, and the flow volume have been made, press the switch 1 to return to the will be maximized.
Page 69 EXCAVATOR OPERATION...
Page 70: 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 1. Lower the attachments and the blade down to the volume in the AUX port, release pressure is not ground.
Page 71: Angle Blade Operation
EXCAVATOR OPERATION 4. Move the AUX port knob mounted to the operating ANGLE BLADE OPERATION lever to the right and left 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 72: 1-Way Or 2-Way Circuit Selection Valve Operation
EXCAVATOR OPERATION 1-way or 2-way CIRCUIT SELECTION VALVE OPERATION To avoid personal injury: 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. 1.
Page 73: Boom Lowering Valve
EXCAVATOR OPERATION BOOM LOWERING VALVE AUTO IDLE (AI) OPERATION Use this valve if the engine fails to get started and the 1. Throttle Potentiometer With this potentiometer the operator can adjust the accumulator fails to operate and there is an urgent need engine speed when the Auto Idle control is activated.
Page 74: Anti-Theft Device (For Kcl Only)
EXCAVATOR OPERATION ANTI-THEFT DEVICE (for KCL only) C How to register a black key (individual key) with the machine (When a black key is lost) BAnti-Theft Device This machine is equipped with an anti-theft device, which allows you to start the engine with the registered key alone.
Page 75 EXCAVATOR OPERATION 3. Pull out the red key from the key switch, and then the 5. When all registeration operation has been finished, message "Insert the key" appears on the LCD push the user setting switch. display. (1) User setting switch (1) Red key (A) Pull out 4.
Page 76 If by any chance it gets lost, promptly contact your dealer or a Kubota-designated service factory. A Use the Kubota-specified key ring to hold the black key or the red key. Any unspecified key rings may interfere A If you try to register the fifth black key, "STOP with the signal transfer between the key and the key Register"...
Page 77: Important Information On Excavator Operation
EXCAVATOR OPERATION IMPORTANT INFORMATION ON EXCAVATOR OPERATION A Do not try to crush concrete or boulders using side swings with the bucket. Also avoid using side sweeps of the bucket to move earth piles. A Under circumstances avoid following operations: A Excavation using the gravitational impact of the machine.
Page 78: 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 79 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:...
Page 80: Lifting Of The Excavator
LIFTING OF THE EXCAVATOR LIFTING OF THE EXCAVATOR (3) Lift 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 81 LIFTING OF THE EXCAVATOR 2. Attaching the steel cables or straps. 3. Tackle (1) Always hook the excavator at three points. (one The weights of the excavators and the recommended on the boom and left and right of the dozer) tackle for lifting these loads are mentioned in the (2) Always use a shackle on each lifting hole when following table.
Page 82: 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 change every 500 hrs check Daily check Hydraulic oil change every 1000 hrs Bucket and bucket link pin / Dozer angle...
Page 83 MAINTENANCE Hour meter indicator Ref. Check points Measures Interval page clean every 3000 hrs Exhaust manifold (crack, gas, check every 1 years leakage and mounting screw) Intake air line for air leaks check every 1 years Boost sensor and AFS (Air flow check every 1 years sensor)
Page 84 MAINTENANCE Hour meter indicator Ref. Check points Measures Interval page 1000 1500 3000 check Daily check Coolant change every 2 years Fuel check Daily check check Daily check Engine oil change every 500 hrs check Daily check Hydraulic oil change every 1000 hrs Bucket and bucket link pin / Dozer angle...
Page 85 MAINTENANCE Hour meter indicator Ref. Check points Measures Interval page 1000 1500 3000 clean every 3000 hrs Exhaust manifold (crack, gas, check every 1 years leakage and mounting screw) Intake air line for air leaks check every 1 years Boost sensor and AFS (Air flow check every 1 years sensor)
Page 86 *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 87: Opening And Closing Of Covers
MAINTENANCE OPENING AND CLOSING OF COVERS BOpening/Closing of the Side Cover BOpening/Closing of the Engine Hood 1. Insert the starter key in its hole and turn it clockwise to unlock the side cover. Pull the catch, and hold up the side cover until the gas spring fixture stay gets locked.
Page 88: Where To Store The Tool
MAINTENANCE BWhere to store the Tool BWhere to store the Grease Gun The tool box is located in front of the right side bonnet. The grease gun is located in front of the right side bonnet. (1) Box for storage (1) Grease gun Take note storage direction of greased gun in above BCup Holder...
Page 89: 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: BChecking Fuel Level A When operating, keep hands and body inside of the ROPS / FOPS protective envelope. A Do not touch the control levers and the pedals from outside the cab during the engine To avoid personal injury:...
Page 90: Checking Engine Oil Level
MAINTENANCE BChecking Engine Oil Level To avoid personal injury: 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 five minutes, then check oil level.
Page 91: Checking V-Belt
MAINTENANCE BChecking V-belt To avoid personal injury: 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;...
Page 92: 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: A First lower all attachments on the ground then stop the engine and remove the key.
Page 93: Greasing Bucket Pin
MAINTENANCE BGreasing Bucket Pin Grease the marked grease nipples shown by arrows in the illustration below. (1) Dozer cylinder boss (2) Dozer linkage pin BGreasing Boom Swing Fulcrum Grease the marked grease nipples shown by arrows in the illustration below. (1) Angle pin (2) Angle cylinder boss...
Page 94: 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: A When operating, keep hands and body inside Water and dirt contained in fuel will settle down in the of the ROPS / FOPS protective envelope. water separator.
Page 95: Checking Battery Condition
REGULAR CHECKS AND MAINTENANCE WORK The factory-installed battery is of non-refillable type. BChecking Battery Condition If the indicator turns 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 96: Greasing Swing Bearing Teeth
REGULAR CHECKS AND MAINTENANCE WORK C Battery Charging 1. To slow charge the battery, connect the battery positive terminal to the charger positive terminal and the negative to the negative, then recharge in the standard fashion. 2. A boost charge is only for emergencies. It will partially To avoid personal injury: charge the battery at a high rate and in a short time.
Page 97: 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 down in the middle, with a force of approx. 3.6 to 5.1 kgf (7.9 to 11.2 lbs). The belt tension Do all 50 and 100 hour servicing at the same time.
Page 98: 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: wards.
Page 99: Air Filter Maintenance
REGULAR CHECKS AND MAINTENANCE WORK BAir Filter Maintenance BCleaning Evacuator Valve Open the evacuator valve to get rid of large particles of dust and dirt. To avoid personal injury: A Wear eye protection. (1) Evacuator valve The quickest and safest method of maintenance is the BChecking Diesel Particulate Filter (DPF) exchange of the paper cartridge.
Page 100: Checking Fuel Line And Intake Air Line
REGULAR CHECKS AND MAINTENANCE WORK AIR CONDITIONER BChecking Fuel Line and Intake Air Line BCleaning Air Filter 1. Check to see that all lines and hose clamps are Open the cover and remove the filter cover, remove the air tightened and not damaged. filter.
Page 101: Checking Air-Conditioner Condenser
REGULAR CHECKS AND MAINTENANCE WORK EVERY 500 SERVICE HOURS 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) To avoid personal injury: A First stop the engine then remove the key and...
Page 102: 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 4. Let the engine idle for approx. 5 min. Check the engine oil level. To check the engine oil level, insert the BDrive unit Oil Change(First Oil Change of engine oil dipstick completely into the respective port the 50 hours) opening and pull out again.
Page 103: Replacing Fuel Filter Cartridge
BReplacing Breather Filter See "Replacing Hydraulic Return Filter Element" in "EVERY 1000 SERVICE HOURS" section. BReplacing Fan Belt (1) Rear right cover Consult your local KUBOTA Dealer for this service. (1) Head cover (3) O-ring (2) Element (4) Case...
Page 104: Replacing Hydraulic Return Filter Element
REGULAR CHECKS AND MAINTENANCE WORK BReplacing Hydraulic Return Filter Element BHydraulic Oil Change (Including Replacing of the Suction Filter in the Hydraulic Tank) To avoid personal injury: A Remove the oil filter element only after the oil in the hydraulic tank has cooled down. To avoid personal injury: 1.
Page 105: Hydraulic Oil Check With Hydraulic Hammers
REGULAR CHECKS AND MAINTENANCE WORK 4. Retighten the drain plug. 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.
Page 106: Every 1000 Service Hours Or Once A Year
BChecking Injector Tip Open the engine hood and remove the dust-cover. Remove and replace the outer element and inner element Consult your local KUBOTA Dealer for this service. with new elements. When reassembling, install the dust-cover so that its TOP mark (arrow) faces up-wards.
Page 107: Checking Egr Cooler
REGULAR CHECKS AND MAINTENANCE WORK BChecking EGR Cooler ANNUAL SERVICING Consult your local KUBOTA Dealer for this service. BChecking Air-Conditioner Pipes and EVERY 2000 SERVICE HOURS Hoses Do all 50, 100, 200, 250, 500 and 1000 hour servicing at the same time.
Page 108: Biennial Servicing
If the hoses or pipes are swollen, hard or cracked, they the fluids. A Do not pour waste onto the grounds, down a should be replaced. (Consult your local KUBOTA Dealer drain, or into any water source. for this service.)
Page 109: Replacing Fuel Hoses And Clamps
REGULAR CHECKS AND MAINTENANCE WORK Canopy Approx. 6.7 L (1.77 US gal) Cooling water Cabin Approx. 7.0 L (1.85 US gal) A Do not operate the engine without coolant. A To fill the radiator system and the recovery tank, use fresh water and anti-freeze fluid.
Page 110: Replacing Intake Air Line
2. Look into the sight glass to see if the refrigerant is flowing through its circuit. BReplacement of Oil Separator Rubber Hose Consult your local KUBOTA Dealer for this service. BReplacement of Diesel Particulate Filter (DPF) Differential Pressure Sensor Rubber Piping (Front and Back) Consult your local KUBOTA Dealer for this service.
Page 111: 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 nipple. 1. Fill up the excavator with fuel. Tightening torque must be between 98 to 108 N-m (72.3 2.
Page 112: Special Information When Using Rubber Tracks
OTHER ADJUSTMENTS AND REPLACEMENTS To avoid serious injury or death: A Do not work under the machine in this condition. A For your safety do not rely on hydraulically supported devices, they may leak down and suddenly drop or be accidentally lowered. To avoid personal injury or death: A When lifting the machine itself with an attachment, place a safety block or safety post...
Page 113: 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 114: Fuse Capacities And Circuits
OTHER ADJUSTMENTS AND REPLACEMENTS BFuse Capacities and Circuits [CAB (Air-conditioner type)] Blower Moter Starter [Canopy] A/C Controller Fuel Pump ECU (POWER) Front Work Light ECU(POWER) Relay Beacon Starter Beacon Lever Lock Room Light Fuel Pump Room Light Alternator Meter (+B) Relay Meter (+B) ECU (AC)
Page 115: Auxiliary Electric
2. Remove the slow blow fuse case. 55W. If you need another auxiliary electric, contact your KUBOTA dealer for details. (1) Slow blow fuse case 3. Open the slow blow fuse case cap then draw out the slow blow fuse (B).
Page 116: 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 Lock levers in "UNLOCK" * Bring lock lever into "LOCK" position. position * Check fuel tank and filter. Fuel is too viscous.
Page 117 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 118: Operation Under Cold Weather Conditions
OPERATION UNDER COLD WEATHER CONDITIONS OPERATION UNDER COLD WEATHER CONDITIONS PREPARATION FOR OPERATION IN COLD PROCEDURE AFTER DONE WORK WEATHER Clean the excavator thoroughly after work and wipe dry. Otherwise mud and earth on the tracks could freeze if the 1.
Page 119: Long Storage
LONG STORAGE LONG STORAGE To avoid personal injury: A Do not clean the excavator with the engine running. A To avoid the danger of exhaust fume poisoning, do not operate the engine in a closed building without proper ventilation. A When storing, remove the key from the starter switch to avoid unauthorized persons from operating the excavator and getting injured.
Page 120 Hydraulic hose (Angle cylinder) DPF differential pressure sensor rubber piping (Front and Back) Suction pipe downstream the AFS (Air Flow Sensor) Boost sensor pressure rubber piping To prevent serious damage to the hydraulic system, use only a KUBOTA genuine hydraulic hose.
Page 121: Recommended Oils
RECOMMENDED OILS RECOMMENDED OILS 1. Before delivery the hydraulic oil used was Shell Tellus S2M46. 2. Use engine oil API service classification CJ-4. 3. Use SAE 90 (API, GL-4, GL-5) as drive unit oil for all seasons.
Page 122 RECOMMENDED OILS C Engine Oil: A Oil used in the engine should have an American Petroleum Institute (API) service classification and Proper SAE Engine Oil according to the ambient temperatures. Above 25 SAE 30 or SAE 10W-30, SAE 15W-40 to 25 to 77 SAE 20 or SAE 10W-30, SAE 15W-40 Below 0...
Page 123: Appendices
APPENDICES APPENDICES MAIN DIMENSIONS mm (in.) 1700 5335 3900 3420 2255 1300 3790 5540 KX040-4 (22.6) (15.9) (66.9) (210) (153.5) (134.6) (88.8) (51.2) (149.2) (218.1) CANOPY 1700 5410 5085 1700 2180 KX040-4 2485 2485 (15.7) (15.9) (66.9) (213) (200.2) (66.9) (85.8)
Page 124: Lifting Capacity
100 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 125 LIFTING CAPACITY...
Page 126 102 LIFTING CAPACITY...
Page 127: 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 128: Navigation List Of Screens
104 LIST OF SCREENS NAVIGATION LIST OF SCREENS If an error occurs with the machine, one of the following messages appears in the LCD display. 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 129 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) Insert the register keys sequentially. Insert the register keys This message appears when sequentially.To interrupt the the anti-theft setting keys are registering procedure, press ready to register. Switch 1.
Page 130 106 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) Out of fuel Fuel is running out. Add fuel. The fuel level indicator does Fuel sensor error not appear on the meter.Press the display The fuel sensor system is in Immediately contact your selector switch, and the trouble.
Page 131 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) The meter does not show water temperature. Water temperature Press the display selector sensor error switch, and the normal Water temperature sensor display is switched back. Immediately contact your error system is in trouble.
Page 132 108 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) The engine can get restarted AUX1 port system and the machine can move, error but the AUX1 port system The AUX1 port system is in fails.
Page 133 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) Wrong Key The engine has been started Start the engine with the with the incorrect black key The engine fails to start. correct key. of other model. Registration key;...
Page 134 110 LIST OF SCREENS Problem or failure Machine behavior Message Correction (What happened) (Provisional measure) Regen.inhibition. Move the machine to a safe Release it. place and release the inhibit DPF must be regenerated, switch to start DPF Requirement for DPF but unable to start regeneration.If this error regeneration.

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