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137

MAINTENANCE

When Required

6. Check that the rubber crawler is securely

engaged on the sprocket and idler.

7. Tighten the rubber crawler to the standard

tension.
Refer to page 113 “Inspecting and
Adjusting the Crawler Tension”.

8. Install the other rubber crawler using the

same procedure.

Summary of Contents for 12820004

Page 1: ...OPERATOR S MANUAL Read and understand these instructions Failure to do so can cause injury or death WARNING Compact Excavator TB28FR Book No AF4E001 Serial No 12820004...

Page 2: ...f this machine can cause injury or death Read and understand this manual before performing any operation inspection or maintenance on this machine Always store this manual near at hand preferably on t...

Page 3: ...k on illustrations indicates prohibited or dangerous actions IMPORTANT The word IMPORTANT is used to alert against operators and maintenance personnel about situations which can result in possible dam...

Page 4: ...al storage A compartment for storing this manual is provided at the position shown on the diagram below 1 Insert the starter key and turn it counterclockwise to unlock the manual storage 2 After using...

Page 5: ...Slew cushioning system for easy bucket positioning Engine emergency stop idle system Tilt up operators platform for easy access to major compartment Break in period When the machine is new heed the i...

Page 6: ...4...

Page 7: ...5 Introduction 2 Machine Description 3 Safety 7 Controls 35 Operation 61 Transport 89 Maintenance 93 Troubleshooting 139 Specifications 149 Options 161 Index 173 CONTENTS...

Page 8: ...6...

Page 9: ...eneral precautions 8 Preparing precautions 12 Starting precautions 14 Operating precautions 16 Stopping precautions 23 Transporting precautions 24 Maintenance precautions 25 Safety signs Decals 32 SAF...

Page 10: ...tection and other protective equipment as required by job conditions Wear required appropriate equipment such as safety glasses and filter mask when using grinders hammers or compressed air as metal f...

Page 11: ...to lock the safety lock lever before leaving the operator s seat Before leaving the operator s seat set the safety lock lever securely to the lock position and stop the engine If any controls should...

Page 12: ...r other flammable material are not stored on the machine Handle all solvents and dry chemicals according to procedures identified on manufacturers containers Work in a well ventilated area Never use f...

Page 13: ...ath Using optional products Consult with a Takeuchi dealer before in stalling optional attachments Do not use attachments that have not been approved by Takeuchi or a Takeuchi dealer Doing so may comp...

Page 14: ...nto account the safety of pedestrians and vehicles Use a flagman an or signals Fence off the working area and prohibit entry to unauthorized persons When working in water or crossing shallow streams o...

Page 15: ...ts Before operating perform the prescribed inspections and make repairs immediately should any irregularities be found If a failure that causes loss of control such as steering service brakes or engin...

Page 16: ...the engine until you are sure it is safe Before starting check or perform the following Walk around the machine and warn all personnel who may be servicing the machine or are in the machine path Do no...

Page 17: ...follow the shutdown procedure and report the malfunction Warm up the engine and hydraulic fluid Observe all gauges or warning instruments for proper operation Listen for unusual noises Test engine spe...

Page 18: ...ine If necessary swing the cab around before backing up to check that the area is safe and clear Ensure good visibility When working in dark places turn on the machine s working lights and headlights...

Page 19: ...cross obstacles if they will seriously tilt the machine to an angle of 15 or greater On uneven ground travel at low speed and avoid accelerating stopping or changing directions abruptly When roading...

Page 20: ...n slopes or grades move slowly in first gear low speed Do not travel down slopes in reverse On grass dead leaves wet metal or frozen surfaces the machine may slide sideways even on very gentle slopes...

Page 21: ...machine and the load at all times If the machine should come in contact with a live electrical source do not leave the operator s seat Do not allow anyone to approach or touch the machine Be especiall...

Page 22: ...n a downhill direction This will reduce the stability of the machine Watch out for hazardous working conditions Never undercut a high bank Be particularly alert for the possibility of a cave in Do not...

Page 23: ...is used for lifting Never lift loads in excess of capacity Overload will cause the machine to roll and can result in serious injury or death All rated lift capacities are based on the machine being l...

Page 24: ...tions Danger of flying objects This machine is not equipped with protective guards to protect the operator from flying objects Do not use the machine in places where there are risks of the operator be...

Page 25: ...t movement When parking on streets use barriers caution signs lights etc so that the machine can easily be seen even at night to avoid collision with other vehicles Before leaving the machine do the f...

Page 26: ...cle so it can not move Use a signal person when loading and unloading the machine and travel slowly in first gear low speed Never change course on the ramp Do not slew swing on ramps The machine may t...

Page 27: ...uel hoses periodically Fuel hoses become weaker over time even if they appear to be in good shape Replace important safety parts whenever an irregularity is found even if it is before the normal time...

Page 28: ...or the operator s seat area Stop the engine before performing maintenance Avoid lubrication or mechanical adjustments with the machine in motion or with the engine running while stationary If mainten...

Page 29: ...ng equipment To prevent unexpected movement securely block the working equipment when repairing or replacing the cutting edges or bucket teeth Secure the engine hood or cover when opened Be sure to se...

Page 30: ...se fuel for cleaning purposes Use the correct fuel grade for the operating season Handling of hoses Fuel oil or hydraulic fluid leaks can cause a fire Do not twist bend or hit the hoses Never use twis...

Page 31: ...a few hours by a doctor familiar with this type of injury Release all pressure before working on the hydraulic system Oil may spurt out if caps or filters are removed or pipes disconnected before rel...

Page 32: ...way Use a flashlight to check battery electrolyte level Stop the engine and shut off electrical equipment while inspecting or handling the battery Do not short circuit the battery posts with metal ite...

Page 33: ...l missing illegible or damaged safety and warning signs Checks after maintenance Gradually raise the engine speed from a low idle to maximum speed and check that no oil or air is leaking from serviced...

Page 34: ...ety of you and those working with you Please take this manual walk around your machine and note the content and location of these safety signs Review these signs and the operating instructions in this...

Page 35: ...oom has stopped automatically If the boom has stopped Operate the boom downward If the offset pedal is loched and offsetting is not possible 1 Operate the boom downward to move it outside the automati...

Page 36: ...34...

Page 37: ...35 Names of Components 36 Doors and Covers 38 Seat and Seat Belt 43 Instrument Cluster 45 Switches 47 Levers and Pedals 50 Accessories 52 CONTROLS...

Page 38: ...t 7 Idler 8 Track roller 9 Carrier roller 10 Travel motor Working equipment 11 Bucket 12 Bucket cylinder 13 Arm 14 Arm cylinder 15 Boom 16 Boom cylinder 17 Boom bracket 18 Offset cylinder 19 Left link...

Page 39: ...h 6 Wiper switch Cab 7 Safety lock lever 8 Attachment Interference switch 9 Throttle lever 10 Left operating lever 11 Right operating lever 12 Fuse box 13 Offset pedal 14 Travel lever 15 Auxiliary hyd...

Page 40: ...g the machine Lock and unlock Release Lock on 1 Insert and turn the starter key Opening 1 Pull the knob 1 towards you and open the door To open the door from inside the cab push the lever 2 to the fro...

Page 41: ...he window slowly so as not to hit your head Lowering the window abruptly may result in injury or damage the front window 1 Move the lock pin 2 to the inside to unlock the front window 2 Grasp and turn...

Page 42: ...sp the catch 7 unlock it and open the side window 2 To close the side window close it until a click is heard 7 C4C007 Tool Case Opening 1 Remove the wing bolt 1 and turn the cover 2 Closing 1 Return t...

Page 43: ...rong wind When opening and closing the engine hood be careful not to get your hands or other parts of your body caught Opening Release Lock on 1 Insert and turn the starter key clockwise to unlock the...

Page 44: ...y Do not fill the fuel tank to capacity Allow room for expansion Tighten the fuel filler cap securely Release Lock on O Open S Closed Opening 1 Open the key cover insert and turn the key counterclockw...

Page 45: ...ull on lever 2 and slide the seat backward or forward to bring it to the optimum position for operating the machine 2 Release the lever 2 at the desired position and the seat will remain fixed there A...

Page 46: ...your torso and sit back firmly into the seat 2 Pull the seatbelt to the desired length 3 Adjust the belt so that it is not folded over itself and then insert the tongue plate A into the buckle B of t...

Page 47: ...le the engine is running 3 Coolant Temperature Warning Lamp This lamp flashes and an alarm is sounded if the engine coolant temperature rises abnormally while the engine is running 4 Battery Charge Wa...

Page 48: ...tervals according to the time displayed on the hour meter 10 Water Temperature Gauge This gauge indicates the temperature of the engine coolant water The needle should be within the green range during...

Page 49: ...lowering the engine speed and reducing fuel consumption when little engine output is required for example when the operating and travel levers are in neutral Switches Starter Switch IMPORTANT Do not r...

Page 50: ...rference Switch Failure to properly set the Attachment Interference Switch can result in equipment damage serious injury or death Ensure that all buckets used in the standard position are no longer th...

Page 51: ...not operate the washer Doing so may damage the pump IMPORTANT Operating the wiper with no moisture on the windshield will scratch the glass Apply water or washer fluid when operating the wiper IMPORT...

Page 52: ...or s seat set the safety lock lever securely to the lock position and stop the engine If any controls should be touched accidentally when the safety lock lever has not be locked the machine will move...

Page 53: ...perating the Dozer Blade Travel Levers Before operating the travel levers check to make sure that the dozer blade is to the front of the operator s seat BE AWARE that when the dozer blade is to the re...

Page 54: ...ation as follows 1 Park on a flat surface and stop the engine 2 Open the engine hood 3 Close the valve 1 Heater Cab Always be sure to allow sufficient ventilation Do not place combustible or explosive...

Page 55: ...ing maintenance of the electrical system I ON Connects the electrical system Check that this switch is in the ON position before starting the engine Supplement Setting this switch to the OFF position...

Page 56: ...en connecting is complete purge air from the hydraulic lines a Start and run the engine at low idle with no load for 10 minutes b With the engine running at low idle operate the auxiliary hydraulic sw...

Page 57: ...versible attachment 2 way flow Change the direction of the hydraulic oil flow by opening or closing the selector valve on the machine body External Power Socket for EU Only use applicable electric pro...

Page 58: ...ket When using the wiper and this socket simultaneously be careful not to exceed 12V 10A 1 Press the lighter in 2 Release the lighter and wait for it to pop out The lighter pops out automatically when...

Page 59: ...rendered inoperable Be careful not to insert cassette tapes backward Doing so may damage the cassette player Insert tapes with the head of the tape facing to the right Always remove the cassette from...

Page 60: ...radio 7 Cassette door Insert the cassette tape with the exposed magnetic tape side facing to the right Simply insert a tape to change over to the cassette tape mode while listening to the radio MTL L...

Page 61: ...TAL 3 6 DC12V 24V AUTO REVERSE CASSETTE STEREO RECEIVER KRH M867 L2C005 12 Band select switch Pressing the BAND button changes over between FM1 FM2 and AM MW bands The display indicates the receiving...

Page 62: ...d press the this button again If you will auto memory push this button over 5 sec so initiates a scan of the band Station frequencies are either stored in order of low of frequency for FM or in sequen...

Page 63: ...1 Before Starting Operation 62 Starting and Stopping the Engine 63 Machine Operation 66 Operating Procedures 76 Parking the Machine 84 Handling in Cold Weather 85 Handling Rubber Crawlers 86 OPERATION...

Page 64: ...pections as described under Maintenance Daily Inspection pages 105 to 109 Mounting and Dismounting Do not jump on or off the machine Never attempt to mount or dismount a moving machine When mounting a...

Page 65: ...the alarm is not sounded the bulb may be burnt out or a wire may be damaged Contact a Takeuchi sales or service outlet for repairs Before Starting the Engine Before leaving the operator s seat set th...

Page 66: ...lamps are off Starting the Engine Clear the area of all persons Sound horn to alert everyone around the machine IMPORTANT Do not run the starter motor for more than 15 consecutive seconds If the engi...

Page 67: ...stop except in the case of a true emergency 1 Idle the engine for about 5 minutes to gradually let it cool 2 Turn the key to the OFF position to stop the engine Warming Up the Engine IMPORTANT Avoid...

Page 68: ...oom Offset Right Right Crawler Forward Right Crawler Reverse Boom Lower Boom Raise Bucket Load Bucket Dump Dozer Blade Lower Dozer Blade Raise Lever Pattern ISO Pattern Be careful to check which patte...

Page 69: ...Left Boom Offset Right Right Crawler Forward Right Crawler Reverse Arm Out Arm In Bucket Load Bucket Dump Dozer Blade Lower Dozer Blade Raise Lever Pattern JCB Pattern Be careful to check which patte...

Page 70: ...achine hydraulic oil is dangerous as response will be slow and the equipment may move in unexpected ways Be sure to sufficiently warm up the machine IMPORTANT Do not operate the levers suddenly when t...

Page 71: ...ibed below and check that the bucket arm and boom do not touch the cab when the boom or bucket is moved near the cab and stops automatically G4D002 1 L2D009 2 3 L2D010 S2B015 1 Offset the boom to the...

Page 72: ...machine path Signal your intention to move by sounding the horn There are blind spots to the rear of the machine If necessary swing the cab around before backing up to check that the area is safe and...

Page 73: ...ling aTo turn left while traveling forward Set the left lever to neutral eTo turn left while traveling backward Set the left lever to neutral To turn to the right while traveling operate the right lev...

Page 74: ...ocked the machine will move suddenly and cause severe injury or death Note that the dozer blade control is not locked even when the safety lock lever is set to the lock position Do not touch this cont...

Page 75: ...erating lever backward Operating the Working Equipment Be careful to check which pattern of lever control arrangement you are operating with before beginning operations The explanations in this manual...

Page 76: ...o lower the dozer blade Tilt the lever forward eTo raise the dozer blade Tilt the lever backward Operating the Arm aTo contract the arm Tilt the left operating lever backward eTo extend the arm Tilt t...

Page 77: ...non approved attachments The Attachment Interference Switch AIS allows the operator to select the attachment size used on the excavator The Interference Prevention System uses the operator s AIS selec...

Page 78: ...rvice life of the hoe attachment Use hydraulic force to dig Prohibited Operations Do not operate on base rock hard or soft Do not slew swing while traveling If you must operate the hoe attachment whil...

Page 79: ...s with a breaker etc before digging This prevents damage to the machine and is thus more economical in the end Caution on Exposing the Dozer Blade to Shocks Hitting the dozer blade against rocks etc c...

Page 80: ...de Doing so could damage the dozer blade and lower body Cautions on Operating Cautions on Traveling Traveling over obstacles rocks stumps etc may subject the body to strong shocks and result in damage...

Page 81: ...t for inspection Cautions on Traveling on Slopes Never exceed the machine s stability capabilities maximum gradeability 30 lateral tipping angle 15 Also note that when actual working area conditions a...

Page 82: ...stops when traveling down a slope set the travel levers to the neutral position stop the machine then set the blade against the ground and start the engine Traveling Posture Traveling up slopes When...

Page 83: ...etc under the lifted crawler 5 Lift the bucket and slowly move out of the mud If both crawlers are stuck 1 Perform steps 1 to 4 above for both crawlers 2 Dig the bucket into the ground in front of th...

Page 84: ...ive digging Digging Ditches Mount a bucket suited for digging ditches and set the crawlers parallel to the ditch to be dug for greater efficiency When digging wide ditches dig the sides first the cent...

Page 85: ...1 Bring the hoe attachment close to the body 2 Gradually remove the dirt from the side of the mound 3 Once the mound is low remove the dirt from the top If the load on the body is too heavy adjust by...

Page 86: ...ound and apply the parking device If you must park on a slope or incline block the machine securely to prevent movement Before leaving the operator s seat set the safety lock lever securely to the loc...

Page 87: ...fuel and the oils for the different devices with those specified on the Fuel and Lubricant Chart Refer to page 96 Fuel and Lubricant Chart When using one season type antifreeze coolant completely dra...

Page 88: ...here the rubber crawlers may slip Doing so may speed up rug wear Rubber crawlers have an inherent weakness due to their use of rubber Be sure to heed the prohibitions and cautions below so as to preve...

Page 89: ...se rubber crawler belts at temperatures between 25 C to 55 C 14 F to 131 F When storing the rubber crawlers for long periods of time 3 months or more do so indoors in a place not exposed to direct sun...

Page 90: ...88 OPERATION Handling Rubber Crawlers Do not change directions when the crawler belts are slack as shown in the diagram...

Page 91: ...89 TRANSPORT Loading and Unloading 90 Securing the Machine 91 Cautions on Transporting 92...

Page 92: ...an 8 Load the machine properly at the prescribed position on the bed Refer to page 91 Transporting Posture The machine may roll or tip over or fall while loading or unloading it Take the following pre...

Page 93: ...oom 3 Stop the engine and remove the starter key 4 Set the safety lock lever securely to the locked position 5 Set stoppers in front and behind the crawlers 6 Put a chain or wire rope over the lower f...

Page 94: ...sporting Know and follow the safety rules vehicle code and traffic laws when transporting the machine Consider the length width height and weight of the truck with the machine loaded on it when determ...

Page 95: ...Daily Inspection Every 10 Hours 105 After First 50 Hours New Machines Only 110 Every 50 Hours 113 Every 100 Hours 117 After First 100 to 250 Hours New Machines Only 118 Every 250 Hours 119 Every 500 H...

Page 96: ...e fuels lubricants and greases in the prescribed places and in such a way that no water or dirt can get in them Cautions on fueling If the port includes a strainer do not remove the strainer when fuel...

Page 97: ...Use a non combustible cleaning agent Keep dirt out When mounting and removing parts do so in a place where there is no dust clean the working area and the part and keep dirt out Clean mounting surfac...

Page 98: ...nt fuel flow problems in cold weather use diesel fuel with a pour point of at least 12 C 10 F below the lowest expected ambient temperature Minimum cetane number is 45 Low temperature or high altitude...

Page 99: ...hrs Every 500 hrs 15511 00700 Fuel filter Every 500 hrs Element 119810 55650 After first 50 hrs Every 250 hrs 129150 35151 Engine oil filter Cartridge Every 1000 hrs or after 6 cleanings whichever co...

Page 100: ...16914 00001 22 Drain connector for EU 23 Case 16919 00001 No Part name Part No Remarks Part name No Part No Remarks 1 Spanner 19100 47081 10 12 2 Spanner 19100 47082 14 17 3 Screwdriver 19100 06112 4...

Page 101: ...nuts and bolts alternately top bottom left then right or in 2 or 3 times so that they are tightened uniformly Thread Head width b Size a X Pitch Torque General Connection Points N m ft lb Coarse Fine...

Page 102: ...an irregularity is found replace the hose even if the replacement interval is not yet reached 1 Fuel hose Fuel tank A Fuel filter cartridge B 2 Fuel hose Fuel filter cartridge Feed pump C 3 Fuel hose...

Page 103: ...Only Replacing the hydraulic oil return filter 110 Replacing the engine oil and oil filter 111 Inspecting and adjusting the fan belt 112 Every 50 Hours Inspecting and adjusting the crawler tension 11...

Page 104: ...e engine valve clearance 125 Retightening the engine cylinder head bolts 125 Inspecting the engine fuel injection pressure and spray condition 125 Every 2000 Hours Replacing the hydraulic oil and clea...

Page 105: ...ery day before starting the engine the first time Before operating perform the walk around inspections and make repairs immediately should any irregularities be found Be sure to secure the engine hood...

Page 106: ...s and hoses for damage 6 Check the bucket bucket teeth and side cutter for wear damage and looseness 7 Check the hook slip stopper and hook mount of buckets with hooks for damage Option 8 Check the ha...

Page 107: ...imit H of the reserve tank 1 If the reserve tank is empty inspect for fluid leakage then inspect the radiator coolant level If it is low add water to the radiator first then to the reserve tank 3 Inst...

Page 108: ...if the oil level is either too low or too high 3 Tighten the oil supply cap 2 4 Start the engine run it at low idle for about 3 minutes then stop it 5 After about 10 minutes inspect the oil level Ins...

Page 109: ...low speed 2 Fully offset the boom to the left 3 Fully retract the arm and bucket cylinders and ground the bucket 4 Ground the dozer blade then stop the engine 5 Inspect the oil level at the sight gaug...

Page 110: ...2 With the vent plug 1 removed set the safety lock lever to the released position Hydraulic tank pressurization posture 3 Fully extend the bucket arm boom and offset cylinders Tank pressurization post...

Page 111: ...Lubricating the Working Equipment 1 Set the machine to the lubrication posture shown in the diagram above ground the working equipment then stop the engine 2 Use the grease gun to lubricate the greas...

Page 112: ...o cool down before performing maintenance The engine hydraulic lines and many other parts of the machine are hot directly after the engine is stopped Touching these parts will cause burns The hydrauli...

Page 113: ...level Replacing the Engine Oil and Oil Filter Stop the engine and allow the machine to cool down before performing maintenance The engine muffler radiator and many other parts of the machine are hot...

Page 114: ...pection and maintenance The engine muffler radiator hydraulic lines sliding parts and many other parts of the machine are hot directly after the engine is stopped Touching these parts will cause burns...

Page 115: ...machine or equipment always use wood blocks jack stands or other rigid and stable supports Never get under the machine or working equipment if they are not sufficiently supported This procedure is esp...

Page 116: ...charge valve 2 Grease discharge valve 2 tightening torque 177 N m 130 ft lb Lubricating the Slew Bearing Do not slew while lubricating Doing so is dangerous as you may get caught in the machine WARNIN...

Page 117: ...ally swallowed drink large quantities of water or milk and call a physician immediately If acid contacts skin or clothing wash off immediately with clean water Batteries generate flammable and explosi...

Page 118: ...ap 2 2 Place a pan under the drain plug 3 3 Open the drain plug 3 and drain the water and sediment from the bottom of the tank 4 Close the drain plug 3 5 While watching the sight gauge 1 add fuel 6 Ti...

Page 119: ...remove the case 4 and element 5 and clean them 4 Inspect the O ring and if there are any scratches or other irregularities replace it 5 Assemble the case 4 and element 5 and tighten the ring 3 6 Open...

Page 120: ...ns could result in burns or injuries The pressure in the travel motor reduction gears case may cause oil or the plug to fly out Loosen the plug slowly to release the pressure IMPORTANT If the percenta...

Page 121: ...ing the Fan Belt Refer to page 112 Inspecting and Adjusting the Fan Belt Cleaning the Air Cleaner Stop the engine and allow the machine to cool down before performing maintenance The engine muffler ra...

Page 122: ...ement 3 with a bulb inspect it and replace it if there are small holes or thin spots 9 Remove the cloth or tape applied in step 5 10 Install the element 3 11 Install the dust cup 2 with the TOP mark a...

Page 123: ...g the Air from the Fuel System Replacing the Hydraulic Oil Return Filter Refer to page 110 Replacing the Hydraulic Oil Return Filter Cleaning the Radiator and Oil Cooler Fins Wear required appropriate...

Page 124: ...erforming maintenance Clean up spilled fuel immediately 1 Open the engine hood 2 Place a fuel pan under filter 1 3 Detach fuel hoses 2 and 3 from the fuel filter cartridge 1 4 Detach the fuel filter c...

Page 125: ...topped Touching these parts will cause burns The engine coolant is also hot and under high pressure Be careful when loosening caps and plugs Working on the machine under these conditions could result...

Page 126: ...hen tighten the radiator cap 3 12 Clean the inside of the reserve tank 1 then add coolant up to the upper limit H Replacing the Air Cleaner Element Stop the engine and allow the machine to cool down b...

Page 127: ...ightening the Engine Cylinder Head Bolts This operation requires experience Have it performed by a Takeuchi sales or service outlet Inspecting the Engine Fuel Injection Pressure and Spray Condition Th...

Page 128: ...ulic Oil Level and Replenishing 2 Slowly turn the vent plug 1 to relieve tank pressure then remove 3 Loosen the bolts and remove the cover 2 4 Remove the return filter 3 5 Place a pan for catching the...

Page 129: ...engine and run it at low idle for 10 minutes 6 Set the engine to a low idle then extend and contract all the cylinders 4 or 5 times without going to the stroke end 7 Run the engine at high speed then...

Page 130: ...gments or other objects can fly and cause serious personal injury Do not allow unauthorized personnel in the work area Bucket tooth Removal 1 Clean the bucket and park the machine in a flat safe place...

Page 131: ...point 2 touches the tip of the adapter nose 3 Some tooth points 2 are of the type that are installed by turning twisting them clockwise 3 Insert the locking pin 1 making sure it is in the right direc...

Page 132: ...event the nuts from coming loose G4G026 Inspecting and Replenishing the Windshield Washer Fluid Use a windshield washer fluid designed specifically for motor vehicles Follow the instructions including...

Page 133: ...always work as a 2 person team with one person sitting in the operator s seat while the other works on the machine When performing maintenance be sure to keep your body and clothing away from moving p...

Page 134: ...oles install the bolt 1 and the nuts Be sure to leave a gap of about 0 5 1 mm 0 02 0 04 in between the nut and bucket bush or the nut will come loose 5 Slide the O ring 4 E4G055 0 5 1mm 1 E4G056 4 Rep...

Page 135: ...ay result in the machine moving abruptly leading to serious injury or death If the levers or pedals no longer move smoothly supply grease Operating levers 1 Remove the lower mount section of the boot...

Page 136: ...t a firm level surface lower the working equipment to the ground and stop the engine 2 Set the safety lock lever to the lock position 3 Loosen the bolts and remove the cover 1 Canopy 4 Remove the lock...

Page 137: ...ting the Rubber Crawlers Repair or replace the rubber crawlers if their conditions are as described below Consult a Takeuchi sales or service outlet about repairs or replacement Rubber crawler Replace...

Page 138: ...wler Tension 2 Use the working equipment to lift the body 3 Set an iron pipe 1 in the rubber crawler and turn the sprocket slowly in the reverse direction 4 Turn until the iron pipe 1 is directly next...

Page 139: ...the rubber crawler is securely engaged on the sprocket and idler 7 Tighten the rubber crawler to the standard tension Refer to page 113 Inspecting and Adjusting the Crawler Tension 8 Install the othe...

Page 140: ...il that was applied to the hydraulic oil cylinders piston rods 2 Add fuel oil and grease to all parts Procedures for storage If the machine is to be stored for 30 days or more store it indoors If it m...

Page 141: ...are not Malfunctions 140 If the Engine Overheats 141 If the Battery Goes Dead 142 After the Fuel Runs Out 143 If a Fuse Blows 144 If a Warning Lamp Flashes 145 Other Symptoms 146 To Lower the Boom 14...

Page 142: ...ily When the bucket teeth reach the horizontal position while the engine is running at low speed the speed of bucket movement slows down momentarily The slew motor produces noise at the beginning and...

Page 143: ...Takeuchi sales or service outlet for repairs Do not open the engine hood when there is steam coming from the engine room The steam or hot water may spurt out resulting in burns Do not remove the radia...

Page 144: ...engine does not start The horn is weak Procedure Use jumper cables and start the engine using the rescue vehicle s battery Use jumper cables only in the recommended manner Improper use of jumper cable...

Page 145: ...rescue vehicle s terminal 4 Disconnect the other clip of jumper cable R from the problem vehicle s terminal Recharging Have a Takeuchi sales or service outlet recharge batteries that have gone dead TR...

Page 146: ...to the ON position the cartridge type fusible link 1 might be blown open Open the cover located at below of the left operating lever and inspect If the fusible link is blown please contact your deale...

Page 147: ...ure warning lamp flashes simultaneously For the procedures refer to the respective warning lamps below Battery charge warning lamp There is a problem with the fan belt or charger Inspect the fan belt...

Page 148: ...Refer to page 50 Replace the fuse Refer to page 144 Adjustment Request at a sales or service outlet Digging force is insuffi cient Insufficient hydraulic oil level Hydraulic oil is not heated Air cle...

Page 149: ...efer to page 143 Drain the water Refer to page 116 Crawlers slip off Crawlers are too loose Adjust the tension Refer to page 113 Engine exhaust is white or bluish Excessive engine oil Insufficient fue...

Page 150: ...t by dirt falling out of the bucket or the hoe attachment as it drops Turn the port relief valve s set screw slowly so that the boom lowers slowly Do not turn the screw more than the specified amount...

Page 151: ...149 Main Specifications 150 Machine Dimensions 152 Operating Range 154 Lifting Capacities 157 SPECIFICATIONS...

Page 152: ...ound pressure level LpA 83 MASS Machine mass kg lb not including operator Rubber crawlers 3010 6640 3095 6820 Steel crawlers PERFORMANCE Bucket capacity m3 cu ft standard bucket Heaped 0 068 2 4 Struc...

Page 153: ...151 MEMO...

Page 154: ...152 SPECIFICATIONS Machine Dimensions J1K001 N L M D Q P J H K C F G A S E B R T U...

Page 155: ...py Cab A 4250 167 3 B 1515 59 6 C 2550 100 4 2525 99 4 D 780 30 7 E 605 23 7 F 1545 60 8 G 2000 78 8 H 1560 61 4 J 300 11 8 K 300 11 8 L 1015 39 9 M 670 26 3 N 695 27 3 P 1560 61 4 Q 3245 127 7 R 1315...

Page 156: ...154 SPECIFICATIONS Operating Range J1K002 D J H K C F G A E B...

Page 157: ...2 C Max digging depth 2575 101 4 D Max vertical digging depth 2150 84 6 E Max digging height 4700 185 1 F Max dumping height 3380 133 1 G Min dumping height 1440 56 7 H Max vertical digging radius 312...

Page 158: ...156 MEMO...

Page 159: ...n the load is applied 2 A system in which there is no risk of the lifted load falling from the hooking device for example one equipped with a hook slippage prevention device 3 A system in which there...

Page 160: ...1920 638 1407 756 1667 710 1565 687 1515 668 1473 659 1453 655 1444 485 1069 550 1213 571 1259 569 1254 556 1226 544 1199 536 1182 468 1032 565 1246 574 1265 845 1863 1181 2604 910 2006 F4K001 m 4 5...

Page 161: ...7 1052 372 820 460 1014 436 961 683 1506 661 1457 630 1389 601 1325 571 1259 582 1283 448 988 576 1270 947 2088 447 985 439 968 439 968 807 1779 277 611 286 631 1233 2718 975 2150 1041 2295 294 648 F4...

Page 162: ...160...

Page 163: ...161 OPTIONS General Precautions 162 Safety Signs Decals 164 Switching the Lever Pattern 167 Hydraulic Breaker 168 3 Hole Bucket 170...

Page 164: ...he leader s instructions on operating methods and procedures Determine a signal leader and heed this person s signals When removing or installing the hoe attachment place it in a stable position so th...

Page 165: ...om between the attachment and obstacles In addition the natural drop the gradual dropping of the attachment under its own weight when it is stopped in midair also increases when heavy attachments are...

Page 166: ...ns Decals Keep all safety signs clean and legible Replace all missing illegible or damaged safety and warning signs There are other safety signs in addition to the ones listed here Treat them in the s...

Page 167: ...165 OPTIONS Safety Signs Decals 1 No 03593 32200 2 No 03593 32300...

Page 168: ...166 MEMO...

Page 169: ...Lever Pattern 1 Park the machine in a safe place and turn off the engine 2 Fully open the cab door and fix it in place 3 Lift up the floor mat 4 Open the cover 1 5 Loosen the wing bolt 2 6 Turn the se...

Page 170: ...autions on Operating Pull the throttle lever out by 3 4 stroke and run the engine with 75 the maximum output Pound with the chisel perpendicular to the surface you are pounding When pounding press the...

Page 171: ...the arm perpendicular to the ground surface Do not drop the breaker itself on the object to be broken in order to break it Do not move objects to be broken or rocks with the breaker itself Slew occasi...

Page 172: ...installation position is switched from A to B However this shortens the bucket stroke Struck capacity SAE 0 075 m3 0 098 cu yd Rated capacity SAE 0 093 m3 0 121 cu yd Changing the Link Arm Installati...

Page 173: ...171 MEMO...

Page 174: ...172...

Page 175: ...173 INDEX...

Page 176: ...m the Fuel System 143 Boom Lowering Control Device 176 Bucket changeover switch 48 C Cab Door 38 Car Stereo Cab Option 57 Cautions 87 Cautions after Completing Operations 85 Cautions on Maintenance 94...

Page 177: ...45 If the Battery Goes Dead 142 If the Engine Overheats 141 Important Parts 100 In cold weather 15 Index 173 Indicators 45 Inspecting and adjusting the crawler tension 113 Inspecting and adjusting the...

Page 178: ...n mounting and dismounting 14 Maintenance 93 Maintenance Chart 101 Maintenance Description 94 Maintenance precautions 25 Manual Storage 2 Meters 46 Mounting and Dismounting 62 N Names of Components 36...

Page 179: ...placing the rubber crawlers 136 Replacing the travel motor gear oil 118 Replacing the travel motor gear oil 125 Retightening the engine cylinder head bolts 125 Room Lamp Cab 53 S Safety 7 Safety Lock...

Page 180: ...l person and flagman 9 Use caution when fueling 28 Use the correct tools 25 Using optional products 11 W Walk Around Inspection 103 Walk Around Inspection 62 Warming Up the Engine 65 Warming Up the Ma...

Page 181: ...First Published December 2000 No 18557 Second Published April 2001 OPERATOR S MANUAL TB28FR Compact Excavator Edited and issued by TAKEUCHI MFG CO LTD Printed in Japan by STATION M Co Ltd...

Page 182: ...CALIFORNIA Proposition 65 Warning Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer birth defects and other reproductive harm...

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