Komatsu PC700LC-11 Operation & Maintenance Manual Download Page 376

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(A) Important inspection part

• Boom

• Arm

METHOD FOR CHECKING AND RELEASING NITROGEN GAS CHARGE PRES-
SURE IN ACCUMULATOR (FOR BREAKER)

(if equipped)
A special tool is needed for checking and charging of nitrogen gas. Ask your Komatsu distributor to perform this
work.

METHOD FOR REPLACING HYDRAULIC TANK BREATHER ELEMENT

WARNING

• Immediately after the engine is stopped, its parts and oil are still very hot and may cause burn in-

jury. Wait for the temperature to go down, and then start the work.

• When removing the oil filler cap, the oil may spurt out. Turn it slowly to release the internal pres-

sure, then remove it carefully.

MAINTENANCE PROCEDURE

MAINTENANCE

4-60

Summary of Contents for PC700LC-11

Page 1: ...ay cause serious injury or death Operators and maintenance personnel must read this manual before operating or maintaining this machine This manual should be kept inside the cab for reference and peri...

Page 2: ......

Page 3: ...uine new Komatsu or Ko matsu approved rebuilt parts or assemblies or others parts of equivalent quality and that the engine be serviced by an authorized Komatsu distribu tor Failure to follow these re...

Page 4: ...Keep it in the magazine box on the left side of the operator s seat If this manual is lost or damaged contact Komatsu or your Komatsu distributor and tell them about the machine model name and the ser...

Page 5: ...safety mes sage This signal word indicates an imminently hazardous situation which if not avoided will result in death or serious injury This signal word indicates a potentially hazardous situation wh...

Page 6: ...the hazardous condition is shown inside a circle Komatsu cannot predict every circumstance that might involve a potential hazard in operation and maintenance Therefore the safety messages in this manu...

Page 7: ...of the standard deviation of the meas ured time averaged A weighted emission sound pressure level at the operator s position is 2 5dB in accordance with ISO 11201 Sound power level emitted by the mach...

Page 8: ...Controls hydraulic system and linkages 3 Keep the terrain where the machine is working and travelling in good condition Remove any large rocks or obstacles Fill any ditches and holes Site manager shou...

Page 9: ...Do not jump down from the cab or machine Do not repeatedly handle and lift loads FOREWORD VIBRATION LEVELS 1 7...

Page 10: ...emolish cut loosen separate pick up transport and distribute component parts of buildings or civil engineering structures This machine is not prepared for use in Demolition Using this machine in demol...

Page 11: ...operator s seat is facing the front and the sprocket is at the rear of the machine VISIBILITY FROM OPERATOR S SEAT This machine complies with the visibility standard ISO 5006 See Section ENSURE GOOD V...

Page 12: ...Exhaust Fluid into the exhaust gas produces a reaction between the nitrogen oxides and ammonia generated from the urea solution and decomposes the nitrogen oxides into nitrogen and water About Diesel...

Page 13: ...lowing items LOCATION OF PRODUCT IDENTIFICATION NUMBER PIN MACHINE SERI AL NO PLATE It is located on the right bottom of the operator s cab The design of the nameplate differs according to the distric...

Page 14: ...ne monitor YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR Machine serial No Engine serial No Product identification number PIN Manufacturers name Address KOMATSU UK Ltd Durham Road Birtley Chester le Str...

Page 15: ...SERIAL PLATE KS000853 A B D F G C E A MACHINE DESIGNATION TYPE E ENGINE POWER B SERIAL NUMBER F PRODUCT IDENTIFICATION NUMBER C YEAR OF CONSTRUCTION G MANUFACTURER D WEIGHT FOREWORD SERIAL PLATE 1 13...

Page 16: ...Declares that this machine PC700LC 11 Fulfils all the relevant provisions of following EC Directives Machine Directive 2006 42 EC Electro Magnetic Compatibility Directive 2014 30 EU Outdoor Noise Dir...

Page 17: ...TION 2 13 PREPARATIONS FOR SAFE OPERATION 2 13 PRECAUTIONS TO PREVENT FIRE 2 14 PRECAUTIONS WHEN GETTING ON OR OFF MACHINE 2 16 DO NOT GET CAUGHT IN WORK EQUIPMENT 2 17 PRECAUTIONS RELATED TO PROTECTI...

Page 18: ...CHANGING BUCKET 3 197 METHOD FOR PARKING MACHINE 3 199 METHOD FOR CHECKING AFTER FINISHING WORK 3 200 LOCK 3 201 HANDLE AIR CONDITIONER 3 206 EXPLANATION OF AIR CONDITIONER EQUIPMENT 3 207 METHOD FOR...

Page 19: ...TIGHTENING TORQUE FOR BOLTS AND NUTS 4 10 MAINTENANCE SCHEDULE 4 12 MAINTENANCE SCHEDULE TABLE 4 12 MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER 4 13 MAINTENANCE INTERVAL WHEN DIESEL FUEL MIXED WITH BI...

Page 20: ...ANATION OF MACHINE MONITOR EQUIPMENT 6 17 WARNING DISPLAY 6 18 CAMERA SYSTEM CAUTION LAMP 6 19 CAMERA CONTROLLER CAUTION LAMP 6 19 MONITOR DISPLAY 6 19 MONITOR DISPLAY SELECTOR SWITCH 6 21 CAMERA IMAG...

Page 21: ...se read and make sure that you fully understand the precautions descri bed in this manual and the safety labels on the machine When operating or servicing the machine always follow these precautions s...

Page 22: ...ly When cleaning the safety labels do not use organic solvents or gasoline These may cause the labels to peel off If the safety labels are damaged lost or cannot be read properly replace them with new...

Page 23: ...LOCATION OF SAFETY LABELS 5 SAFETY SAFETY LABELS 2 3...

Page 24: ...Caution for handling accumulator and gas spring 4 Caution for adjusting track tension 5 Caution for handling cable 6 Stop rotation during inspection and maintenance 7 Emergency escape 8 Caution again...

Page 25: ...on before operating To prevent SEVERE INJURY or DEATH do the following before moving machine or its attachments Sound horn to alert people nearby Be sure no one is on or near machine or in swing area...

Page 26: ...for electric cables An electrocution hazard if the machine is brought too near to electric power lines Keep a safe distance from electric power lines e Caution for control pattern In order to prevent...

Page 27: ...e control levers pedals when they are not locked there is a hazard that the machine may sudden ly move and cause serious injury or property damage g Warning Prohibition of getting on the machine No pa...

Page 28: ...s Caution for handling accumulator and gas spring 09659 A057B There is the hazard of explosion causing injury Do not disassemble the device make holes in it weld it cut it hit it roll it or bring it n...

Page 29: ...tion and maintenance Emergency escape 09844 00050 This is an emergency exit when the cab door will not open In emergency smash the window pane with an equipped hammer and get through there Caution aga...

Page 30: ...button to change display mode on monitor so you can see rear and side of machine Before moving look around and at mirror and monitor to confirm that no one is around the machine Failure to do so can...

Page 31: ...ery acid Read the operator s manual before working with batteries Caution explosive gases Prohibition of start by short circuiting 09842 A0482 Start the engine only after sitting down in the operator...

Page 32: ...OR DEATH Caution for handling DEF 09632 61480 DEF only To avoid engine damage or fire fill with DEF only Never use diesel fuel Caution against high temperature 22U 00 21940 Sign indicates a burn haza...

Page 33: ...TION PRECAUTIONS FOR SAFETY RELATED EQUIPMENT Be sure that all guards covers cameras and mirrors are in their proper position Repair them immediately if they are damaged Understand the using method of...

Page 34: ...ine This may lead to mistakes in operation and may cause serious personal injury or death Never bring any dangerous objects such as flammable or explosive items into the operator s compartment PROVIDE...

Page 35: ...afe place before starting Fire caused by accumulation of combustible material Remove any dry leaves chips pieces of paper coal dust or any other combustible materials accumulated or affixed around the...

Page 36: ...t you sup port yourself Before getting on and off the machine check the handrails and steps if there is any oil grease or mud on them Wipe it off immediately not to slip if any In addition tighten any...

Page 37: ...the following When leaving the machine be sure to make the undercar riage and upper structure point to the same direction and lower the work equipment to the ground Operate the oper ating portion g of...

Page 38: ...s and things which may intrude into operator s cab in stall the necessary equipment to protect the operator depend ing on the working conditions When operating on jobsite such as mines or quarries whe...

Page 39: ...If the cab glass is broken during operations stop operations and repair the cab glass immediately If the cab glass on the work equipment side is broken there is a hazard that the operator may be direc...

Page 40: ...IONS WHEN WORKING ON LOOSE GROUND Avoid driving or operating the machine near the edge of cliffs road edges and deep ditches The ground may be weak in such areas If the ground should collapse under th...

Page 41: ...ble to prevent electric shock the operator should not leave the operator s compartment until it has been confirmed that the electricity has been shut off Also prohibit any other persons to come close...

Page 42: ...site duty if there are areas where the visibility is poor Only one signalman should give signals When working in dark places turn on the working lamp and headlamps installed to the machine and set up...

Page 43: ...ys operate the machine from an upwind position and make sure that all workers operate on the upwind side All workers should use an approved respirator Prohibit anyone other than the operator from comi...

Page 44: ...the armrest to a position for easier operation and fix it securely Operation in an improper position can cause a serious personal injury or death Check that there is no person or obstacle above below...

Page 45: ...ath When performing the checks move the machine to a wide area with no obstructions and pay careful attention to the surroundings Prohibit other personnel from coming close to the machine during check...

Page 46: ...or other machines to avoid coming into contact with them When travelling on a level ground keep the work equip ment approximately 40 to 50 cm above the ground If that height is not maintained between...

Page 47: ...ing over or slipping to the side always observe the following Keep the work equipment at height a of approximately 20 to 30 cm above the ground In case of emergency lower the work equipment to the gro...

Page 48: ...ad to serious personal injury or death Always pro vide a stable place when performing these operations and operate carefully Do not swing the work equipment from the uphill side to the downhill side w...

Page 49: ...laced on It is dangerous that the structure may collapse and the machine may fall Do not demolish the structure above the machine It is dangerous that broken parts may fall or the structure may collap...

Page 50: ...achine may tip over by the impact In the operation using the fork or grapple do not attempt to pick up an object with the tips The picked up object can easily slip off Machine may be damaged or person...

Page 51: ...rall length differ Check beforehand that all bridges and other structures on the transportation route are strong enough to withstand the combined weight of the transporter and the machine being transp...

Page 52: ...form the operation slowly Always fold the mirrors and stow the radio antenna For machines equipped with a cab always lock the door after loading the machine To prevent the door from opening during tra...

Page 53: ...ed Lifting Load NOTICE RLL Rated Lifting Load for the bucket may not be the same as the lifting capacity of the machine Always be sure to lift within relevant lifting limits All components in the load...

Page 54: ...heck carefully that the surrounding area is clear from objects structures or any persons working around the machine During the lifting operation reduce the engine speed and carry out the operation in...

Page 55: ...enable you to perform oper ations safely If the work place is not kept clean and tidy there is the danger that you will trip slip or fall over and injure yourself When cleaning the ceiling window whi...

Page 56: ...fol lowing Lower the work equipment to the ground and stop the en gine before performing any inspection and maintenance Turn the starting switch to ON position Operate the work equipment control lever...

Page 57: ...m the ma chine in a stable condition so that they do not fall And take steps to prevent unauthorized persons from entering the storage area PRECAUTIONS FOR WORKING AT HIGH PLACES When working at high...

Page 58: ...the work equipment and machine are not supported they may come down and it may cause serious per sonal injury or death Never use concrete blocks for supports Concrete blocks may break under even ligh...

Page 59: ...le hydrogen gas is generated Battery may explode In addition the battery elec trolyte includes dilute sulphuric acid Any mistake in handling may cause serious personal injury explosion or fire Always...

Page 60: ...e oil to cool down to a temperature where the cap or plug can be touched by hand Then loosen the cap or plug slowly to release the internal pressure and remove the cap or plug PRECAUTIONS FOR HIGH TEM...

Page 61: ...loose or oil or fuel is found to be leaking from the mount stop operations and tighten to the specified torque If any damaged or deformed hoses or piping are found consult your Komatsu distributor Rep...

Page 62: ...ful spring that acts to reduce the impact on the idler If it is disassembled by mistake the spring may shoot out and cause serious personal injury or death If it is necessary to disassemble it ask you...

Page 63: ...FOR DISPOSING OF WASTE MATERIALS and MAINTENANCE OF AIR CONDITION ER PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS To prevent pollution pay full attention to the way to dispose of waste materials Alwa...

Page 64: ...and cause serious personal injury or death It is difficult to judge the remaining life of these components from external inspection or the feeling when operating so always replace them at the specifie...

Page 65: ...tainer for storage Only open containers in a well ventilated area When storing DEF avoid direct sunlight Always use the original container it came in Do not exchange the con tainer of DEF with anothe...

Page 66: ......

Page 67: ...OPERATION Please read and make sure that you understand the SAFETY section before reading this section 3 1...

Page 68: ...MENT NAME 1 Bucket 2 Bucket link 3 Bucket cylinder 4 Arm 5 Arm cylinder 6 Boom 7 Boom cylinder 8 Sprocket 9 Track frame 10 Track shoe 11 Idler 12 OPG operator protection guard if equipped 13 Toolbox G...

Page 69: ...and B 14 Komatsu Closed Crankcase Ventilation hereafter KCCV ventilator 15 SCR 16 KDPF 17 Battery 18 Battery disconnect switch 19 System operating lamp 20 Circuit breaker 21 Grease gun holder OPERATIO...

Page 70: ...2 Ceiling window 3 Door lock release lever 4 Drink box 5 Fuse 6 Auxiliary electric power if equipped 7 Fire extinguisher if equipped 8 Emergency escape hammer 9 Magazine box 10 Cup holder 11 AUX 12 A...

Page 71: ...ntrol dial 13 Lamp switch 14 Swing lock switch 15 Machine push up switch 16 Boom shock absorbing control switch if equip ped 17 Lower wiper switch if equipped 18 Revolving lamp switch if equipped 19 S...

Page 72: ...Window washer switch 19 Air conditioner control switch 20 Seat belt caution lamp 21 Engine stop pilot lamp 22 Lock lever pilot lamp 23 Aftertreatment devices regeneration pilot lamp 24 Aftertreatment...

Page 73: ...REMARK The above figure does not show all of the caution lamp symbols OPERATION GENERAL VIEW 3 7...

Page 74: ...1 Warning display 2 Pilot display 3 Meter display 4 Monitor switch area 5 Guidance icon display 6 Camera image display REMARK One of the features of liquid crystal display panels is that there may be...

Page 75: ...r the check before starting screen BB is displayed for 2 seconds the screen changes to the working mode travel mode display screen HH After the working mode travel mode display screen HH is displayed...

Page 76: ...layed and engine does not start If engine shutdown secondary switch 1 is turned off normal the machine monitor switches to the standard screen and you can start the engine with usual starting switch k...

Page 77: ...is set the opening screen GG switches to ID number input screen LL with SKIP when the starting switch is turned to ON position If inputting ID number for operator identification function without SKIP...

Page 78: ...If inputting incorrect ID number for 3 times continuously you cannot input ID number for 5 minutes Wait for more than 5 minutes try inputting ID number again As long as ID number input screen is displ...

Page 79: ...tarting screen BB for 2 seconds the screen changes to the mainte nance time warning screen CC After displaying the maintenance time warning screen CC for 30 seconds the screen returns to the stand ard...

Page 80: ...ed is displayed on top of switch F5 Press switch F5 to check the detail of the error Current Abnor mality screen is displayed BASIC OPERATION OF MACHINE MONITOR WHEN TROUBLE OCCURS WHILE OPERATING MAC...

Page 81: ...ormality Current Abnormality screen is displayed WARNING DISPLAY NOTICE Appearance of any of action levels L01 to L04 on the machine monitor indicates presence of an abnor mality the machine Take appr...

Page 82: ...types of caution are generated they are displayed on caution lamps 2 and 3 When 3 types of caution are generated they are displayed on caution lamps 2 3 and 4 When 4 types or more of caution are gener...

Page 83: ...a safe place then ask your Komatsu distributor for inspection and maintenance L02 Sounds inter mittently Lights up in red Stop the operation and run the engine at medium speed with no load or stop it...

Page 84: ...tion lamp Abnormal L04 L03 Abnormal L01 Hydraulic system caution lamp Abnormal L04 L03 Abnormal L01 KDPF system caution lamp Abnormal L04 L03 Abnormal L01 KDPF soot accumulation caution lamp Abnormal...

Page 85: ...p Clogged L01 Air conditioner system cau tion lamp Abnormal L01 Overload caution lamp Overload Maintenance time caution lamp Due time is over Notice Seat belt caution lamp Seat belt is not fastened En...

Page 86: ...medies according to the message displayed on the monitor Operation on the Current Abnormality screen On the Current Abnormality screen you can perform the follow ing operations with switches F1 F2 and...

Page 87: ...ormal display color blue at an proper temperature When temperature is correct The caution lamp lights up in blue HYDRAULIC OIL TEMPERATURE CAUTION LAMP The hydraulic oil temperature caution lamp warns...

Page 88: ...yellow Some functions may be restricted for use but the machine can operate When you finish the operation always perform the inspection and maintenance Ask your Komatsu distributor for inspection and...

Page 89: ...enance as needed KDPF SOOT ACCUMULATION CAUTION LAMP The KDPF soot accumulation caution lamp warns that soot is accumulated in KDPF or the filtering function of KDPF has low ered abnormally To cancel...

Page 90: ...mmediately When Lightning in white When fluctuation of DEF tank level is large frozen or not limited to tank level sensing is not performed correct ly When DEF is added after engine starting switch tu...

Page 91: ...and the alarm buzzer sounds intermittently Stop the operation and move the machine to a safe place then ask your Komatsu distributor for inspection and maintenance When action level L01 is displayed...

Page 92: ...detail see METHOD FOR CHECKING OIL LEVEL IN EN GINE OIL PAN ADDING OIL If the oil level drops again in a short time the engine oil may be leaking For the inspection and maintenance ask your Komatsu d...

Page 93: ...LEANER CLOGGING CAUTION LAMP Air cleaner clogging caution lamp warns about clogging of the air cleaner When clogged The caution lamp lights up in yellow and indicates action level L01 The air cleaner...

Page 94: ...the lift ed load capacity chart inside the cab MAINTENANCE TIME CAUTION LAMP Maintenance time caution lamp displays notices and alarms concerning maintenance time This monitor lights up when the star...

Page 95: ...to 30 hours but it can be changed To change the setting ask your Komatsu distributor For operations on the maintenance tab screen see MAIN TENANCE SCREEN SETTING SEATBELT CAUTION LAMP The seat belt ca...

Page 96: ...unction When the starting switch is turned on and the display items are functioning the pilot lamps light up PREHEATING PILOT LAMP The preheating pilot lamp is displayed while the engine is pre heated...

Page 97: ...ed is as follows Auto deceleration pilot lamp is lit Auto deceleration ON Auto deceleration pilot lamp is not lit Auto deceleration OFF The following screen is displayed when the automatic low idle se...

Page 98: ...switch is kept pressed for a maximum of 8 5 seconds Pilot lamp goes out Power maximizing function is stopped REMARK Only when the working mode is P and E mode the power is in creased while the knob s...

Page 99: ...gas during the after treatment devices regeneration The aftertreatment devices regeneration pilot lamp lights up during regeneration of the exhaust gas aftertreatment devices It goes out when the rege...

Page 100: ...layed on the monitor When waiting for work or taking short break stop the engine to reduce unnecessary fuel consumption The idling stop message goes out if any lever is operated again or if the switch...

Page 101: ...e switch F5 is pressed Low fuel level guidance If the operable time estimated from the current fuel level and the latest average fuel consumption is shorter than 8 hours the low fuel level message is...

Page 102: ...prevention system is actuated as follows Red range A position Engine coolant temperature caution lamp E shows abnormality display Red range B position Engine speed changes to low idle engine coolant t...

Page 103: ...when temperature is low Caution lamp background K is white Display H when temperature is correct Caution lamp back ground K is blue Display J when the condition is abnormal Caution lamp back ground K...

Page 104: ...display 12 hour or 24 hour display is available For details of setting and correction of time see CLOCK ADJUSTMENT ECO GAUGE ECO gauge shows the instantaneous fuel consumption The instantaneous fuel...

Page 105: ...s close to A of red range during opera tion check and add DEF A to B Red range A to C Green range When the indicator is in red range from A to B DEF level caution lamp 1 lights up in red If DEF level...

Page 106: ...screen On each screen you can confirm the function of switches 1 by guidance icons 2 displayed on top of the switch While guidance icon 2 is not displayed function switch 1 does not function even if...

Page 107: ...of the displayed screen but representative guidance icons fre quently used and their functions are as follows F Switch F1 Moves to the left item When on the left end it moves to the right end G Switc...

Page 108: ...trol operations When the monitor is turned on it is automatically set to the mode used when the starting switch was turned to OFF position last Press the switch to display the working mode selection s...

Page 109: ...returns to the standard screen after 2 seconds The working mode display highlighted in yellow in step 4 returns to blue AUTO DECELERATION SWITCH Auto deceleration switch automatically lowers the engin...

Page 110: ...1 When the auto deceleration switch is pressed and the au to deceleration function is turned on the mode is dis played in the right side of the monitor display and after 2 seconds the screen returns t...

Page 111: ...o lights up Low speed travel Hi lights up High speed travel When the engine is started the speed is automatically set to Lo Each time that the switch is pressed the display changes Lo Hi Lo in turn Th...

Page 112: ...p Windshield wiper operates inter mittently Wiper pilot lamp ON lights up Windshield wiper operates con tinuously Wiper pilot lamp off Windshield wiper stops REMARK Each time wiper switch is pressed t...

Page 113: ...operate for 2 cycles then stops If the wiper is moving intermittently and the switch is kept pressed continuously the window washer fluid is sprayed out At the same time the wiper is actuated continuo...

Page 114: ...andard screen you can select a display only for the camera image or a display only for the meter by pressing switch F3 On machines not equipped with a camera the guidance icon related to switch F3 is...

Page 115: ...displayed in full screen Display of camera image is changed each time switch F1 is pressed 1 No 1 camera image is displayed in full screen 2 No 2 camera image is displayed in full screen 3 No 3 camera...

Page 116: ...No 1 through No 3 cameras are installed only the images from the No 1 camera d and the No 2 camera e can be displayed simultaneously When two images are displayed simultaneously the dis play changes...

Page 117: ...witches to the air conditioner operation screen the screen automatically returns to the camera im age display Press the working mode selector switch to change the working mode When the working mode is...

Page 118: ...h to another screen or return to the standard screen Depending on the warning alarm buzzer does not stop sounding by pressing the buzzer cancel switch Press the wiper switch and washer switch to opera...

Page 119: ...turns to the standard screen the cau tion lamp at the top left of the screen goes out and the caution lamp and action level are displayed on the center of the screen If a caution lamp is displayed mov...

Page 120: ...e fol lowing items For operations in each menu see the detailed explanation pa ges of respective items a Energy Saving Guidance Check of Operation Records Check of ECO Guidance Records Check and reset...

Page 121: ...ious Maintenance Times f Monitor Setting Screen Adjustment Screen Adjustment Camera Clock Adjustment Language Operator ID g Mail check Check of mail contents and reply to mail On the user menu screen...

Page 122: ...he first line it moves to the last line F5 Returns the screen to the standard screen F6 Displays the setting screen for selected item If no switch is operated for 30 seconds on the user menu screen th...

Page 123: ...F3 Displays the next page When on the last page it displays the first page F4 Displays the previous page When on the first page it dis plays the last page F5 Returns the screen to the Energy Saving Gu...

Page 124: ...ing the last 12 hours or the graph of daily fuel consumption during the last 1 week Operation on the Average Fuel Consumption Record screen Press switch F1 F2 or F5 on the Average Fuel Consumption Rec...

Page 125: ...n during the last 1 week Switching be tween them is available Deleting the average fuel consumption records 1 When switch F1 CLEAR is pressed the reconfirmation screen shown in the figure is displayed...

Page 126: ...FF Operations on the Configurations screen Press switches F3 to F6 to perform the following operations on the Configurations screen F3 Moves to the next item 1 line below When on the last line it move...

Page 127: ...oves to the last line on the previous page F5 Cancels the setting and returns to Configurations screen F6 Changes the setting and returns to Configurations screen 2 The Average Fuel Consumption Displa...

Page 128: ...r ECO Guidance Records 2 screen then press the measure ment stop switch F1 STOP SWITCH DISPLAY NON DISPLAY OF ECO GAUGE It is possible to change the setting of Display Non display of ECO gauge 7 1 Sel...

Page 129: ...to change the target fuel consumption value the upper limit value of the green range of the ECO gauge 1 Select the ECO Gauge Target Value 9 from the Configu rations screen then press switch F6 2 ECO...

Page 130: ...t line it moves to the first line on the next page F4 Moves to the previous item 1 line above When on the first line it moves to the last line on the previous page F5 Cancels the setting change and re...

Page 131: ...e previous item 1 line above When on the first line it moves to the last line on the previous page F5 Cancels the setting change and returns to Configurations screen F6 Changes the setting and returns...

Page 132: ...to the next item 1 line below When it is on the last line it moves to the first line F4 Moves to the previous item 1 line above When it is on the first line it moves to the last line F5 Cancels the se...

Page 133: ...the work equipment control lever and the travel lever are in NEUTRAL po sition while the auto deceleration is enabled The engine speed drops to the low idle speed when the work equipment control lever...

Page 134: ...e speed decreased to the low idle speed when the work equipment lever and the travel lever are in neutral position for 30 seconds while the auto matic low idle function is enabled To disable the autom...

Page 135: ...en 4 Press the auto deceleration switch 1 to enable the auto deceleration function 5 When the auto deceleration function is enabled the mode is displayed in the right side of the monitor display and t...

Page 136: ...sticking to the radiator core by blowing air outward of the machine with the fan Before starting the hydraulic fan reverse check that there is no combustible substance in the periphery which may be s...

Page 137: ...this screen appears and then turn the starting switch to START position This screen does not change until the engine is started To cancel it turn the starting switch to OFF position If the aftertreat...

Page 138: ...n returns to the previous screen 9 If the screen shown in the figure is displayed the engine speed is set to low idle automatically and the fan rotation direction is returned to normal in approximatel...

Page 139: ...ion is reversed while KDPF system caution lamp or KDPF soot accumulation caution lamp is lit the engine speed and fan speed may not increase even when the fuel control dial is set to High idle MAX pos...

Page 140: ...3 When the idling time reaches 30 seconds before the set time the monitor returns to the standard screen and it changes to the countdown screen When you set the lock lever to FREE position countdown s...

Page 141: ...on the monitor when the engine is not running at low idle AFTERTREATMENT DEVICES REGENERATION Each item of Aftertreatment Devices Regeneration menu c is to make settings for the aftertreatment devices...

Page 142: ...DPF Filter Cleaning 4500 Fuel Doser Cleaning 4500 DEF Tank Washing 4500 Hydraulic Oil Change 5000 a Maintenance items b Default maintenance interval settings h c Time remaining to maintenance h 1 When...

Page 143: ...ions on Maintenance Due Time Reset screen If you keep pressing the switch F6 for at least 1 5 seconds on Maintenance menu screen the screen changes to Maintenance Due Time Reset screen Reset the remai...

Page 144: ...light switch is at day mode ON and the screen is adjusted it is possible to adjust the brightness of the monitor screen day mode As long as mark is displayed in the upper right cor ner of the screen b...

Page 145: ...en then press switch F6 The screen switches to the selection menu for the clock adjustment The following 5 items can be changed a GPS Synchronization b Calendar c Time d 12h 24h Mode e Daylight Saving...

Page 146: ...switch F6 F3 Calendar goes back 1 year F4 Calendar advances 1 year F5 Cancels change and returns the screen to Clock Ad justment screen F6 Proceeds to setting for month 3 When month display B is highl...

Page 147: ...the screen to Clock Ad justment screen F6 Proceeds to setting for the minute 3 When minute display E is highlighted in yellow operate the switches as follows to change minute display E If it is not ne...

Page 148: ...s to the next item 1 line below Moves to the top line when on the bottom line F4 Moves to the previous item 1 line above Moves to the bottom line when on the top line F5 Cancels change and returns to...

Page 149: ...ck and change the Operator ID which is under identification on the Operator ID menu The Operator ID menu is not displayed when the operator identification function is disabled REMARK Contact your Koma...

Page 150: ...the screen returns to the Monitor Setting menu screen On the Monitor Setting menu screen as the same way when the starting switch is ON and SKIP is se lected is displayed in the column of Operator ID...

Page 151: ...screen and press F6 Then the identified ID can be changed A message is displayed below and the screen returns to the Monitor Setting menu screen When you press switch F6 after inputting the ID which i...

Page 152: ...ssage to your Komatsu distributor Reply to the message according to the replying method mentioned below If the starting switch is turned to OFF position when there is any unread message the message wi...

Page 153: ...ing the monitor switch Each switch corresponds to the value shown on the right side below the switch If you input an incorrect number press switch F5 and you can clear an input character at a time If...

Page 154: ...Revolving lamp switch if equipped 9 Seat heater switch if equipped 10 Horn switch 11 One touch power maximizing switch 12 Room lamp switch 13 Pump secondary drive switch 14 Swing parking brake cancel...

Page 155: ...ition where the dial is turned fully to the left b High idle MAX The position where the dial is turned fully to the right CIGARETTE LIGHTER The cigarette lighter is used to light cigarettes When the c...

Page 156: ...ight up and monitor illumination is set to night mode b Day position Lamps light up and monitor illumination is set to day mode c OFF position Lamps go out The monitor illumination is set to day mode...

Page 157: ...rive switch enables you to per form operation temporarily when any problem occurs on the pump control system Do not use it except for emergency Repair the problem as soon as possible If this switch is...

Page 158: ...wing but the display does not show L03 a Cancel When abnormal switch is set up b Normal When normal switch is pushed down When the upper structure does not swing but the display does not show L03 move...

Page 159: ...tch is set to cancel position a the lock lever automatic lock cancel pi lot lamp lights up At the same time the mode is displayed in the center of the monitor display and after 2 seconds the screen re...

Page 160: ...r check that the switch cover is closed and the switch is in the normal position If not set it to the normal position 1 Raise cover C and open it 2 Turn the engine shutdown secondary switch to upper p...

Page 161: ...sition for the general normal operation for ordinary soil soft rocks blasted rocks etc b High pressure set Since the bracing force of the boom is increased the machine can easily escape from soft grou...

Page 162: ...en pulling the lock lever up or when pushing the lock lever down be careful not to touch the work equipment control lever Before setting the lock lever to FREE position make sure that all control leve...

Page 163: ...ommends Before setting the lock lever to FREE position make sure that all control levers and pedals are set to NEUTRAL position If any of them is out of NEUTRAL position the work equipment or machine...

Page 164: ...t or the rear If the sprocket is at the rear the track frame is facing the front The travel lever is used to change the direction of travel be tween forward and reverse shows the pedal operation a FOR...

Page 165: ...l also not to slip on the broken pieces of glass If it should become impossible to open the cab door for any reason and it is necessary to make an emergency escape from the operator s compartment use...

Page 166: ...CAB DOOR HINGE The cab door hinge has 2 rotation axes with stoppers S REMARK When opening and closing the cab door hitting sound of stop per S is heard but this is not a failure CAP AND COVER WITH LO...

Page 167: ...tor s seat Keep Operation and Maintenance Manual in this box so that it can be taken out and read whenever necessary CUP HOLDER The cup holder is located on the left side of the operator s seat ASHTRA...

Page 168: ...ource while engine is running 12 V power source This power source can be used up to a capacity of 144 W 12 V x 12 A When it is used at 1 place 144 W 12 V x 12 A When it is used at 2 places 144 W in to...

Page 169: ...e lower windshield wiper 12 10A Optional power supply 1 13 20A Optional power supply 2 12 V power sup ply seat heater 14 5A Air conditioner ECU power supply 15 5A ACC engine controller 16 10A Radio ba...

Page 170: ...nstalled to a high voltage current circuit Similarly to an ordinary fuse it protects electrical parts and wiring from damages caused by abnormal current They can be operated again without replacement...

Page 171: ...tch key If someone turns the key to ON position carelessly this is extremely dangerous NOTICE Keep the battery disconnect switch in ON position except the following cases When the machine is stored fo...

Page 172: ...ied to the controller mounted on the machine Lamp 2 lights up in green when the controller is turned on and goes out in 1 to 6 minutes after the starting switch is turned to OFF position Before operat...

Page 173: ...rning on the power switch 1 and the remote switch 2 2 The grease gun 4 discharges the grease when the lever is pulled 3 The state of the lubrication can be checked with the por tions 5 and 6 of the pr...

Page 174: ...ase gun 4 when the grease pump is not used Set the tip nozzle of the grease gun so that it is in perpen dicular with the grease fitting Carefully remove the grease gun top nozzle from the grease fitti...

Page 175: ...e original positions Turn on the power supply for the grease pump now 9 The air inside the pump is mixed in the grease and it makes the grease cloudy The following air bleeding work is necessary 10 Lo...

Page 176: ...s to purify the exhaust gas If soot is accumulated to a certain level in the filter a purifica tion process to burn the soot is performed automatically to keep the filtering performance of KDPF high T...

Page 177: ...CK position the manual stationary regeneration may start automatically to protect the KDPF NOTICE Do not stop engine when the aftertreatment devices regeneration is activated When stopping the engine...

Page 178: ...Since noncombustible matter which cannot be burnt by the regeneration is accumulated in the filter of KDPF the filter needs to be cleaned or replaced at regular intervals The engine speed or engine so...

Page 179: ...n A is displayed first The action level goes out 2 seconds later and the screen changes to standard screen B If the lock lever is set to LOCK position or all the work equipment control levers are set...

Page 180: ...onary regeneration PROCEDURE FOR MANUAL STATIONARY REGENERATION k k CAUTION Exhaust gas temperature may increase higher than the previous models during the aftertreatment devices regen eration Avoid g...

Page 181: ...tep 6 the screen shown in the figure may be displayed This indicates that the opera tions in steps 1 to 4 were not performed correctly or there is trouble other than KDPF soot accumulation abnormality...

Page 182: ...ation dis appears and the screen returns to the standard screen At this time to display the explanation of the manual stationary regeneration again press switch F6 on the standard screen to display th...

Page 183: ...n repeat the procedure from step 6 If the machine needs to be moved during the manual stationary regeneration stop the regeneration tempo rarily and move the machine referring to the after treatment d...

Page 184: ...ard screen Press switch F6 on the standard screen 2 Operate switches F1 and F2 to select Aftertreatment De vices Regeneration menu C to display Aftertreatment Devices Regeneration screen 3 Select the...

Page 185: ...amp 3 may light up but this does not indicate abnormality Also during the regeneration to protect the system the regener ation disable cannot be operated When the regeneration is performed to protect...

Page 186: ...After treatment Devices Regeneration screen is displayed If the screen is not displayed operate switches F1 and F2 to display Aftertreatment Devices Regeneration screen 2 Select Cancel of the regenera...

Page 187: ...eacts with nitrogen oxides for the conversion to nitrogen and water The Komatsu Urea SCR system continuously monitors its operation conditions and stores information on inap propriate operations inclu...

Page 188: ...he devices will still be in operation for sever al minutes to purge any DEF in the lines the injector and the supply pump back to the DEF tank It does not indicate any abnormality When DEF has been re...

Page 189: ...be derat ed in steps In Action Level L03 Mild Inducement and L04 Severe In ducement and Final Inducement engine power will be derat ed When Action Level L03 or L04 is displayed move the machine to a s...

Page 190: ...2 gradations of the DEF level gauge light up in the red range DEF level caution lamp 1 lights up in red No action level is displayed Press F6 to display the SCR Information screen SCR Information scr...

Page 191: ...ucement engine speed is fixed at low idle Engine power can be restored temporarily from power derate This engine power restoration works only when the Inducement status is Severe Inducement and reliev...

Page 192: ...gine power deration that advances to speed limitation to low idle Engine power deration starts with Action Level L03 Mild Inducement and advances to further deration when L04 Severe Inducement and Fin...

Page 193: ...low If operation continues for 1 hour after Warning started without taking any actions instructed by the Action Level table Inducement advances to Escalated Warning Press F6 to display the SCR Informa...

Page 194: ...tion of Severe Inducement is 1 hour The re maining time Hours and Minutes to Final Inducement is displayed in the column 5 of the SCR Information screen In Final Inducement engine speed will be fixed...

Page 195: ...er deration starts with Action Level L03 Mild In ducement and advances to further deration when L04 Se vere Inducement and Final Inducement is displayed Once the system advances to Final Inducement th...

Page 196: ...1 lights up in red The DEF system caution lamp 2 lights up in yellow The action level L03 lights up in red at action level dis play 3 Press F6 to display the SCR Information screen SCR Information sc...

Page 197: ...ime Hours and Minutes Final Inducement is displayed in the column 6 of SCR Information screen In Final Inducement engine speed will be fixed at low idle Engine power can be restored temporarily from p...

Page 198: ...limited to 30 minutes in each restoration operation and 3 operations are allowed but Temporary Restoration from Inducement is turned off whenever the system advances to Final In ducement even if eithe...

Page 199: ...on is relieved to the deration of Mild Inducement for the maximum of 30 minutes as long as there is sufficient remaining time to Final Inducement Note that whenever Inducement advances to Final In duc...

Page 200: ...malities were corrected regardless of the level of the previous Inducement and whether the new abnormality abnormalities is the same as the previous ones or not it is judged as a recurrence If a recur...

Page 201: ...ate the machine away from the blasting jobsite If you have to operate the machine within 12 m from the blasting jobsite or the remote controlled blasting device the power supply cable of KOMTRAX must...

Page 202: ...CE OF THE APPLICABLE LAWS AND REGULATIONS EXEMPTION The KOMTRAX equipment is a wireless device using radio waves so it is necessary to obtain authorization and conform to the laws of the country or te...

Page 203: ...materials are found remove them 3 Check around the engine for coolant and oil leakage Check for oil leakage from the engine and coolant leakage from the cooling system If any problem is found repair...

Page 204: ...treatment devices for exhaust gas leakage Check the pipe connecting the turbocharger to the aftertreatment devices and also KDPF connections for leakage of exhaust gas and deposition of soot If any pr...

Page 205: ...valve 6 at the bottom of the fuel tank to CLOSE position S 2 Place a container under the fuel prefilter cartridge to re ceive the fuel 3 Loosen the drain valve 4 and drain water and sediment from tra...

Page 206: ...arm and bucket cylinder rods to the end 3 Lower the boom and lower the bucket tooth to the ground 4 Stop the engine 2 Turn the staring switch to ON position within 15 seconds after stopping the engine...

Page 207: ...e the fol lowing as a guide for check Before starting operation Between H and L levels Oil temperature 10 to 30 C Normal operation Around H Level Oil temperature 50 to 80 C METHOD FOR INSTALLING HYDRA...

Page 208: ...e oil level is above the mark H of dipstick G install the hose 1 which has been stored in the toolbox to the drain valve P on the lower side of the machine Loosen the drain valve P slowly to drain the...

Page 209: ...se the pressure then remove the cap with care 1 Open the engine hood NOTICE If the reservoir tank is empty leakage of coolant should be suspected After checking repair any ab normality immediately REM...

Page 210: ...temperature is low water or emulsified matter may stick to the dipstick fuel filler cap etc or the drained oil may be milky white because of water vapor in the blowby gas However if the coolant level...

Page 211: ...Keep the top surface of the battery clean and check the vent hole in the battery cap If it is clogged with dirt or dust wash the battery cap with water to clear the vent hole NOTICE In particular ins...

Page 212: ...nd add fuel through the filler port until the float gauge G comes up to the highest point Fuel tank capacity 880 Position of tip a of float gauge G when fuel tank is full Approximately 50 mm REMARK If...

Page 213: ...performing operations on a slope or travelling on a rough ground When the remaining DEF level is low it may become the warning level if DEF pump sucks air or if DEF level suddenly drops If DEF is stor...

Page 214: ...ssion regulations 5 By sight gauge 4 add DEF through the filler port until float 5 reaches line F 6 Line 7 in the sight gauge indicates approximately 10 be low line F and line 8 indicates approximatel...

Page 215: ...at day mode b 3 After inspection turn the lamp switch to OFF position c and the working lamp goes out 4 After checking turn the starting switch back to OFF posi tion If the lamps do not light up a br...

Page 216: ...ck to the original position Pull up the reclining adjustment lever and set the seat back to a position which is comfortable for operation then release the lever REMARK Sit with your back against the b...

Page 217: ...of the armrest Armrest height adjustment 43 mm 4 steps 1 Loosen knob 1 at the rear of the armrest 2 Pull plunger 2 3 Adjust the height of armrest 3 while pulling plunger 2 4 Push back plunger 2 after...

Page 218: ...SION SEAT HARDNESS Air suspension seat if equipped Operate the suspension switch 9 to adjust the hardness of the suspension If you press the suspension switch 9 the suspension be comes hard If you pul...

Page 219: ...the headrest operate it so that the shaft of the headrest becomes straight If it is forcibly twisted the installation part may be broken METHOD FOR ADJUSTING MIRRORS k k WARNING Be sure to adjust the...

Page 220: ...e machine 3 If you cannot adjust loosen the mounting bolts 1 of the mirror and adjust the angles If the mirror is adjusted by loosening the mounting bolts be sure to adjust the mirror to its regular p...

Page 221: ...y be damaged Be sure to tighten the bolts to the specified torque Adjust the mirror so that the side of the machine is reflected in it as shown in the figure PROCEDURE FOR ADJUSTING MACHINE RIGHT FRON...

Page 222: ...be sure to adjust the mirror to its regular position For the adjustment method see PROCEDURE FOR ADJUSTING REGULAR POSITION OF MACHINE RIGHT FRONT MIRROR B PROCEDURE FOR ADJUSTING REGULAR POSITION OF...

Page 223: ...on 6 62 mm Mounting angle 7 4 Mounting angle 8 6 NOTICE Tighten the right and left bolts of each bracket al ternately so that their right and left clearances R and L become equal If the mirror and sta...

Page 224: ...is not adjusted properly Prepare a scaffold first in order to provide a safe work ing platform for the time when adjusting the angle of the camera If you try to work standing on the counterweight the...

Page 225: ...he inside claw B to remove the cover 2 Remove the mounting bolts 4 2 places of cover 1 3 Remove the cover 1 4 Loosen the mounting bolts 5 of the camera and adjust the camera installing angle A so that...

Page 226: ...ar period It is not the start of the 3 year period of actual usage This seat belt has a retractable device so it is not necessary to adjust the length METHOD FOR FASTENING SEAT BELT 1 Hold grip 2 and...

Page 227: ...s and control pedals are at NEUTRAL position If the control levers and control pedals are not being touched they will be at NEUTRAL position 4 Insert the key into starting switch 2 and turn it to ON p...

Page 228: ...in the caution lamp so ask your Komatsu distributor for repair 2 After approximately 2 seconds the screen will change to the working mode travel speed display Then it will switch to the standard scre...

Page 229: ...l control dial 2 is at Low idle MIN position If the fuel control dial is at High idle MAX position the engine will acceler ate suddenly and cause damage to the engine parts Do not keep the key in star...

Page 230: ...urn the key in starting switch 3 to START position C The engine will start REMARK If the ambient temperature is low the engine may not start even when the key in starting switch 3 is kept at START pos...

Page 231: ...t this does not indicate any abnormality If DEF freezes thawing operation is performed automatically Never heat DEF Harmful ammonia gas may be generated METHOD FOR MANUAL PREHEATING WHEN STARTING ENGI...

Page 232: ...hen temperature is correct Caution lamp background C is blue Display B when temperature is low Caution lamp background C is white If the warm up operation for the hydraulic equipment is not performed...

Page 233: ...gh idle are raised and the machine operates normally METHOD FOR RUNNING IN THE NEW MACHINE NOTICE Your Komatsu machine has been thoroughly adjusted and tested before shipment from the factory However...

Page 234: ...re Display A when temperature is proper Caution lamp background C is blue Display B when temperature is low Caution lamp background C is white 2 Turn fuel control dial 2 to the middle between Low idle...

Page 235: ...ore 2 Turn fuel control dial 2 to Low idle MIN position The engine automatic warm up is cancelled and the en gine speed is lowered REMARK Turbo protect function takes priority over the engine automati...

Page 236: ...eration for the hydraulic equipment is necessary not only for the circuit between the pump and cylinders and between the pump and motor but also for the control circuits Do not perform the opera tion...

Page 237: ...n for 30 seconds 2 Move R H work equipment control lever 5 slowly in the direction bucket DUMP position C Operate the lever to the end of its stroke and hold it in the position for 30 seconds 3 Next m...

Page 238: ...vel caution lamp 9 OFF Engine oil pressure caution lamp 10 OFF Engine oil level caution lamp 11 OFF Air cleaner clogging caution lamp 12 OFF DEF system caution lamp 13 OFF Engine preheating pilot lamp...

Page 239: ...aulic oil temperature caution lamp 7 displays the proper temperature 13 Before starting the work check that fuel control dial 4 is at a position midway between Low idle MIN and High idle MAX If it is...

Page 240: ...blue Display B when temperature is low Caution lamp background C is white If the hydraulic oil temperature caution lamp displays the proper temperature the hydraulic equipment warm up operation is com...

Page 241: ...RKING MODE SELECTOR SWITCH Display of working mode P mode For heavy duty operations E Mode For operations with emphasis on fuel consumption L mode For operations requiring fine control METHOD FOR STOP...

Page 242: ...generation the components may be damaged Stop the aftertreatment devices regeneration and run the engine at low idle for approximately 5 minutes before stop ping the engine Then stop the engine Stop t...

Page 243: ...tarting switch key 1 is turned to OFF A posi tion while the engine is still hot guidance 2 may be displayed on the machine monitor This may cause damage to the devices To cool down the engine grad ual...

Page 244: ...close to the machine during operation Clear any obstacles from the travel path There is a blind spot at the rear of the machine so be particularly careful when traveling in reverse If the travel lever...

Page 245: ...5 backward slowly or by depressing the rear parts of the R H and L H travel pedals 6 slowly 4 When travelling check that the travel alarm sounds normally If the travel alarm does not sound ask your K...

Page 246: ...pedals 6 slow ly 4 When travelling check that the travel alarm sounds nor mally If the travel alarm does not sound ask your Komatsu dis tributor for repair REMARK In low temperatures if the machine t...

Page 247: ...anges of direction to travel as much as possible Especially when performing counter rotation turn spin turn stop the machine before turning Operate 2 travel levers 1 as follows PIVOT TURN When turning...

Page 248: ...ft 1 Pull the left travel lever toward you 2 Push the right travel lever forward The machine make a counter rotation turn to the left Counter rotation turn to right 1 Pull the right travel lever towar...

Page 249: ...heck that swing lock pilot lamp 2 is lit METHOD FOR OPERATING WORK EQUIPMENT k k WARNING If the levers are operated when the engine speed is decreased by the auto deceleration function the en gine spe...

Page 250: ...nds after stopping the engine and the lock lever is set to FREE position it is possible to use the lever operation to lower the work equipment to the ground This procedure can also be used for releasi...

Page 251: ...he change is entered and the screen returns to the stand ard screen If the switch F5 is pressed the screen returns to the stand ard screen without changing the mode If a working mode is selected and n...

Page 252: ...ases Mode Loading on dump truck Topsoil operation Mucking blasted rock Root cut ting Face op eration Ditching Sling ing op eration Blasted rock Crum bled san dy soil Soft rock Sandy loam bank Soft roc...

Page 253: ...YDRAULIC CYLINDERS TO STROKE END If the work equipment is used with the cylinder rod operated to its stroke end and given impact by some external force the hy draulic cylinders may be damaged causing...

Page 254: ...machine may break In this case dig by using only the force of the arm or bucket If an excessive force is applied the safety valve of the hydraulic system controls it into a proper range to prevent br...

Page 255: ...can shorten the service life of the machine PROHIBITION OF DIGGING OPERATION ON HARD ROCKY GROUND Do not attempt to directly excavate hard rocky ground with the work equipment It is better to excavat...

Page 256: ...other action to move the machine quickly 2 Do not operate the levers or pedals suddenly from FOR WARD A to REVERSE B or from REVERSE B to FOR WARD A 3 Do not operate the levers or pedals suddenly do...

Page 257: ...AUTIONS FOR TRAVELING Traveling over boulders tree stumps or other obstacles will cause a big shock to the chassis and in particular to the under carriage and this will cause damage to the machine For...

Page 258: ...ling fan This may cause the fan to break Be extremely careful when driving the machine out of water Do not drive the machine in water or soil or sand deeper than the center of upper carrier roller 1 A...

Page 259: ...le driving and operating the machine in order to stop it safely when the machine slips or be comes unstable When the machine is travelling uphill if the shoes slip or it is impossible to travel uphill...

Page 260: ...en start the engine again Pay attention to DEF level Before working on a slope or travelling on a rough ground check DEF tank and add sufficient amount of DEF as necessary If the remaining DEF level b...

Page 261: ...d set the travel lever to FORWARD position to drive the machine out RECOMMENDED APPLICATIONS In addition to the following it is possible to further increase the range of applications by using various...

Page 262: ...ou begin from the rear of the dump truck body than if loading is done from the side EFFECTIVE USE OF HYDRAULIC EXCAVATOR Operation for reducing fuel consumption Carbon dioxide emissions reducing opera...

Page 263: ...us injury When performing this operation always wear protective eyeglasses hard hat gloves and other protective equipment Place the removed bucket in a stable condition The pin is hit with a strong fo...

Page 264: ...se REMARK Perform installation in the reverse order to removal Fit the O ring 7 to the bucket 6 as shown in the fig ure since it is damaged easily when bucket 6 is in stalled After inserting the pin f...

Page 265: ...nal safety measure thrust the bucket into the ground If the control lever is touched by accident the machine may move suddenly and this may lead to a serious personal injury or death Always set the lo...

Page 266: ...n lamp is lit stop the engine immediately Then inspect and take necessary remedy according to TROUBLES AND ACTIONS 6 Stop the engine METHOD FOR CHECKING AFTER FINISHING WORK After finishing the work a...

Page 267: ...2 DEF pump cover REMARK Use the starting switch key to lock and unlock all these places METHOD FOR OPENING AND CLOSING CAP WITH LOCK PROCEDURE FOR OPENING CAP WITH LOCK 1 Insert the key into the key s...

Page 268: ...g the engine hood place the machine on a level ground lower the work equipment to the ground stop the engine then perform the operation When opening the engine hood do not release the handle until the...

Page 269: ...e left lever from the hook in the proce dure of the step 3 5 Hold the hood handle 3 and pull it up to open the hood METHOD FOR LOCKING ENGINE HOOD 1 Hold the hood handle 3 and lower the hood 2 Hitch t...

Page 270: ...securely When closing it hold the handle securely since the DEF tank filler cap cover may move down be cause of its own weight If it is not locked it may close suddenly because of wind etc METHOD FOR...

Page 271: ...FOR OPENING AND CLOSING CAB DOOR When opening the door locked door 1 Insert the key into the key slot 2 Turn the key clockwise to unlock the key then open the door handle Position A OPEN Position B CL...

Page 272: ...b is low the air conditioner may not work In this case circulate recirculation air to warm the inside of the cab After that turn the air conditioner switch ON the air conditioner will work If any abno...

Page 273: ...used for stopping the fan and air conditioner REMARK Even if this OFF switch is pressed the monitor screen does not switch to the air conditioner adjustment screen FAN SWITCH You can adjust the air f...

Page 274: ...e can be set in stages of 0 5 C Monitor display and function Monitor display C Set temperature 18 0 Max cooling 18 5 to 31 5 Adjusts temperature inside cab to set temperature 32 0 Max heating REMARK I...

Page 275: ...mode AUTO SWITCH Use the auto switch for automatic selection of the air flow vents and air source FRESH RECIRC according to the set temperature Press this switch then use temperature control switch 1...

Page 276: ...etting to take in fresh air or to demist the window glass DISPLAY MONITOR This monitor display indicates the status of temperature setting a air flow rate b and vents c When OFF switch 1 is pressed th...

Page 277: ...the cab caused by changes in the strength of the sun s rays beforehand and automatically adjusts the temperature METHOD FOR OPERATING AIR CONDITIONER The air conditioner can be operated automatically...

Page 278: ...the set temperature and the air conditioner is operated auto matically to provide the set temperature REMARK When vent monitor c displays d or e and engine coolant temperature is low the air flow is...

Page 279: ...djust the air flow When doing this check that temperature setting a and air flow b are displayed on the monitor 2 Turn air conditioner switch 2 ON 3 Use temperature control switch 3 to set to the desi...

Page 280: ...monitor changes according to the selection 5 Press FRESH RECIRC air selector switch 5 and select recirculation of the air inside the cab RECIRC or intake of fresh air from outside FRESH METHOD FOR ST...

Page 281: ...r blow ing to the feet set as follows 1 Press fan switch 1 and adjust the air flow When doing this check that temperature setting a and air flow b are displayed on the monitor 2 Press vent selector sw...

Page 282: ...3 Turn on the air conditioner switch 3 4 Adjust fan switch 1 temperature control switch 4 and FRESH RECIRC selector switch 5 to the desired posi tions HANDLE AIR CONDITIONER OPERATION 3 216...

Page 283: ...and adjust the air flow When doing this check that temperature setting a and air flow b are displayed on the monitor 2 Press vent selector switch 2 and set vent display on the monitor to f or g as sho...

Page 284: ...0 of maximum heating 5 Adjust vents A B1 and B2 so that the air blows onto the window glass Vents C and D are fixed and cannot be adjusted 6 When operating in the rainy season or when it is desired t...

Page 285: ...er button to supply the power to the radio and the frequency is shown on display As long as AUX is selected display indicates AUX on it Press the button again to turn the power off BAND AUX SELECTOR B...

Page 286: ...are displayed B Frequencies are displayed at steps of 50 kHz in certain areas C Lights up when a stereo broadcasting is heard while a FM station is selected D Lights up at the time of balance adjustm...

Page 287: ...ust the fre quency Press the button and the frequency increases press the button and the frequency decreases Hold down the button and the frequency increases continuously hold down the button and the...

Page 288: ...ile a frequency is displayed press button 1 of preset button 2 and the preset number P 1 appears on the display The preset number is shown for 0 5 seconds and then the frequency is displayed METHOD FO...

Page 289: ...REGISTER RANGE BASS 1 Press sound control button 1 to light up BAS on the dis play You can adjust the low register range bass of the sound 2 Press tuning time adjustment button 2 to adjust the low reg...

Page 290: ...na 1 to the bottom part 2 After stowing the antenna 1 tighten the bolt 2 to fix it SPACE FOR RADIO CASSETTE The radio cassette player is not installed at factory If the installation is needed remove t...

Page 291: ...ifting operation if any person is on the machine being lifted Always use a wire rope that has ample strength for the weight of the machine When lifting keep the machine horizontal When performing lift...

Page 292: ...tance from the road shoulder Run the engine at low speed and drive the machine slowly After loading the machine in the specified position secure it in place as follows 1 Set the lock lever 1 securely...

Page 293: ...h kit Upper structure undercarriage Item Unit PC700LC A mm 4020 B mm 6590 Shoe width mm 610 Overall width mm 3485 Weight kg 43800 Upper structure Fix the upper structure to the truck by using chains a...

Page 294: ...start the engine Item Unit PC700LC Q ty 2 A mm 1440 B mm 5810 C mm 980 Weight kg 11000 x 2 Work equipment Boom Type Unit Reinforced boom Standard boom SE boom A mm 7550 7930 6870 B mm 2010 2010 2090...

Page 295: ...0 Overall width mm 460 460 460 460 460 Weight kg 3220 3740 4160 3530 3330 Bucket with side cutter and shroud Item Unit A mm 2040 B mm 1870 Overall width mm 1790 Weight kg 2510 Boom cylinder common to...

Page 296: ...CAUTIONS FOR SPREADING AND NARROWING TRACK FRAME GAUGE k k WARNING Never use the machine for operations with the track frame gauge narrowed Never operate the cylinders suddenly when adjusting the trac...

Page 297: ...lts 1 REMARK Raising height H of the track frame must be 50 mm or lower If the track frame is raised too high the stopper bolt will be pried and bent 5 Tightening torque 1960 to 2450 Nm 200 to 250 kgm...

Page 298: ...front and rear on one side 5 Tightening torque 1960 to 2450 Nm 200 to 250 kgm 6 Work on the track frame on the other side in the same way Perform the track frame gauge spreading work on a level hard...

Page 299: ...LEANING INSIDE OF COOLING SYSTEM DEF NOTICE DEF freezes at 11 C If DEF in DEF tank freezes it may expand to break the devices in the tank The parts inside the tank may be affected Add DEF to the speci...

Page 300: ...by mud dirt or drops of water on the rod from getting inside the seal Place the machine on a firm dry ground If this is impossible park the machine on boards The boards prevent the tracks from freezi...

Page 301: ...fied viscosity For details see RECOM MENDED FUEL COOLANT AND LUBRICANT If the machine is parked for long time in the cold weather condition quality of DEF may be affected by repeated freeze ask your K...

Page 302: ...position Install the blind plugs to the elbows To prevent rust fill the cooling circuit with Non Amine Engine Coolant AF NAC to give a density of at least 30 for the engine coolant MAINTENANCE DURING...

Page 303: ...been stored for more than 2 months do as follows Before starting the engine replace the DEF filter and fill up the DEF tank according to the procedure in METHOD FOR REPLACING DEF FILTER Start the eng...

Page 304: ...e engine 2 Tilt the switch for the fuel feed pump 2 to ON position Lamp 3 flashes and the fuel feed pump operates Check that lamp 3 is not lit After the specified time approximately 7 minutes lamp 3 g...

Page 305: ...is generated from the travel motor brake valve PRECAUTIONS FOR TOWING MACHINE k k WARNING Use the correct towing equipment and towing method Any mistake in the selection of the wire rope or drawbar or...

Page 306: ...f less than 1 km h for a distance of only a few meters to a place that is suitable for performing repairs Perform this only in an emergency PRECAUTIONS FOR SEVERE JOB CONDITION When performing digging...

Page 307: ...ing batteries always wear protective eye glasses and rubber gloves When removing the battery first disconnect the cable from the ground normally the negative terminal When installing first connect the...

Page 308: ...2 kgm 2 Remove and install the battery Wear the protective eyeglasses and rubber gloves always when removing and installing the battery Be careful that the battery electrolyte does not spill out when...

Page 309: ...l of the battery Be sure to attach the clips securely Set the charging current to 1 10 or less of the value of the rated battery capacity When performing rapid charging set it to less than the rated b...

Page 310: ...d clips should be suitable for the battery size The battery of the normal machine must be the same capacity as that of the failed machine Check the cables and clips for damage or corrosion Make sure t...

Page 311: ...medies indicated with in the remedy column always contact your Komatsu distributor In cases of problems or causes which are not listed below ask your Komatsu distributor for repairs Problem Main cause...

Page 312: ...Replace Engine does not start L04 lights up on monitor Damaged data in the controller Check repair Other system troubles Check repair PHENOMENA AND ACTIONS FOR CHASSIS Contact your Komatsu distributo...

Page 313: ...r coolant level caution lamp lights up Engine coolant temperature gauge is in red range Engine coolant temperature monitor lights up Engine coolant is insufficient coolant leaks Check add coolant repa...

Page 314: ...the oil level to the specified lev el by referring to CHECKS BEFORE STARTING Piston ring and cylinder liner are worn Replace Improper fuel is used Replace with the specified fuel Turbocharger has a t...

Page 315: ...or CA559 appears on the Current Abnormality screen re place both fuel main filter and fuel prefilter immediately For details of replacement see METHOD FOR REPLAC ING FUEL PREFILTER CARTRIDGE and METHO...

Page 316: ......

Page 317: ...MAINTENANCE Please read and make sure that you understand the SAFETY section before reading this section 4 1...

Page 318: ...not remove the strainer while adding DEF WELDING INSTRUCTIONS When performing welding turn the starting switch to OFF position check that the system operating lamp is not lit Turn the battery disconn...

Page 319: ...OSES When removing parts at locations where there are O rings or gasket seals clean the mounting surface and replace them with new parts When doing this be careful not to forget to assemble O rings an...

Page 320: ...closing the engine hood after inspection or maintenance make sure that the catch is securely locked If the engine hood catch is not locked there is a danger that the engine hood may open PRECAUTIONS...

Page 321: ...re caused by the entry of such impurities Take particular care not to let any impurities get in when storing or adding oil Never mix oils of different grades or brands Always add the specified amount...

Page 322: ...f preventing corrosion as well as preventing freezing Even in the areas where freezing is not an issue the use of coolant is essential Komatsu machines are supplied with Non Amine Engine Coolant AF NA...

Page 323: ...used to prevent seizure and noises at the joints This construction equipment is used under heavy duty conditions Komatsu recommends using the recom mended grease and follow the replacement intervals a...

Page 324: ...res to protect them To prevent any change in quality during long term storage be sure to use in the order of first in first out use the oldest oil or fuel first STORE DEF Completely seal up its contai...

Page 325: ...e of the operator s cab with water When washing the machine be careful not to let water get into the electrical components When removing the connectors of electrical components after washing the machi...

Page 326: ...r of the thread portion a mm Width across flats b mm Tightening torque Nm kgm Target value Allowable range 6 10 13 2 1 35 11 8 to 14 7 1 2 to 1 5 8 13 31 3 2 27 to 34 2 8 to 3 5 10 17 66 6 7 59 to 74...

Page 327: ...que shown in the table Face seal Nominal No of threads a Width acros s flats b mm Tightening torque Nm kgm Target val ue Allowable range 9 16 18UN 19 44 4 5 34 to 54 3 5 to 6 5 11 16 16UN 22 74 7 5 54...

Page 328: ...CKING AND MAINTENANCE AIR CONDITIONER 4 31 METHOD FOR REPLACING ADDITIONAL FILTER ELEMENT FOR BREAKER 4 32 METHOD FOR WASHING WASHABLE FLOOR 4 33 METHOD FOR BLEEDING AIR FROM HYDRAULIC CIRCUIT 4 37 ME...

Page 329: ...OR REPLACING ACCUMULATOR FOR CONTROL CIRCUIT 4 74 METHOD FOR CHECKING FOR LOOSENESS OF ENGINE HIGH PRESSURE PIPING CLAMP HARD ENING OF RUBBER 4 75 METHOD FOR CHECKING FOR MISSING FUEL SPRAY PREVENTION...

Page 330: ...diesel fuel which does not include the bio fuel is changed to the diesel fuel mixed with bio fuel set the maintenance interval as follows Replace the fuel prefilter cartridge When the machine is oper...

Page 331: ...Fuel main fil ter cartridge Replace Replace Replace Replace MAINTENANCE MAINTENANCE SCHEDULE 4 15...

Page 332: ...force When working in high places or where the foothold is poor be careful not to fall because of the re action when pulling out the outer element NOTICE Do not clean the air cleaner element until th...

Page 333: ...or left 3 When the outer element 5 is removed check that the in ner element does not come out of position and is not at an angle If it is at an angle push it straight to the bottom with your hand 4 Af...

Page 334: ...nd down and to the right and left while pushing it in the outer element can be inserted easily NOTICE Be sure to install the air cleaner element facing in the correct direction Install so that the bot...

Page 335: ...ont part of the air cleaner to reset it when the element has been replaced METHOD FOR CHANGING AIR CLEANER ELEMENT Replace the element in the following procedure 1 Open the door at the rear left side...

Page 336: ...en install the new inner element immediately Install the inner element securely so that it does not move 7 Push in the new outer element 5 straight with your hand into the air cleaner body Hold the el...

Page 337: ...the machine set the lock lever in LOCK position to prevent the machine from moving When the undercover is removed there is a danger of touching the fan Never enter the rear part of the machine when t...

Page 338: ...or request a qualified company to perform the operation Coolant is toxic so never pour it into drainage ditches or drain it onto the ground surface NOTICE Komatsu recommends using genuine Non Amine En...

Page 339: ...with Non Amine Engine Coolant to the middle between FULL and LOW marks NOTICE If the reservoir tank is extremely dirty and it is difficult to clean replace it with a new one 14 Stop the engine wait f...

Page 340: ...3 Measure the maximum deflection a between the bottom surface of the wooden bar and top surface of the track shoes Standard deflection Deflection a should be 10 to 30 mm If the deflection is out of th...

Page 341: ...cedure ask your Komatsu distributor for repair METHOD FOR DECREASING TRACK TENSION k k WARNING There is danger of plug 1 flying out under the high internal pressure of the grease Never loosen plug 1 m...

Page 342: ...trong force it is dangerous that the pin may fly out Check that there is no people around the machine Provide a socket wrench of 14 mm width 1 Place a block 3 under the bucket so that the pin 1 is dri...

Page 343: ...n order to prevent the teeth from dropping METHOD FOR REMOVING SLINGING LOOP k k WARNING Remove the slinging loop if it is attached to the bucket teeth If digging work is performed with the slinging l...

Page 344: ...n the staring switch key to ON position within 15 sec onds after stopping the engine and move each control lev er for work equipment and travel to the full stroke in all di rections in order to releas...

Page 345: ...ng force it is dangerous that the pin may fly out Check that there is no people in the surrounding area Broken pieces may fly during the replacement work so always wear the protective equipment such a...

Page 346: ...of the connecting portion of the bucket and arm as follows 1 Set the work equipment in the shape shown in the right fig ure set the lock lever to LOCK position L and stop the engine 2 Loosen the bolt...

Page 347: ...lly and the others are to be inspect ed when required Check and maintenance the air conditioner according to the following list to use it effectively Check and mainte nance items Content of check and...

Page 348: ...n refrigerant flow Suitable B Some bubbles in refrigerant flow bubbles pass continuous ly Insufficient C Colorless transparent No refrigerant REMARK When there are bubbles the refrigerant gas level is...

Page 349: ...the following tor que Tightening torque Filter case 1 98 Nm 10 kgm Plug 3 39 2 Nm 4 kgm METHOD FOR WASHING WASHABLE FLOOR On the washable cab floor it is possible to flush out the dirt directly with w...

Page 350: ...water onto the monitor and connectors inside the operator s cab Never splash water on the things above the pedestal of the operator s seat 4 If any water splashes on the surrounding equipment be sure...

Page 351: ...ull out projections 2 6 places on the back of the floor mat and remove the floor mat 6 Remove the cap from water drain hole 3 7 Flush out the dirt on the floor directly with water through water drain...

Page 352: ...2 Block the tracks from movement and thrust the work equipment into the ground METHOD FOR USING BLOCK k k WARNING Select a firm flat place Put strong blocks under the undercarriage to stabilize the m...

Page 353: ...t may cause a premature damage to the pump 1 Loosen the air bleeding plug 1 and check that oil oozes out from the air bleeder 2 2 If the oil does not ooze out remove the drain hose and the elbow from...

Page 354: ...by the manufacturer observe them After completing the air bleeding operation stop the engine leave the machine as it is for 5 mi nutes or longer and then start the operation again This will remove the...

Page 355: ...2 Remove the bolts 3 4 pieces screw 2 of the removed bolts into the temporary bolt hole 5 temporarily 3 Remove the cover 4 and clean the filter 6 For cleaning the filter remove the plug 7 and clean t...

Page 356: ...for discharging water and sediment from fuel tank Method for checking water separator discharging water and sediment Method for checking oil level in hydraulic tank adding oil Method for checking oil...

Page 357: ...1 Boom cylinder foot pin 2 places 2 Boom foot pin 2 places 3 Boom cylinder rod pin 2 places 4 Arm cylinder foot pin 1 place MAINTENANCE MAINTENANCE PROCEDURE 4 41...

Page 358: ...bucket connection pin 1 place 10 Link connection pin 2 places 11 Bucket cylinder rod pin 1 place 12 Bucket and link connection pin 1 place EVERY 100 HOURS MAINTENANCE Maintenance for every 10 hours s...

Page 359: ...HECKING OIL LEVEL IN FINAL DRIVE CASE ADDING OIL k k WARNING Immediately after the engine is stopped its parts and oil are still very hot and may cause burn in jury Wait for the temperature to go down...

Page 360: ...battery electrolyte level is below LOWER LEVEL line If you do so it will deteriorate the battery inside and reduce the service life of the battery In addition it may cause an ex plosion Do not bring...

Page 361: ...luid with baking soda sodium bicarbonate then flush it away with a large amount of water If necessary con sult your Komatsu distributor or a battery manufacturer METHOD FOR CHECKING ELECTROLYTE LEVEL...

Page 362: ...e plug a Oil comes out by operating the lever without loosening the plug Store the hose 2 in the toolbox if it is not used 3 Open the engine hood 4 Turn the filter cartridge 4 counterclockwise by usin...

Page 363: ...tem when the engine is running When replacing the filter wait for at least 30 seconds after stopping the engine to let the internal pressure go down before replacing the filter Do not bring any open f...

Page 364: ...filter cartridge 2 5 Remove the drain hose 6 Turn the filter cartridge 2 counterclockwise by using the filter wrench and remove it 7 Make sure that the drain valve 3 which is provided in the lower par...

Page 365: ...e to observe the tightening angle When tightening with a filter wrench be extremely careful not to dent or damage the filter 10 Install the drain hose 11 Turn the valve 1 at the bottom of the fuel tan...

Page 366: ...k k WARNING If the compressed air high pressure water or steam hits your body directly or dirt is scattered by use of it there is a danger of personal injury Wear the protective equipment such as the...

Page 367: ...pment 5 Check the rubber hoses If any hose is cracked or be comes brittle replace it with a new one Also check and tighten all the loose hose clamps k k CAUTION If you try to remove or install the net...

Page 368: ...NG FRESH AIR FILTER 1 Unlock cover 4 at the rear left of the operator s cab with the starting switch key 2 While holding cover 4 open remove filter 5 inside it REMARK When removing insert your finger...

Page 369: ...over and lock with the starting switch key Do not forget to remove the starting switch key after lock ing METHOD FOR CLEANING PTO LUBRICATION FILTER STRAINER k k WARNING Immediately after the engine i...

Page 370: ...e cover remove the bolts REMARK If the cover 1 is left approximately 5 minutes with the mounting bolts loosened the internal pressure of the case is released and the oil in the element is drained and...

Page 371: ...e toolbox to the drain valve P at the bottom of the machine and place a container to catch the oil under the hose 2 Loosen the drain valve P at the bottom of the machine drain the oil then tighten the...

Page 372: ...ping the engine check the oil level Refill capacity 7 2 1 Remove the undercover 1 2 Remove the drain plug P1 on the lower side of the PTO case 3 Loosen the drain plug 2 and drain the oil through P1 4...

Page 373: ...ter cartridges use a special filter that has highly efficient filtering ability When replacing the parts Komatsu recommends using Komatsu genuine parts The common rail fuel injection system used on th...

Page 374: ...ircuit For the procedure to bleed air see PROCEDURES FOR BLEEDING AIR FROM FUEL CIRCUIT NOTICE Do not loosen the plug of the fuel prefilter head Air bleeding cannot be performed if it is loosened sinc...

Page 375: ...A Important inspection part F Front Revolving frame Center frame MAINTENANCE MAINTENANCE PROCEDURE 4 59...

Page 376: ...stributor to perform this work METHOD FOR REPLACING HYDRAULIC TANK BREATHER ELEMENT k k WARNING Immediately after the engine is stopped its parts and oil are still very hot and may cause burn in jury...

Page 377: ...als may enter into DEF pump and DEF injector which will cause failure of the machine Never operate the machine without DEF tank breather element at tached nor use the element other than Komatsu genuin...

Page 378: ...t Ask your Komatsu distributor for inspection and replacement REMARK As the automatic belt tensioner for the alternator and air conditioner compressor drive belt is installed no belt tension adjustmen...

Page 379: ...P and F 93 1 to 122 5 Nm 9 5 to 12 5 kgm METHOD FOR CLEANING HYDRAULIC TANK STRAINER k k WARNING Immediately after the engine is stopped its parts and oil are still very hot and may cause burn in jury...

Page 380: ...ulic equipment do not stand in the direction that the oil spurts out when performing the operation In addition loosen the bolts slowly when performing the work Do not disassemble it Do not bring open...

Page 381: ...ound 2 Hold the work equipment in the maximum reach posture arm fully out bucket fully dumped at height 1 5 m from the ground 3 Perform the following procedure within 15 seconds After the engine stops...

Page 382: ...to OFF position A METHOD FOR RELEASING PRESSURE IN ACCUMULATOR k k WARNING The hydraulic system is always under internal pressure Before checking or replacing the pipes and hoses release the pressure...

Page 383: ...located in the hydraulic cylinder circuit be cause this is used when the machine is disassembled in several components for the transportation Ask your Komatsu distributor for transporting the machine...

Page 384: ...rger and aftercooler become dirty and the per formance lowers or the crankcase pressure increases Never reuse the filter element since it can cause an engine failure After the filter element is replac...

Page 385: ...nside of KCCV be cause of condensation of water vapor in the blowby gas However if the coolant level is normal it is not a problem The case 4 which has been removed can be fixed to the holder A 3 Remo...

Page 386: ...he groove 14 of the body Bases 15 and 16 are oval When in serting take extreme care so that those bases are match ed with each other 6 Fit the ring 3 to the threaded part of the body and tighten it wi...

Page 387: ...euse the filter Improper assembly of the DEF filter may cause leakage of the DEF Replace the DEF filter in the cor rect procedure DEF freezes at 11 C If it is frozen replacement of the filter becomes...

Page 388: ...filter removal tool to the end where you cannot thrust it in any further 6 Turn the filter removal tool 3 in reverse and remove the filter 6 Filter 6 is removed and you can take it out together with t...

Page 389: ...h is included in the package of filter for re placement Tighten the cap with the filter cap tightening wrench to the direction of arrow and when the filter cap tightening wrench bends at the position...

Page 390: ...SSOR Ask your Komatsu distributor for inspection METHOD FOR CHECKING STARTING MOTOR Ask your Komatsu distributor to have the starting motor checked If the engine is started frequently have this inspec...

Page 391: ...chever comes sooner Ask your Komatsu dis tributor for replacement The accumulator is installed to the position shown in the figure METHOD FOR CHECKING FOR LOOSENESS OF ENGINE HIGH PRESSURE PIP ING CLA...

Page 392: ...elated parts must be replaced Ask your Komatsu distributor for replacement EVERY 4500 HOURS MAINTENANCE Maintenance for every 10 100 250 and 500 hours should be performed at the same time METHOD FOR C...

Page 393: ...k WARNING Immediately after the engine is stopped its parts and oil are still very hot and may cause burn in jury Wait for the temperature to go down and then start the work When removing the oil fil...

Page 394: ...or cleaned For the air bleeding procedure of hydraulic circuit see METHOD FOR BLEEDING AIR FROM HYDRAUL IC CIRCUIT 9 Install the undercover on the lower side of the drain plug P EVERY 8000 HOURS MAIN...

Page 395: ...d tools are required for this work Ask your Komatsu distributor for replacement of the fuel spray prevention cap on fuel doser END OF SERVICE LIFE For safe dismantling of the machine at the end of ser...

Page 396: ......

Page 397: ...SPECIFICATIONS 5 1...

Page 398: ...W min 1 327 1800 ISO 9249 SAE J1349 net 325 1800 A Overall length mm 12630 12040 B Overall height work equipment mm 4280 4670 C Overall width mm 4200 D Track width mm 610 E Cab height mm 3700 F Tail s...

Page 399: ...680 11205 D Maximum vertical wall dig ging depth mm 6480 5270 E Maximum dumping height mm 7810 7360 F Maximum reach at ground level mm 12380 11295 EXPLANATION OF LIFT CAPACITY CHART 1 PIECE BOOM 1 Pie...

Page 400: ...mm IF OBJECT HANDLING IS PERFORMED WITH OTHER TOOL INSTALLED THE WEIGHT DIFFERENCE OF THE TOOL SHALL BE DEDUCTED FROM THE VALUES OF THIS TABLE WITH FULLY EXTENDED BUCKET CYLINDER ON A COMPACT HORIZONT...

Page 401: ...For 7 6m Boom SPECIFICATIONS SPECIFICATIONS 5 5...

Page 402: ...SPECIFICATIONS SPECIFICATIONS 5 6...

Page 403: ...ATTACHMENTS AND OP TIONS Please read and make sure that you understand the SAFETY section before reading this section 6 1...

Page 404: ...leader and follow his her instructions Use a crane when handling heavy objects 25 kg or more The crane must be operated by a qualified operator Never go under a load raised by the crane Do not perform...

Page 405: ...nts the mass of the bucket see the following EXPLANATION OF LIFT CAPACITY CHART 1 PIECE BOOM should be taken into consideration For an attachment not intended to bear a load for example a breaker it s...

Page 406: ...in L mode Ensure that the overload caution isolation switch has been engaged The wire or sling may come off the hook depending on the working posture Pay sufficient attention to the hook angle so that...

Page 407: ...valve 2 Attachment control pedal breaker 3 Lock pin STOP VALVE The stop valve stops the flow of the hydraulic oil F FREE Hydraulic oil flows L LOCK Hydraulic oil stops When removing or installing the...

Page 408: ...depressed the movement of the attachment is as follows Hydraulic breaker Front of pedal A Actuated Centre of pedal N Stop Rear of pedal B Stop Attachment operation is only possible in single direction...

Page 409: ...nt connect the hydraulic circuit as follows 1 Check that the stop valve is located at LOCK position L F FREE Hydraulic oil flows direction of arrow is parallel to longitu dinal direction of arm L LOCK...

Page 410: ...L FLOW OF MACHINE EQUIPPED WITH ATTACH MENT The direction of operation of the pedal and the path of the oil flow is as shown in the diagram below KS000404 When the front pedal is depressed oil flows t...

Page 411: ...ller cap D slowly on the top of the hy draulic tank to release the internal pressure in the hydraul ic tank 5 After checking that the hydraulic oil temperature is low set the rotor of the stop valve i...

Page 412: ...bucket see METHOD FOR CHANGING BUCKET 8 After installing the bucket check the oil level in hydraulic tank For details see METHOD FOR CHECKING OIL LEVEL IN HYDRAULIC TANK ADDING OIL METHOD FOR INSTALLI...

Page 413: ...reful not to lose or damage the removed parts Be careful not to get any dirt or mud on the hose fitting If an O ring is damaged replace it with a new one 10 Connect the hose on the attachment side Che...

Page 414: ...aulic tank For details see METHOD FOR CHECKING OIL LEVEL IN HYDRAULIC TANK ADDING OIL LONG TERM STORAGE NOTICE If there is no breaker or general attachment installed operating the pedal may cause over...

Page 415: ...1 Boom Arm 7 3m 3 5m 1 464 mm 3 456 mm 0 5 0 5 5 110 mm 2 115 mm 0 5 0 1 4 115 mm 0 5 0 5 6 556 mm PC700LC 11 Boom Arm 6 6m 2 9m 1 464 mm 3 456 mm 0 5 0 5 5 125 mm 2 115 mm 0 5 0 1 4 90 mm 0 036 0 090...

Page 416: ...of use Select a proper attachment for each use General digging Digging or loading sand gravel clay etc Light duty digging Digging and loading dry and loose sandy soil or muddy soil Loading Loading of...

Page 417: ...the machine flotation and ground contact pressure If wider shoes than necessary are used the load on the track shoes will increase It may cause problems such as bending of the shoe cracking of the lin...

Page 418: ...may not be displayed due to darkness at night or in a tunnel fog snow rain cloud of dust etc Obstacles above the camera of the machine are not displayed Be careful enough of the work equipment of a la...

Page 419: ...ent devices regeneration disable pilot lamp 29 Message display 30 Air conditioner pilot lamp 31 Engine oil level caution lamp 32 Air cleaner clogging caution lamp 33 Charge level caution lamp 34 Wiper...

Page 420: ...mperature caution lamp 7 Fuel level caution lamp 8 Caution lamp 9 Caution lamp Warning display on the start screen If there is one activated warning it is displayed in the location of caution lamp 2 I...

Page 421: ...atsu distributor for inspection and mainte nance CAMERA CONTROLLER CAUTION LAMP The caution lamp comes on in yellow with action level L01 when there is an issue with the controller of KomVision system...

Page 422: ...tor screen even if the camera images are synthesized Since this image is electronically synthesized the objects in the image may be displayed double or distortions or misalignment may occur in the sha...

Page 423: ...2 m B in which the rear of the machine is in scribed when the machine swings Yellow MONITOR DISPLAY SELECTOR SWITCH By pressing the switch F3 on the standard screen you can en large the bird s eye vie...

Page 424: ...the entire monitor If the switch F3 is pressed on the camera image screen CC the standard screen AA is displayed CAMERA IMAGE SELECTOR SWITCH By pressing the switch F4 you can switch the in car camera...

Page 425: ...camera may be changed by a shock to the camera Check the visibility of the camera Put the traffic cone of approximately 70 cm height C to the po sition at the rear outside of the machine where the di...

Page 426: ......

Page 427: ...REPLACEMENT PARTS 7 1...

Page 428: ...perform the following checks with hydraulic hoses which need not to be replaced periodically Tighten all loose hoses and replace defective hoses as required When replacing hoses always replace O rings...

Page 429: ...500 hours Fuel prefilter 600 319 4800 Cartridge 1 Every 500 hours Hydraulic oil filter 209 60 77532 07000 15180 Element O ring 1 1 Every 1000 hours Hydraulic tank breather 421 60 35170 Element 2 Ever...

Page 430: ...parate devices are needed so consult your Komatsu distributor NOTICE The fuel used must be ultra low sulfur diesel fuel 10 ppm To ensure good fuel consumption characteristics and ex haust gas characte...

Page 431: ...tandard chart uses symbols to show the lubrication points and types of lubricant by each lubrication interval Keep this standard chart in the magazine box inside the cab so that the people concerned c...

Page 432: ...ours EO10W30 LA KES 20 40 EO15W40 LA KES 15 50 Swing machinery Case Final drive case P T O case Power train oil Note 2 TO30 KES 30 50 Hydraulic System Power train oil TOS0W30 40 50 Hydraulic oil HO56...

Page 433: ...ant function of preventing corrosion as well as preventing freezing Even in the areas where freezing is not an issue the use of coolant is essential Komatsu machines are supplied with Non Amine Engine...

Page 434: ......

Page 435: ...angle Adjust 3 151 Armrest height Adjust 3 151 Ashtray 3 101 Attachment Install 6 10 6 14 Attachment Remove 6 9 Attachment Remove Install 6 8 Attachment control pedal 6 6 Attachments and options 6 14...

Page 436: ...work 3 196 Do not disassemble recoil spring 2 42 Do not drop things inside machine 4 2 Do not get caught in work equipment 2 17 Do not go close to high voltage cables 2 20 Do not travel long time con...

Page 437: ...ng of rubber 4 77 Fuel tank Drain water and sediment 3 138 Fuel coolant and lubricants according to ambient temperature Use 7 6 Function of accumulator 4 64 Function switches 3 48 Function switches an...

Page 438: ...direction 3 181 Machine Stop 3 180 Machine Swing 3 182 Machine Travel forward 3 179 Machine Travel reverse 3 179 Machine configuration for transportation 3 226 Machine equipment name 3 2 Machine moni...

Page 439: ...zard and leakage 2 45 Precautions for getting on or off machine 2 16 Precautions for high speed travel 3 191 Precautions for high voltage 2 41 Precautions for high pressure fuel 2 41 Precautions for h...

Page 440: ...se Change oil 4 56 PTO gear case Check oil level Add oil 3 142 PTO lubrication filter strainer Clean 4 53 Pump secondary drive switch 3 91 R Radiator coolant level caution lamp 3 26 Radiator fin Oil c...

Page 441: ...attery disconnect switch to off position 2 38 Two workers for maintenance when engine is running 2 36 U Unauthorized modification 2 18 Understanding the machine 2 13 Urea SCR system Handle 3 121 Use h...

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Komatsu PC700LC-11, Operation & Maintenance Manual

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