Home

U48-4 Operator Manual

Contents

1. OVER FRONT BLADE UP OVER FRONT BLADE DOWN OVER SIDE c6 ALIDVdVO ONILAN STANDARD ARM U48 4 RUBBER TRACK CAB LIFT POINT RADIUS m kg LIFT POINT RADIUS m kg LIFT POINT RADIUS m kg So Ste on a 1 0 4 0 1 0 1 13 o 29 Sa LIFT POINT HEIGHT m LIFT POINT HEIGHT m 20 Sa o gt so 8a D 29 Sn 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Ss ow OVER FRONT BLADE UP OVER FRONT BLADE DOWN OVER SIDE ALIDVdVO ONILAN 6 U48 4 STANDARD ARM STEEL TRACK CANOPY kN kN kN LIFT POINT RADIUS m kg LIFT POINT RADIUS m kg LIFT POINT RADIUS m kg To So on 7 0 4 0 0 0 1 12 o 29 Sa LIFT POINT HEIGHT m LIFT POINT HEIGHT m LIFT POINT HEIGHT m eo 8a So an so Sa so 8a 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Ss o o OVER FRONT BLADE UP OVER FRONT BLADE DOW
2. k 2 1BAAABYAP061A 1BAAABYAP061C 1 1 Icon 1 Switch 2 2 Mode No 2 Switch 3 3 Switch 5 3 Icon 4 Take the following steps to set the icons Types of AUX icons Each time the switch 4 is pressed the setting cursor arrow mark shifts position Move the cursor above the icon 1BAAABYAP061B 1 Setting cursor arrow mark 2 Icon 3 Switch 4 6 Clamshell 2 7 Breaker 3 8 Tilt bucket 4 Grapple 9 Blank disable 5 Auger 42 EXCAVATOR OPERATION NOTE There is no relationship between the icons and the flow control settings Select icons to suit the images of attachments to be connected e In an action mode with the disable icon preset such action mode is skipped even if selected Take an example of the following settings AUX standard icon for action mode 1 Breaker icon for action mode 2 Disable icon for actions modes 3 4 and 5 Each time the AUX port enable switch switch 3 is pressed the display changes from action mode 1 action mode 2 to normal mode in this order Setting example Display sequence in selecting the modes 1234 0h 410 20 1BAAABYAP069A 2 1BAAABYAP061D Set the maximum flow volume for each AUX port Press the switch 4 to move the setting cursor
3. 1BAAABYAP 125E 1 Oil filling port 2 Engine oil dipstick A Required oil level range REGULAR CHECKS AND MAINTENANCE WORK 71 4 Let the engine idle for approx 5 min Check the engine oil level To check the engine oil level insert the engine oil dipstick completely into the respective port opening and pull out again If the oil level lies between both markings no oil must be added IMPORTANT e Regardless of the service hours an engine oil change is due every 1 year Engine oil volumes with engine oil filter ve Replacing Engine Oil Filter 1 Replace the oil filter cartridge at the same time as doing the engine oil change 2 Remove the cartridge with the supplied filter wrench 1BAAABYAP115A 1 Oil filter 3 Oil the O ring of the new oil filter cartridge lightly Then tighten the oil filter cartridge by hand Fill engine oil to the specified level Let the engine run for approx 5 min and make sure that the engine oil indicator lamp does not light up Then stop the engine and remove the key 6 The engine oil level is reduced by the amount of the filter capacity after the engine is started It is usually necessary to add oil atk IMPORTANT Always check the oil level after having exchanged the filter EVERY 500 SERVICE HOURS Do all 50 100 and 250 hour servicing at the same time H Drive
4. 1 Auxiliary Electric Slow Blow Fuse Slow blow fuse is provided to protect the electrical circuits If the fusible link is blown check the electrical circuits for trouble and then replace with a new compatible slow blow fuse A B 80A Alternator C 50A Main Power D 50A Engine Stop Cab Relay Blower Motor Replacement procedure 80 Amp Slow blow fuse 1 Disconnect the negative cord of the battery 2 Remove the slow blow fuse case 1 Slow blow fuse case 3 Open the slow blow fuse case cap and cover then remove the bolts and draw out the slow blow fuse B 1BAAABYAPO91A 1 Slow blow fuse case cap 2 Cover 3 Bolt 4 Slow blow fuse B 84 TROUBLESHOOTING TROUBLESHOOTING If the excavator does not show the desired performance or when trouble arises refer to the table below and undertake appropriate measures Engine Trouble Cause Countermeasure BOGE levers INCOR Ig Bring lock lever into LOCK position position Check fuel tank and filter Fuel is too viscous Remove impurities and water If necessary replace filter Remove water from the fuel tank Starting Ait orwaterin thefu l Check fuel pipe joint bolts and nuts for looseness difficulties system Purging of the fuel system for fuel filter and injection pump see PURGING OF THE FUE
5. A L M 1BAABBLAPO19 Jz sl ee 1 Pilot control lock lever A Unlock B Locked A 1BAAABYAP100B A 20 to 40 cm 3 Activate the dozer control lever to raise the dozer 1BAAABYAP100G 1 1 Dozer control lever A Raise 2 Dozer B Lower Drive Levers Right Left A WARNING To avoid personal injury or death e When driving the excavator keep the dozer blade in front To move the excavator forward move the drive levers to A and to move in reverse move the drive levers to B with dozer blade in front If the dozer blade is behind operator station then the controls are reversed moving the excavator forward will require B and moving the excavator backwards will require A but this is not recommended Pushing the drive levers forward moves the excavator forwards and vice versa The front of the excavator is the side where the dozer is located the drive sprocket is in the rear of the excavator t T A Forward B Backward C Straight 1AAABANAP001B 1 Drive lever left 2 Drive lever right EXCAVATOR OPERATION 31 TURNS A CAUTION To avoid personal injury e Donot change direction on steep slopes or the excavator could tip over e Before changing direction beware of people in the work area HPivot Turn NOTE e Movement as illustrated is done with the dozer blade in fr
6. Hour meter indicator Ref No Check points Measures Interval 50 100 150 200 250 300 350 400 450 page clean every 200 hrs 69 2 1 Air filter O O replace every 1000 hrs 2 2 Air conditioner condenser clean O O every 200 hrs 70 check every 1 year 75 3 Air conditioner pipes and hoses replace every 2 years 76 4 Refrigerant gas check service as required 78 Hour meter indicator Ref No Check points Measures Interval 500 550 600 650 700 750 800 1000 page clean every 200 hrs 69 2 1 Air filter O O O J replace O every 1000 hrs 2 2 Air conditioner condenser clean O O O every 200 hrs 70 check every 1 year 75 3 Air conditioner pipes and hoses replace every 2 years 76 4 Refrigerant gas check service as reguired 78 IMPORTANT First operation 1 When using a hydraulic hammer change hydraulic oil and return filter according to the table on Hydraulic Oil Change Including Exchange of the Suction Filter in the Hydraulic Tank under EVERY 1000 SERVICE HOURS in the chapter REGULAR CHECKS AND MAINTENANCE WORK 2 Clean and replace the air filter more frequently if used under dusty conditions When the filter is very dirty from dusty conditions replace the filter 3 Replace only if necessary 4 Consult your local KUBOTA dealer for this service The items listed above marked are registered as emission related critical parts by KUBOTA in the U S EPA non
7. 0 0 0 0 Oo Oo O O O S a 1 2 3 4 5 1BAAABYAP001D 1 AUX port enable switch Switch 3 NOTE e If the pilot control lock lever is at the LOCKED position the following message appears onscreen Down this lever to the UNLOCKED position and then press the AUX port enable switch switch 3 Up Lever Lock 1BAABBLAP142B EXCAVATOR OPERATION 39 If the machine is equipped with the AUX 1 port move the AUX port knob of the right attachment control lever to the right to send oil to the AUX port 1 Move the AUX port knob of the right attachment control lever to the left to send oil to the AUX port 2 If the machine is equipped with the AUX 2 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 1BAAABYAP067B 1 Attachment control lever left A AUX port 1 2 Attachment control lever right B AUX port 2 C AUX port 3 D AUX port 4 IMPORTANT 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 40 EXCAVATOR OPERATION One way hold AUX 1 and 2 modes Press the one way hold switch of the right attachment control lever and the oil continu
8. Ww 1BAAABYAP083H 1BAABBLAP199P A 8 SAFE OPERATION 1 Part No RD809 5728 2 2 Part No RD458 5737 1 f AL INJURY 2 stlemptiong A C A U T I O N TO AVOID PERSONAL INJURY are in neutra while oper Do not open engine hood before stopping engine Only when engine does not stop with the key Pull back this stop button and hold it until the engine stops ACAUTI ON Never use boom dipper or bucket to hammer or beat sideways Excavator is not intended for these usages IMPORTANT L 1BAAABBAP120E 1BAAABYAP116E 3 Part No RD809 5727 1 CAB 3 Part No RC418 5727 4 CA A WARNING E WwW i TO AVOID PERSONAL INJURY OR DEATH TRAVER DIRECTION 2 Ge rraver vincono MA a excavator TO AVOID PERSONAL INJURY OR DEATH ponor arne ONT KNOW THE LOCATION OF THE DOZER BLADE Drive levers Before moving the excavator p The excavator will travel KNOW THE LOCATION OF THE DOZER BLADE YOU COULD BE in the direction of the dozer blade B is 5 CRUSHED when drive levers are moved away FRONT je The excavator will travel E from the operator Aid N in the direction of the dozer blade USE DO NOT OPERATE OO hen drive levers are moved away SEAT WITHOUT ROP USE SEAT BELT N DOZER BLADE from the operator YOU COULD BE 1BAAABBAP119E 1BAAAAQAP0790 4 Part No RD358 5745 1 A WARNING TO AVOID PERSONAL
9. A CAUTION To avoid personal injury When operating keep hands and body inside of the ROPS FOPS protective envelope e Do not touch the control levers and the pedals from outside the cab during the engine running EVERY 50 SERVICE HOURS Draining the Water from the Fuel Tank A CAUTION To avoid personal injury e Before draining the water from the fuel tank be sure to stop the engine and remove the key e Do not smoke during inspection 1 Open the cover 2 Open the drain cock D e TN by 1BAAABYAP191D 1 Cover A Open 2 Drain cock B Close Draining Water Separator Checking and Draining Water and dirt contained in fuel will settle down in the water separator When such foreign substances are deposited set the water separator handle to the CLOSE position Loosen the top screw first and then the bottom cock to let the foreign substances out of the separator Finally be sure to air bleed the fuel system Cleaning 1 Set the water separator handle to the CLOSE position 2 Loosen and remove the cup proper and clean its inside with light oil 3 Tighten up the cup proper Screw A Close Cup B Loosen Water separator handle C Tighten 1 2 3 4 Line 5 6 IMPORTANT e As water is collected the red float goes up When the float has reached the specified lin
10. 1 Front air outlet HH Control Panel 1 Air conditioner switch 2 Indicator light 3 Temperature control dial 4 Blower switch Air Conditioner Switch and Indicator Light Push this switch to activate the air conditioner An indicator light will light up when the switch is set to ON Push switch again to turn air conditioner off the indicator light will go off Temperature Control Dial Set this dial at the desired position to obtain the desired air temperature Turn the dial to the right to obtain cooler air Turn it to the left to obtain warmer air Blower Switch Air volume can be changed in three steps At the 3 position the largest air volume is obtained CHECKS BEFORE START 23 H Operation Heating 1 Adjust the blower 1 2 3 switch and the temperature control dial to achieve the desired temperature level Dehumidifying heating Press and turn on the air conditioner switch Turn on the blower 1 2 3 switch Adjust the temperature control dial to the COOL or an intermediate position to achieve the desired temperature level eae NOTE e Be sure to close the door while the air conditioner is ON otherwise you may overload the compressor Cooling 1 Press and turn on the air conditioner switch 2 Turn on the blower 1 2 3 switch 3 Adjust the temperature control dial to the COOL or an intermediate position to achie
11. local dealer Press Err low Stop the engine engine Stop Engine 1BAABBLAP137B Overvoltage This message appears ifa Immediately interrupt the jumper cable is connected to engine if with a 24V battery 12 a 24V battery or improper When the engine gets If this message still appears Over voltage device to get the engine restarted and is running with immediately ask for repair Sys Err x i i started or if the alternator is no message appearing it IBAABBLAR199B in trouble means there is no problem Overheat advance warning Water temperature Operate with the load a little rising Water temperature is rising lessened 13 somewhat higher than Check the radiator and other specified Water temp is Rising 1BAABBLAP140B components for clog Immediately clean them up LIST OF SCREENS 99 Problem or failure Machine behavior No Message What happened Provisional measure Gorrertion Refill the radiator with Leave the engine idling until coolant by its boiled over Cool down during this warning disappears amount Unclog the radiator overheat idling Do not stop the engine and other components The engine automatically because the coolant before use again 14 Over h at reduces rpm s avoid an temperature will increase Check also the hydraulic Engine to Idle overheat sharply and may boil and system for oil leak and other for cooling gush out Be sure to c
12. 1BAAABYAP096A 1BAAABSAP076A Rubber Tracks 1 1 Seam Mark 00 A 10 to 15 mm 2 Idler A 80 to 85 mm IMPORTANT e Make sure that no obstacles such as stones are caught in the track Remove such obstacles before adjusting the track tension Track seam The ends of the rubber track are joined with a seam When adjusting the tracks the seam must be positioned on the top midway between the idler and the sprocket If the seam is positioned incorrectly the tracks will be tensioned too loosely and a further readjustment will be necessary Rotate the track after adjustment one to two times to check the tension Additionally following points are to be observed when adjusting rubber tracks 1 If the track loosen more than 50 mm readjust them 2 Check track tension 50 hours after initial use and readjust if necessary Check and adjust thereafter every 50 service hours Special Information when Using Rubber Tracks When turning make a slow swing turn Avoid spin turns to reduce lug wear and entry of dirt The relief valve may be activated if too much dirt and sand clog the tracks In this case move the machine for a short distance straight backwards to let the earth and sand fall off then a turn can be made Avoid using rubber track on riverbeds stony underground ferro concrete and on iron plates The rubber can damage as well as
13. 48 TRANSPORTING THE EXCAVATOR ON A VEHICLE TRANSPORTING THE EXCAVATOR ON A VEHICLE A DANGER To avoid serious injury or death e No directional changes should be made when the excavator is on the ramp Should a change of direction be necessary drive off the ramp completely and make the turn When driving forwards or backwards onto the vehicle or when swinging the upper body make sure that neither the CAB or the gates of the vehicle will be damaged 1BAAACDAP180A e When the excavator reaches the point between the ramps and the bed halt and then move very slowly until the excavator reaches the horizontal position e Move the excavator onto the vehicle only with the arm completely pulled in e Do not jack up the machine using its boom to load or unload the excavator from the vehicle Doing this is dangerous Otherwise the CAB of the vehicle could be damaged when swinging around the upper body e Make sure the ramps are of sufficient capacity and securely connected to the vehicle to safety support the machine throughout the loading unloading operation HI Transporting on a Truck A WARNING To avoid personal injury or death e After loading the machine on the truck lower the bucket and dozer onto the truck bed Prepare a platform to load or unload the excavator Take following steps when using ramps 1 Apply the parking brakes of the vehicle and block the drive wheels f
14. 1BAAABYAP097A 1 Engine tachometer 10 CHECKS BEFORE START Glow indicator The indicator is displayed when the starter key is turned to the RUN position but the engine requires preheating Wait until the indicator goes out and then start the engine s 1234 0h O 5 i m SED Q 1BAAABYAP098A 1 Glow indicator HI Warning Lamp The warning lamp is used to indicate broken wire short circuit fuel shortage and other problems The warning lamp starts flashing in red if any problem occurs If the system senses a in warning signal the warning lamp starts flashing in yellow IMPORTANT e Ifthe warning illuminates do not just look at the meter carry out the appropriate inspection and correction accordingly See REGULAR CHECKS AND MAINTENANCE WORK section NOTE e if any warnings and problems are displayed an alarm buzzer will beep See LIST OF SCREENS section for detail See your KUBOTA dealer from details concerning care and maintenance o DG Ge ale 1 Warning lamp red yellow 1BAAABYAP001B HLCD Display for Warning Remaining fuel warning When the fuel level is very low the A lamp yellow starts flashing and the following message appears in the display Feed fuel 1BAABBLAP215B NOTE After a short
15. Contact your local dealer for repairs 6 Turn the key to the position START and release after the engine has started 7 Check if all warning lamps have gone out Should a warning lamp still be lit up stop the engine then remove the key and check for the cause IMPORTANT The starter motor draws a large current Avoid running it longer than 10 seconds continuously If the engine fails to start within 10 seconds set the key to the STOP position wait for 20 seconds or longer and repeat the above steps 5 thru 7 e If the battery is dead and must be connected to another battery with jumper cable be sure to use a 12V battery Never use a 24V batteries OPERATION OF THE ENGINE 25 NOTE e If you keep the pilot control lock lever at UNLOCK and try to start the engine Up Lever Lock appears on the meter panel and the engine cannot be started Before staring the engine make sure the pilot control lock lever is set at the LOCK position Up Lever Lock 1BAABBLAP142B e When the engine starts the meter may momentarily turn off and a beep may sound This is not a problem STARTING THE ENGINE UNDER COLD CONDITIONS A CAUTION To avoid personal injury e Make sure that the lock lever is in the lock position during warm up Start the engine in the following manner 1 Make sure the auto idle switch is at the OFF position lamp off 2 Pull the lock lever all the way back Lock position 3 Insert the
16. road emission regulation As the engine owner you are responsible for the performance of the required maintenance on the engine according to the above instruction Please see the warranty Statement in detail OPENING AND CLOSING OF COVERS HOpening Closing of the Engine Hood A CAUTION To avoid personal injury e Do not open the engine hood with the engine running unless in an emergency e Do not touch the exhaust muffler or the exhaust pipe serious burns can occur Insert the key into the key slot and turn it clockwise to unlock it And pull the catch to open the hood To close the hood push down it until it locks automatically Turn the key counterclockwise to lock the hood BS B 1BAAABYAP045A 1 Engine hood 2 Catch 3 Key hole MAINTENANCE 55 r ee of the Side Cover 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 2 To close the side cover hold it up a little more and pull the gas spring fixture stay to get it unlocked Lower the side cover until it clicks into its closed position 3 Turn the starter key counterclockwise to get the side cover locked SSOSSSSS ES SSSS SSS SS Sess SS S TS S RSS SS SSR SSS2SSS22SS SSSSSSS SSS STS S Qs 1BAAABYAP090A 1 Side cover 2 Catch
17. 4 normal status Numerical 7 7 display of tachometer readings 1BAABBLAP251B AUX port enable switch activated 1234 0h 5 AUX port enable screen 1BAAABYAPO030B 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 0 information mark appears onscreen press the information switch and detailed information will be displayed Notify your local dealer of this and other information LIST OF SCREENS No higesaae Problem or failure Machine behavior Correction 9 What happened Provisional measure Clock setting reguest ai 1 P i saul iS S Press Switch 5 to set the Set Clock hy y requiring to set the ook clock 1BAABBLAP255B Tilt up the lock lever Tilt up the pilot control lock This message indicates a NEE 2 oced ral i This message disappears by Upi Lever Look p P tilting up the pilot control lock 1BAABBLAP142B lever Tilt down the lock lever Tilt down the pilot control 1 mer lock lever 3 asa care M ngicates a This message disappears by Down Lever P B tilting down the pilot control Ok lock lever 1BAABBLAP257B Start the engine This message indicates a Siar he engne 4 This message then Start Engine procedural step disappears 1BAABBLAP258B Press Switch
18. CHECKS BEFORE START 19 CAB TYPE MACHINES HWiper Washer Switch To engage the wiper turn on the switch for the wiper when the starter key is in the RUN position A further push on the switch will activate the washer system Even when the wiper switch is in the OFF position the washer switch functions if it is pressed e Do not activate the washer switch if the tank for the cleaning fluid is empty the pump can be damaged e Do not activate the wiper switch if the window is dry In this case make sure that cleaning fluid is applied to the pane before activating the wiper e In frosty conditions make sure that the wiper blade is not frozen to the glass before switching on The motor can be damaged if the wiper system is used under such conditions ABAAABYAP 122A 1 Wiper switch Winterior Lamp To turn on the interior lamp set the interior lamp switch to the ON positions 1BAAABYAP043A 1 Interior lamp A ON 2 Interior lamp switch B OFF 20 CHECKS BEFORE START H Cab Light Switch To turn on the cab light set the starter switch to the RUN position and then the cab light switch to the ON position respectively ae a NN Ni Cat en a BAAABYAP040F s 1 Cab light switch HHeater Switch Turn the starter switch to the RUN position and turn the heater switch clockwise the heater fan will be activated and the cabi
19. Changing Radiator Coolant A CAUTION avoid personal injury When using anti freeze use protective clothing such as rubber gloves Anti freeze is poisonous e If you accidentally swallowed anti freeze seek medical attention at once When anti freeze comes in contact with the skin or clothing wash it off immediately e Do not mix different types of Anti freeze The mixture can produce a chemical reaction causing harmful substances e Anti freeze is extremely flammable and explosive under certain conditions Keep fire and children away from anti freeze e When draining fluids from the engine use a container underneath the engine body to catch the fluids e Do not pour waste onto the grounds down a drain or into any water source Also observe the relevant environmental protection regulations when disposing of anti freeze e If swallowed anti freeze is poisonous to people animals and birds REGULAR CHECKS AND MAINTENANCE WORK 77 Stop the engine then remove the key and wait until it has cooled down completely 1 Open the drain plug on the bottom of the radiator and drain coolant completely Should a recovery tank be equipped disconnect the line from the tank floor and then open the drain cock To clean rinse the radiator with water 3 Close the drain plug and fill the radiator and the recovery tank with coolant fluid Let the engine idle for about 5 min Stop the engine and remove the key 4 Ch
20. Excavator Weight 4875 kg 4785 kg Load Cable 1550 kN 158056 kgf Minimum Wire Diameter Safety factor 6 Tommi or more Excavator Weight With CAB steel tracks Steel wire 6X24 1AAABANAPO34A 4 Lifting 1 Lift slowly and safely 2 Do not enter the excavator area when lifting Diameter zinc plated not zinc plated 10 mm 3 8 45 8 KN 10296 Ibs 49 3 KN 11083 Ibs 12 5 mm 1 2 71 5 KN 16074 Ibs 77 KN 17310 Ibs 14 mm 9 16 89 7 KN 20165 Ibs 96 6 KN 21717 Ibs 16 mm 5 8 117 KN 26303 Ibs 126 KN 28326 Ibs 18 mm 45 64 148 KN 33272 Ibs 160 KN 35969 Ibs 6 Lifting 1 Lift slowly and safely 2 Do not enter the excavator area when lifting 3 Lift the excavator horizontally Modify cable or strap connections according to needs Maximum strength for example JIS G 35 25 6 x24 Diameter zinc plated not zinc plated 10 mm 3 8 45 8 KN 49 3 KN 12 5 mm 1 2 71 5 KN 77 KN 14 mm 9 16 89 7 KN 96 6 KN 16 mm 5 8 117 KN 126 KN 18 mm 45 64 148 KN 160 KN 52 MAINTENANCE MAINTENANCE MAINTENANCE INTERVALS i Hour meter indicator Ref No Check points Measures Interval 50 100 150 200 250
21. INJURY OR DEATH IN Do not push the dozer control lever into the float positionwhi le the machine is supported by the dozer blade 1BAAABYAP120E CANOPY 1BAAABYAP123A 1BAABBLAP199D 1 Part No RC108 5765 2 CAB SAFE OPERATION amp 9 1 Part No RD118 5763 1 Canopy ACAUTION HAND RAIL TO AVOID PERSONAL INJURY MOUNT AND DISMOUNT SAFELY WHEN ENTERING OR LEAVING THE OPERATOR S COMPARTMENT Maintain a three point contact with the steps and handrails Face the machine Never jump on or off the machine Never attempt to mount or dismount a moving machine Never use control levers as handles 1BAAGAAAP0140 2 Part No RC418 5753 2 HAND RAIL CAUTION TO AVOID PERSONAL INJURY MOUNT AND DISMOUNT SAFELY WHEN ENTERING OR LEAVING THE OPERATOR S COMPARTMENT 1 Maintain a three point contact with the steps and handrails 2 Face the machine 3 Never jump on or off the machine 4 Never attempt to mount or dismount a moving machine 5 Never use control levers as handles 1BAAGAAAP0160 3 Part No RC418 5732 3 A CAUTION LOCK H UNLOCK 2 TO AVOID PERSONAL INJURY Lock control lever before leaving compartment 1BAAABYAP138E N R 1BAABBLAP019K Pattern ACAUTION B To AVOID PERSONAL INJURY 1 Study control lever pattern and pattern B Then choose the
22. OTHER ADJUSTMENTS AND REPLACEMENTS PURGING OF THE FUEL SYSTEM Fill up the excavator with fuel gt Turn the starter key to the position RUN 3 The air in the fuel system will automatically be purged within one minute ma 1 Starter switch A STOP B RUN C START IMPORTANT e If the purging was insufficient the engine dies right after starting In this case repeat steps 2 to 3 again ADJUSTMENT OF TRACKS To loosen the tracks follow the following procedure A CAUTION To avoid personal injury e Do not loosen the grease nipple completely or too quickly Otherwise grease under high pressure in the tension cylinder could squirt out e Do not crawl under the excavator 1 Loosen the bolts and remove the cover 2 Using a socket wrench loosen the grease nipple a few turns 3 When grease oozes out from the thread rotate the track and loosen the track in the lifted position see illustration After adjustment is completed Using the socket wrench tighten the grease nipple Tightening torque must be between 98 to 108 N m ME TANT If the tracks are too tight wear is increased e If the tracks are too loose the track pads may collide with the sprocket and wear is increased The track may dislocate or come off Clean the track after every use Should the track tension be high due to sticking mud lift the track with the help of the boom arm and bucket idle the engine
23. Serial No KUBOTA Corporation 2 47 Shikitsuhigashi 1 Chome Naniwa ku Osaka 556 8601 JAPAN wooEL SERIAL No S ENGINE No I i PRODUCT IDENTIFICATION NUMBER 1BAAABSAP099A K AN L 1BAAABYAP125B 1 Engine serial No 2 TECHNICAL DATA TECHNICAL DATA KUBOTA EXCAVATOR Model name U48 4 Type Canopy CAB Operating weight kg 4685 4775 including operator s Type Water cooled 4 cycle diesel engine with 4 cylinder No air conditioner type ii deliname V2607 DI E3 BH 6 Air conditioner type V2607 DI E3 BH 4 Engine Total displacement cc 2615 Engine power SAE kW 31 2 J1955 gross Rated speed rpm 2200 Low idling speed rpm 1050 to 1200 Unit swing speed rpm 9 3 Travel Fast km h 4 9 speed Slow km h 2 8 Performance Ground pressure kPa 27 3 27 9 With operator kgf cm 0 278 0 285 Max climbing angle deg 36 20 Angle in case of deg 27 15 crossing slope Dozer Width x Height mm 1960 x 410 Boom swing angle Left rad deg 1 20 70 Right rad deg 0 96 55 Pressure Max L min 65 AUX 1 port connection displacement 37 AUX 2 port for MPa AUX1 port 20 6 AUX 2 17 2 ttach ts Max pressure e i kgf cm 210 175 Fuel tank capacity L 68 NOTE e Above dimensions are
24. 23 Filter in the pilot hydraulic system replace every 1000 hrs 72 24 Fuel injection nozzle injection pressure check every 1500 hrs 75 4 25 Front idler and track roller oil change every 2000 hrs 75 26 Alternator and starter motor check every 2000 hrs 75 27 Injection pump check every 3000 hrs 75 4 28 Radiator system rinse every 2 years 76 check every 200 hrs 69 29 Fuel line and Intake air line O O M replace every 2 years 78 3 500 thru 1000 continued to the following table MAINTENANCE F Hour meter indicator Ref No Check points Measures Interval 500 550 600 650 700 750 800 1000 page check Daily check 57 1 Coolant change every 2 years 76 2 Fuel check Daily check 58 check Daily check 58 3 Engine oil change O O every 250 hrs 70 check Daily check 59 4 Hydraulic oil change every 1000 hrs 73 1 Bucket and bucket Daily check 62 link pin 5 Grease front attachments Boom swing fulcrum Daily check 61 Others Daily check 62 6 Radiator and oil cooler check Daily check 60 7 Washer liguid check Daily check 61 8 Engine and electrical wiring check Daily check 61 9 Pre cleaner clean Daily check 61 10 Fuel tank Water separator drain O O O O O O O O every 50
25. 3 fr This message appears if the 5 AUX function is tried without Press the AUX port enable 7 Push pressing the AUX port switch enable switch 1BAAABYAPO31A Not eguipped with AUX2 Thumb function I The AUX2 port is tried on 6 INI machines not equipped with Not AUX2 Thumb AUX2 function Spec 1BAAABYAP032A 98 LIST OF SCREENS Problem or failure Machine behavior No Message What happened Provisional measure Comecon Not equipped with overload warning function This message appears if the overload warning switch is 7 pressed on machines not equipped with overload warning system 1BAAABYAP036A Out of fuel 8 Fuel is running out Add fuel Feed fuel 1BAABBLAP215B Fuel sensor error The fuel level indicator does Fi not appear on the _ meter Press the display 9 The fuel sensor system is in selector switch and the Immediately contact your Fuel Sensor Err 1BAABBLAP139B trouble normal display is switched back The machine s other functions are still operative local dealer Charging system error Charging systeni isin The machine works until the Immediately contact your L Charging Tone battery goes dead local dealer Sys Err The battery is not changing Yg i i 1BAABBLAP136B Engine oil pressure error The engine lubricating The engine may get burnt Immediately contact your 11 n system oil pressure is too out Immediately stop the Engine Oil
26. Periodic Check Passed shows up Immediately perform the specified servicing The periodic check screen can also be preset to be made to disappear manually only To do this it is necessary to select Periodic Check on the user setting menu For make this setting contact your local dealer CHECKS BEFORE START 15 Wif All the Check Points are not Displayed at a Glance on a Single Screen 1 Press the switch 4 2 Each time the switch 2 or 3 is pressed the check points scrolled up or down gt Engine Oil o Hyd Oil lis Motor ke ell v oe 1BAAABYAP022B 1 Switch 4 2 Switch 2 3 Switch 3 lt 500h Periodic Check Pa lt r Periodic Check Soon i Engine Oil Hyd Oil m Li E Press the switch 4 Travel Motor via 0 Press the switch 2 or 3 to scroll the check points up or down Hyd Oil Travel motor Gear Oil Travel Motor Gear Oil Engine Oil vjajejs Idler Track Roller Grease 1BAABBLAP154G 16 CHECKS BEFORE START 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 No Check points Measures Intervals 50 10
27. Pipe Boom Pipe Boom Pipe Arm 10 Hydraulic hose Swivel motor Control valve Swivel motor Control valve Rotary joint Rotary joint Travel motor Control valve Rotary joint 12 Hydraulic hose Angle cylinder Rotary joint Pipe 11 Hydraulic hose Travel motor NINNIN F FN E LM MIMI MLM MIM MH MH gt Pipe angle cylinder To prevent serious damage to the hydraulic system use only a KUBOTA genuine hydraulic hose RECOMMENDED OILS RECOMMENDED OILS 89 IMPORTANT 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 NI Application Viscosity Shell ExxonMobil MIL Standard In winter or by low temperatures In summer or by high ambient temperatures Engine oil All Season engine oil SAE 10W SAE 20W SAE 30 Shell Rotella T10W Shell Rimula 10W Shell Rotella T20W 2 Shell Rimula 20W 2 Shell Rotella T30 Shell Rimula 30 SAE 40 Shell Rotella T40 Shell Rimula 40 SAE 50 Multi purpose Shell Rimula 50 Shell Rotella T15W 40 MIL L 2104C MIL L 2104D In winter or by low temperatures In summer or by high ambient temperatures SAE Shell Oil S8643 Shell Spirax HD80W Shell Spirax HD90 Shell Spirax HD140 All weather gear oil pur
28. ala ces is aa a ops a i i E so a dates Sade raped shade a i 14 Periodic CHECK Kintautas oe Ju ia iki a a edn tiated a a A ties 15 If All the Check Points are not Displayed at a Glance on a Single Screen 15 When the Check up is Completed csecseecceecaecaecceeceaeececeeeceeceeeeeeeaeeeeeseeeeeeeeees 17 FIOM SWITCH Liss da aid ania i bai i ba a a ia E I a I a a i a as 17 Working Light SWIEGIN sci saniusa is i i ai i a ai a i i i a i 17 AUX Port Flow Rate Limit Switch iss iisen ee a aa 17 Auto lde SW e h e a a r a o i I a i kei i a aa uk a Eaa 18 Throttle Potentiometer sssini aa e aA A AE R EA AA AE AAEE EA 18 Travel Speed SWItCh i ccecescecsceecceeaeeeaeeeaenaaeeaaeeaaanaaaneaaeeaeeaaeaaaneaeceeecsaeeeeeeeeeeseeeees 18 CAB TYPE MACHINES 29 beats p Taa iais EEEren tE 19 Wiper Washer e 7 7 7 gt 7 gt 7272722222227 R E aR eaen Baaai 19 Interior tamp naan Ade aaa da a Dusia a das Le RA es 19 Gab bight SWiteh a oee aaa a aa aa i Aa a a a duce a aa aa 20 Heater SWICK sier i ee sin a ine elton tebe aes sabi ee 20 Opening Closing of CAB DOOF 4 nina imania eis ses erates cactins daveneteetateanacareetengeaanecees 20 Opening Closing of Front CAB WindOW cc cceeeeeeeeeeeeeeeeneeeeeeeeeeaaaeeeeeeeeeeeeneeneeeeees 21 Opening Closing of Side CAB WindOwW e ccccceeeeeeeeeeeeceeeeeeeeeeseeneeeeeeeeneeeeeeseneneeees 21 Emergency HAMMEF iii si ias i kai a ka a ai Andes Send k a i L a 21
29. 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 50 work hours Do not work with full rpm s and full loads during this period It is very important to run in your excavator properly in order to achieve its full performance and longevity During the running in the following points should be adhered to in all cases H Do not Work with Full Engine Rpm s or Full Loads during the First 50 Working Hours e Letthe engine warm up sufficiently in the cold season e Do not let the engine rev up more than necessary Oil Change in the Run in Stage The lubrication oil plays a specific and important role during the run in phase of the excavator The numerous movable parts are not yet run in so many fine metal particles are generated which can cause damage and shorten the life of many components Pay attention to the oil change intervals and complete them sooner than later See REGULAR CHECKS AND MAINTENANCE WORK section for more details on the oil change intervals Adjusting the Operator s Seat A CAUTION To avoid personal injury Make sure that the seat is completely secured after each adjustment 5 lt B Aa 1BAAABYAP037B A UNLOCK B UNLOCK C TO INCREASE TENSION D TO DECR
30. and remove mud from the track by rotating it Tension the tracks as specified 1 Loosen the bolt and remove the cover 2 Apply grease to the grease nipple DEDE S E 1 2 3 Grease nipple 4 Grease gun 3 Rubber Tracks Tension the track in the lifted position so that the distance A clearance between the track roller and the inside surface of the track see illustration in this case if there is a seam mark 90 on the inside surface of the track the seam mark oo is positioned on the top center between the idler and the sprocket Steel Tracks To check the track tension the track must be lifted from the ground as shown The track tension is correct if the clearance between the outer end of the track roller and the track interior surface corresponds to the dimension specified in the table below 80 OTHER ADJUSTMENTS AND REPLACEMENTS A DANGER To avoid serious injury or death e Do not work under the machine in this condition For your safety do not rely on hydraulically supported devices they may leak down and suddenly drop or be accidentally lowered A WARNING To avoid personal injury or death e When lifting the machine itself with an attachment place a safety block or safety post to prevent the machine from turning over Keep the lock lever for attachment control in the LOCK position Steel Tracks 1BAAABYAP136A 1 Drive sprocket
31. and ribs must be clean in order to avoid overheating the engine and to allow free flow of air through the cooling elements Pressure of compressed air must be under 205 kPa 2 1 kgf cm 30 psi Checking Washer Liquid If the windows washer is switched on with the washer liquid tank empty the motor may be damaged Always keep the tank filled 1BAABBLAP064B 1 Washer liquid tank Cleaning Pre Cleaner To clean the pre cleaner remove the wing nut and remove the pre cleaner bowl t E p CO 1BAAABYAP 119A A DUST LEVEL E 1 Wing nut 2 Pre cleaner bowl MAINTENANCE 61 Checking and Cleaning Engine and Electrical Wiring A CAUTION To avoid personal injury e Always stop the engine and remove the key before cleaning the wiring cables and engine Before starting check whether flammable substances have gathered on the battery the cables and wiring the muffler or on the engine Remove thoroughly Check the electrical circuitry for disconnections shorts or loose terminals Greasing Boom Swing Fulcrum Grease the marked grease nipples shown by arrows in the illustration below 1BAAABYAP191C Washing Whole Machine IMPORTANT e Do not wash the excavator with the engine running Water could enter the air filter and damage the engine Make sure that the air filter is kept
32. any jobs Just move the machine to a safe place local dealer 100 LIST OF SCREENS Problem or failure Machine behavior ne r What happened Provisional measure Comecon 12V short circuit The majority of systems fail 12v The engine may start and 20 12v The sensor s or switch s 12V the machine may move But Immediately contact your S 12N line is short circuited do not try any jobs local dealer Just move the machine to a 1BAABBLAP239B safe place CAN system error ey The communication CAN The engine may get started system is in trouble Some and the machine may move Immediately contact your 21 meter readings may be But do not try any jobs CAN Sys Err 2 local dealer erroneous or some switches Just move the machine to a SRAABBUAPAAGR may malfunction safe place General switching is sia in get restarted system error The general switching anche macnine CANONS p but the general switching 2 system is in trouble m i system fails Immediately contact your 22 This message appears only Versatile ee When the other systems local dealer when the general switching sgo Oprating SW LTE than the general switching function is preset effective i 1BAAABYAPO35B system function the job can be continued AUX1 port system The engine can getrestarted error and the machine can move but the AUX1 port system 23 m The AUX1 port system is in fails
33. arrow mark to the port 2 position of Thumb port at the right A Blank disable icon 1 Setting cursor arrow 2 Switch 4 1BAAABYAP070B 1 AUX 1 A AUX port 1 2 AUX 2 B AUX port 2 C AUX port 3 D AUX port 4 EXCAVATOR OPERATION 43 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 normal screen Set the bar to the lowest level no bar displayed and there will be no oil flow Then press the switch 4 to go to the next port and make the settings for all the other ports 0 0 E E 0 0 O O 2 3 4 5 1BAAABYAP061F S 1 Switch 1 5 o AUX port MAX Flow volume ae AUX 1 port AUX 2 port 1 Switch 2 Higher flow volume A MAX flow volume 2 Switch 3 Lower flow volume B Output interrupted MAX flow volume 75 37 3 Switch 4 Theoretical L min 20 9 87 NOTE MAX pressure ve 17 2 e Some attachments might not be activated even when MPa kgf cm psi 175 175 the bar level
34. avoid personal injury e Keep hands away from rotating parts IMPORTANT e Be sure to return the stop button to former position after the engine stops The engine stops when the starter key is turned off If the engine does not stop pull the stop button to stop the engine 1BAAABYAP041C 3 1 Stop button 2 Starter key HPrecautions in case of Overheat A CAUTION To avoid personal injury e Do not open the radiator cap during operation or just after shut down Otherwise steam or very hot coolant may gush out getting you scalded Make sure the radiator has cooled down enough before opening its cap If by any chance the coolant temperature rises close to or above the boiling point H on the water temperature gauge overheat condition take the following steps 1 Stop operating the machine Relieve the engine of any load 2 Do not shut off the engine suddenly Before shutting off the engine keep it idling under no load for about 5 minutes 3 Stay away from the engine or overflow for 10 minutes or until the steam overflow stops 4 Be sure that there is no danger of getting scalded Pinpoint and remove the cause of overheat referring to the TROUBLESHOOTING section Once the issue is resolved the engine may be restarted 28 EXCAVATOR OPERATION EXCAVATOR OPERATION RUNNING IN OF THE NEW EXCAVATOR The operation
35. based on the machine with rubber track e Specifications subject to change without notice x With unloaded digging bucket JPN STD Bucket x Firm compacted soil Operators must exercise extra caution and follow instructions in the operator s manual Worse condition or heavier attachment to the above will decrease climbing angle ROPS FORS structure complies with standards ISO 3471 ISO 3449 and OSHA regulations DESCRIPTION OF MACHINE PARTS 3 DESCRIPTION OF MACHINE PARTS a NS 1BAAABYAP236A z Vou LY I gt Z S TT77 7 EET 3 r B LT 1BAAABYAP237B 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 9 Seat 14 Boom 5 Bucket 10 Swing frame 15 Cab 4 INSTRUMENT PANEL AND CONTROL ELEMENTS INSTRUMENT PANEL AND CONTROL ELEMENTS HI Instrument Panel Switch D Se E Ss PhS r is CY A L D J 8 Q 24 1BAAABYAP220E 1 LCD display 3 Travel speed switch 5 Throttle potentiometer 7 Auto idle control switch 2 Horn switch 4 Starter switch 6 Working light switch 8 Beacon light switch Ref page Starter SWitCh inia cove ced ai i ia a
36. boom swing pedal when the boom swing function is not used Unit Swing Operation 1 Move the control lever to the left and the upper structure will turn to the left 2 Move the control lever to the right and the upper structure will turn to the right Unit Swing 3 1BAAABYAP192B E 1BAAGAAAPO HBoom Swing Operation 1 Flip the pedal lock up to unlock the pedal 2 Step on the left side of the pedal to swing the boom to the left 3 Step on the right side of the pedal to swing the boom to the right Boom Swing 1 Boom swing pedal 2 Pedal lock IMPORTANT e Do not operate the left attachment control lever abruptly from right to left or vice versa because the inertia may cause high impact loads on the swing gear and the swing motor shortening the life of the excavator AUXILIARY PORT OPERATION EXCAVATOR OPERATION The auxiliary port enable switch is used to operate hydraulic attachment such as hammers HSelecting 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 Each time the AUX port enable switch switch 3 is pressed the action modes change over one after another And the icon and action mode number on the screen change accordingly Mode 0 AUX disable normal screen 1234 0h 10 20 Al i J No lighting Blin
37. dry Remove the mud before washing the machine 62 MAINTENANCE HI Greasing Front Attachments without Bucket Pin and Boom Swing Fulcrum A CAUTION To avoid personal injury e First lower all attachments on the ground then stop the engine and remove the key e While greasing take care not to step on the bucket teeth IMPORTANT When doing excavation work in water generously grease the following points After ending work grease again Grease the marked grease nipples shown by arrows in the illustration below 1 2 Arm bottom linkage 3 Boom cylinder boss 4 Arm cylinder boss 5 Bucket cylinder boss a 1BAAABYAP134A 1 Swing cylinder boss 1BAABBLAP363A 1 Dozer cylinder boss 2 Dozer linkage pin H Greasing Bucket Pin and Bucket Link Pin A CAUTION To avoid personal injury e First lower all attachments on the ground then stop the engine and remove the key e While greasing take care not to step on the bucket teeth IMPORTANT e When doing excavation work in water generously grease the following points After ending work grease again Grease the marked grease nipples shown by arrows in the illustration below 1BAABBLAP034C 1 Bucket link pin 2 Fixing pin between arm and bucket REGULAR CHECKS AND MAINTENANCE WORK 63 REGULAR CHECKS AND MAINTENANCE WORK
38. fuel is poured too slowly the buzzer will stop beeping When resumed normally the buzzer will start beeping To stop refueling halfway before filling up press the fuel level audible indication switch or simply stop refueling for a while The buzzer will stop sounding Coolant Temperature Gauge A CAUTION To avoid personal injury e Do not open the radiator cap during or just after operation Hot coolant may gush out and scald you Wait for the coolant to cool down before opening the cap With the starter key at the RUN position the coolant temperature is indicated s 1234 0h ji ml 1 22 O m E eD a 1BAAABYAP008B 1 Coolant temperature gauge If the coolant temperature indicator is near H take the steps below Depending on the coolant temperature the warning message Water temp is rising or Overheat Engine to idle for cooling appears In either case too follow the same procedure below 1 Discontinue the job 2 Reduce engine rpm s to idle and keep it at idle for 5 minutes 3 Stop the engine and check the following points 1 4 1 Low coolant level or leak 2 Fan belt tension 3 Mud or dust deposits on radiator 4 Hydraulic oil leak Overheat warning 1 If the coolant temperature becomes too high the message Water temp is Rising appears onscreen for a c
39. fuel tank fill the fuel into the tank before parking overnight 1 Check the fuel level by the fuel level indicator T ce H 1893 off 11 22 A Ca mN a 1BAAABYAP097B 1 Fuel gauge A EMPTY B FULL 2 If necessary open the cap and fill in fuel 1BAABBLAP362A 1 Fuel tank cap 2 Fuel level audible indication switch Fuel tank capacity 68 L Checking Engine Oil Level A CAUTION To avoid personal injury e Stop the engine and remove the key before checking the oil level IMPORTANT Use engine oil with the correct viscosity according to the outside temperature After stopping the engine and remove the key wait five minutes then check oil level Excavator must be on level ground Insert the engine oil dipstick fully into the prepared opening remove again and check the oil level if necessary fill with oil The machine must be on level ground when checking the oil level I E 1BAAABYAP125D 1 Engine oil dipstick 2 Oil filling port A Required oil level range Checking Hydraulic Oil Level A CAUTION To avoid personal injury Stop the engine and remove the key before checking the oil level IMPORTANT e Before filling oil wipe away all
40. i Eitt 75 Electrical Wiring and FUSES Sariai ale mase a Ka a ia i ii a a e 75 Checking the Electrical CirCuttisscsicec skisin ais dis Aa i i i i i i a A ii watdaens 75 Checking Air Conditioner Pipes and HOSES ccccceeeeeeeeeeneeeeeeeeeeeeeeeeeeeeeeeeenneeeeeeees 75 BIENNIAL SERVICING wresicetseedccoretrnthunds ni rini nd cra Katana oa i 76 Replacing Air Conditioner Pipes and HOSES ce ceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeesseeeteeeeeeees 76 Replacement of Radiator Hoses and Hose Clamps 0 eeseeeeeeeeeeeseeseeseeeesneeaes 76 Changing Radiator Coolant Li asis tenes Bieter area ea a nthe a 76 Replacing Fuel Hoses and Clamps c cccccceeceeeceeee eee eeeeeeeeeeeteneeeneeeeeeeeeeeeeteneteeeseeeeeees 77 Replacing Intake Air INe ainas asis a e cated i ius Sees a i I a kis 78 SERVICING AS REQUIRE D is ika a si a i a i i i a Aaa ais 78 Checking Amount of Refrigerant gas aaaaaa aaa aka aaa aaa aaa aaa aaa 78 OTHER ADJUSTMENTS AND REPLACEMENTG cceeeeeeeeeeeeeeeeeeeeesseeeeees 79 PURGING OF THE FUEL SYSTEM 21 is siisiisamia e ai ai 79 ADJUSTMENT OF TRACKS L uisiinoanioaiias a e sa ei i a i a a i nnmnnn reren 79 Special Information when Using Rubber Tracks aka aaa kasas aa aaa aaa 80 CHANGING THE BUCKET L tisiiunsinsaiainia ones ass i in ks ia ai o 81 FUS S Ai iii IS B aerial S a S eat oue 81 Replacing FSS etea a Patautunies me ae aa cas a N a AERA EENS 81 Fuse Capacities and Circuit
41. id i 6 EeiBiel Toj y A e iiie 7 Fuel gauge Water temperature gauge Le Hour meter Engine tachometer Glow lamp 0 0 0 0 i i azda do Plo A sal switch i itc verload warning swi S i E A lt 70 AUX port enable switch 1BAAABYAP0010 Information switch Display selector SWItCN ccceeeeeeeeeeeeeeeeeeeeeenneeeees 7 9 User setting switch Switch 1 Warning lampP cccccccccecceccceeeeeeeeeeeeeeeeeeeeeeeeeeeees 10 10 Switch 2 Horii Swit sausasis ii sasas ii sai ai aiski 17 11 AUX port enable switch Switch 3 i A 12 Information switch Switch 4 Working light SWitCh cceeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 17 13 Display selector switch Switch 5 Auto idle control SWitCN cccceeeceeeeeeeeeeeeeeeeeeeeeees 18 Throttle potentiometer ec eeeeeeeeeeeeeesnteeeeeeees 18 Travel speed SWItCN cece eeeeeeeeeeeeeeeeeeeeeeeeneeeeeeees 18 INSTRUMENT PANEL AND CONTROL ELEMENTS 5 E Control Pedals and Levers 1BAAABYAP040B 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 Ref page Drive lever left c cceeceeeeeeeeeeeeeeeeteeeetees 31 Attachment control lever left JLL 35 36 Boom swing pedal ccsseeeeeeeeeeeeeeeeenneeeees 36 DIN due R 31 Attachment control lever ri
42. on by pressing the switch M 2 O wah 2 a ue 1 Working light switch Night operation A CAUTION To avoid personal injury When the working light and CAB light alone do not provide sufficient visibility prepare additional stationary artificial lighting and observe safety rules for night work EAUX Port Flow Rate Limit Switch It is possible to freely readjust the actuator s maximum flow rate in the AUX operating mode See AUX PORT OPERATION section for detail 1BAAABYAP005B 1 AUX port flow rate limit switch 18 CHECKS BEFORE START H Auto Idle Switch The switch is used to enable and disable the Auto Idle control Enable Press the Auto Idle switch When the Auto Idle control is on the Auto Idle lamp stays on Disable Press the Auto Idle switch once again Now the Auto Idle control is deactivated The Auto Idle lamp goes out BAAABYAPO40G 1 Auto idle switch 2 Auto idle lamp Throttle Potentiometer 1 Sit down on the operator s seat and turn the throttle potentiometer clockwise toward the high speed and the engine revs up 2 To stop the engine turn the throttle potentiometer fully toward the low speed and keep the engine at the idling speed Then set the starter key to the STOP position N NC a ax rz O Tie WSO E 1 Les 1 Throttle potentiometer H Trav
43. one which is most familiar 2 Position the pattern selector lever in either the lowered position pattern A or the upward position pattern B 3 Engage lever lock to prevent accidental pattern change 4 Familiarize yourself with the pattern selected by operating Pattern slowly A 1BAAGAAAP0170 NON 1BAABBLAP051G 4 Part No RC788 5731 1 CAB type only A CAUTION TO AVOID PERSONAL INJURY ALWAYS KEEP DOOR LATCHED WHEN OPEN 1BAAEALAP002A 4 10 SAFE OPERATION 1 Part No RD148 5736 1 2 Part No RC418 5725 1 Diesel fuel only No fire Do not allow any persons within the working range LOW SULFUR FUEL OR ULTRA LOW SULFUR FUEL ONLY 1BAAGAAAP1000 1BAAGAAAP0240 3 Part No RC108 5718 1 4 Part No RC108 5714 1 A CAUTION TO AVOID PERSONAL INJURY NEVER OPEN BEFORE STOPPING ENGINE 1 BAAGAAAP0260 TO AVOID PERSONAL INJURY OR DEATH FROM A MACHINE RUNAWAY 1 Do not start engine by shorting across starter terminals 2 Start engine only from operator s seat 1BAAGAAAP0250 5 Part No RD118 5765 2 6 Part No RC788 5784 1 ee 1BAAGAAAP0310 1BAAEALAPO01A o 1BAAABYAP045G 1BAABBLAP032C SAFE OPERATION A 11 1 Part No TA040 4958 1 2 Part No RC418 5737 2 3 Part No 6C040 5559 1 Do
44. period of time the display comes back to normal After a short period of time the message shows up again e Even while in the normal display mode the warning lamp keeps on blinking To see what warning is being given out press the display selector switch The current warning can then be identified Battery charge warning If the starter key is turned to the RUN position without starting the engine and the charging lamp stays off the charging system has failed If such occurs immediately contact your local dealer for repair 2 Q tal a Charging O Sys Err G kg 1BAABBLAP178C 1 Charging lamp Engine oil pressure low warning When the engine oil pressure drops too low the A lamp red starts flashing and the following message appears in the display Immediately stop the engine and check the engine oil level Engine Oil o Press Err Stop Engine 1BAABBLAP179B 1 Oil lamp NOTE e If the starter key is turned to the RUN position without running the engine and the oil lamp stays off then the hydraulic system may have failed If such occurs immediately contact your local dealer for repair Various error warnings If any components are detected to be in trouble the following message appears onscreen See LIST OF SCREENS section Fuel
45. repaired immediately if any of the following defects are discovered Such defects may cause burns or injury They may also cause engine failure or serious engine damage e Scratches cracks or swelling in water hoses e Water leaks at joints or connecting points e Missing or damaged water hose protective sleeve or grommet Loose mounting bolt damaged bracket e Do not touch the water hoses or the heater with your hand You may get burned e If the window fails to defrost in extreme conditions or becomes cloudy when dehumidifying the CAB remove moisture with soft cloth Never block all of the air outlets system malfunction may occur 1 Check to see if the condenser fins are clogged with dirt If so loosen the bolts and tilt the condenser Remove the dirt using compressed air or a hose Tilt down the stopper in the direction to the locked position When cleaning wear eye protection Tilt down the oil cooler by loosening the two bolts to clean easily 2 Check the rubber hoses for damage and replace if cracked or old Check if the hose clamps are tight enough SN ee HBO LGL m 1BAAABYAP124A 1 Radiator 2 Oil cooler 3 Bolt 4 Stopper 1BAABBLAP242B 1 Radiator 2 Oil cooler 3 Stopper L 1BAABBLAP159A 1 Hose clamp 2 Rubber hose IMPORTANT e Radiator and oil cooler fins
46. side of operator s seat in either the lower position Pattern A or the upper position Pattern B Engage the lever lock to prevent accidental pattern change Familiarize yourself with the pattern selected by operating slowly Pattern Change 1 Disengage the lever lock to open the cover and position the pattern selector lever to the desired position 2 Close the cover and engage the lever lock 1BAAABYAP127A 1 Pattern selector lever Two Pattern Selection System TPSS 2 Lever lock A Pattern A B Pattern B 1BAAABYAP040X LA Lever Position Pattern A Pattern B Attachment A Boom down Arm up Control Lever B Boom up Arm crowd Left C Swing left Swing left D Swing right Swing right Attachment I Arm up Boom down Control Lever II Arm crowd Boom up Right II Bucket crowd Bucket crowd IV Bucket dump Bucket dump OPERATION OF THE BOOM To raise the boom pull the attachment control lever back The boom is equipped with a cushion cylinder which helps prevent excavated material in the bucket from falling out At low hydraulic oil temperature e g after starting the engine in cold weather the cushioning function will be effected for a short period of time approx 3 to 5 seconds This condition results from the viscosity of the hydraulic oil and is not a sign of malfunction The cushion cylinder will operate normally as the oil w
47. starter key into the starter switch 4 Turn the throttle potentiometer toward 4 high speed position 5 Set the starter key to the RUN position Hold the key at this position until the 00 mark on the display panel disappears Turn the starter key to the START position Once the engine starts release your hand from the key The key will return back to the RUN position 8 If the engine fails to start set the starter key to the STOP position and repeat the above steps 5 thru 7 No IMPORTANT e Let the engine warm up after start up for approx 10 minutes under no load conditions If the hydraulic fluid temperature is too low the operation will be affected Do not operate the excavator under full load until the engine has sufficiently warmed up 26 OPERATION OF THE ENGINE STARTING WITH AN AUXILIARY BATTERY A CAUTION To avoid personal injury e Battery gases can explode Do not smoke and keep sparks and flames away e Donot start the engine with an auxiliary battery if excavator battery is frozen e Do not connect the black jumper cable to the negative terminal of the excavator battery Observe Following Guidelines when Starting with an Auxiliary Battery 1 Bring the helping machine with the same battery voltage as near as possible to the excavator THE MACHINES MUST NOT COME IN CONTACT WITH EACH OTHER 2 Bring the levers and pedal of both vehicles in the neutral position and put the lock l
48. the LOCKED position Turn the key from the RUN position another click to the START position The starter motor is then activated to get the engine started Release your hand from the key and the key returns itself to the RUN position In other words once the engine has started be sure to free the key 6 q Jimi 8 D 1BAAAABYAP040C 1 Starter switch NOTE e Ifthe key is repositioned from RUN to STOP but not pulled out the message pull out key appears onscreen With the key off and pulled out nothing appears onscreen Status with the key off but not pulled out te 2 Pull out key AE 1BAABBLAP259B MDisplay Selector Switch 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 1000 2000 n min MODE 3 1234 0n 1BAAABDAP071A 1 Display selector switch AUX port in use MODE 1 a ke e Kole n min 1BAAABYAP005C 1 Display selector switch NOTE Even with the starter key not yet inserted press the electronic meter s user setting switch or the display selector switch and the LCD display shows the hour meter fuel gauge water temperature gauge and clock for 10 seconds CHECKS BEFORE START 7 HLCD Display f
49. the excavator at three points one on the boom and left and right of the dozer 2 Always use a shackle on each lifting hole when attaching the cables or straps 3 Keep the angle between the front and rear cables or straps within 51 1BAAABYAP056G 1 Cable or strap A 55 or less NOTE e While lifting carefully keep the machine well balanced with its center of gravity in mind e Do not lift the machine with the boom swinging or the upper structure swiveling 3 Tackle The weights of the excavators and the recommended tackle for lifting these loads are mentioned in the following table Choose components having enough strength LIFTING OF THE EXCAVATOR 51 3 Lift the excavator horizontally Modify cable or strap connections according to needs Maximum strength for example JIS G3525 2006 or ISO 4344 2004 6X24 Diameter zinc plated not zinc plated 14 mm 89 7 kN 96 6 kN 9 16 9146 kgf 9850 kgf 16mm 117 kN 126 kN 5 8 11930 kgf 12848 kgf 18 mm 148 kN 160 kN 45 64 15091 kgf 16315 kgf 20 mm 183 kN 197 kN 3 4 18660 kgf 20088 kgf 22 4mm 230 kN 247 KN 23453 kgf 25187 kgf 5 Lifting 1 Lift slowly and safely 2 Do not enter the excavator area when lifting 3 Lift the excavator horizontally Modify cable or strap connections according to needs Maximum strength for example JIS G 35 25 6 x24 CAB CANOPY
50. to one operating lever Make choice according to the type of machine 46 EXCAVATOR OPERATION 1 way or 2 way CIRCUIT SELECTION VALVE OPERATION A selection valve which selects 1 way or 2 way circuit of service port has been installed on the hydraulic tank 1 When equipment which needs a 1 way circuit will be used position the arrow by using the selector lever on the axis of the selection valve to the 1 way circuit position to reduce the back pressure 2 When equipment which needs a 2 way circuit will be used position the arrow on the axis of the selection valve to the 2 way circuit position NOTE e 1 way circuit HAMMER etc e 2 way circuit THUMB TILT BUCKET AUGER GRAPPLE etc N l U N l T J ae L 1BAAABYAP129B 1 Selection valve 2 Selector lever A CAUTION To avoid personal injury e Stop the engine before removing changing the eguipment e Release pressure in the hydraulic system before removing changing the eguipment See HOW TO RELEASE PRESSURE TRAPPED IN THE HYDRAULIC SYSTEM e Position the selection valve to the correct position either 1 way or 2 way circuit selection before mounting the equipment Always select the correct valve position before mounting the equipment 1 way or 2 way circuit selection to avoid sudden movement
51. unit Oil Change First Oil Change of the 50 hours A CAUTION To avoid personal injury Lower all attachments to the ground stop the engine and remove the key before undertaking the oil change 1 Rotate the track so that the drain plug of the drive unit is in the bottom position 2 Remove the drain plug to let the oil run out Screw in and tighten the drain plug again and fill with gear oil through the oil check port 3 Fill oil until it overflows out of the oil check port Oil change first oil change after 50 hrs then every 500 hrs or at least once a year 4 Use prescribed gear oil SAE 90 T NZ E ees a J 7 j j J J TAA O N Let fof hfe Fast ut PI LEAS 1BAABBLAP039C 1 Oil check port 2 Drain plug 3 Oil filling port Gear oil volume approx 0 9L 72 REGULAR CHECKS AND MAINTENANCE WORK Replacing Fuel Filter Cartridge A CAUTION To avoid personal injury e Keep fire away Remove the filter with the filter wrench Apply alight film of fuel to the seal of the new filter and turn in tightly by hand 3 Open the cock of the fuel filter again N e AA 1BAAABYAP125F 1 Fuel filter cartridge IMPORTANT After exchange of the filter the fuel system must be purged of air Repl
52. 0 5 Part No RD358 5785 1 CAB 4 1BAAABYAP137E 1BAAABYAP237C SAFE OPERATION A 13 1 Part No RD458 5748 3 N TX LIFTING CAPACITY LIFTING CAPACITY LIFTING CAPACITY LIFT OVER FRONT OVER FRONT OVER SIDE POINT BLADE DOWN BLADE UP HEIGHT Unt t kN kg Unt t kN kg Un t kN kg 4 he a ae ak The lin capacities are based on 180 10567 m LIFT POINT RADIUS m LIFT POINT RADIUS m LIFT POINT RADIUS m hard grounds When ting on Sado SA MS MIN 1 5 3 0 4 5 max miN 1 5f3 0 4 5 max min 1 5 3 0 4 5 MAX Tara io apy of the cae 2 db dip dip Ele stekes esc los 5 TT 83 TET 60 50 The lod point corresponds tothe front di GD 18D GD Gp GD bolt part of the arm 1 2 8 4 I 58 43 80 48 40 2 The machine positions are i over front GL A isp GD 4 fe ee GWD 660 an 410 Be dom eto Bake H di GD di GD Gi a ond i ves PRS DTT I BS OT 13 Ws ArT 3 The operating cylinder is the boom cylinder 1980 2110 C640 1980 010 1050 1990 2110 B40 3The bucket of the excavator the hook the sling 2 281 7 UA 28 1 8 5 ond other ing accessories are token into asin io i cng asi G consideration for the loads Machine with ROPS canopy and rubber crawler without bucket XR S 1BAABBLAP199J 7 CARE OF DANGER WARNING AND CAUTION LABE
53. 0 250 300 500 550 750 800 1000 1 Engine oil CF 4 O O O every 250 hrs change 2 Hydraulic oil every 1000 hrs Outer every 1000 hrs g Air filter element S element Inner lament replace every 1000 hrs 4 Fuel filter O every 500 hrs 5 Engine oil filter O O every 250 hrs 6 Drive unit oil change 6 every 500 hrs Hydraulic return filter 7 alamant every 1000 hrs replace Hydraulic suction E filter element 8 Every 200M Hs 9 Pilot filter replace every 1000 hrs Idlor Track roller 10 grease every 2000 hrs 11 Breather filter replace O every 500 hrs First operation HL When the Check up is Completed When the check up is completed perform the following procedure to make the Periodic Check disappear from the screen 1 The message below appears onscreen to prompt the completion of the check up 2 To take a look at the check points press the information switch The check points appear onscreen 3 When the check up has been completed press the switch 5 If not press the switch 1 to go back to the previous screen 1BAAABYAP025A 1 Switch 4 2 Switch 1 3 Switch 5 H Horn Switch IBAAABYAPO40D 2 2 Tai 1 Horn switch CHECKS BEFORE START 17 Working Light Switch When the starter switch is in position RUN the light s will be switched
54. 300 350 400 450 page check Daily check 57 1 Coolant change every 2 years 76 2 Fuel check Daily check 58 A check Daily check 58 3 Engine oil change O every 250 hrs 70 ine check Daily check 59 4 Hydraulic oil change every 1000 hrs 73 1 pucker and bucket 2 Daily check 62 link pin 5 Grease front attachments Boom swing fulcrum Daily check 61 Others Daily check 62 6 Radiator and oil cooler check Daily check 60 7 Washer liquid check Daily check 61 8 Engine and electrical wiring check Daily check 61 9 Pre cleaner clean Daily check 61 10 Fuel tank Water separator drain O O O O O O O O O every 50 hrs 63 63 11 Battery condition check O O O O O O O O O every 50 hrs 64 12 Greasing swing bearing teeth O O O O O O O O O every 50 hrs 65 check Daily check 59 13 V belt tension adjust O O every 200 hrs 66 check every 200 hrs 67 14 Radiator hoses and clamps O O y replace every 2 years 76 clean every 200 hrs 67 2 Air filter Outer element O O 15 lemant replace every 1000 hrs 75 2 Inner element replace every 1000 hrs 75 2 16 Greasing swing ball bearing O O every 200 hrs 68 17 Fuel filter cartridge replace every 500 hrs 72 18 Engine oil filter replace O every 250 hrs 71 19 Drive unit oil change every 500 hrs 71 20 Breather filter replace every 500 hrs 72 21 Hydraulic return filter element replace every 1000 hrs 73 22 Hydraulic suction filter element replace every 1000 hrs 73
55. 7 7 8 O sa 1BAAABYAP013A 1 Switch 5 3 Switch 3 2 Switch 2 4 Switch 4 Press the Y switch Switch 2 and the numeric setting will be smaller Press the switch Switch 3 and the numeric setting will be larger Hold down the W or A switch and the numeric setting will change guickly Press the switch Switch 2 and the year month day hour and minute will be selected in this order 4 Save the new setting with the switch Switch 5 Press this switch 5 again to set the clock o Clock Set 6 Gg 1BAAABYAP014A 1 Switch 5 Status after setting the clock 1234 0h 1 2 3 4 1BAAABYAP005A Switch 5 A CAUTION e Becareful not to accidentally press the switch 5 on the clock setting screen Otherwise the seconds will be set to 00 and the clock will show the wrong time NOTE When the user setting switch Switch 1 is pressed on the clock setting screen the clock is not readjusted and returns to the pervious menu screen IMPORTANT e Ifthe clock is interrupted for example when the battery is disconnected the following message appears onscreen Press the switch 5 to set the clock again CHECKS BEFORE START 13 1BAAABYAP015A 1 Switch 5 HReordering the year month day and Changing the AM PM Sy
56. ANCE WORK 75 EVERY 1000 SERVICE HOURS OR ONCE A YEAR Replacing Air Filter Element Open the engine hood and remove the dust cover Remove and replace the outer element and inner element with new elements When reassembling install the dust cover so that its TOP mark arrow faces up wards D z Q OUT 1BAAABYAP133A a 1 Inner element 2 Outer element 3 Dust cover 4 Clamps IMPORTANT e Shorten the replacement period if the machine is used in dusty or sandy areas EVERY 1500 SERVICE HOURS Checking Fuel Injection Nozzle Injection Pressure Consult your local KUBOTA Dealer for this service EVERY 2000 SERVICE HOURS Do all 50 100 200 250 500 and 1000 hour servicing at the same time Changing Front Idler and Track Roller Oil NOTE e Contact your KUBOTA dealer for details Checking the Alternator and Starter Motor NOTE e Contact your KUBOTA dealer for details EVERY 3000 SERVICE HOURS Checking Injection Pump Consult your local KUBOTA Dealer for this service ANNUAL SERVICING HElectrical Wiring and Fuses Check the terminals periodically for proper connections Loose wiring or damaged cables can cause improper functioning or short circuiting of the electrical system Check wiring and replace damaged components immediately If a fuse blows out soon after having been replaced conta
57. AR CON pT ON E R aaa S a a i a a ox 22 AIEElOW ae saaa tai Aaaa iais ala a aes A sia a diate aa UA aa da as ai aaa ak aaa asas 22 Air COntroLA BN ii ai ia a a i a i atr in i a a a a 23 Gontrol PAN as kia erkei a ik sai ni a a Aa B a a a a a a E ai a ab a a kia ao 23 Operation Aisa i sinaii asis ga a ia eik a A i o i i a i a A a i ES 23 HANDLING THE SAFETY DEVICES 4 5 niais iais cutee aa aa a i i 23 Pilot Control Lock L VED ccccccceecccecceeceeeceeeceeeeeeeeceeceeeceeeeeeeeeeeeeeseeeeeeeeeeenenseeeseeenetis 23 OPERATION OF THE ENGIN E 2 ai aaa ai ia i i dens 24 STARTING THE ENGINE e a aaa i aa a o i aa aaa ola i sai 24 STARTING THE ENGINE UNDER COLD CONDITIONG 0 aaa 25 STARTING WITH AN AUXILIARY BATTERY ceeeeeesseeneeeeeeeeseeneeeeeeeeeeees 26 Observe Following Guidelines when Starting with an Auxiliary Battery cee 26 CHECK POINTS AFTER STARTING THE ENGINE ccccceseeeeeeeeeeeeeeeeeeees 27 STOPPING THE ENGINE ee ieskai ia aa sail a a k a a aa ia 27 Engine Stop BUttON sos ies ii i ai a i i i i i a k i a ERER Esat 27 Precautions in case Of OVEINCAL si ienarnuvessderavsdtoalsnecsuncu guido deed s 27 EXCAVATOR OPERATION LA ia ansus siai sia aa ia Gad a a i a ai bead 28 RUNNING IN OF THE NEW EXCAVATOR c ccccceeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaes 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
58. American Petroleum Institute American Society for Testing and Materials USA Committee for European Construction Equipment German Institute for Standards Federal Republic of Germany European Standard Falling Object Protective Structures Front means the front view towards the boom and dozer High speed International Standardization Organization Japanese Industrial Standard Volume Liter Liter per minute Low speed Military Standards Revolutions per minute Roll Over Protective Structures Society of Automotive Engineers USA Two Pattern Selection System Auto Idle U48 4 AR G 2 2 0 K GENERAL SYMBOLS The instruments and operation elements have been marked with a series of symbols in order to simplify the opera tion of your excavator These symbols are listed below with the respective descriptions A Safety alert Symbol bH Warning lamp Fuel level too low o E T D S ICE Ep E T 1 1 1 UII LPA System lamp Warning lamp Engine Oil pressure Warning lamp Battery charge Warning lamp Auto Idle Al Lamp Indicator lamp Glow Working light switch Horn Wiper Washer switch Diesel Hydraulic fluid Gear oil Grease Fast Slow Excavator Overhead view movement toward the front Excavator Overhead view movement toward the rear Boom raise Boom lower Arm out Arm in Bucket crowd Bucket dump T A a r Goo Boom sw
59. Avoid spilling and over filling of fuel 3 Smoking is prohibited while refueling or handling the battery Keep sparks and fire away from the fuel tank and battery Flammable gases escape from the battery especially during charging 4 Donotuse or charge a refillable type battery if the fluid level is below the LOWER lower limit level mark Otherwise the battery component parts may prematurely deteriorate which may shorten the battery s service life or cause an explosion Check the fluid level regularly and add distilled water as required so that the fluid level is between the UPPER and LOWER levels 5 Read and follow the directions STARTING WITH AN AUXILIARY BATTERY in OPERATION OF THE ENGINE when starting with an auxiliary battery 6 Keep a first aid box and a fire extinguisher at hand at all times SAFE OPERATION A 5 7 Do not open the radiator cap before the radiator has cooled down sufficiently First loosen the cap to the first stop and allow the system enough time to release the remaining pressure Then loosen the cap completely 1AAAAABAP023A 8 To avoid short circuiting the battery always remove the ground cable first and attach the positive cable first 9 Oil under high pressure can penetrate the skin and may be harmful to your health if not treated immediately 10 Leaking hydraulic fluid has enough pressure to penetrate the skin and cause serious injuries Leakages from pin holes can be totally invis
60. CT 1BAAABYAP128B 1 Stay 56 MAINTENANCE HI Where to store the Tool The tool box is located in front of the right side bonnet KOOT 1BAAABYAP105D M 1 Box for storage HI Where to store the Grease Gun 1 Open the side cover and the grease gun storage spot will be found inside merere FSRS SANN SS STS2SS2TA 2SS33S SRSA RA 33 Qs 1BAAABYAP090B 1 Side cover 2 After using the grease gun secure it back to its fixture and close the side cover If grease is collected in the grease receiver wipe it clean with waste cloth or the like 1 Grease gun 2 Grease receiver Take note storage direction of greased gun in above illustration HI Where to keep Operator s Manual 1BAABBLAP241E 1 Operator s manual storage 2 Rear cover H Cup Holder 1BAAABYAP050A 1 Cup holder MAINTENANCE 57 DAILY CHECKS A CAUTION To avoid personal injury e When operating keep hands and body inside of the ROPS FOPS protective envelope e Do not touch the control levers and the pedals from outside the cab during the engine running For your own safety and to assure the long life of your machine a careful check should be made before each operation Checking Coolant Level A CAUTION To avoid personal injury e Move the excavator to even ground e Make sure that the engine is turned off e Do not open t
61. EASE TENSION 1 Backrest tilt adjust lever 2 Travel adjust lever 3 Weight adjust lever Tilt adjustment Pull the backrest tilt adjust lever in the direction of A and move the backrest to the desired angle Travel adjustment Pull the travel adjust lever in the direction of B and slide the seat backward or forward as required The seat will lock in position when the lever is released Weight adjustment Turn the weight adjust lever to achieve the optimum suspension setting Height adjustment Lift the seat to the desired height of the three available positions Adjust the seat to the desired position after lifting the seat to the highest position in the case of lowering the seat Seat Belt A WARNING To avoid personal injury or death e Always use the seat belt with a ROPS FOPS protection structure Adjust the seat to the optimal position and buckle up 1 Seat belt STARTING A CAUTION To avoid personal injury e No persons other than those who have read and understand this manual and who are familiar with the excavator should be allowed to use the excavator e Do not allow any person other than the operator to ride on the excavator e When operating keep hands and body inside of the ROPS FOPS protective e Do not touch the control levers and the pedals from outside the cab while the engine runnin
62. Immediately contact your trouble When the other systems local dealer AUX1 Sys io than the AUX1 port system 1BAAABYAPO35A function the job can be continued Periodic check This message appears 10 advance notice hours before the periodic fsk your cal dealer Tor relevant part and replace the check interval me ejo Get the engine started as existing part with it After 24 Press the information switch usual replacement turn on and off and the list of related i the key 10 times and this components can be di BAABBLAPZeSB reviewed message disappears Periodic check a gt warning The periodic check interval l l Ask your local dealer for has passed The engine can still get relevant part and replace the 25 Press the information switch started but immediately ask existing part with it After 1BAABBLAP266B and the list of related components can be reviewed your local dealer for replacement replacement turn on and off the key 10 times and this message disappears
63. L SYSTEM in the chapter OTHER ADJUSTMENTS AND REPLACEMENTS Oil viscosity is too high the engine runs sluggishly in Pour hot water over the radiator winter Battery is almost dead Recharge battery insufficient compression Insufficient Low fuel level Check fuel and add if necessary engine power Clogged air cleaner Clean the air filter element Engine suddenly stops Low fuel level Check fuel and add if necessary Purge the fuel system head or crank case Abnormal Poor fuel Use high quality fuel exhaust gas color Too much engine oil Drain engine oil to prescribed oil level Defective seal of the water Replace pump Worn or torn V belt Adjust or replace Thermostat is defect Replace Coolant level too low Fill to prescribed level Water Radiator grill or fins are Clean clogged temperature in red zone Coolant is contaminated Overheating with rust from the cylinder Replace coolant fluid and add anti rust Defective radiator cap Evaporation Replace Corroded coolant pipes Clean Continuous operation under full load Reduce load TROUBLESHOOTING 85 Trouble Cause Countermeasure Cylinder head gasket is 2 damaged Coolant loss Replace Water temperature Engine oil level too low Fill to prescribed level Engine in red zone Maladjustment of fuel mr O
64. LS Keep danger warning and caution labels clean and free from obstructing material Clean danger warning and caution labels with soap and water dry with a soft cloth Replace damaged or missing danger warning and caution labels with new labels from your KUBOTA dealer 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 Mount new danger warning and caution labels by applying on a clean dry surface and pressing any bubbles to outside edge Po Nes DEALER SERVICE DEALER SERVICE 1 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 Your KUBOTA dealer is responsible for servicing and the delivery of spare parts When ordering spare parts from your KUBOTA dealer always mention the serial number of the excavator and the engine Note these numbers right away in the supplied lines Model Serial No Excavator Engine Dealer s name To be filled in through the owner TY M 1BAAABYAP191B RN spb e 1BAAABYAP191A 1
65. N OVER SIDE v6 ALIDVdVO ONILAN a STANDARD ARM U48 4 STEEL TRACK CAB kN kN kN LIFT POINT RADIUS m kg LIFT POINT RADIUS m kg LIFT POINT RADIUS m kg par on Ow so Sco 9 7 0 7 90 3 0 go SS Sw Sa gt oo 0 5 0 S ss No LIFT POINT HEIGHT m LIFT POINT HEIGHT m Sw Sv i HERNEN BA So S S 3 oo Sa o kar AN ISS lt f f gt SS LSS o SS o gt an BD GO OM gt oo on OVER FRONT BLADE UP OVER FRONT BLADE DOWN OVER SIDE ALIDVdVO ONI LAIT G6 96 LIST OF SCREENS LIST OF SCREENS LIST OF NORMAL SCREENS Problem or failure Machine behavior Ho Message What happened Provisional measure Ponecmon Glow screen RI 1234 0h This screen indicates that well anti ie glow mark 1 disappears Then get the the glow lamp is on akdina Started al 9 1BAABBLAP248B Default screen normal This screen shows the 2 1234 0h normal status Hour meter 1BAABBLAP249B Default screen normal Tachometer graph 3 This screen shows the normal status Tachometer 1BAABBLAP250B Default screen normal Tachometer numeric This screen shows the
66. OPERATOR S MANUAL Kubot U S A KUBOTA TRACTOR CORPORATION 3401 Del Amo Blvd Torrance CA 90503 U S A Telephone 310 370 3370 Western Division 1175 S Guild Avc Lodi CA 95240 Telephone 209 334 9910 Central Division 14855 FAA Blvd Fort Worth TX 76155 Telephone 817 571 0900 Northern Division 6300 at One Kubota Way Groveport OH 43125 Telephone 614 835 1100 Southeast Division 1025 Northbrook Parkway Suwanee GA 30024 Telephone 770 995 8855 Canada KUBOTA CANADA LTD 5900 14th Avenue Markham Ontario L3S 4K4 Canada Telephone 905 294 7477 France KUBOTA EUROPE S A S 19 25 Rue Jules Vercruysse Z l BP88 95101 Argenteuil Cedex France Telephone 33 1 3426 3434 Italy KUBOTA EUROPE S A S Italy Branch Via Grandi 29 20068 Peschiera Borrome MI Italy Telephone 39 02 51650377 Germany KUBOTA DEUTSCHLAND GmbH Senefelder Str 3 5 63110 Rodgau Nieder Roden Germany Telephone 49 6106 873 0 U K KUBOTA U K LTD Dormer Road Thame Oxfordshire OX9 3UN U K Telephone 44 1844 214500 Spain KUBOTA ESPANA S A Avenida Recomba No 5 Poligno Industrial la Laguna Leganes 28914 Madrid Spain Telephone 34 91 508 6442 Australia KUBOTA TRACTOR AUSTRALIA PTY LTD 25 29 Permas Way Truganina VIC 3029 Australia Telephone 61 3 9394 4400 Malaysia SIME KUBOTA SDN BHD No 3 Jalan Sepadu 25 123 Taman Perindustrian Axis Seksyen 25 40400 Shah Alam Selangor Darul Ehsan Malaysia Tele
67. ORAGE A CAUTION 2 avoid personal injury Do not clean the excavator with the engine running e To avoid the danger of exhaust fume poisoning do not operate the engine in a closed building without proper ventilation e When storing remove the key from the starter switch to avoid unauthorized persons from operating the excavator and getting injured e Bring the excavator on a firm flat and level surface Lower the attachments and dozer blade on the ground E Should the Excavator be Stored for a Longer Period of Time Observe Following Procedures 1 The whole excavator should be cleaned thoroughly and in all cases stored indoors If the excavator has to be kept outdoors lay out wooden planks on even ground place the excavator on the planks and cover completely 2 Do an oil change and grease the excavator 3 Heavily grease the visible section of the cylinder rods 4 Remove the battery and store indoors 5 If it is expected that the temperature will sink below the 0 C mark add anti freeze or drain coolant completely IMPORTANT Wash the excavator after stopping the engine If you wash the excavator while running the engine splashing water gets into the air cleaner through its intake and cause engine damage Carefully wash and do not splash water over the air cleaner while the engine is running E Observe Following Procedures when the Machine is to be Operated after Long Storage 1 Wipe off the grease from the hydraulic cy
68. Sensor Err 1BAABBLAP139B CHECKS BEFORE START 11 Information 1BAAABYAPO11A 1 Information switch A mark may appear together with a warning message If such occurs the details can be checked by pressing the information switch When contacting your local dealer for repair notify them of the information provided Example Press the information switch and a detail such as shown below appears Accel Sensor HG ae 0 0 0 0 O O 6 O O ze ke lu Kole 2 3 4 5 NOTE Press the information switch again and the display goes back to the previous screen 1BAAABYAPO10A 12 CHECKS BEFORE START User settings NOTE e If you have any question consult your KUBOTA Dealer Setting the Clock 1 Turn the starter key to the RUN position nie 1BAAAABYAPO40C 1 Starter switch 2 Press the switch 1 to make the log record periodic check clock set screen appear ABAAABYAP012B 1 Switch 1 2 Switch 5 3 Cursor 4 5 Switch 2 and 3 Switch 4 3 Press the switch 2 twice to move the cursor into position Then press the save switch 5 to make the following screen appear By pressing the switch 4 the year month day hour and minute will be selected in this order Select an item to readjust 25 of 200
69. Stage L sana sass sense sia a i i i sees i i i i i a 28 Adjusting the Operator s SEAL 24545 ap iai as i dia a a a da ka a teedeaet 28 SEA amp gt uni ais i a adatas i aaa Er S a aa a aa NS i ia TE 29 STIARING asis a a a i a a S SS T a a as 29 Pilot Control Lock beyla La as saaa te a aa aa i aa A a S ene as 29 BIANA E is sa iai aaa aaa E ai a aa a a i a tee 30 Drive SV CTS UPR QUOT cess il i ai a i a k r a as a a se L S E 31 TURNS Zizirskien s p Da ia ae i a V od I a i 31 Pivot ELF e susirasi a a aa a i i si a in o i S AS 31 SPIN TURM As ia kiugas si buses iui iai i i iai a a i i r a i cerieadees 32 UP AND DOWNAILE DRIVING creas aces eusactesay Ga cimerercchcgeee nal tun aeaea Feta arie 33 PARKING ONA SLOPE cscecnsnamignd neces sara ini a ima yee as 33 OPERATION OF THE DOZER oreen e ee ee a a ia ai Gai aa a a 33 TWO PATTERN SELECTION SYSTEM TPSS cccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 34 Patteri ChNANdE iki ei iai ki is esa ia a a a ni ia dehy See aaa deiat 34 OPERATION OF THE BOOM 405 as soceralocws caved wav ousuwas Za tas a antai A Ta 35 OPERATION OF THE ARM 55555 a i aaa i a ai a a a 35 OPERATION OE THE BUCKET Ain susisiekia anais ass aim a aa a aa 36 UNIT SWING AND BOOM SWING OPERATION eeeeeeeeeeeeeeeeeeeeeeeees 36 Unit Swing OPSLAUON Lists inkstai kasai ia i i i i r ead i G A a i 36 Boom SWING OPG Fall Ola odai aso ia A ia a aa a aa A 36 AUXILIARY PORT OPERATION LL atsius kass Aiste
70. Study control lever pattern A and pattern B Then choose the one which is most familiar Familiarize yourself with the pattern selected by operating the unit slowly and at low engine speed Engage the lever lock to prevent accidental pattern change 1BAAABYAP127A 1 Pattern selector lever Two Pattern Selection System TPSS 2 Lever lock A Pattern A B Pattern B 8 Donot operate the excavator while under the influence of alcohol medication controlled substances or while fatigued A 2 SAFE OPERATION 9 Check the surroundings carefully before using the excavator or when attachments are being attached Pay attention to the overhead clearance with electric wires 1BAAABYAP093A e Check for pipes and buried cables before digging e Check for hidden holes obstacles soft underground and overhangs 1BAAABYAP094A e Donotallow any persons within the working range of the excavator during operation e Check local regulations before digging and call diggers hotline before working www diggershotline com or 811 WI and www ne diggers com or 1 800 331 5666 NE 10 Do not allow anyone to use the excavator until they have been advised of the work to be performed and they have indicated that they have read and understood the operator s manual 11 Do not wear baggy torn or oversized clothing when working with the excavator as such clothing can get caught in rotating parts or c
71. To avoid personal injury e Remove the oil filter element only after the oil in the hydraulic tank has cooled down 1 Hold the filter support top and take the filter out of the CON tank 2 Loosen the set bolt first and then detach the return J J filter from its support Replace the filter with new one 1BAAABYAPO95A 3 Remove the bolt from the cover Take out and replace the breather filter with new one 2 Remove the drain plug on the underside of the hydraulic tank and drain the oil 1BAABBLAP161E 1BAABBLAP108B 1 Drain plug Return filter suction filter Replace the filter with new one Filter support 1 2 3 gt Set bolt 3 Remove the suction filter lock pin and detach the 6 7 Suction filter 74 REGULAR CHECKS AND MAINTENANCE WORK 4 Retighten the drain plug 1BAABBLAP161D Oil filling plug Pin 1 2 3 Suction filter 4 Drain plug 5 Fill oil through the oil filling opening on the top side of the tank 6 Let the engine run and operate the boom arm bucket and boom swing device Then bring the boom to the highest position pull the arm bucket inward and boom swing left end 7 Fill oil again
72. To avoid personal injury e Wear eye protection 1AAAAABAP002A Cleaning the air filter e Normal use Blow air from the opposite direction to the filter s normal air flow IMPORTANT e Do not hit the filter If the filter becomes deformed dust may enter into the air conditioner which may cause damage and malfunction 70 REGULAR CHECKS AND MAINTENANCE WORK 1BAAAAKAP013C 1 Filter NOTE Pressure of compressed air must be under 205 kPa 2 1 kgf cm 30 psi e Ifthe filter is very dirty replace the air filter A AIR CONDITIONER AIRFLOW Checking Air Conditioner Condenser Check air conditioner condenser to be sure it is clean from debris 1BAAABYAP124B 1BAABBLAP242A 1 Air conditioner condenser A LOCK 2 Bolt 3 Stopper EVERY 250 SERVICE HOURS Do all 50 hour servicing at the same time Changing Engine Oil First Engine Oil Change after 50 Service Hours A CAUTION To avoid personal injury e First stop the engine then remove the key and wait long enough for the oil to cool down 1 Remove the drain plug on the underside of the engine and drain all oil 2 Re tighten the drain plug 1BAABBLAP107C 1 Drain plug 3 Fill up with new oil through the filling port to the specified level
73. a right angle to the vehicles 2 The operator must be seated during the recovery procedure 3 Drive slowly with the tractive vehicle to avoid abrupt loads 1BAABBLAP030B 1 Tow line 50 LIFTING OF THE EXCAVATOR LIFTING OF THE EXCAVATOR A DANGER To avoid serious injury or death e The correct instructions for safe handling are described here Read these instructions carefully before moving the machine Make sure that the operating personnel read the operator s manual carefully E Basics when Lifting with Cables or Straps 1 The lifting and crane operation is to be undertaken according to the safe operation guidelines described 2 The equipment used for lifting mentioned in these instructions are only given as reference the standards concerning strength control and other details are based on the respective applicable guidelines E Safety Aspects when Lifting with Cables or Straps Abide by the following steps when lifting 1 Do not lift loads that exceed the maximum load capacity of the crane 2 Choose correct equipment suitable to the weight size and form of the load 3 First assess the center of gravity of the load position the hook directly over the load and lift the load so that the center of gravity of the load is as low as possible 4 The steel cables or straps must be fixed in the middle of the hook The load must be lifted v
74. acing Breather Filter See Replacing Hydraulic Return Filter Element in EVERY 1000 SERVICE HOURS section EVERY 1000 SERVICE HOURS Do all 50 100 200 250 and 500 hour servicing at the same time Replacing the Hydraulic Pilot Filter Element A CAUTION To avoid personal injury e Before replacing the element wait long enough for the hydraulic fluid to cool down Open the side cover Remove the pilot filter case from the head cover Wrench and pull out the element downward Replace the O ring with a new one Apply a light coating of clean hydraulic oil to the O ring and fit it to the case firmly Be careful not to scratch the O ring Attach the case to the head cover firmly Let the engine run for approx 3 minutes 8 Check the oil level of hydraulic oil tank then tighten the oil filling plug ChB ON NO SS 1BAAABYAP090B 1 Rear right cover REGULAR CHECKS AND MAINTENANCE WORK 73 IMPORTANT Always check the oil level when replacing the filter element Hydraulic Oil Change Including Replacing of the Suction Filter in the Hydraulic Tank A CAUTION To avoid personal injury Wait long enough for the hydraulic fluid to cool down Then begin with the change of the hydraulic fluid 1 Park the excavator on a firm flat and level surface Lower the attachments and dozer blade to the ground and stop the engine Replacing Hydraulic Return Filter Element A CAUTION
75. aily Checks Oil leak at fuel and hydraulic hose connections and points Oil leak at fuel and hydraulic hose connections and points Every month Damages at fuel and hydraulic hose cracks chafing Oil leak at fuel and hydraulic hose connections and points Every year ae Interference deformation degradation twist and other damages cracks chafing of fuel and hydraulic hoses List of important component parts No Component parts Used place Q ty Period Fuel tank Water separator Water separator Fuel pump Fuel pump Fuel filter Fuel filter Fuel nozzle 1 Fuel hose Fuel nozzle Fuel cooler Fuel cooler Fuel tank Tank Pipe Suction Pipe Suction Main Pump Main pump Control valve 3 Hydraulic hose delivery Main pump Pilot filter Pilot filter Unload valve 2 Hydraulic hose suction 4 Hydraulic hose Boom cylinder Control valve Boom cylinder Control valve Pipe Boom Pipe Boom Arm cylinder Control valve Pipe Boom Pipe Boom Bucket cylinder 5 Hydraulic hose Arm cylinder Every 2 years or 4000 hours 6 Hydraulic hose Bucket cylinder 7 Hydraulic hose Swing cylinder Control valve Swing cylinder Control valve Rotary joint 8 Hydraulic hose Dozer cylinder Rotary joint Pipe Pipe Dozer cylinder Control valve Pipe Boom 9 Hydraulic hose Service port Pipe Boom
76. amps A CAUTION To avoid personal injury e Wait long enough for the radiator coolant to cool down Check the coolant hoses for proper connection This check should be carried out every 200 hours or every 6 months whichever comes first 1 Should the hose clamps become loose or coolant leaks tighten the hose clamps properly 2 Should the radiator hoses become swollen aged or cracked they must be replaced and the hose clamps tightened again properly L 1BAABBLAP159B 1 Radiator hoses 2 Hose clamps HInspection and Cleaning Air Filter Element 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 wards Do not remove the inner element IMPORTANT Should the machine be used in extremely dusty areas the air filter element must be inspected and cleaned more frequently than in the specified maintenance periods The air filter has a dry element keep free from oil e Do not run the engine without the air filter il 0 w T 1BAAABYAP133A meei ALAMAT 1 Inner element 2 Outer element 3 Dust cover 4 Clamps 68 REGULAR CHECKS AND MAINTENANCE WORK H Air Filter Maintenance A CAUTION To avoid
77. are i over front Blade down ii over front Blade up and iii over side 3 The operating cylinder is the boom cylinder 3 The bucket of the excavator the hook the sling and other lifting accessories are taken into consideration for the loads Machine conditions No bucket all others according to the standard regulations A WARNING avoid personal injury or death No loads greater than those values mentioned in the lifting capacity tables are to be lifted The values mentioned in the table are valid only on even hard grounds When lifting on soft ground the machine can tip over due to the load being concentrated only on one side of the machine The table values are calculated at the end of the arm without the bucket In order to find the allowable loads for machines with bucket the bucket weight must be subtracted from the values in the table Never lift the machine with the angle blade placed at an angle Lift radius Lift point Lift point height Axis of rotation IBARABYRBAOEA U48 4 STANDARD ARM RUBBER TRACK CANOPY kN kN kN LIFT POINT RADIUS m kg LIFT POINT RADIUS m kg LIFT POINT RADIUS m kg jos 1 0 1 5 20 25 3 0 3 5 4 0 4 5 5 0 5 4 0 5 5 50 49 i 430 LIFT POINT HEIGHT m LIFT POINT HEIGHT m
78. arms up To lower the boom push the attachment control lever forward Pattern A Pattern B 1BAAABYAPOGOV 1BAAABDAP061A IMPORTANT When lowering the boom make sure that it does not hit the dozer and that the bucket teeth do not touch the dozer EXCAVATOR OPERATION 35 OPERATION OF THE ARM Pull back the attachment control lever and the arm will be pulled in To move the arm out push the control lever towards the front NOTE e When pulling in the arm the movement may stop for a short moment when the arm is in its vertical position This is caused by the combined load of the arm and bucket moving the cylinder piston away from the hydraulic flow causing a delay in the cylinder action until the flow catches up with cylinder piston This is a characteristic of the hydraulic system and is not a sign of malfunction Pattern A Pattern B 1BAAABDAP061B 36 EXCAVATOR OPERATION OPERATION OF THE BUCKET To dig using the bucket move the right attachment control lever from the neutral position left Moving the control lever right moves the bucket outwards and empties its contents K 1BAAABYAPO40P 1BAAABDAP061C UNIT SWING AND BOOM SWING OPERATION A CAUTION To avoid personal injury e When working in groups always let the others know what you are going to do before you do it e Keep others away from the machine working area e Be sure to lock the
79. ct your nearest KUBOTA dealer Never use a fuse other than specified Checking the Electrical Circuit Check the electrical circuitry for disconnections shorts or loose terminals Checking Air Conditioner Pipes and Hoses A CAUTION To avoid personal injury Do not touch the coolant hoses or the heater with your hand You may get burned 1 Check to see that all lines and hose clamps are tight and not damaged 2 If hoses and clamps are found worn or damaged replace or repair them at once Consult your local KUBOTA Dealer for this service 76 REGULAR CHECKS AND MAINTENANCE WORK BIENNIAL SERVICING A CAUTION To avoid personal injury e Do not loosen the radiator cap before the radiator has cooled down sufficiently Only loosen the cap after allowing enough time for the pressure in the system to be reduced Thereafter one can remove the cap completely Replacing Air Conditioner Pipes and Hoses A CAUTION To avoid personal injury e Do not touch the coolant hoses or the heater with your hand You may get burned Replace air conditioner pipes and hoses every two years If the hoses or pipes are swollen hard or cracked they must be replaced earlier Replacement of Radiator Hoses and Hose Clamps Replace radiator hoses and hose clamps every two years If the hoses are swollen hard or cracked they must be replaced earlier L 1BAABBLAP159B 1 Radiator hoses 2 Hose clamps
80. d aaa G a aaa Gi in Mung i a a ii ai a a 64 Battery Charging ii esanaia pe eop aiokaan A KA EEEE ARESA ene 65 Greasing Swing Bearing TES UN si dies evades vi es digs i i i i ud aatuieel ai 65 EVERY 200 SERVICE HOURS si tatnaisiisiu kunai ilies sian tend aaa a aaa tees 66 Adj sting V belt TENSION x ieii tape Sales au eerie nen aad neces 66 Checking Radiator Hoses and Clamps cceeeeceeeeeeeeeeeeeeeeenneeeeeeeeeeeeceeeeeeeeeeeeeeneeenaaees 67 Inspection and Cleaning Air Filter Element ccccccceeeeeeeeeeeeeceeeeeeeeeeeseeeeeeeeeeeeteees 67 Air Filter Maintenance inias ausa as ia Ta i A i i a aiii 68 Greasing Swing Ball Bearing akiai sis iai i i a e ai i D A i 68 Checking Fuel Line and Intake Air Line ccccceeeeeeeeeeeeeeeeceeeeeeeeeeeseeeeeeseeeeseeeneneeees 69 AIRCON DITIONE RR aiaee E els a ala a a i aa eis 69 Cleaning Air Fief aspran i a ao a i pa E i a a a ke 69 Checking Air Conditioner Condenser 0 eee e cece eeeeeeee eee eeeeeeeeeaeeeeeeeeeeaaaaeeeeeeeeeeeennneeeeeees 70 EVERY 250 SERVICE HOURS 5 issues iui iais aa ai Ke o in i acuiena 70 Changing Engine Oil First Engine Oil Change after 50 Service Hours 008 70 Replacing Engine On Fiter sca atei ias ska aa la i i ia a ss S 71 EVERY 000 SERVICE HOURS Lisa tikt iiis a inia ia ia d i aa a nen 71 Drive unit Oil Change First Oil Change of the 50 hours eee eeeeeeeeeeeeeeeettteeeeeeeeeee 71 Replacing Fuel Filter Cartr
81. e immediately drain the water separator e In reattaching the water separator be careful to keep off dust and dirt e Be sure to purge the fuel system before getting the machine restarted See PURGING OF THE FUEL SYSTEM in OTHER CHECKS AND REPLACEMENTS section 64 REGULAR CHECKS AND MAINTENANCE WORK Battery A DANGER To avoid the possibility of a battery explosion For refillable type battery follow the instructions below e Do not use or charge the refillable type battery if the fluid level is below the LOWER lower limit level mark Otherwise the battery component parts may prematurely deteriorate which may shorten the battery s service life or cause an explosion Check the fluid level regularly and add distilled water as required so that the fluid level is between the UPPER and LOWER levels A CAUTION To avoid personal injury Never remove the vent caps while the engine is running e Keep electrolyte away from eyes hands and clothes If you are spattered with it wash it away completely with water immediately and get medical attention Wear eye protection and rubber gloves when working around the battery e Before inspection or dismounting the battery be sure to turn off the engine and turn the starter switch to the OFF position When removing the battery always disconnect the negative ground cable first When installing a battery always connect the ground cable last This prevents a possib
82. e swing out the arm as far as possible and operate the bucket back and forth e Do not hit the dozer with the boom cylinder Make sure that the boom cylinder does not hit the dozer when doing deep excavation If necessary swing around so that the dozer is in the back of the machine e Pay attention when pulling in the bucket When pulling in the bucket for driving or transportation avoid hitting the dozer e Avoid collisions When moving the excavator pay attention that the dozer does not collide with obstructions such as boulders etc Such collisions shorten the life of the dozer and the cylinder substantially Support the machine correctly When stabilizing the machine with the dozer lower the dozer to engage the full width on the ground e ifthe water or mud level reaches higher than the top of the tracks the swivel bearing swivel motor gear and ring gear may be exposed to mud water and other foreign objects The excavator must be properly pressure washed after each use e Thoroughly clean the area around the swivel bearing swivel motor gear and ring gear to remove foreign objects Inspect the swivel motor oil sump if equipped for water contamination If water is present refer to operator s manual for lubricant replacement procedure Refer to operator s manual for proper swivel bearing swivel motor gear and ring gear lubrication procedures Reinstall any protective covering if removed earlier
83. eck the coolant level of recovery tank and add the coolant if necessary 5 The shipped machine has been filled with 50 anti freeze solution N L DA VV P VIA UI rb Y WV Renata AA By RAY l ass 1 J AS rug LA 1BAAABYAP132A IENA P mA 1 Radiator cap 1BAAABYAP125C 1 Recovery tank A FULL B LOW Canopy Approx 7 8 L Cooling water Cabin Approx 8 1 L IMPORTANT e Do not operate the engine without coolant e To fill the radiator system and the recovery tank use fresh water and anti freeze fluid When the anti freeze is mixed with water the anti freeze mixing ratio must be less than 50 e Tighten the radiator cap properly If the cap is loosely or not properly fitted overheating of the engine can result due to coolant fluid loss Replacing Fuel Hoses and Clamps Replace the hoses and clamps See Checking Fuel and Intake Air Line in EVERY 200 SERVICE HOURS D No 1BAAABYAP130A 1 1 A CALE 1 Fuel lines 2 Clamp bands 78 REGULAR CHECKS AND MAINTENANCE WORK Replacing Intake Air line Replace the hoses and clamps if necessary See Checking Fuel and Intake Air Line in EVERY 200 SERVICE HOURS 1BAAABYAP126A oN 1 Hoses 2 Hose clamp
84. ed engine speed increases when control levers are activated The Auto Idle control when selected by a switch provides the operator with a way to control engine speed without moving the Throttle Potentiometer simply by not activating any control levers for about four seconds after stopping work and then to simply restore a preset by potentiometer engine speed by activating any control lever to return to work e The purpose of the system is to reduce fuel consumption noise and operator fatigue When the dozer control lever is locked at the Float position on the angle blade type the Auto Idle function is not activated even if any other control lever is set in the neutral position EXCAVATOR OPERATION 47 IMPORTANT INFORMATION ON EXCAVATOR OPERATION e 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 e Under all circumstances avoid the following operations e Excavation using the gravitational impact of the machine e Compacting of gravel or soil using the dropping action of the bucket Excavation using the traveling power of the machine e Do not try to drop or shake off soil adhering to the bucket in the manner given in the points below This can cause damage to the machine Adhering soil can be shaken off when the bucket is being emptied by moving the bucket out to the maximum stroke of the cylinder Should this not suffic
85. el Speed Switch Travel speed will increase when this switch is pushed down Switching the dual travel speed 1 Press the travel speed switch The buzzer beeps twice and the travel speed changes from low to high The J symbol lights up 2 Press the travel speed switch again and the buzzer beeps once and the travel speed changes from high speed to low The J symbol goes out A 1BAAABYAP001C ABAAABYAPO40I 1 Travel speed switch 2 Speed indicator light NOTE When activating the travel speed switch it must be pushed down completely Each time the travel speed switch is pressed the travel speed is switched between low and high IMPORTANT The travel speed automatically changes into first speed low speed when the drive resistance increases while traveling second speed high speed Thereafter when the resistance decreases it returns to second speed e If the tracks are clogged with sand or gravel while working on soft ground lift up the track with the help of the boom arm and bucket and dozer blade and let the track rotate to remove the sand and gravel 1BAAABYAP096B A Rotate to remove sand and gravel A WARNING e Do not push the dozer control lever into the float position as this will cause the machine to suddenly drop A DANGER To avoid serious injury or death e Do not work under the machine in this condition
86. em immediately if they begin to leak 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 Inspect the exhaust system daily for any signs of leakage Check for broken pipes and muffler and also for loose or missing bolts nuts and clamps If any exhaust leaks or fractured parts are found repairs must be completed prior to operation Always keep a multipurpose fire extinguisher on or near the machine Be familiar with the operation of the fire extinguisher SAFE OPERATION A 7 6 DANGER WARNING AND CAUTION LABELS 1 Part No RD809 5736 1 2 Part No RD809 5738 2 TO AVOID SERIOUS INJURY OR DEATH ATTACHMENT IMPACT HAZARD KEEP ATTACHMENT AWAY Check overhead clearance FROM CAB AND MACHINE with electric wires FAILURE TO DO SO MAY RESULT IN SEVERE INJURIES TBA OR PQEO8 OR DEATH OR DAMAGE TO THE BOOMCYL INDER HYDRAULIC HOSES OR THE CAB 1BAAAARAP1000 3 Part No RB419 5793 1 CAB 4 Part No 6C300 4744 1 A Operation of this equipment may create sparks that can start fires around dry vegetation 1BAAABYAP158E A spark arrester may be required The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements 1AGAIHFAP069A
87. ertain period of time The LCD display then gets back to normal but the coolant temperature sensor marker ol starts blinking at 1 second intervals Water temp is Rising 1BAABBLAP140B O R 1234 0h 5 ml 1 22 AUX G O m 1BAAABYAP008C 1 Coolant temperature sensor marker 2 The overheat warning appears onscreen Also the following message shows up on the LCD display and the engine automatically starts idling Acceleration is not operative Over heat Engine to Idle for cooling 1BAABBLAP141B If the above message appears take corrective measures referring to the Precautions in case of Overheat section NOTE When the coolant temperature has dropped acceleration can be automatically enabled CHECKS BEFORE START 9 Hour meter Indicates the total operating hours of the machine How the indicator works e The meter advances one hour after an hour of operation regardless of the engine rpm s SP DC pb RO RO O ob ep 1BAAABYAP008D 1 Hour meter Engine tachometer Indicates the current rpm of the engine 5 1853 in oBai220 m Ol S E D O
88. ertically from the ground 6 Do not enter the working area under suspended loads and do not move the load over people The load must only be moved in an area where the balance can be easily maintained oa E Lifting Procedure for the Excavator A WARNING To avoid personal injury or death e Donot use the hooks on the roof of canopy and CAB for lifting the excavator When applying the shackles through the boom s and blade s openings for lifting be sure to do two point lifting for added safety e Never lift the machine with the angle blade placed at an angle Angle blade type General guidelines for lifting 1 Lifting position see illustration below 1 Rotate the upper swivel structure until the blade positions itself 180 degree opposite the attachment 2 Raise the blade all the way 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 4 With the boom not swinging set the swing pedal to the neutral position place the pedal cover and stop the engine 5 Apply shackles 3200 kg or heavier duty through the openings at both ends of the blade And apply shackles 2000 kg or heavier duty through the two openings at the boom top Pass wire ropes through these shackles Blade ends 1BAABBLAP279A 1 Shackle Boom top 1BAABBLAP280A 1 Shackle 2 Attaching the steel cables or straps 1 Always hook
89. es to flow through the AUX port 4 Press this switch again or move the AUX port knob and the oil flow is interrupted Il 1 Attachment control lever right 2 Attachment control lever left 3 One way hold switch right B AUX port 2 NOTE Even if the one way hold switch of the left attachment control lever is pressed no function is assigned In this case the following message appears onscreen Operating Sw Not Func 1BAAABYAP064A HSetting the Maximum Flow Volume 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 How to make the settings 1 With the starter key at the RUN position press the user setting switch switch 1 and the following display appears onscreen 2 O H Periodic Check ol Clock Set e amp va akla 1BAAABYAP012C 1 User setting switch switch 1 2 Press the switch 2 or 3 to select AUX Flow Ctrl Set and then press the switch 5 AUX Flow Ctr Set Various Settings 1BAAABYAP063A 1 Switch 2 and 3 2 Switch 5 EXCAVATOR OPERATION 41 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
90. ever in the Lock position 3 Wear eye protection and rubber gloves 4 Open the side cover See Opening closing of the Side Cover in MAINTENANCE section 5 Ensure the vent caps are securely in place if equipped 6 Cover the battery opening with a cloth Make sure that the cloth does not touch the battery terminals 7 Connect the terminal of the red jumper cable with the plus terminal of the low battery and connect the other end of the cable to the plus terminal of the auxiliary battery 8 Connect the black negative cable to the minus terminal of the auxiliary battery 9 Connect the other end of the black cable coming from the auxiliary battery to the excavator frame as far away as possible from the low battery 10 Start the engine of the helping machine and let it run for a while Start the excavator with the low battery 11 Disconnect the jumper cables in the reverse sequence Steps 8 7 6 12 Remove the cloth and replace the vent caps 1AAABANAPO30A 1 Lay a damp rag over the vent caps 2 Low battery 3 Put a cloth over the battery openings 4 Jumper cables 5 Auxiliary battery IMPORTANT This excavator has a negative ground 12 Volt starting system Use only the same voltage when using an auxiliary battery Using a higher voltage will cause serious damage to the electrical system When using an auxiliary battery only the compatible same voltage is per
91. f approx 58 8 to 68 6 N 6 to 7 kgf The belt tension is correct if it deflects about 7 to 9 mm If otherwise loosen bolt of the tension pulley and shift the tension pulley in the direction shown by the arrow 2 Replace the air conditioner belt if worn out cracked or torn 1BAABBLAP234B 1 Air conditioner belt A 7 to 9 mm 2 Tension pulley B Tighten 3 Air conditioner compressor 4 Pulley 5 Bolt IMPORTANT e Ifthe engine is run with a loose air conditioner belt the belt could slip and cause insufficient battery charging Check air conditioner belt tension regularly Should the air conditioner belt break or jump off the indicator light for battery charge will light up Stop the engine and remove the key immediately Checking and adjustment of the fan belt tension 1 Press the fan belt down in the middle with a force of approx 68 6 N 7 kgf The belt tension is correct if it deflects about 12 to 15 mm If otherwise loosen bolt and shift the alternator in the direction shown by the arrow 2 Replace the fan belt if worn out cracked or torn 1BAABBLAP162C Fan belt Alternator Pulley Fan pulley Bolt and nut 1 A 12 to 15 mm 2 B Tighten 3 4 5 IMPORTANT e Ifthe engine is run with a loose fan belt the belt could slip and cause overheating of the engine Check fan belt tension regularly REGULAR CHECKS AND MAINTENANCE WORK 67 Checking Radiator Hoses and Cl
92. face if not park across a slope Lower the bucket and dozer to the ground stop the engine release pressure in the hydraulic system place the pilot control lock lever in the locked position remove the key and lock the cab door if equipped before you leave 1BAAABBAP1260 6 Keep all safety equipment and covers in place Replace damaged or missing safety devices A 4 SAFE OPERATION 3 AFTER OPERATION Before leaving the machine Park the excavator on a firm flat and level surface If this is not possible park across the slope Lower the attachments and the dozer blade to the ground Stop the engine Release pressure in the hydraulic system Lock all control levers Remove the key Lock the cab door if equipped 1BAAABYAPO95A Ke eel a ae M QS 4BAABBLAPO191 Jf A 1 Pilot control lock lever A Unlock B Locked 4 SAFE LOADING AND TRANSPORT OF THE EXCAVATOR 1 Observe all regulations concerning the transport of excavators on public roads 2 Use adequately long and robust ramps when loading on the machine for details see TRANSPORTING THE EXCAVATOR ON A VEHICLE 3 Do not change the running direction and to avoid tipping over do not try to swing the attachment crosswise to the loading ramps 4 Lower the attachment on the loading bed and release the pressure from the hydraulic system After loading the excavator on the t
93. fuse box 2 Replace the burnt out fuse with a fuse having the same capacity 82 OTHER ADJUSTMENTS AND REPLACEMENTS HFuse Capacities and Circuits GOOG O E Bi B LO q oe oat lt lt lt SERBES ESEE 000660 0000 1BAABBLAP134D Canopy 1 Cab Light 10 Fuel Pump 2 Work Light 11 Lever Lock 3 Meter B 12 Starter 4 Horn 13 Al Motor 5 Room Light 14 Horn SW 6 Alternator 15 ECU B 7 Cab Relay 16 Beacon 8 Meter AC 17 Engine Stop 9 ECU AC 18 Electrical Outlet 1BAABBLAP134E CAB Air conditioner type 1 Cab Light 13 Al Motor 2 Work Light 14 Horn SW 3 Meter B 15 ECU B 4 Horn 16 Beacon 5 Room Light 17 A C Controller B 6 Alternator 18 Engine Stop 7 Cab Relay 19 Blower Motor 8 Meter AC 20 Electrical Outlet 9 ECU AC 21 Radio AC 10 Fuel Pump 22 Wiper Washer 11 Lever Lock 23 Compressor 12 Starter A C Controller AC OTHER ADJUSTMENTS AND REPLACEMENTS 83 E Auxiliary Electric Max power is less than 110 W including the equipped light 55W If you need another auxiliary electric contact your KUBOTA dealer for details s R Za Kr AT UET 1BAABBLAP019L f
94. g EXCAVATOR OPERATION 29 Pilot Control Lock Lever A CAUTION To avoid personal injury To avoid injuries check safety aspects all around the excavator NOTE e If the pilot control lock lever is pulled down the engine will fail to start Don t attempt to start the machine with the Pilot Control Lock Lever in the down position A if attempt is made the following message appears on the LCD display Up Lever Lock 1BAABBLAP142B C Lei 4BAABBLAPO191 IA a 1 Pilot control lock lever A Unlock B Locked IMPORTANT Always pull pilot control lock lever up to Locked position B when you stop the engine or leave the operating structure 30 EXCAVATOR OPERATION DRIVING A WARNING To avoid personal injury or death e Before starting the engine make sure that no one is near the excavator e Before operating the excavator check the track direction Front idler and dozer blade to the front of the excavator ca CHO N 1BAAABYAP100A A Front of the excavator e Use extra caution when traveling across a slope or working sideways on a slope Recommended technique for working on a slope 1BAAAAAAP0940 1 Adjust the engine speed from idling to an intermediate speed 2 Unlock the pilot control lock lever and pull in the bucket and hold the bucket about 20 to 40 cm above the ground
95. ght JLL 35 36 Dozer control lever cccceceeccceeeeeeeeeeeeeeeeees 33 6 CHECKS BEFORE START CHECKS BEFORE START DAILY CHECKS In order to avoid damage it is important to check the condition of the excavator before starting A CAUTION To avoid personal injury e Do maintenance work on the excavator only on level ground with the engine off and the lock lever in the Lock position Checks Go around the excavator and check for visual damage and wear Check coolant level See DAILY CHECKS in MAINTENANCE section Check fuel level Check engine oil level Check hydraulic fluid level Check air filter for clogging Check all grease points Check all control lamps indicators tachometer and hour meter Check the light system Check the seat belt and the ROPS FOPS safety device 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 CHECKING THE DEVICES Starter Switch e STOP The key can be inserted at the STOP position e RUN Turn the key one click from the STOP position to the RUN position All the circuitry gets energized to start preheating The glow indicator is displayed To check for any lamp breakage however the lamp lights up and stays on for about 1 second START Move the pilot control lock lever to
96. he radiator cap right after the engine has been stopped Serious burns can occur from contact with escaping hot coolant fluid e Check the coolant level in the recovery tank only after the engine has cooled down Remove the radiator cap only if absolutely necessary The radiator has a recovery tank Should the coolant level in the radiator sink the water will be automatically be forwarded to the radiator Open the side cover See Opening Closing of the Side Cover in OPENING AND CLOSING OF COVERS section Check the coolant level in the recovery tank and fill up if necessary The coolant level should be between the marks FULL and LOW N a 1BAAABYAP125C 1 Recovery tank A FULL B LOW 58 MAINTENANCE IMPORTANT e Do not fill the recovery tank over the FULL marking e Do not fill with dirty or salty water Checking Fuel Level A CAUTION To avoid personal injury Stop the engine and remove the key before fuelling e Do not smoke while fuelling IMPORTANT By temperatures over 5 C use No 2 D diesel fuel when temperatures are under 5 C use No 1 D diesel fuel Make sure that the fuel tank is not run empty Air will enter the fuel system and must be purged before restarting See PURGING OF THE FUEL SYSTEM in OTHER ADJUSTMENTS AND REPLACEMENTS e To prevent condensation water accumulations in the
97. hrs 63 63 11 Battery condition check O O O O O O O O every 50 hrs 64 12 Greasing swing bearing teeth O O O O O O O O every 50 hrs 65 check Daily check 59 13 V belt tension adjust O O O every 200 hrs 66 check every 200 hrs 67 14 Radiator hoses and clamps O O O M replace every 2 years 76 clean every 200 hrs 67 2 Air filter Outer element O O O 5 element replace every 1000 hrs 75 2 Inner element replace every 1000 hrs 75 2 16 Greasing swing ball bearing O O O every 200 hrs 68 17 Fuel filter cartridge replace O O every 500 hrs 72 18 Engine oil filter replace O O every 250 hrs 71 19 Drive unit oil change O O every 500 hrs 71 20 Breather filter replace O O every 500 hrs 72 21 Hydraulic return filter element replace O every 1000 hrs 72 22 Hydraulic suction filter element replace O every 1000 hrs 73 23 Filter in the pilot hydraulic system replace O every 1000 hrs 72 24 Fuelinjection nozzle injection pressure check every 1500 hrs 75 4 25 Front idler and track roller oil change every 2000 hrs 75 26 Alternator and starter motor check every 2000 hrs 75 27 Injection pump check every 3000 hrs 75 4 28 Radiator system rinse every 2 years 76 check every 200 hrs 69 29 Fuelline and Intake air line O O O ud replace every 2 years 78 3 54 MAINTENANCE Air conditioner
98. i ka in siai i as 37 Selecting the Action Modes 12 ai asta saaa y i Au Aa sa Va ai a 37 AUX Port Handling Procedure gs iki nis ns ia a saliai i i i i a i adeee geet 38 Setting the Maximum Flow Volume 2 ccccceeeesceeecceeeeeeeeeseeneeeeseeeseeeeseeneneeeeeeeeeeneeneeee 40 HOW TO RELEASE PRESSURE TRAPPED IN THE HYDRAULIC SYSTEM 45 1 way or 2 way CIRCUIT SELECTION VALVE OPERATION 46 AUTO IBLE Al OPERATION Laiku kis ss ia ia a ai a 47 IMPORTANT INFORMATION ON EXCAVATOR OPERATION 47 TRANSPORTING THE EXCAVATOR ON A VEHICLE 0 eeeeeeeeeeeeeeeeeeeees 48 LIFTING OF THE EXCAVATOR fetes i a as i a a a a derie 50 MAINTENANGE Kasas t e e e r A E E nas EEEO OaE AASR eA 52 MAINTENANCEINTERVALS ornen iie e a a e aa aa 52 OPENING AND CLOSING OF COVERS ccccceeeeeeeeeeeeeeeeeeeneeeesseeseeeesees 55 Opening Closing of the Engine Hood 2 ceceececceceeeeeeeeeeeeeeeeeeeeeeeneeceneeeeeseeeeeeeeeenaeees 55 Opening Closing of the Side Cover cv csceriaswec ners tntetet alte et ice eens 55 Where to store the Tool Arsinoja E e aa E 56 Where to store the Grease Gun LLLaaaaaaanaaaa anas saaa seses sakas anas anas asas asas 56 Where to keep Operator s Manual ccceeceeeeeeeeeseeeeeeeaaeeaeeaaeeaaeeaeeeaeceaeeeeeeeeeeeeeeees 57 Cup Holde fannan iai as i ai aa ia Rai Ae a Ate Se eA eee 57 DAILY GHECKS in kia siai iii iai a dias ai a i i a e 57 Checking Coolant Level
99. ible Do not use hands for checking for leaks Always use a piece of wood or cardboard It is strongly recommended that you use a face mask or eye protection Should injuries occur with leaking hydraulic fluid contact a doctor immediately This fluid can cause gangrene or serious allergic reactions 1AAABANAP024A 11 To avoid environmental damage from acid and heavy metals dispose of the battery appropriately 12 Observe all laws and regulations concerning the disposal of used oil coolants solvents hydraulic fluids battery acids and batteries A 6 SAFE OPERATION 13 To avoid fire do not heat the hydraulic components tanks pipes hoses cylinders before they have been drained and washed 14 Use eye protection or a face mask to protect the eyes and respiratory system against dust and other foreign particles a KT 1AAAAABAP002A 15 Securely support excavator with stands or suitable blocking before working underneath For your safety do not work under any hydraulically supported devices They can settle suddenly leak down or be accidentally lowered 1BAAABYAPO96A 16 Do not dismantle the spring of the track tensioner If dismantling is necessary contact your KUBOTA dealer where the machine was purchased or competent service shop The assembly must be done according to the KUBOTA work shop manual W S M for the product involved 17 When lifting the machine itself with an attach
100. icici sscsscccteee caus pecdeud sekidv shage caunneedeeanesds vauessccuapecdsaauelad twats suas A 57 Checking PUG Level az ia aaa ii iu ais a aa aa Vea a Natta nde 58 Checking Engine Oil Levels ficcccetinetasce ssksskins is i ii in i ai ii a i i i i 58 Checking Hydraulic Oil LSVBl t wccacue stu beccctoel teas ai il o i beecsheaeaWteadutacageees 59 Checking V belt as siai ias i aps i sac a i i TEERAA EEDAN NESE 59 Checking Radiator and Oil Cooler Liss siusis iii aa is a ai t i he eleven 60 Checking Washer LIGUA L kasas sias ais aiski ia k i A i si i a a 61 Cleaning Pre Cleanef us aiasiatuniis kasas aaa ee a a a asa a Anas Eos aks Aaaa 61 Checking and Cleaning Engine and Electrical Wiring cceeeeeeeeeeeeeeeeeeeeeteneneeeeeees 61 Greasing Boom Swing EUlGFEM L sai cass i aisiais cede oe eae ds i i Di i o k 61 Washing Whole Machine Kia iii i ais a cca aaa a i a i ia k 61 Greasing Front Attachments without Bucket Pin and Boom Swing Fulcrum 62 Greasing Bucket Pin and Bucket Link Pin cceeeecesesseeeeeceeeeeeseeeseeeeeeeeeeeeeeneeenneees 62 REGULAR CHECKS AND MAINTENANCE WORK e eeeeeeeeeeeeeteeeeeeeetees 63 EVERY 50 SERVICE HOURS discos frecst oer wks maga ka aa ias Ta aa asi a oi S 63 Draining the Water from the Fuel Tannk ccccccceeeeeeseececeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeees 63 Draining Water S Spar ator as as aaa da di e a ai i a i a a i i ENE acca 63 BAST K rai
101. idge 2 ccccccesseseccceeeeeeeeeseneeeeeeeeeeeseeeseeeeeneeeenesseeeeeneeenees 72 Replacing Breather Fillet iec ces caceicen ni i ai ia A a i e a 72 EVERY 1000 SERVICE HOURS Likutis tis dako sias pa nas ei asa nnna 72 Replacing the Hydraulic Pilot Filter Element eee aaaaaa aaa aa aaa aaa 72 Replacing Hydraulic Return Filter Elerment cc cccceeeeeeeeeeeeceeeeeeeeeseeeneeeeeeeeenteces 73 Hydraulic Oil Change Including Replacing of the Suction Filter in the Hydraulic Tank 73 Hydraulic Oil Check with Hydraulic Hammers ceceeeeeeee cette eeeeeeeeeeeeeeeeeeeaaaeeeeeeeeeee 74 EVERY 1000 SERVICE HOURS OR ONCE A YEAR 0 ceeeeeeeeeeeeeeeeeeeees TS Replacing Air Filter Element Likti centres taktus ii i natu a a ee a ia 75 EVERY 1500 SERVICE HOURS Zemio a k kis aisian adis ai ka a o 75 Checking Fuel Injection Nozzle Injection Pressure c cceecceeeeeeeeeeeeeeeeeeeeeteneeeeeeeees 75 EVERY 2000 SERVICE HOURS L tikai lauda baisaus aaa ika ba O aid ai aaa nnn 75 Changing Front Idler and Track Roller Oil ecccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneeeeeeeeeeeeeneeeaaees 75 Checking the Alternator and Starter Motor ccccccecceeeeeeeeeneeeeeeeeeeeeeseseeeeeeeeeeeneeeaaaees 75 EVERY 3000 SERVICE HOURS ausis eisi aa ra aa asec ine eee esc ceee 75 Checking Injection PUMP reier e i eds a a a arae basina 75 ANNUAL SERVICING i cose Sy ais siais ania ii a dia i i i a i a
102. increase wear on the tracks OTHER ADJUSTMENTS AND REPLACEMENTS 81 CHANGING THE BUCKET FUSES A CAUTION A CAUTION To avoid personal injury To avoid personal injury e There are two people required to replace the When changing fuse stop the engine and turn bucket One person operates the excavator the key in position STOP Keep the lock lever and the other one mounts the bucket for attachment control in the LOCK position The person who mounts the bucket must command guide the movements of the front end attachments The operator should move the front end attachments only according to the commands of the person who mounts the bucket Continuous visibility between both persons is indispensable If there is no visibility stop working immediately When replacing the bucket make sure to wear eye protection a helmet and protective gloves e During attaching and detaching chippings and C burns may occur at the bolts or bushings These may cause severe injuries Never use your fingers for the alignment of the components linkage bucket arm The components may sever your fingers by uncontrolled movements Read the manual of the attachment to do a correct operation safely when other attachments are installed instead of Kubota specified bucket 1BAABBLAP041B 1 Fuse box Replacing Fuses 1 Remove the cover of the
103. ing Left Boom swing Right Dozer raise Dozer lower Operation direction of control lever Operation direction of control lever Read operator s manual Lock Unlock Engine stop control lamp 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 excellent materials and under rigid quality control systems It will give you long satisfactory service To obtain the best use of your excavator please read this manual carefully It will help you become familiar with the operation of the excavator and contains many helpful hints about excavator maintenance It is KUBOTA s policy to utilize as quickly as possible every advance in our research The immediate use of new techniques in the manufacture of products may cause sections of this manual to become outdated KUBOTA distributors and dealers will have the most up to date information Please do not hesitate to consult with them AX SAFETY FIRST This symbol the industry s Safety Alert Symbol is used throughout this manual and on labels on the machine itself to warn of the possibility of personal injury Read these instructions carefully It is essential that you read the instructions and safety regulations before you attempt to assemble or use this unit Indicates an imminently hazardous situation which if not avoided will result in death or serious injury Indicates a po
104. is choice with the 4 switch Switch 5 1BAAABYAP012A Switch 1 Switch 5 Cursor Switch 2 and 3 Switch 4 1 2 3 4 5 4 Press the switch 5 to make the calendar appear onscreen Press the switch 2 and the log records machine s operating days for the last month and the month before last 90 days ago can be reviewed The highlighted days indicate when the machine was operated 123 7 8 9 10 Ai i ic 17 BE 20 21 BD 23 24 25 Ba 27 28 O 29 30 31 6 TT 1BAAABYAP021A 1 Switch 5 2 Switch 2 and 3 IMPORTANT Some days may appear marked with when the log record is unknown because of a new setting of the clock a disconnection of the battery or other factors Periodic Check The following message appears on the LCD display 10 hours before a periodic check 1BAABBLAP265B Press the switch 4 to see the check results Engine Oil Hyd Oil o Travel Motor he ese Ge ote Do the following servicing listed below 1BAAABYAP022A 1 Switch 4 IMPORTANT When the servicing has been completed turn the key switch ON and OFF 10 times or more and the check screen automatically disappears When the periodic check interval has passed the message
105. is still somewhat above the lowest 2500 2500 position Or even when the bars of ports 1 and 2 or of ports 3 and 4 are at the same level the same speed IMPORTANT might not be achieved This does not indicate a When the AUX port is not used for a long period dirt machine problem however Readjust the bar to the particles can settle in the lower part of the AUX port optimum level according to your attachment manual lines When the plugs on the AUX port lines are e Suppose that the same attachment is mounted on removed to connect attachments drain approx 100 cc another machine Even if the same flow control setting 3 4 02 of oil before making connections is made the same speed cannot be achieved Make an optimum setting on each machine 44 EXCAVATOR OPERATION Normal screen AUX port maximum flow volume setting flowchart DHJ 1 2 3 j4 5 B am i git Kole 110 20 fin B al s the attachment N Lower the lever control lock lever o UNLOCK unlocked position Yes Is the engine Start the running engine Yes 4 Icon setting MAX flow volume setting gt aleli op Pp ae Wl HOW TO RELEASE PRESSURE TRAPPED IN THE HYDRAULIC SYSTEM Lower the attachments and the blade down to the ground 2 Turn the key to STOP position and shut off the engine 3 After stopping the engine tu
106. king Blinking Blinking Aux port enable switch vod One way flow aa MAX Limited AUX 1 No activation fow volum how volume Send oil to the No activation MAX flow volume port 2 only No activation 1BAAABYBP0080 NOTE No activation 1 e When turning the starter key to the RUN position the action mode will return to the last action mode used 38 EXCAVATOR OPERATION Checking the settings of each action mode When an action mode is selected and the mark appears at the lower right of the icon the flow volume setting gets displayed by pressing the switch 4 1234 0h ABAAABYAP058A 1 Icon 2 Information mark 3 Information switch Switch 4 Display in AUX 1 and 2 modes 1BAAABYAP059A 1 AUX Port 1 2 AUX Port 2 3 AUX Port 3 4 AUX Port 4 HAUX Port Handling Procedure 1 Turn the starter key to the RUN position Let the engine warm up after start up for approx 10 minutes under no load conditions O ix pee 1BAAAABYAPO40C OS 1 Starter switch A STOP C START 2 Lower the pilot control lock lever UNLOCK ZAO eee iai LAT a NA 1BAABBLAP019 y II 1 Pilot control lever A Unlock B Locked 3 Push the AUX port enable switch switch 3 o OG
107. l keep the lower edge of the bucket approx 20 to 40cm 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 Always choose slow speed for uphill and downhill traveling UPHILL TRAVELING 1BAAABYAP101A A 20 to 40 cm DOWNHILL TRAVELING _ 1BAAABYAP102A J EXCAVATOR OPERATION 33 PARKING ON A SLOPE A WARNING To avoid personal injury or death e When the excavator is parked or left unattended on a slope be sure to put the bucket on the ground and place all control levers in neutral position then brace the tracks with chocks 1BAABBLAP025C 1 Chock OPERATION OF THE DOZER 1 To raise the dozer pull back the control lever To lower the dozer push the control lever forward To float the dozer push the control lever more forward to the locked position 1BAAABYAP098E 1BAAABYAP194N 1 Dozer control lever A Raise 2 Dozer B Lower C Float Locked position 2 While undertaking earth moving work control both drive levers with the left hand and the dozer control lever with the right hand 34 EXCAVATOR OPERATION TWO PATTERN SELECTION SYSTEM TPSS CAUTION To avoid personal injury e Study control lever pattern A and pattern B Then choose the one which is most familiar e Position the pattern selector lever located on the right
108. le explosion caused by sparks Always wear eye protection when working with the battery 1 Open the side cover See Opening Closing of the Side Cover in MAINTENANCE section 2 Check the battery fluid level and add distilled water if necessary 3 Should battery fluid be spilled fill with sulphuric acid solution of the same concentration 4 Clean the battery caps ventilation holes 0 verde P 1BAAABYAP129C 1 Battery 1BAABBLAP236A A Upper level B Lower level REGULAR CHECKS AND MAINTENANCE WORK 65 H Battery Charging A CAUTION To avoid personal injury e When the battery is being activated hydrogen and oxygen gases in the battery are extremely explosive Keep open sparks and flames away from the battery at all times especially when charging the battery e When charging battery remove battery vent plugs e Whendisconnecting the cable from the battery start with the negative terminal first When connecting the cable to the battery start with the positive terminal first e Do not check battery charge by placing a metal object across the terminals Use a voltmeter or hydrometer Make sure each electrolyte level is to the bottom of vent wells If necessary add distilled water in a well ventilated area The water in the electrolyte evaporates during recharging Liquid shortage damages the battery Excessive liquid spill damages the excavator body To slowly charge the bat
109. linder rods 2 Turn on the engine and operate the attachments and the drive mechanisms under no load in order to circulate the hydraulic oil If the machine is stored for longer than one month do steps 1 and 2 once every month 88 LONG STORAGE Periodic replacement of important component parts 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 It is therefore necessary to replace them with new ones whether wear is visible or not after a specified time of use If any of them is found worn even before the specified use it must be repaired or replaced the same way as other parts If any of the hose clamps is found deformed or cracked the hose clamp must also be replaced For the hydraulic hoses other than the ones to be replaced periodically inspect them for the following points If found unusual condition tighten them up replace them When replacing the hydraulic hoses change their O rings and sealings with new ones For replacement of the important parts contact your KUBOTA dealer At the following periodic inspections check the fuel hoses and hydraulic hoses as well Inspection Interval Check points D
110. ment place a safety block or safety post to prevent the machine from rolling over Keep the lock lever for attachment control in the LOCK position 18 Inspect ROPS FOPS for damage and if damage is found contact your KUBOTA dealer for repair 19 KUBOTA does not use asbestos containing components and recommends against the use of such components Components containing asbestos should be handled in accordance with applicable regulations and industry practice 20 Fire prevention Excavator and some attachments have components that are at high temperatures under normal operating conditions The primary source of high temperatures is the engine and exhaust system The electrical system if damaged or incorrectly maintained can be a source of arcing or sparks The following fire prevention guidelines will help to keep your equipment up and running efficiently and keep the risk of fire to a minimum Blow off all accumulated debris near hot engine exhaust components such as turbocharger and exhaust manifold as well as exhaust pipes and muffler more frequently when working in severe conditions e Clean out all accumulated flammable debris such as leaves straw pine needles branches bark small wood chips and any other combustible materials from inside the machine belly pans or lower unit structures as well as from area in proximity to the engine e Inspect all fuel lines and hydraulic hoses for wear or for deterioration Replace th
111. missible CHECK POINTS AFTER STARTING THE ENGINE After starting the engine but before starting operation check the following points 1 Put the throttle potentiometer in the middle between 4g and 48 symbols and let the engine idle for approx five minutes This allows the engine lubricant to warm up and penetrate every part of the engine 2 Once the engine has warmed up check e the warning lamp Engine oil pressure has gone out e the warning lamp Battery charge goes out when engine speed is increased the color of the exhaust is normal and no abnormal noises or vibrations are heard or felt e no fluid is leaking from pipes or hoses Should any following conditions occur stop the engine immediately The engine rpm s increases or decreases suddenly Sudden abnormal noises are heard Exhaust is black Warning lamp for engine oil lights up during operation IMPORTANT e In these cases the excavator must be checked and serviced by your local the KUBOTA dealer STOPPING THE ENGINE A WARNING To avoid personal injury or death e Do not keep the bucket or dozer in an elevated position as a person could accidentally touch the levers and cause serious accidents 1 Place the bucket and dozer on the ground 2 After slowing the engine to idle turn the key to STOP Remove the key 4 Pull the lock lever to LOCK position OPERATION OF THE ENGINE 27 Engine Stop Button A CAUTION To
112. n will start to warm up The heater has three position 1BAAABYAP 1228 1 Heater switch 2 Temperature control dial IMPORTANT e During summer turn the heater valve clockwise to close the valve HOpening Closing of CAB Door 1 Unlock the CAB door and pull the knob Open the CAB door fully until fixed into place 2 To close the CAB door push the release lever down and close the door FA NN 1BAABBLAP051B 1 Release lever 2 Door knob inside 3 When leaving the excavator always lock the door HOpening Closing of Front CAB Window A CAUTION To avoid personal injury Keep hands and feet away from the area between front window and CAB frame Otherwise the operator risks serious pinching or crushing injuries Other persons should stay clear when opening the window To open and close the front window take the steps below 1 Push the lock levers beside grip 1BAAABYAP131A 1 Grip 2 Lock lever 2 Hold the grips tightly with both hands Pull the grip slightly upward and toward yourself to let the windshield slide inward 3 Pull the windshield all the way to the lock at the back of CAB 4 Toclose the window take the reverse steps 3 2 and 1 CHECKS BEFORE START 21 EA of Side CAB Window Pull the grip to release the lock and pull side
113. ng ratio of water and anti freeze depends on the expected ambient temperature When mixing stir it up well and then fill into the radiator e Mixing ratio between water and anti freeze Ambienti 5 10 15 20 25 30 35 Temperature C Antifreeze 30 30 30 35 40 45 50 Water 70 70 70 65 60 55 50 IMPORTANT Use permanent anti freeze or long life coolant Drain the coolant completely and clean the radiator inside then fill with the water and anti freeze mixture As the anti freeze also acts as an anti corrosive it is not necessary to add an additive to the water and anti freeze mixture e See Coolant check under DAILY CHECKS in MAINTENANCE for radiator fill volumes PROCEDURE AFTER DONE WORK Clean the excavator thoroughly after work and wipe dry Otherwise mud and earth on the tracks could freeze if the temperature drops below the 0 C 32 F mark Operation of the excavator is then not possible Store the excavator in a dry place if not possible store on wooden planks or on mats If the excavator is kept on damp or muddy ground the tracks could freeze overnight Operation of the excavator is then not possible Furthermore the reduction gear may be damaged Additionally the piston rods of the hydraulic cylinders must be rubbed dry Otherwise severe damage could occur if dirty water seeps through the seals LONG STORAGE 87 LONG ST
114. not touch hot parts Keep away from f P P Away een DANGER EXPLOSIVE GASES such as exhaust etc and fan belt Cigarettes flames or sparks could cause battery to explode Always shield eyes and face from battery Do not charge or use booster cables or adjust post connections without proper instruction and training KEEP VENT CAPS TIGHT AND LEVEL POISON cAUSES SEVERE BURNS Contains sulfuric acid Avoid contact with skin eyes or clothing In event of accident flush with water and call a physician immediately KEEP OUT OF REACH OF CHILDREN 1BAAGAAAP0360 1BAAGACAP0280 1BAAAAQAP0880 4 Part No RC108 5754 1 A CAUTION lan aaa ery TO AVOID SCALDING Stop engine and allow radiator to cool before opening cap 1BAAAAQAP0890 1BAAABYAP125A A 12 SAFE OPERATION 1 Part No RD809 5795 1 Do not loosen the grease nipple completely or too quickly CANOPY 1BAABAMAP0010 2 Part No RC108 5796 1 Both sides i 1BAAAAQAP0940 3 Part No 69198 5722 1 Both sides 1BAAEALAP004A 4 Part No RB419 5796 1 Both sides D 1BAABAUAP272
115. of the equipment NOTE e Leaving the selection valve to 1 way circuit selection and attaching 2 way circuit equipment may cause the equipment to move drop suddenly due to its own weight as the tank line remains open even with the engine off AUTO IDLE Al OPERATION 1 Throttle Potentiometer With this potentiometer the operator can adjust the engine speed when the Auto Idle control is activated 2 Switch for Auto Idle Al Control With this switch the Auto Idle control is turned on or off The Auto Idle control allows the engine speed to drop to idle speed when the control levers are left in neutral for longer than four seconds If the control is activated the engine speed rises immediately to the preset rom If the Auto Idle is not activated the throttle potentiometer can be utilized to control engine speed in a similar way to a conventional throttle control lever 1BAAABYAP040R 1 Throttle potentiometer 2 Switch for Auto Idle control 3 Lamp for Auto Idle control IMPORTANT e It is possible that the Auto Idle may not function until hydraulic oil warms up in the cold weather Therefore it is not recommended that the Auto Idle be activated until the machine is completely warmed up NOTE e Before operating the control lever check the Auto Idle Indicator Lamp When operating in confined spaces or when loading onto a vehicle turn the Auto Idle switch off Light off This is to prevent unwant
116. ont of the operator Change of Direction while Travelling 1 While travelling forward bring the left drive lever into the neutral position the excavator will turn in the direction of the arrow of the illustration below t 1BAAABBAP1050 A Travelling forward N Neutral position 2 While travelling backward bring the left drive lever into the neutral position the excavator will turn in the direction of the arrow of the illustration below 1AAABANAP0030 B Travelling backward N Neutral position 32 EXCAVATOR OPERATION Change of Direction while Stationary 1 Push the left drive lever forward the excavator will turn in the direction of the arrow of the illustration below o CU rr iL Y 1AAABANAP0040 2 Pull the left drive lever backward the excavator will turn in the direction of the arrow of the illustration below ay D 1AAABANAP0050 Spin Turn When both drive levers are activated in the opposite directions both tracks will rotate with the same speed but in opposite directions The center of rotation is the center of the excavator 1BAAABBAP1060 1BAAABBAP1070 A Right spin turn UP AND DOWNHILL DRIVING A CAUTION To avoid personal injury e When travelling up or down a slope use extra caution and follow the instructions below While traveling uphil
117. ontrol elements which can cause accidents or injuries Wear adequate safety clothing e g safety helmet safety shoes eye protection ear protection working gloves etc as necessary and as prescribed by law or statutes 1AAAAABAPO01A 1 Helmet 7 Straw hat 2 Clothing fit for work 8 Towel 3 Tight seams 9 Baggy trousers 4 Good grip footwear 10 Loose cuffs of the shirt 5 Well fitting cuffs 11 Baggy shirt 6 Working gloves 12 Rubber sandals 12 Do not allow passengers to ride on any part of the excavator at anytime The operator must remain in the excavator seat during operation 13 Check levers pedals and all mechanical parts for correct adjustment and wear Replace worn or damaged parts immediately Check nuts and bolts regularly for correct torque 14 Keep your excavator clean Heavy soiling grease dust and grass can cause fires accidents or injuries 15 Use only KUBOTA authorized attachments 16 Before starting the excavator be absolutely sure that the excavator has been filled with fuel lubricated greased and undergone all necessary maintenance 17 Do not modify the excavator as such it could lead to unforeseen safety problems 18 Do not operate a hydraulic hammer on anything that is above the operator s seat level as objects may fall into the operator station 19 Make sure attachments particularly those utilizing quick attach systems are securely mounted 20 Install protective guards on
118. ool troubles 1BAABBLAP141B down the engine without If an oil leak is found stopping it immediately contact your local dealer for repair The meter does not show Water temperature water temperature sensor error Press the display selector switch and the normal 15 Water temperature sensor display is switched back Immediately contact your Water temp error system is in trouble The machine s other local dealer Sensor Err functions are operative but NBARBELAPOSTE an overheat and other problems cannot be detected Lock lever system error 16 The lock lever system isin The engine can run but the Immediately contact your Lever Lock trouble machine fails to move local dealer Sys Err 1BAABBLAP244B Travel 2 speed system switching The machine still runs at low 17 The 2 speed switching aaa entice Immediately contact your system is in trouble i local dealer The machine s other functions are still operative 1BAABBLAP147B Al system error The accelerator fails but the The Auto Idle system is in machine s other functions Immediately contact your 18 Al Sys Err trouble are still operative l cal dealer The accelerator fails too Move the machine to a place LS suited for repair SV short circuit The majority of systems fail The engine may getstarted l 19 Eeay The sensor s 5V power and the machine may move Immediately contact your Sys Err 1BAABBLAP152B supply is short circuited But do not try
119. or Normal Operation Fuel gauge A CAUTION To avoid personal injury e Before adding fuel be sure to stop the engine e Be sure to keep open flame away from the machine Otherwise a fire may result With the starter key at the RUN position the fuel remaining in the fuel tank is indicated in the block Z A CR J ae a 1BAAABYAP008A 1234 0h i wl 1 22 AUX 3 S 1 Fuel gauge If the fuel runs short open the cap and refuel the tank 1 Fuel cap 2 Fuel level audible indication switch IMPORTANT e If the fuel gauge indicator is near the E or the FUEL message appears add fuel as soon as possible If the indicator is near E and the machine is operated on a slope the engine may run out of fuel NOTE To open the fuel cap keep the key inserted 8 CHECKS BEFORE START Fuel level audible indication switch when 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 Start refueling the machine The buzzer beeping intervals vary according to how much fuel is poured into the tank As the fuel tank is filled up the buzzer will sound almost continuously While refueling the machine listen to the buzzer to know how much the fuel tank is filled If
120. perators of these instructions in detail Keep this manual in the storage location See Where to keep Operator s Manual in MAINTENANCE section 1 BEFORE OPERATION 1 Know your equipment and its limitations Read and understand this entire manual before attempting to start and operate the excavator 2 Obey the danger warning and caution labels on the machine 3 For your safety a ROPS FOPS Roll Over Protective Structure Falling Objects Protective Structure with a seat belt is installed by KUBOTA Always use the seat belt when the machine is equipped with a ROPS FOPS as this combination will reduce the risk of serious injury or death should the excavator be upset or falling objects occur Do not modify any structural members of the ROPS FOPS by welding drilling bending grinding or cutting as this may weaken the structure If any component is damaged replace it Do not attempt repairs If the ROPS FOPS is loosened or removed for any reason make sure all parts are reinstalled correctly Tighten mounting bolts to proper torque 4 ROPS FOPS structure complies with ISO 3471 ISO 3449 and OSHA regulations 5 The seat belt must be inspected regularly and replaced if frayed or damaged AN 1BAAABYAPO37A 1 Seat belt 6 Always sit in the operator s seat when starting engine or operating levers or controls 7
121. personal injury Wear eye protection a KT 1AAAAABAP002A The guickest and safest method of maintenance is the exchange of the paper cartridge Furthermore there are different methods of cleaning the cartridge Cleaning with compressed air Pressure of compressed air must be under 205 kPa 2 1 kgf cm and the cartridge should be blown clean from the inside to the outside until the dust deposits are noticeably reduced 1AAAAADAP004A IMPORTANT e If the air suction is still inadequate or the color of the exhaust gases is abnormal even after the cleaning the air filter cartridge must be replaced H Greasing Swing Ball Bearing 1 Grease through the respective grease nipple at the central nipple 2 Grease at each 90 1 58 rad position of the swing si x LOL 1 Grease nipple REGULAR CHECKS AND MAINTENANCE WORK 69 Checking 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 replace or repair them at once 1BAAABYAP130A 1 Fuel lines 2 Clamp bands be V A 1BAAABYAP126A S SO hy EF 1 Hoses 2 Hose clamps AIR CONDITIONER Cleaning Air Filter Open the cover and remove the filter cover remove the air filter 1 Air filter A CAUTION
122. phone 60 3 736 1388 Philippines KUBOTA PHILIPPINES INC 155 Panay Avenue South Triangle Homes 1103 Quezon City Philippines Telephone 63 2 9201071 Taiwan SHIN TAIWAN AGRICULTURAL MACHINERY CO LTD 16 Fengping 2nd Rd Taliao Shiang Kaohsiung 83107 Taiwan R O C Telephone 886 7 702 2333 Indonesia PT KUBOTA MACHINERY INDONESIA Tower A at EightyEight Kasablanka Lantai 16 Jalan Raya Casablanka Kav 88 Jakarta 12870 Indonesia Telephone 62 21 29568 720 Thailand SIAM KUBOTA CORPORATION CO LTD 101 19 24 Moo 20 Navanakorn Industrial Estate Tambon Khlongnueng Amphur Khlongluang Pathumthani 12120 THAILAND Telephone 66 2 909 0300 Korea KUBOTA KOREA CO LTD 106 24 Mongsan Ri Mankyung Up Kimje City Chonrapuk Do KOREA Telephone 82 63 544 5822 India KUBOTA AGRICULTURAL MACHINERY INDIA PVT LTD Regus Level 2 Altius Olympia Tech Park No 1 SIDCO Industrial Estate Guindy Chennai 600032 TN India Telephone 91 44 4299 4237 Vietnam KUBOTA VIETNAM CO LTD Lot B 3A2 CN My Phuoc 3 Industrial Park Ben Cat District Binh Duong Province Vietnam Telephone 84 650 3577 507 KUBOTA Corporation English Australia Code No RD458 8131 2 1BAAABYAP2340 1BAAABYAP2350 A 0 fC READ AND SAVE THIS MANUAL PRINTED IN JAPAN KUBOTA Corporation 2013 lt ij h fy to ABBREVIATION LIST Abbreviations Definitions API ASTM CECE DIN EN FOPS
123. pose Shell Spirax HD80W Shell Spirax HD85W Mobilube HD Plus 80W 90 MIL L 2105C In winter or by low temperatures Hydraulic oil In summer or by high ambient temperatures ISO 32 Shell Tellus S2M32 Mobil DTE 10 Excel 32 ISO Shell Tellus S2M46 Shell Tellus S2M68 Mobil DTE 10 Excel 46 Mobil DTE 10 Excel 68 Fuel Shell Alvania EP2 Mobillux EP2 Light oil No 2 D ASTM D975 Fuel under 5 C Light oil No 1 D ASTM D975 90 APPENDICES APPENDICES MAIN DIMENSIONS B 1BAAABYAP107A mm A B C D E F G H I J U48 4 815 625 1960 5440 3770 3380 2670 990 4135 5850 K L M N O P O R U48 4 440 410 2550 1960 5710 5330 1830 2390 NOTE e Above dimensions are based on the machine with KUBOTA original bucket e Above dimensions are based on the machine with rubber track e Specifications subject to change without notice LIFTING CAPACITY 91 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 2 The machine positions
124. rn the key to RUN position 4 Set the lock lever to Unlock position 1BAABBLAPO19I IA a 1 Lock lever for attachment control A Unlock 2 Attachment control lever left B Lock 5 Move the operating lever to release pressure in the hydraulic system How to release pressure trapped in the AUX port 1 Perform the above operations of 1 to 4 2 Turn ON the AUX port enable switch o DG MEg 1 AUX port enable switch Switch 3 EXCAVATOR OPERATION 45 oO Make sure that the flow volume in all the AUX ports is not minimized 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 1BAAABYAP187A 1 Flow volume in AUX port display A Flow volume in AUX port B Maximum C Minimum eB ee 1BAAABYAP189A B Maximum status of flow volume in AUX port C Minimum status of flow volume in AUX port 4 Move the AUX port knob mounted to the operating lever to the right and left to release pressure in the AUX port NOTE There are two types of machine one has the AUX port knobs mounted to the right and left operating levers the other has the AUX port knob mounted
125. rom both sides 1BAABAAAP3570 ar 2 Use mounting brackets to secure the ramp properly Connect the ramps directly with the bed 20 40cm 19 LBL 4 x H or more 1BAAACDAP181C TRANSPORTING THE EXCAVATOR ON A VEHICLE 49 3 For additional safety use blocks or supports under the 1BAAACDAP180A ramps and the bed 4 1BAAABBAP096A 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 vehicle Lower the dozer onto the bed Pullin the bucket and arm completely Then lower the boom Stop the engine release pressure trapped in the hydraulic system and remove the key Raise the lock lever Block the tracks with blocks and tie down the excavator A Tie down point 1BAAABYAP038A 1 Chain 2 Block E Towing the machine A CAUTION To avoid personal injury e When towing the excavator or pulling a load must be less than the strength of the towing line attached to excavator Not to be used for tiedown or lifting the machine e Towing is only allowed over a short distance and at walking speed 1 Attach the tow bar or towing rope to the hook on the excavator and to the pulling vehicle The tow bar should be mounted at
126. ruck block the tracks with blocks and tie down the excavator at the appropriate locations 1BAAABYAP038A 1 Chain 2 Block 5 Avoid abrupt braking of the vehicle with the excavator loaded Sudden braking cause the excavator to move and may cause a serious accident 6 When towing the excavator or pulling a load the load must be less than the strength of the towing line attached to excavator The towing eye should not be used for tie down or lifting of the machine 1BAABBLAP030B 1 Tow line Max drawbar pull at coupling hook 116 9 kN 11920 kgf Max vertical load at a 12 1 kN 1234 kgf 7 Do not use the hooks on the roof of CAB for lifting the excavator 5 MAINTENANCE Before doing maintenance work on the excavator place the machine on a firm flat and level surface lower the attachments to the ground stop the engine release pressure trapped in the hydraulic system lock all control levers and remove the key When dismantling hydraulic parts make sure that the hydraulic oil has cooled down sufficiently to avoid burns Start maintenance work carefully e g loosen plug slowly so that oil will not squirt out 1 Before doing work on the engine the exhaust system the radiator and the hydraulics let the excavator cool down sufficiently 2 Always turn off the engine when filling the fuel tank
127. s cccccceeeeeeceeeeeeeeceeeeeeeneeeeeeeeaeeesaeaaaeaaaeaaeeaaeeaaeeaeeees 82 PALMAR Y ETO OUIG i oils toe ds cach Canals ties aid i a a ma E o dates S ia la aa 83 Slow BIOW PUS S is cumin dette i i A S LS cake teed teehee eee 83 TROUBLESHOOTING 2 5 ias e r pea heap hdc aaa hs a a eee 84 OPERATION UNDER COLD WEATHER CONDITIONS cccccccccceceseeeeteeeeeees 86 PREPARATION FOR OPERATION IN COLD WEATHER ccccceeeeeeeeeeetees 86 PROCEDURE AFTER DONE MO RK 24 das iso iii ordinai ks anas a a a nes 86 ENG S TO RAS rtre tee eee ra ais Lasa g a i i a a a a E a 87 RECOMMENDED OILS ws caesces sans oss cts gauk a iii ia a a a aa cade a k 89 PR PENDIG ES acca itisid EE e Aai ATAT 90 MAIN DIMENSIONS Lit kauigeninkasnas ainas pas sea ss oteuntiny nea se guaeennennisnegialaseolaenendnleivens 90 LIF ARNG SGA PACITY E Elas a iek aa ania ras i a a e i a a a S 91 LIS TOE SCREENS aka aa sin ais indai aa aa i ia a aa i i a a as 96 LIST OF NORMAL SCREENS 55 aa a i ei i ai k ae mieiatnes 96 NAVIGATION LIST OF SCREENS Lia sn ya ai a i a ar ed lad ld 97 SAFE OPERATION A 1 AX SAFE OPERATION Careful operation is your best insurance against an accident Read and understand this manual carefully before operating the excavator Every user however experienced should carefully read and understand this manual and those of the attachments and accessories before operating the excavator The owner is obliged to inform all o
128. s SERVICING AS REQUIRED Checking Amount of Refrigerant gas A WARNING To avoid personal injury e Liquid contact with eyes or skin may cause frostbite e In the event of a leakage wear safety goggles Escaping refrigerant can cause severe injuries to eyes In contact with a flame R134a refrigerant result in a toxic gas Do not disconnect any part of the refrigeration circuit of the air conditioning system Consult your local KUBOTA Dealer for assistance and service A shortage of refrigerant 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 Checking procedure 1 Run the air conditioner in the following conditions Engine speed About 1500 rpm Temperature control lever Maximum cooling position rightmost Highest blow 3 e Air conditioner switch ON e Fan switch 2 Look into the sight glass to see if the refrigerant is flowing through its circuit it m O 1BAABBLAP061B 1 Sight glass NG o a N Little or no air bubbles in the refrigerant flow Lots of air bubbles in the refrigerant flow air bubbles or foam passing continuously Overfull of no Colorless and transparent refrigerant 1BAAAAKAP012A IMPORTANT e Charge only with R134a not R12 refrigerant gas OTHER ADJUSTMENTS AND REPLACEMENTS 79
129. sand and dust from around the oil port Make sure to use an identical type of hydraulic fluid The excavator has been filled with hydraulic fluid before delivery See RECOMMENDED OILS Do not mix different oils 1 Park the excavator on a firm flat and level surface Lower the attachments and dozer blade to the ground and stop the engine G_ On MMM Mh MAINTENANCE 59 2 Check the oil level as to whether it lies on the center of the gauge at normal temperature 10 to 30 C 3 Enough oil is present when oil is at center mark 4 Should the oil level be too low loosen the oil filling plug gradually to release pressure in the tank then fill up with oil at oil fill port TL BSSOSSSSSSSSE BSSSSSSSSSSSAQ SS Loos 1BAAABYAP090C r 1 Gauge CT 1BAAABYAP128A 1 Gauge 2 Oil filling plug Checking V belt A CAUTION To avoid personal injury Stop the engine and remove the key before checking the V belt Check the V belt for cracks and proper tension See Adjusting V belt Tension in REGULAR CHECKS AND MAINTENANCE WORK section 60 MAINTENANCE Checking Radiator and Oil Cooler A CAUTION To avoid personal injury e Always stop the engine and remove the key before checking the radiator e Wear eye protection when cleaning with compressed air e Replace all water hoses every two years e Inspect all water hoses daily Have the excavator
130. slopes at reduced speed Do not place the excavator near the edges of trenches and banks as the earth can give away due to the weight of the excavator ALLOWABLE CLIMBING ANGLE 36 20 deg ALLOWABLE ANGLE CROSS 27 15 deg Watch where you are going at all times Watch for and avoid obstacles Remain alert for trees wires and other obstructions Safety for children Tragedy can occur if the operator is not alert to the presence of children Children generally are attracted to machines and the work they do 1 Never assume that children will remain where you last saw them 2 Keep children out of the work area and under the pu pu watchful eye of another responsible adult 3 Be alert and shut your machine down if children enter p ERRAT f RRONT f the work area DOZER BLADE DOZER BLADE 5 Do not operate or idle engine in a non ventilated area Carbon monoxide gas is colorless odorless and deadly Never carry children on your machine There is not a safe place for them to ride They may fall off and be run over or interfere with your control of the machine Never allow children to operate the machine even under adult supervision Never allow children to play on the machine or on the attachments Use extra caution when backing up Look behind and down to make sure the area clear before moving When parking your machine if at all possible park on a firm flat and level sur
131. stem to the 24 hour One 1 On the user setting screen select Various Settings AUX Flow Ctr Set Various Settings e LTA siela Na 1BAAABYAP063B 2 Select Calendar Clock Set menu screen Calender Clock set 0 0 0 0 O O O O teka 2 3 4 5 1BAAABYAP018A 14 CHECKS BEFORE START 3 Press the switch 5 and the following detailed screen shows up 1BAAABYAP020A 1 Switch 2 and 3 A Year month day display 2 Switch 4 B Clock display 3 Switch 5 1 Using the switch 2 and 3 move up and down the items The year month day on Side A will be reordered 2 Using the switch 4 move the cursor to Side B Select the AM PM system or the 24 hour system 3 Press the switch 5 and the new settings will be made If the switch 1 is pressed the previous settings will remain NOTE e Consult your KUBOTA dealer for details H Log Record The log record helps you check the last 3 month operating record of the machine Take the following steps 1 Set the starter key to the RUN position fa JN oat S A STOP B RUN C START 1 Starter switch 2 Press the switch 1 to make the menu appear onscreen 3 Press the switch 2 and 3 to select the log record Fix th
132. tentially hazardous situation which if not avoided could result in death or serious injury Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury IMPORTANT Indicates that equipment or property damage could result if instructions are not followed NOTE Gives helpful information CONTENTS MSAFE OPERATION 2 as ainiai iai aa as ee acer alee eae eo ak oom alata A 1 DEALER SERVICE aeei iee aai g Taa a odai e bi a i aaa aaa ately E 1 TECHNICALDA TA apus e ai a ns a weep ui a eee 2 DESCRIPTION OF MACHINE PARTS Liuda ieuiajata miss ei ae a une 3 INSTRUMENT PANEL AND CONTROL ELEMENTS 0cccccssseeeeeeeeeeseeeeeeeeenees 4 CHECKS BEFORE STAR 5 nai cel ee eek a a ek cael a a 6 DAILY CHECK Stas kn sa ai a ae Re a 6 CHECKING THE DEVICES 54545 ia atas ias cxddeucdinds sent a si EEEaa 6 Starte DWIICH saz iai arai ai i i a a a i ede D a d i i a i 6 Display Selector Switch A inti iaiu d ask lh Lanta i ttrt tnt lalct Stag denials dite elude a 7 LCD Display for Normal Operation cecccecceee cece eeeeeeeeeeeeeeeeeeeeeeeeeeeeeaeeeaeeeeaeeeeaeeseeeee 7 Warning Lamp indeed esate at sia is E i ii i a i i i i i a S 10 LCD Display for Waming L Eris aaa kissa Ta aaa i a ta a aaa NSA 10 SGtting the COCK Ca ananasas aaa a da o aa saaa a akd asai as aa da is Ian 12 Reordering the year month day and Changing the AM PM System to the 24 hour One 13 LOG REGOFA ise dei asai
133. tery connect the battery positive terminal to the charger s positive terminal and the negative to the negative one Then recharge in the standard fashion A boost charge is only for emergencies It will partially charge the battery at a high rate and in a short time When using a boost charged battery it is necessary to recharge the battery as early as possible Failure to do this will shorten the battery s service life When the specific gravity of electrolyte falls between 1 27 and 1 29 charge has completed When exchanging old battery for a new one use battery of equal specification H Greasing Swing Bearing Teeth 1 N w 1BAAABYAP134B y Pump grease with the grease gun through the grease nipple Grease at each 90 1 58 rad position of the swing frame Fill with approx 50g of grease approx 20 to 30 pumps with the grease gun at each position Distribute the grease over the teeth 1 Grease nipple for swing bearing teeth 66 REGULAR CHECKS AND MAINTENANCE WORK EVERY 200 SERVICE HOURS Do all 50 and 100 hour servicing at the same time H Adjusting V belt Tension A CAUTION To avoid personal injury e First stop the engine and remove the key e After servicing make sure to replace the belt cover in its original position Checking and adjustment of the air conditioner belt tension 1 Press the air conditioner belt down in the middle with a force o
134. the excavator when working in areas where objects may fall or be thrown 2 OPERATING THE EXCAVATOR Mount and dismount the machine safely Always face 1BAAABBAP129A Start and control the machine Always use handrails and available steps and keep yourself well balanced Do not grab or hold any of the control levers and switches Do not jump on or off the machine whether stationary or in motion the excavator only from the operator s seat The driver should not lean out of his seat when the engine is running Before starting the engine make sure that the lock levers are in the Lock position and all control levers and pedals are in their neutral positions and the seat belt is fastened correctly Before operating the excavator make sure that the dozer blade is in front of you If the levers are activated with the dozer blade at the rear the tracks will move in the opposite direction of the drive levers TRAVEL DIRECTION TRAVEL DIRECTION DRIVE LEVERS DRIVE LEVERS 7 SAFE OPERATION A 3 When operating keep hands and body inside of the ROPS FOPS protective envelope Do not touch or depress the control levers or the pedals from outside the cab while the engine is running Take precautions against tipping over Stay away from steep slopes and embankments Do not swing the bucket downhill Lower the dozer blade when digging Keep the bucket as low as possible while driving uphill Turn slowly on
135. up to the center of the gauge Hydraulic 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 to harder conditions than normal excavating work Use only the recommended oils mentioned in the operator s manual when changing or filling with oil When filling up oil do not mix oils of different makes 2 Changing the return filter and oil 1 The filter must be changed more often because of contamination resulting from the frequent assembly and disassembly of the hoses 2 Use the correct replacement filter 3 Oil change according to operating hours Hydraulic oil volumes Hydraulic tank 45L Whole oil volumes 79L 8 Install the hydraulic tank cover and tighten the oil filling plug Hydraulic Return Suction oil filter Filter every 1000 Normal every 1000 eres excavator work Hrs T D after first operation 20 every 800 every 800 j Hrs Hrs every 1000 o every 400 every 400 His Hammer 40 Hrs Hrs bel 300 300 portion o every every ee Hrs Hrs more omy 200 every 200 Hrs Hrs REGULAR CHECKS AND MAINTEN
136. ve the desired temperature level 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 to the 3 and WARM leftmost positions respectively HANDLING THE SAFETY DEVICES Pilot Control Lock Lever A CAUTION e When the excavator is not used or left unattended be sure to place the pilot control lock lever in position Locked The pilot control lock lever is located on the left side A Ua ge ULL 1BAABBLAPO19 1 Pilot control lock lever A Unlock B Locked 24 OPERATION OF THE ENGINE OPERATION OF THE ENGINE A CAUTION To avoid personal injury e Read SAFE OPERATION at the beginning of this operator s manual Obey the danger warning and caution labels on the excavator e To avoid the danger of exhaust fume poisoning do not operate the machine in a closed building without proper ventilation e Always start the engine from the operator s seat Do not start the engine while standing next to the excavator Before starting the engine sound the horn to get the attention of persons standing nearby CAS gt B BBA fis A 1BAAABYAP040D aT 3A 1 Horn switch IMPORTANT e Do not use starting fluid or ether e In order not to overload the battery and starter a
137. verheating injection Readjust ignition timing Use of poor fuel Use prescribed fuel Boom arm Hydraulic oil level too low Add oil bucket drive swing and dozer Leakages of hoses and Replace hose or joint Hydraulic power is too low Or joints System wing motor and A i front attachment Loey lever LOGE Bring lock lever into UNLOCK position position does not work Drive Deviation of Blocked through stones Remove System drive direction Track too loose or too tight Adjust accordingly Al System ine icator Fuse in fuse box defective Replace the fuse light flashes 86 OPERATION UNDER COLD WEATHER CONDITIONS OPERATION UNDER COLD WEATHER CONDITIONS PREPARATION FOR OPERATION IN COLD WEATHER Replace engine oil and hydraulic oil with those of viscosities suitable for cold weather 2 In cold weather battery power drops and the battery fluid may freeze if the battery is not sufficiently charged To prevent the battery fluid from freezing be sure to keep the battery charged at least 75 or more of its capacity after operation To ease next starting it is recommended to keep the battery stored in closed or heated rooms If the battery fluid level is too low do not add after operation but add with the engine running before the next operation 3 Add anti freeze to coolant in the radiator and recovery tank if the ambient temperature is expected to drop below 0 C 32 F Mixi
138. void engaging the starter for more than 10 sec e If the engine does not start in 10 sec please wait 20 sec or more before attempting to restart STARTING THE ENGINE A CAUTION To avoid personal injury e The operator should not depend solely on the warning lamps but should always conduct the routine checks see MAINTENANCE Start the engine in the following manner 1 Before starting the engine make sure that all control levers are in the neutral positions 1BAAABYAP040J 1 Attachment control lever left 2 Drive lever left 3 Drive lever right 4 Attachment control lever right 5 Throttle potentiometer 2 Pull the lock lever all the way back lock position 3 Put the throttle potentiometer in the middle between gg and 48 symbols The switch for Auto Idle control is in the OFF position See AUTO IDLE Al OPERATION in the Excavator operation BAAABYAP040K 1 Throttle potentiometer 2 Switch for Auto Idle control 4 Set the starter key to the RUN position Hold the key at this position until the 00 mark on the display panel disappears S X A STOP B RUN C START 1 Starter switch 1234 0h al oa Gi 1BAAABYAPO98A 5 Now make sure the and A marks appear onscreen If not the system has malfunctioned
139. window open to the rear or to the front 2 To close the side window slide it forward or backward until the lock snaps in at the window frame 1BAAABYAP123B 1 Grip Emergency Hammer A CAUTION To avoid personal injury When breaking the window pane close your eyes and cover them with an arm The emergency hammer is for breaking a window pane in order to quick escape from the cab should the window not open a 1BAAABYAP075A 1 Emergency hammer 22 CHECKS BEFORE START AIR CONDITIONER H Air 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 g 6 Son FRONT WINDOW A B CHEST AREA C FOOT AREA D SIDE WINDOW E BACKWARD Position the inlet selector lever to the desired position 1BAAABYAP080A 1 Inlet selector lever A FRESH AIR INLET position B INNER AIR RECIRCULATION position C FRESH AIR INLET IMPORTANT e Do not allow water to enter the fresh air port while washing the excavator BAir Control Vent Front air outlet The front air outlets can be independently adjusted as required To defrost the windshield rotate the outlets toward the windshield 1BAABBLAP202B A FRONT WINDOW B CLOSED C FOOT AREA

Download Pdf Manuals

Related Search

Related Contents

PX3004 User Manual  FIA EGUS Release Notes V1.8    

Copyright © All rights reserved. Failed to retrieve file