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Maintenance

102

Greasing the pilot valve linkage

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Pull up the rubber boot on the control lever (3).

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Lubricate the u-joint (1) below the plate (2) with grease. See
the "Recommended lubricants" section (page 105).

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Insert the rubber boot in the console.

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Carry out the service for the second control lever.

Checking the electric cables and connections



Check all accessible electric cables, connectors and connections for condition and security.



Repair or replace damaged parts.



Check the fuse box and fuse holders for oxidation and dirt, clean if necessary.

Содержание U17-3a

Страница 1: ...GB MINI EXCAVATOR MODEL U17 3α OPERATING INSTRUCTIONS W9232 8135 3 Original 03 2012 ...

Страница 2: ... contract contain ing the complete and exclusively valid contractual warranty See the Duties liability and warranty section page 12 This documentation does neither extend nor restrict the contractual warranty KUBOTA Baumaschinen GmbH reserves its right to change the information contained in this document with respect to future technical development without altering the basic characteristics of the...

Страница 3: ...devices 23 Locking the controls 23 Locking the swivel frame 23 Engine stop knob 24 Roll over protection ROPS 24 Hazards coming from the hydraulic system 24 Combating fire 24 RECOVERY LOADING AND TRANSPORT 25 Safety rules for recovery 25 Safety rules for hoisting the excavator with a crane 25 Safety rules for transport 26 Recovery 26 Hoisting the excavator with a crane 27 Transport on a flat bed tr...

Страница 4: ... Checking the V belt 47 Checking the exhaust system for leaks 47 Checking the oil level of the hydraulic system 48 Checking the water separator of the fuel system 48 Lubrication 49 Checking the fuel level of the fuel tank 51 Setting up the workplace 51 Getting on 51 Adjusting the operator s seat 51 Horizontal seat adjustment seat stand off 52 Spring adjustment operator s weight 52 Backrest adjustm...

Страница 5: ...ing and installing the cover under the operator s seat 76 Replacing the bucket 76 Anti theft system 77 Black individual key 77 Red key for registering 77 The key system 78 Registering a black key for the machine 79 TROUBLESHOOTING 81 Safety rules for troubleshooting 81 Troubleshooting Pre operational services 81 Troubleshooting Operation 82 Troubleshooting Display indications 83 MAINTENANCE 84 Saf...

Страница 6: ... Tightening torque for screws 103 Tightening torque for hose clamps 103 Tightening torque for hydraulic hoses 103 Tightening torque for hydraulic pipes 104 Tightening torque for hydraulic adapters 104 Recommended lubricants 105 Excavator repairs 106 SAFETY INSPECTION 107 TAKING OUT OF SERVICE AND STORAGE 108 Safety rules for taking out of service and storage 108 Storage conditions 108 Measures bef...

Страница 7: ...Testing and L min Litres per minute ASTM Materials LpA Sound pressure level operator s place bar bar LwA Measured sound power level Committee for European Construction m Metre CECE Equipment m s Metre per square second CO2 carbon dioxide m Cubic metre dB Decibel max Maximum Deutsches Institut für Normung German mm Millimetre DIN Institute for Standards MPa Megapascal e g For example N Newton EMC E...

Страница 8: ...up Charge display Dozer down Glow display Lever direction Hydraulic oil Control lever direction Travel speed Rotary beacon indicator on off Low speed Display selector switch Forward travel Working light button Backward travel Extendable track width Raise boom Lower boom Arm dump Arm crowd Bucket crowd Bucket dump ...

Страница 9: ...s are observed to observe the bodies of rules laws regulations guidelines etc stated in the operating instructions to ensure safe handling of the equipment to ensure that the operating instructions are always available for the operating personnel and the informa tion such as notes warnings and safety rules and regulations are followed in all points The terms front and direction of travel refer to ...

Страница 10: ...servicing repairs and safety inspections must be set forth clearly by the owner Personnel in training are allowed to work on or with the excavator only under the supervision of an experienced operator Operator According to industrial safety regulations only persons who were instructed in the operation of the excavator who have proven their ability to the owner employer and who can be expected to p...

Страница 11: ...illegible due to continuous use the owner operator must order a replacement from the manufacturer The compartment 1 for the operating instructions is under the operator s seat Spare parts Genuine spare parts can be ordered from KUBOTA dealers by stating the model and the serial of the excava tor The item numbers for the spare parts are indicated in the parts catalogue ...

Страница 12: ...r The excavator s may only be used for the approved use and in a completely safe operating state Malfunctions which can reduce safety must be repaired immediately Warranty and liability The scope period and form of the warranty are set forth in the sales and delivery conditions of the manufac turer The operating instructions valid at the time of delivery shall be the basis for any warranty claims ...

Страница 13: ...own responsibility that the safety rules are observed page 12 unapproved use and unauthorised operation page 15 are excluded and the approved use page 15 is ensured and the excavator is operated in accordance with the contractual conditions of use ...

Страница 14: ...t damage to the excavator or other property Identifies operating procedures which must be followed exactly to prevent danger to persons Identifies possible hazards in the handling of batteries Identifies possible hazards from caustic materials battery acid Identifies possible hazards from explosive materials Prohibits the use of fire ignition sources and smoking Prohibits the spraying of water Ide...

Страница 15: ...ting instructions is any person or company which uses the excavator itself or on whose order it is used In special cases e g leasing rental the owner is the person who must perform the duties arising from operation according to the conditions of the contract between owner and user of the excavator The owner must ensure that the excavator is only used properly and that any danger to the life and he...

Страница 16: ...y at the workplaces subject to actually existing conditions other noise sources special operating conditions sound reflections Depending on the actual noise emissions the owner must provide the necessary personal protective equipment to the operator ear protection Noise of a noise level of more than 85 dB A can cause hearing damage From a noise level of 80 dB A the use of an ear protection is reco...

Страница 17: ...eplacing them if necessary The positioning of the safety symbols is illustrated in the following figures 1 Code RD517 5789 0 both sides 2 Code RD517 5788 0 3 Code RD517 5795 0 For information about loosening the crawler consult the operating instructions 4 Code RD517 5786 0 5 Code RA028 5728 0 Do not enter the manoeuvring area ...

Страница 18: ...Safety rules 18 6 Code RC418 5737 0 Keep away from fan and drive belt 7 Code TC030 4958 0 Do not touch hot parts such as exhaust muffler etc 8 Code RD517 5754 0 ...

Страница 19: ...ont part of the boom swing pedal risk of crushing 10 Code 69198 5784 0 Read the operating instructions and make sure you have understood the manual before starting or operating the excavator 11 Code RD517 5783 0 12 Code RB238 5736 0 For diesel fuel only Keep away from fire ...

Страница 20: ...Safety rules 20 13 Code 69198 5722 0 both sides Do not enter the swivel area 14 Code RC108 5796 0 both sides 15 Code RA011 5753 0 ...

Страница 21: ...Safety rules 21 16 Code RG138 5717 0 When using a wider or deeper bucket take care when swinging or pulling in the front attachments that the bucket does not hit the canopy ...

Страница 22: ...Safety rules 22 17 Teile Nr RA238 5744 0 U17 3 ...

Страница 23: ...ing the controls The left and right control levers 2 and 3 and the drive levers 1 are completely disabled when the console 4 is raised This allows safe getting on and off The console is unlocked and raised with the control lever lock 5 The functionality for the boom swing and the dozer however are not affected by the control lever lock Locking the swivel frame If the swivel frame lock 1 is in the ...

Страница 24: ...or clothing Skin parts which may have come in contact with hy draulic oil must be washed with water and soap immediately if possible Do this thoroughly and repeatedly otherwise there is a risk of damage to the skin Immediately take off any clothes dirtied or soaked with hydraulic oil Persons who have inhaled hydraulic oil vapours mist should be taken to a doctor immediately If leaks have occurred ...

Страница 25: ...bove safety rules also apply if the excavator is used as the towing or recovery vehicle Observe the admissible values for the towed load and the maximum pressing load vertical down on the towing eye during recovery see Specifications page 32 Safety rules for hoisting the excavator with a crane The lifting gear for hoisting must be suitable for the weight of the excavator Before the lifting gear is...

Страница 26: ... with suitable means The operator of the transport vehicle is responsible for the secure fastening of the excavator on the vehicle A guide is required for driving the excavator onto and off the transport vehicle The guide is responsible for the safe loading The excavator may only be moved on instruction of the guide the operator and guide must always have eye contact If this is not possible the op...

Страница 27: ...evel ground Swivel the swivel frame so that the dozer is located at the rear page 61 Lock the swivel frame page 23 Lift the dozer until the dozer cylinders are fully retracted Completely extend the bucket cylinder and arm cylinder Completely retract the boom cylinder Attach the lifting gear with shackles to the lifting eye 1 on each side of the dozer Attach the lifting gear with a shackle to a lif...

Страница 28: ...rt on a flat bed trailer Adhere to the safety rules page 12 and the safety rules for transport page 26 Place the loading ramps on the transport vehicle at an angle of 10 to 15 Observe the track width Bring the excavator exactly into line with the ramps and drive up straight Do not turn or steer while driving up the ramps if necessary reverse the excavator and drive up again after realigning it DAN...

Страница 29: ...wing out the arm and bucket and lower the boom to the ground until the bucket linkage touches the loading area Secure the chains and the dozer with beams 2 Secure the excavator against sliding on the transport vehi cle with chocks or chains at the specified positions 1 note the vehicle weight Lock the excavator after hoisting ...

Страница 30: ...Description of the excavator 30 DESCRIPTION OF THE EXCAVATOR Model overview The excavator is only shipped as canopy version Model U17 3 ...

Страница 31: ...table U17 3 Dimensions All dimensions in mm U17 3 A B C D E F G H I J K L M N O P Q R S T 1 620 3540 2440 2310 1910 1440 2750 3545 3840 3900 2 510 385 990 1240 650 990 990 1240 3610 2520 2460 2010 1480 2340 2630 280 190 2760 795 3555 3970 4030 Arm version Name Type 1 Standard arm A 950 mm 2 Long arm A 1100 mm ...

Страница 32: ...ing performance degrees 27 15 Performance Max lateral sway degrees 18 10 Dozer width x height mm 990 x 260 1240 x 260 Left rad degrees 1 13 65 Swing angle of the boom Right rad degrees 1 01 58 Max volume theoretical L min 27 MPa 18 6 Auxiliary port connector Max pressure kgf cm 190 Volume of the fuel reservoir L 19 Pulling capacity of the towing eye N 32300 Tongue load at the towing eye N 2700 LpA...

Страница 33: ...towing eyes 4 Max vertical load at the towing eyes 5 Product ID number 6 Year of construction 7 Engine performance 8 Operating weight 9 Model name 10 Manufacturer 11 Representative Equipment The standard equipment of the excavator can be enhanced by optional equipment accessories Standard equipment This model has the following standard equipment Operating instructions Folder for the operating inst...

Страница 34: ...iew 1 Boom 10 Dozer cylinder 2 Arm cylinder 11 Dozer 3 Canopy 12 Swing block 4 Operator s seat 13 Dozer enlargement 5 Engine compartment cover 14 Boom cylinder 6 Drive sprocket 15 Bucket 7 Drive unit 16 Working light 8 Swivel frame 17 Arm 9 Idler 18 Bucket cylinder ...

Страница 35: ... 4 Operator s seat Right control console The right control console see figure includes the following components 1 Right control lever 2 Horn switch 3 Wrist rest 4 Travel speed button 5 Dozer control lever 6 Throttle lever 7 Starter switch 8 Travel speed indicator 9 Rotary beacon button 10 Display The display contains the following displays and indicators 1 Warning light 2 Display 3 Display selecto...

Страница 36: ... pre glowing and starting the engine 8 Travel speed indicator The travel speed indicator lights up when the travel speed mode is activated 9 Rotary beacon button The rotary beacon is switched on with this button 10 Display The functions of the display are described in the Displays and indicators description section page 35 Displays and indicators description 1 Warning light The warning light flash...

Страница 37: ...l lever are described in the Controls section page 37 2 Wrist rest The wrist rest allows fatigue free operation of the control lever 3 Control lever lock The operation of the control lever lock is described in the Controls section page 37 Controls The controls include the following components 1 Control lever lock 2 Left control lever 3 Auxiliary port pedal 4 Left drive lever 5 Right drive lever 6 ...

Страница 38: ...Lower boom Raise boom Bucket crowd Bucket dump Left control lever A B C D Arm dump Arm crowd Swivel frame to the left Swivel frame to the right 3 Auxiliary port pedal The auxiliary port pedal is used to operate an implement 4 5 Left and right drive levers With the drive levers the excavator can be driven forwards and backwards and also turned The left drive lever controls the left track and the ri...

Страница 39: ...onents Fuse box The fuse box 1 is positioned inside the engine compartment on top of the coolant expansion reservoir Battery The battery 1 is positioned at the left side of the machine be hind the side cover Tool compartment The tool compartment 1 is positioned at the rear of the opera tor s seat ...

Страница 40: ...Assembly and functions 40 Fuel tank filler neck The fuel tank filler neck 1 is positioned under the fuel filler flap 2 at the front right side of the excavator The fuel filler flap can be locked ...

Страница 41: ...ure below is positioned at the rear of the swivel frame it is covered by a lockable cover 1 Main fuse 7 Fuel filter 2 Fuse box 8 Engine 3 Coolant expansion reservoir 9 Oil dipstick 4 Water separator 10 Oil filter 5 Air filter 11 Engine stop knob 6 Exhaust silencer 12 Radiator ...

Страница 42: ...v ers activate a pilot control circuit The accumulator figure below position 1 allows the boom and arm to be lowered in case of an engine failure The hydraulic oil tank contains the suction filter and the return filter 1 Accumulator 4 Hydraulic oil tank 2 Filler port 5 Sight glass for hydraulic oil level 3 Hydraulic oil tank cap 6 Hydraulic oil pump ...

Страница 43: ...hich allows the operator to use the crawler as a step Always stop the engine when leaving the excavator In exceptional cases e g for troubleshooting the excavator can also be left with the engine running The operator must make sure that the control levers are locked during such an operation The controls may only be used while the operator is sitting on the opera tor s seat During operation the ope...

Страница 44: ...ines must be switched off in coordination with their owner or provider and secured against making them live again When approaching overhead power lines any possible movements of the excavator must be taken into consid eration Unevenness of the ground or sloping the excavator can reduce the safe distance Wind can cause the overhead power lines to sway thus reducing the safe distance In case of a po...

Страница 45: ...odel is shown in the display Release the display selector switch to show the currently selected language To select the desired language repeatedly press the dis play selector switch until the desired language is shown Press and hold the display selector switch to store the se lected language Running in of the excavator During the first 50 hours of operation the following points should be adhered t...

Страница 46: ...xcavator Replace the safety instructions if necessary page 17 Checking the engine oil level Pull out the oil dipstick 1 and wipe it with a clean cloth Insert the oil dipstick completely and pull it out again The oil level should be in the A area If the oil level is too low add engine oil page 91 When the oil level is too high or too low the engine might get damaged during operation Checking the co...

Страница 47: ... operator s seat page 74 Check the V belt 1 for cracks and proper tension It should be possible to depress the V belt for about 10 mm If the tension is too low tighten the V belt page 90 Checking the exhaust system for leaks Check the exhaust system for leaks and security formation of cracks If the inspection is carried out when the engine is warm there is a risk of burns at the exhaust system If ...

Страница 48: ...line to the swivel frame and lower the boom to the ground Check the oil level in the sight glass 1 The oil level should be half way up the sight glass Carefully check the position of the hydraulic cylinders again before refilling For more in formation see the Refilling hydraulic oil section page 96 Checking the water separator of the fuel system Check the water separator 1 for water content and co...

Страница 49: ...zer as shown in the figure Lock the control lever stop the engine and remove the key See the Operating the controls during excavation work section page 61 Lubricate all grease points see figure below with grease see the Recommended lubricants section page 105 un til fresh grease emerges ...

Страница 50: ...0 During the first 50 hours of operation grease all grease nipples marked using Anti Seize grease Wipe emerged grease off immediately and store dirty cleaning cloths in the containers provided until their disposal ...

Страница 51: ... make sure the control levers and the swivel frame are locked page 23 Getting on Move the left control console 2 up as far as possible by pulling the control lever lock 1 up The control console must remain in this position until the engine has started as the engine can only be started in this position Get on the excavator by using the crawler as a step Sit down on the operator s seat Adjusting the...

Страница 52: ...s spring tension heavier operator turning the grip to wards reduces spring tension lighter operator Adjust the seat so that a comfortable cushioning is achieved Backrest adjustment By turning the adjustment grip 2 you can adjust the desired position of the backrest The backrest should be adjusted so that the operator can safely operate the control levers with the back resting completely on the bac...

Страница 53: ...e engine make the necessary operator station adjustments page 51 If the engine does not start immediately cease the starting procedure Wait a short time before reattempting a start If the engine does not start after several attempts contact skilled personnel If the battery is discharged jump start the excavator page 70 Do not use Start Pilot or similar substances as a starting aid Starting the eng...

Страница 54: ...osition and hold it there until the engine has started Release the starter switch Lower the left control console and make sure that the control lever lock engages Run the engine briefly at idling speed Operate the engine at low speed until operating temperature is reached Set the engine speed required for operation Move the throttle lever towards until the engine reaches the required speed Using t...

Страница 55: ...loose or broken if necessary contact skilled personnel Watch the coolant temperature gauge the bar should be inside the A range If the bar rises towards the H during excavator operation stop the engine immediately and check the coolant level in the expansion reservoir Do not open the radiator cap risk of scalding If the water level is below the LOW mark allow the engine to cool completely and add ...

Страница 56: ...ration page 43 Carry out pre operational services page 46 Start the engine page 53 Check the displays and indicators page 55 Ensure that the boom and the dozer are in the direction of travel as shown in the figure When driving with the excavator always observe the following safety instructions Lock the swivel frame page 23 When working on slopes observe the tilt of the excavator see figure Max lat...

Страница 57: ...e the dozer to the top position by pulling the dozer control lever 1 back Using the throttle lever 2 set the engine speed to the required value Adjusting the track width Adjust the desired track width prior to operation To do this Move the selector lever for the dozer extendable track width 1 fully upwards figure position When changing the track width figure below al ways make sure to touch the st...

Страница 58: ...ss through narrow places on level ground Changing the standard dozer width to narrow Pull out the lock pin 1 and remove the dozer extension 2 Attach the dozer extension as shown in the figure fit in the lock pin Use the same procedure for the other side left or right as well as for the adjustment of the track width from narrow to standard Driving Push both drive levers simultaneously forward to dr...

Страница 59: ...n of travel with the dozer at the front If the dozer is positioned at the rear the steering movements should be in the opposite direction When making turns be sure nobody is standing within the swing area of the excavator During driving Pull the left drive lever to neutral leave the right drive lever pushed forward A The excavator makes a left turn From a standing position Leave the right drive le...

Страница 60: ...ons The centre of the vehicle is its vertical axis A Turning on the spot to the right Driving uphill and downhill Exercise extreme caution when driving up and down a slope Do not use the travel speed button When driving on gradients raise the bucket approx 200 to 400 mm A above the ground see figure When driving on gradients let the bucket slide over the ground if the terrain allows it ...

Страница 61: ...ays observe the following safety instructions when working with the excavator Never crush concrete or boulders using side boom swings with the bucket Do not use the dropping action of the bucket for excavation Never fully extend the cylinders Always keep a certain safety margin especially when operating with a breaker accessory Never use the bucket as a hammer to drive posts into the ground Do not...

Страница 62: ...lways lower the dozer completely onto the ground Notes for using wider and deeper buckets When using a wider or deeper bucket take care when swinging or pulling in the front attachments that the bucket does not hit the canopy Operating the dozer When working with the dozer operate both drive levers with the left hand and the dozer control lever with the right hand To lift the dozer pull the dozer ...

Страница 63: ...he boom pull the right control lever figure posi tion back The hydraulic cylinder of the boom is equipped with a cushioning function which prevents the exca vated material in the bucket from falling out When the hydraulic system operating temperature is low the cushioning is delayed for approx 3 to 5 s This delay is due to the viscosity of the hydraulic oil and is not a malfunction To lower the bo...

Страница 64: ...control lever back figure position The arm moves as shown in the figure Operating the bucket To crowd digging the bucket move the right control lever to the left figure position To dump empty the bucket move the right control lever to the right figure position When crowding the bucket take care that the teeth do not hit the dozer ...

Страница 65: ...vel area during the movement Swivel carefully to avoid any contact of the front attachments with adjacent objects To turn anticlockwise move the left control lever to the left figure position To turn clockwise move the left control lever to the right figure position The turning operation takes place as shown in the figure ...

Страница 66: ...e locking flap Fold the locking flap when the boom swing pedal is not in use Operating the auxiliary port Implements are operated using the auxiliary port Only implements approved by KUBOTA may be used The implements must be operated in accordance with the operating instructions supplied with them For auxiliary port specifications see the Specifications section page 32 The auxiliary port pedal fig...

Страница 67: ...ary port pedal is not in use Return change over valve The change over valve has two settings When direct return flow 3 is enabled the return flow is di rected from the implement to the hydraulic oil tank The return flow is via the right port at the arm only When indirect return flow 2 is enabled the return flow is directed from the implement to the hydraulic oil tank via the control valve In that ...

Страница 68: ...Reduce the engine speed to idle speed Turn the starter switch 1 to the STOP position remove the key The key must remain with the operator Open the seat belt and lock the swivel frame and the control levers page 23 Check the excavator for external damage and for leaks Any defects must be repaired before the next start In case of a heavy accumulation of dirt in the area of the tracks and the hinges ...

Страница 69: ...in the cooling system page 89 If necessary add antifreeze until the protec tion ranges from 25 C to 40 C Operation during the winter season The excavator must be cleaned after work is finished page 89 Special attention must be paid to the crawlers the front attachments and the piston rods of the hydraulic cylinders If the excavator is cleaned with a water jet it must then be parked in a dry frost ...

Страница 70: ... the excavator Do not use the negative terminal of the excavator battery The connecting point on the frame must be blank and clean Start the helping vehicle and let it run at a higher idle speed Start the excavator and let it run Check if the charge lamp turns off after starting Disconnect the jumper cable at the frame of the excavator first and then at the negative terminal of the helping vehicle...

Страница 71: ...ra tion after the malfunction has been eliminated Manual lowering of the front attachments The boom and arm can be lowered in case of an engine failure or if malfunctions occur in the hydraulic system The starter switch is in the RUN position If necessary lower the boom and the arm with the control lever as described in the Operating the controls during excavation work section page 61 Make sure no...

Страница 72: ... Stop the engine Open the fuel filler flap page 75 Open the filler cap 1 Fill in diesel fuel The fuel display 2 is positioned next to the filler plug When the fuel tank is almost full only 2 L missing the display indicator starts moving to wards F full Check the display to avoid overfill ing Clean the air tank ventilation 3 inside the filler cap Mud at the ventilation causes a depression inside th...

Страница 73: ...defective fuse from the fuse box 1 and re place it The fuse layout is shown in the next section Replace the corresponding defective main fuse or alternator circuit fuse in the fuse holder 2 Fuse layout of the fuse box No Capacity Circuit 1 5 A Preheating system 2 5 A Main fuse for the anti theft system 3 15 A Charging socket 4 10 A Fuse for the anti theft system 5 5 A Automatic starter release 6 1...

Страница 74: ... the engine compartment cover Insert the key in the lock 1 of the engine compartment cover turn it clockwise then depress the lock Open the engine compartment cover and lock it using the lock 1 To close unlock the lock and press the engine compart ment cover into the lock Insert the key into the lock and turn counter clockwise to lock the engine compartment cover ...

Страница 75: ...side cover 2 To close shut the left side cover and tighten the wing nut then refit the rubber mat Opening and closing the fuel filler flap Insert the key in the lock 1 of the fuel filler flap 2 turn it anti clockwise then open the fuel filler flap To close the fuel filler flap depress the flap Insert the key into the lock and turn it clockwise to lock the fuel filler flap ...

Страница 76: ...he operator s seat Tilt the operator s seat page 74 Remove both wing screws 1 and the cover 2 To mount attach the cover and tighten the wing screws Replacing the bucket When replacing the bucket make sure to wear an eye protection a helmet and protective gloves During attaching and detaching chippings and burrs may occur at the bolts or bushings These may cause severe injuries Never use your finge...

Страница 77: ...re that the indicator light is illuminated when leaving the machine The vehicle comes with two different types of key Black individual key This key is used to start the engine The engine can be started by inserting the key and turning it to the START position To be able to start the engine with a black key it must be registered using the red key The engine can be started only with a key that was r...

Страница 78: ... signal will be turned off Do not use several of these keys in a bunch This could lead to electrical interfering frequencies which might prevent the motor from starting Use only the special KUBOTA key ring Other key rings can lead to signal failures between the key and main key switch and the engine can possibly not start or a key registration cannot be performed After receiving the set of keys se...

Страница 79: ...l position Starting the excavator is only allowed when the operator is sitting on the operator s seat Do not allow the engine to run indoors unless the room is equipped with an exhaust gas extrac tion system or otherwise well ventilated The exhaust gas contains carbon monoxide a colour less odourless and lethal gas 1 Insert red key into the starter switch Do not turn the key at this point If the k...

Страница 80: ...ulled out of the starter switch the display will show the Finish pull out black key message Follow steps 5 to 8 to register a spare key Up to four black keys can be registered 10 Turn the key to the RUN position to finish the registration procedure 11 One after the other insert all registered black keys into the starter switch and check whether the engine can be started using these keys If a regis...

Страница 81: ...ing the safety on and around the excavator must always be ensured If troubleshooting of the excavator calls for the bucket being raised the operator may not stand in the area of the front attachments unless the front attachments are secured against inadvertent lowering by suitable meas ures Troubleshooting Pre operational services Malfunction Possible cause Repair Start up No function available wh...

Страница 82: ...e too high overheated Engine oil level too low Check the engine oil level add oil if necessary page 46 V belt too loose Check and adjust the V belt ten sion page 90 Charge lamp lights up Defective fuse in alternator circuit Replace the fuses page 73 Deviation in driving direction of excavator Crawler tension adjusted incor rectly Check and adjust the crawler tension if necessary page 100 No pilot ...

Страница 83: ...on after the external ignition contact skilled personnel Yellow Starting proce dure with low ered control console Engine does not start up Lift the control console and repeat the starting proce dure Yellow Maintenance due Run the mainte nance procedure Yellow Wrong key Use correct key Try starting the engine with the red key for reg istration Engine does not start Try starting the engine with the ...

Страница 84: ... starting by removal of the key The bucket must always be lowered to the ground for servicing The bucket must always be lowered to the ground for servicing When defects are detected during servicing or maintenance the excavator may only be operated after the defects are remedied Repairs may only be carried out by trained personnel When carrying out maintenance and care activities always make sure ...

Страница 85: ... end attach ments daily 49 Checking the radiator and oil cooler daily 47 Check electric cables and connections daily 102 Check water separator daily 48 Check V belt daily 47 Lubricate the swivel gear 50 h 99 Battery service 50 h 97 Tracks and chassis clean visually inspect and check tension weekly 50 h 100 Check nuts and bolts 100 h 103 Check clean air filter 1 200 h 94 Grease the pitch bearing 20...

Страница 86: ...nt end attach ments daily 49 Checking the radiator and oil cooler daily 47 Check electric cables and connections daily 102 Check water separator daily 48 Check V belt daily 47 Lubricate the swivel gear 50 h 99 Battery service 50 h 97 Tracks and chassis clean visually inspect and check tension weekly 50 h 100 Check nuts and bolts 100 h 103 Check clean air filter 1 200 h 94 Grease the pitch bearing ...

Страница 87: ...1000 h 94 Change running gear and track roller oil Please contact your KUBOTA dealer 2000 h Check alternator and starter motor Please contact your KUBOTA dealer 2000 h Check electric cables and connections Please contact your KUBOTA dealer annually 102 Safety inspection annually 107 Replace the coolant and rinse the cooling system every 2 years 93 Change hydraulic hoses Please contact your KUBOTA ...

Страница 88: ...00 h Replace the in line filter Please contact your KUBOTA dealer 1000 h Replace the air filter elements 1 1000 h 94 Change running gear and track roller oil Please contact your KUBOTA dealer 2000 h Check alternator and starter motor Please contact your KUBOTA dealer 2000 h Check electric cables and connections Please contact your KUBOTA dealer annually 102 Safety inspection annually 107 Replace t...

Страница 89: ...r gets into the electrical system Use a plastic cleaner for plastic parts Maintenance Adhere to the instructions for regular servicing to keep the excavator in good condition Re filling the coolant Check the antifreeze content with an antifreeze tester The protection should be for 25 C The antifreeze portion of the coolant should not exceed 50 Open the engine compartment cover page 74 Open the coo...

Страница 90: ...adiator 1 and 2 from the engine side with a water jet or with compressed air Do not use high pressure cleaners Check the radiator for damage after cleaning it Close the engine compartment cover and the left side cover Checking and adjusting the V belt tension Open the engine compartment cover under the operator s seat page 76 Depress the V belt 1 at point A The V belt deflection should be approx 8...

Страница 91: ...compartment covers Replacing the engine oil and oil filter The engine oil change must be carried out while the engine is warm Caution the engine oil and the oil filter are very hot risk of scalding Place an oil pan with a capacity of about 5 L under the engine oil drain The engine oil should not be allowed to seep into the earth and it must be discarded like the oil filter in accordance with the a...

Страница 92: ...e The engine oil pressure indicator should disappear immediately after the engine has started if not stop the engine immediately and notify trained personnel Screw in the oil filler cap Let the engine run for approx 2 minutes and then stop it Check the oil level after 5 minutes Pull out the oil dipstick 1 and wipe it with a clean cloth Insert the oil dipstick completely and pull it out again The o...

Страница 93: ...stem if the coolant is very dirty To do this spray water without additives into the cooling system with a hose through the filler opening until clear water emerges at the outlet Close the central drain Remove the coolant expansion reservoir 1 and drain it cleaning it if necessary Refit the reservoir Fill the premixed coolant into the radiator and expansion reservoir Do not operate the cooling syst...

Страница 94: ... it is damaged or too much dust has accumulated on it Do not clean the filter element with fluids Never operate the engine without the air filter elements Clean the outer filter element with compressed air max 5 bar from the inside out without damaging the filter element Wear eye protection for this service Insert the outer air filter element and the cover with the TOP mark up Close the engine com...

Страница 95: ...pty the cup 4 and clean it with clean diesel fuel Replace the sealing ring 2 Apply a light coat of diesel fuel onto the sealing ring Assemble the components in the order shown Make sure to insert the floater 1 Tighten the filter cup retainer 3 by hand Do not use a tool Reset the cock vertically to the O position Bleed the fuel system page 72 Check the water separator for leaks at the same time Dra...

Страница 96: ...dable track width to standard track width align the front attachments with the swing mechanism in a straight line to the swivel frame and lower the boom to the ground Open the fuel filler flap page 75 Remove the oil filler cap 1 Insert a clean funnel with strainer into the filler opening Fill hydraulic oil to half way up the sight glass 1 Screw in the oil filler cap Start the excavator and operate...

Страница 97: ...ys close the left side cover after the work is done Battery service Regular maintenance can extend the life cycle of the battery considerably Check the battery 1 for tightness tighten with nuts 3 and 5 if necessary Check the battery terminal 2 and 4 for cleanliness clean ing it if necessary and covering it with petroleum jelly Be careful when cleaning the positive terminal risk of short circuit Do...

Страница 98: ...e side so that contact with the negative terminal is excluded Remove the positive terminal cover Connect the battery charger to the battery according to the regulations of the charger manufacturer Choose the normal gentle charging method Clean the battery after charging and replenish the electrolyte if necessary Checking the battery Charge the battery page 98 Check the acid density with a hydromet...

Страница 99: ...gun Grease at each 90 position of the swivel gear Fill a total of approx 50 g of grease 20 30 shots with the grease gun See the Recommended lubri cants section page 105 Start the excavator and swivel the swivel frame 360 sev eral times in succession to distribute the grease evenly When moving the swivel frame make sure no person or material is in the swivel area Greasing the swivel bearing Fill gr...

Страница 100: ...figure Lower the front attachments on the ground and raise the excavator about 200 mm off the ground on one side Have a guide supervise the procedure Support the excavator with appropriate supporting material observing the vehicle weight Checking the crawler tension The crawler seam 1 is half way between idler and idler sprocket Check the crawler sag as shown in the figure Crawler sag A 10 15 mm I...

Страница 101: ...change the oil when the drive unit is warm to the hand if not drive the excavator warm Park the excavator on level ground so that the drain plug figure below position 2 is positioned at the bottom Place a catch tray with a minimum capacity of 2 L under the drain plug Remove the drain plug and let the oil drain completely Install the drain plug with a new sealing ring on it Remove the oil filler pl...

Страница 102: ...nded lubricants section page 105 Insert the rubber boot in the console Carry out the service for the second control lever Checking the electric cables and connections Check all accessible electric cables connectors and connections for condition and security Repair or replace damaged parts Check the fuse box and fuse holders for oxidation and dirt clean if necessary ...

Страница 103: ... 0 M 14 107 9 125 5 11 0 12 8 123 6 147 1 12 6 15 0 166 7 196 1 17 0 20 0 M 16 166 7 191 2 17 0 19 5 196 1 225 6 20 0 23 0 259 9 304 0 26 5 31 0 M 20 333 4 392 3 34 0 40 0 367 7 431 5 37 5 44 0 519 8 568 8 53 0 58 0 Note When mounting the canopy tighten 9 T screws with 7 T tightening torques Tightening torque for hose clamps Size Torque in Nm 13 20 3 5 15 24 3 5 22 32 3 5 5 26 38 3 5 5 40 60 3 5 5...

Страница 104: ...110 120 18x2 M26x1 5 36 130 140 22x2 M30x2 41 140 160 25x2 5 M36x2 27 60 65 15x1 5 M22x1 5 for ED 2 only Tightening torque for hydraulic adapters Thread Wrench size Torque in Nm Pipe size Thread 1 8 14 15 20 4x1 M10x1 0 1 8 17 25 35 6x1 M12x1 5 1 4 19 34 45 8x1 M14x1 5 1 4 19 22 40 55 10x1 5 M16x1 5 3 8 22 24 45 65 12x1 5 M18x1 5 1 2 27 70 80 15x1 5 M22x1 5 1 2 27 80 90 16x2 M24x1 5 3 4 32 100 120...

Страница 105: ...3 30 SAE 30 Shell Rimula 30 Mobil Delvac 1330 XD 3 Extra 30 Shell Rotella T40 XD 3 40 SAE 40 Shell Rimula 40 Mobil Delvac 1340 XD 3 Extra 40 In summer or at high ambient temperatures SAE 50 Shell Rimula 50 Mobil Delvac 1350 1 All weather engine oil Multipurpose Shell Rotella T15W XD 3 15W40 XD 3 Extra 15W 40 MIL L 2104C MIL L 2104D SAE 75 Shell Oil S 8643 Mobilube HD80W 90 In winter or at low tem ...

Страница 106: ...airs are carried out on supporting parts for example welding on frame parts the work must be checked by an expert After repairs the excavator may only be taken into operation if its proper operation has been determined For this check particular attention must be paid to the repaired parts and the safety devices ...

Страница 107: ... not be influenced by personal economic or company interests The inspection is a visual and functional check of all components for condition and com pleteness and of the effectiveness of the safety devices The performance of the inspection must be documented as an inspection report containing at least the follow ing information Date and scope of the inspection indicating all pending checks Result ...

Страница 108: ...Storage conditions The storage place must have a sufficient bearing capacity for the weight of the excavator The storage place must be frost free dry and well ventilated Measures before taking out of service Clean and dry the excavator thoroughly page 89 Check the hydraulic oil level add oil if necessary page 48 Change the engine oil and oil filter page 91 Drive the excavator to the storage place ...

Страница 109: ...8 Check the safety devices for proper operation Carry out pre operational services page 46 If defects are detected whilst starting the machine the exca vator may only be started up after the defects have been repaired If the safety inspection is due while the vehicle has been taken out of service the inspection must be per formed before start up Start the engine page 53 Run the excavator at idle a...

Страница 110: ...essory 6 Over side long arm accessory Dimensions for the arm see table Arm version in the section Dimensions page 31 Do not lift loads which exceed the values indicated in the lifting capacity tables The values given in the tables apply only to level and hard grounds When working on soft ground the machine can tip over easily as the load is concentrated on one side only and the track or the dozer ...

Страница 111: ...Lifting capacity of the excavator 111 Max lifting load during swivel operation is 360 Standard arm vs long arm l ...

Страница 112: ...0 6 1 0 63 6 8 0 70 4 9 0 50 3 6 0 37 2 7 0 27 1000 9 2 0 94 5 8 0 60 4 1 0 42 3 0 0 31 1500 4 5 0 46 3 1 0 31 2000 2500 Lifting capacity over front end dozer blade up MODEL U17 3 SPECIFICATION CANOPY VERSION WITH RUBBER CRAWLER KBM Standard ARM kN t LOAD RADIUS mm Height mm Mini mum 1500 2000 2500 3000 Maxi mum 4500 4000 3500 3000 2500 2 4 0 25 2000 2 6 0 27 2 4 0 25 1500 4 4 0 45 3 4 0 34 2 4 0 ...

Страница 113: ...1 0 63 4 2 0 43 2 7 0 28 2 0 0 20 1 6 0 16 1000 9 1 0 93 4 3 0 43 2 7 0 28 2 0 0 20 1500 4 3 0 44 2 8 0 28 2000 2500 Lifting capacity over front end dozer blade down MODEL U17 3 SPECIFICATION CANOPY VERSION WITH RUBBER CRAWLER KBM Long ARM kN t LOAD RADIUS mm Height mm Mini mum 1500 2000 2500 3000 Maxi mum 4500 4000 3500 3000 2 3 0 24 2500 2 5 0 26 2000 2 5 0 26 2 7 0 27 1500 3 0 0 31 3 0 0 30 2 8...

Страница 114: ... 5 3 0 54 4 3 0 44 2 8 0 28 2 0 0 21 1 6 0 16 1000 7 7 0 79 4 4 0 44 2 8 0 28 2 0 0 20 1500 4 4 0 45 2 8 0 29 2000 2500 Lifting capacity over side track width 1240 mm MODEL U17 3 SPECIFICATION CANOPY VERSION WITH RUBBER CRAWLER KBM Long ARM kN t LOAD RADIUS mm Height mm Mini mum 1500 2000 2500 3000 Maxi mum 4500 4000 3500 3000 2 3 0 24 2500 2 2 0 22 2000 2 2 0 22 1 6 0 17 1500 3 0 0 31 2 1 0 22 1 ...

Страница 115: ...mounted with a clip on pedestal 2 at the rear end of the canopy The rotary beacon is switched on and off with the rotary beacon switch page 68 KUBOTA long arm An optional long arm is available Equipment Name Type Field of application U17 3 Arm Long arm A 1100 mm Deep digging and light excavation works KUBOTA pipe safety valve The pipe safety valve prevents the load from suddenly lowering during li...

Страница 116: ...e safety valve before using the excavator Do not carry out any excavating work if the lead seal is not in place or the pipe safety valve is damaged It is not allowed to swing the boom during lifting operation KUBOTA quick coupling systems and equipments The quick coupling system is designed to be mounted with pins at the arm and the bucket linkage It is designed to receive KUBOTA bucket accessorie...

Страница 117: ...Accessories 117 ...

Страница 118: ......

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