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Komatsu PC118MR-8, Operation And Maintenance Manual

The Komatsu PC118MR-8 Operation And Maintenance Manual is essential for understanding how to operate and maintain this powerful machine. You can download the manual for free from manualshive.com, providing you with all the information you need to ensure your PC118MR-8 is running at its best.

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CONTENTS

1-18

CONTENTS

FOREWORD

......................................................................................................................................................... 1-2

SAFETY INFORMATION

...................................................................................................................................... 1-4

NOISE LEVELS .......................................................................................................................................... 1-7

VIBRATIONS TO WHICH THE OPERATOR IS SUBJECTED ................................................................... 1-8

GUIDE WHEN WORKING IN AREAS WHERE AIR POLLUTION.............................................................. 1-9

INTRODUCTION

................................................................................................................................................. 1-10

DEMOLITION WORK ............................................................................................................................... 1-10

IMPROPER OR UNAUTHORIZED USES ................................................................................................ 1-11

MAIN CHARACTERISTICS ...................................................................................................................... 1-11

RUNNING-IN ............................................................................................................................................ 1-12

DIRECTIONS OF MACHINE .................................................................................................................... 1-13

PRODUCT IDENTIFICATION

............................................................................................................................. 1-14

MACHINE SERIAL NUMBER ................................................................................................................... 1-14

MACHINE IDENTIFICATION PLATE AND PRODUCT IDENTIFICATION NUMBER (PIN)..................... 1-14

MACHINE SERIAL NUMBER PLATE

(according directive 2006/42/EC).............................................................................................................. 1-15

ENGINE SERIAL NUMBER AND EXHAUST GAS EMISSION PLATE.................................................... 1-16

CAB SERIAL NUMBER ............................................................................................................................ 1-16

HOUR COUNTER POSITION .................................................................................................................. 1-16

TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR ............................................................................ 1-17

DECLARATION OF CONFORMITY

(for machines placed on the market as from 29 December 2009) ............................................................ 1-17

SAFETY LABELS

................................................................................................................................................. 2-2

LOCATION OF SAFETY LABELS .............................................................................................................. 2-3

SAFETY LABELS ....................................................................................................................................... 2-4

SAFETY RULES ....................................................................................................................................... 2-17

IF PROBLEMS ARE FOUND.................................................................................................................... 2-17

WORKING WEAR AND PERSONAL PROTECTIVE ITEMS ................................................................... 2-17

FIRE EXTINGUISHER AND FIRST AID KIT ............................................................................................ 2-18

SAFETY EQUIPMENT.............................................................................................................................. 2-18

KEEP MACHINE CLEAN .......................................................................................................................... 2-18

KEEP OPERATOR'S COMPARTMENT CLEAN ...................................................................................... 2-19

LEAVING THE OPERATOR’S SEAT ....................................................................................................... 2-19

HANDRAILS AND STEPS ........................................................................................................................ 2-20

MOUNTING AND DISMOUNTING ........................................................................................................... 2-20

IT IS FORBIDDEN TO CLIMB ON THE EQUIPMENT ............................................................................. 2-20

DO NOT GET CAUGHT IN ARTICULATED PORTION ........................................................................... 2-21

BURN PREVENTION ............................................................................................................................... 2-21

FIRE PREVENTION AND EXPLOSION PREVENTION........................................................................... 2-22

ACTION IF FIRE OCCURS ...................................................................................................................... 2-23

WINDSHIELD WASHER FLUID ............................................................................................................... 2-23

FALLING OBJECTS, FLYING OBJECTS AND INTRUDING OBJECTS PREVENTION ......................... 2-24

WEAM014802

Summary of Contents for PC118MR-8

Page 1: ......

Page 2: ......

Page 3: ...FOREWORD 11 WEAM014802...

Page 4: ...t with the users If more information is needed do not hesitate to contact your Komatsu distributor he always knows how to get the best performance from the machine he can recommend the equipment that...

Page 5: ...FOREWORD FOREWORD 1 3 Storage location for the Operation and Maintenance Manual WEAM014802...

Page 6: ...s reason ask Komatsu distributor before using the machine Terminology used in the signs The following words are used in the signs to inform the user that there is a potential hazard that may lead to p...

Page 7: ...n to modify the setting of the hydraulic system safety valves Komatsu cannot be held liable for any damage to persons property or the machine if this has been tampered with by modifying the standard s...

Page 8: ...he 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 manua...

Page 9: ...plate make sure that such a plate is applied also to the new part q Sound power level emitted by the machine measured according to ISO 6395 Dynamic test method simulated working cycle This is the guar...

Page 10: ...chine to reduce the whole body vibration levels 1 Use the correct equipment and attachments 2 Maintain the machine according to this manual Q Tension of crawler for crawler machines Q Brake and steeri...

Page 11: ...hine only when you are in good health Q Provide breaks to reduce long periods of sitting in the same posture Q Do not jump down from the cab or machine Q Do not repeatedly handle and lift loads GUIDE...

Page 12: ...NG q A demolition machine is a machine based on earth moving machinery see EN ISO 6165 and including equipment and attachment working tool e g processor or breaker specifically designed to demolish cu...

Page 13: ...chine by minors or inexperienced persons q Use of the machine for the lifting of people q Transport of containers with flammable or dangerous fluids q Use of the bucket for driving or extracting piles...

Page 14: ...chine must be used with caution during the first 100 hours for a correct running in of the different components If the machine is subjected to excessive work load at the beginning of operation its pot...

Page 15: ...he terms front rear left and right refer to the travel direction as seen from the operator s seat when the operator s seat is facing the front and the sprocket F is at the rear of the machine A B C D...

Page 16: ...to the distributor when requiring assistance and ordering spare parts MACHINE SERIAL NUMBER 1 The machine serial number is stamped on the front upper part of the main frame on the left side MACHINE ID...

Page 17: ...ATION 1 15 MACHINE SERIAL NUMBER PLATE according directive 2006 42 EC 1 A Serial number E Machine designation type B Operating mass F Year of manufacture C Product identification number G Engine power...

Page 18: ...e serial number and the exhaust gas emission plate are located on the fuel filter support CAB SERIAL NUMBER 1 The serial number is stamped on the plate positioned on the external right hand side of th...

Page 19: ...erial No Product identification number PIN Manufacturers name Address Komatsu Italia Manufacturing S p A Via Atheste 4 35042 Este PD Italy Authorised Representative Address Distributor name Address Se...

Page 20: ...N 1 16 TABLE TO ENTER SERIAL NO AND DISTRIBUTOR 1 17 DECLARATION OF CONFORMITY for machines placed on the market as from 29 December 2009 1 17 SAFETY LABELS 2 2 LOCATION OF SAFETY LABELS 2 3 SAFETY LA...

Page 21: ...37 TRANSPORTING THE MACHINE 2 43 BATTERY 2 44 TOWING 2 46 LIFTING OBJECTS WITH LIFTING DEVICE OPTIONAL EQUIPMENT 2 47 SAFETY MAINTENANCE INFORMATION 2 50 MACHINE ILLUSTRATIONS 3 2 GENERAL VIEW OF THE...

Page 22: ...INE 3 150 TURRET ROTATION 3 152 WORK EQUIPMENT CONTROLS AND FUNCTIONS 3 153 WORK MODE 3 155 UNAUTHORIZED OPERATIONS 3 156 PRECAUTIONS FOR USE 3 159 PRECAUTIONS TO BE TAKEN WHEN TRAVELLING ON SLOPES 3...

Page 23: ...191 IF THE BATTERY IS DOWN 3 192 OTHER TROUBLES 3 197 GUIDE TO MAINTENANCE 4 2 MAINTENANCE NOTES 4 5 OIL FUEL COOLANT AND GREASE 4 5 KOWA KOMATSU OIL WEAR ANALYSIS 4 8 STORING OIL AND FUEL 4 9 FILTERS...

Page 24: ...E EVERY 5000 HOURS OF OPERATION 4 89 FINAL DISPOSAL OF THE MACHINE 4 92 SPECIFICATIONS 5 2 OPERATING CHARACTERISTICS 5 3 LIFTING CAPACITIES TABLES 5 5 LEGENDE 5 5 LIFTING CAPACITIES WITH BOOM 5 6 LIFT...

Page 25: ...ake sure that the precautions outlined in this manual and the safety labels on the machine have been fully understood Always closely observed these safety measures when starting or performing assistan...

Page 26: ...correct place and always keep them clean When cleaning them do not use organic solvents or gasoline These may cause the labels to peel off q There are also other labels in addition to the warning sign...

Page 27: ...SAFETY SAFETY LABELS 2 3 LOCATION OF SAFETY LABELS 2 WEAM014802...

Page 28: ...get too near the machine and do not stand within its operating range 3 Before leaving the operator s seat q Before leaving the machine lower the work equipment to the ground shift the safety lever to...

Page 29: ...gas spring q Working on the accumulator without due caution may cause explosion leading to serious personal injury Always observe the following precautions Do not dismantle Keep away from sparks and f...

Page 30: ...on the battery or the electric cables 10 Battery q Precautions for working on the battery 11 Do not open the hood q Do not open or remove the hood when the engine is running 12 Safety distance q Do n...

Page 31: ...anger in the work area q Do not approach or stand within the equipment operating range when the boom and the bucket are raised 15 Hot parts of the machine q Risk of burns in case of contact with hot p...

Page 32: ...ing 19 Falling objects q Avoid working in places where there is the risk of falling objects Contact your Komatsu distributor for the installation of safety guards 20 Precautions with the KOMTRAX syste...

Page 33: ...tion when handling batteries q Never smoke or use any naked flame near the batteries no sparks q When handling batteries always wear safety goggles q Keep children away from batteries q Caution batter...

Page 34: ...ead the operator s manual before working with batteries q Caution explosive gases Caution when standing in operator cab Hydraulic oil topping up Only for machines in which synthetic biodegradable oil...

Page 35: ...Y LABELS 2 11 Engine air suction filter Engine coolant AF NAC q Fill Komatsu genuine engine coolant AF NAC to prevent radiator damage by corrosion Hydraulic oil topping up Refuelling Engine oil filter...

Page 36: ...SAFETY LABELS SAFETY 2 12 Fuel filter Coolant Coolant pressure Hydraulic oil level Hydraulic oil filter 21D 98 11150 WEAM014802...

Page 37: ...SAFETY SAFETY LABELS 2 13 Anchorage point Lifting point Emergency exit Electrical outlet q Only use this socket when engine is running WEAM014802...

Page 38: ...SAFETY LABELS SAFETY 2 14 LIFTING CAPACITIES PLATES 2 For detail see LIFTING CAPACITIES WITH BOOM 5 6 q Boom q Boom with additional counterweight WEAM014802...

Page 39: ...SAFETY SAFETY LABELS 2 15 For detail see LIFTING CAPACITIES WITH TWO PIECE BOOM 5 9 q 2 piece boom q 2 piece boom with additional counterweight WEAM014802...

Page 40: ...SAFETY LABELS SAFETY 2 16 For detail see LIFTING CAPACITIES TABLES 3 168 q Overload alarm WEAM014802...

Page 41: ...uges smoke oil leakage etc or any abnormal display on the warning devices or monitor report to the person in charge and have the necessary action taken Do not operate the machine until the problem has...

Page 42: ...the guards and covers are in the correct position Have guards and covers changed or repaired if damaged Neither use the machine without guards nor remove the guards when the engine is running q Alway...

Page 43: ...partment when driving or operating the machine q Never carry dangerous objects such as for example flammable items or explosives in cab LEAVING THE OPERATOR S SEAT 2 q When leaving the operator s seat...

Page 44: ...imb on the engine hood or covers where there are no non slip pads q Before getting on or off the machine check the handrails and steps including the track shoe If there is any oil grease or mud on the...

Page 45: ...t for the water to cool to a temperature where it is possible to touch the radiator cap by hand before starting the operation Even when the coolant has cooled down loosen the cap slowly to relieve the...

Page 46: ...fire so do not use them q Put greasy rags and other flammable materials into a safe container to maintain safety at the work place q Do not weld or use a cutting torch to cut any pipes or tubes that c...

Page 47: ...lighting equipment is not used there is danger of explosion that may cause serious injury q When taking the electrical power for the lighting from the machine itself follow the instructions in this ma...

Page 48: ...tional guards will become necessary In such a case do not operate the machine without an additional guard Be sure to consult with your Komatsu distributor about necessary guards CAUTIONS RELATED TO RO...

Page 49: ...D BY THE WORK EQUIPMENT 2 q Do not stand within or approach the operating radius of the work equipment even when the operator is on board the machine and the engine is running q Do not stand or work u...

Page 50: ...need to operate on a road protect pedestrian and cars by designating a person for worksite traffic duty or by installing fences around the worksite q When traveling or operating in shallow water or o...

Page 51: ...is risk are the following q Wear shoes with thick rubber or leather soles q Request the aid of another person who can warn you if the machine gets too close to the electric line q Operate at low speed...

Page 52: ...working lamp and front lamps installed to the machine and set up additional lighting in the work area if necessary q Stop operations if the visibility is poor such as in mist snow rain or dust VENTIL...

Page 53: ...nalman before starting the job q Only one person must be entrusted with making signals q The operator must make sure that the signalman is always within his field of vision and follow all his signals...

Page 54: ...out q BRING THE LOAD NEARER IN HORIZONTAL DIRECTION With an arm extended forwards and the hand in vertical position directed towards the signalman move the hand in the direction of the movement to be...

Page 55: ...d point the thumbs inwards q EXTEND THE ARM With both hands clasped point the thumbs outwards q FOLD THE BUCKET Keep one hand still and closed Rotate the other hand vertically with the thumb pointed t...

Page 56: ...d fist Rotate the other fist vertically indicating the wheel s turning direction q TRAVEL STRAIGHT AHEAD Rotate the fists vertically indicating the turning direction of the wheels q DISTANCE TO BE COV...

Page 57: ...e represents the lift slowly control q STOP With one arm extended laterally open the hand facing downwards and move the arm forwards and backwards q EMERGENCY STOP With both arms extended in horizonta...

Page 58: ...There is danger of inhaling asbestos when working on jobsites handling demolition work or work handling industrial waste Always observe the following q Spray water to keep down the dust when cleaning...

Page 59: ...grease and excessive dirt on the floor earth stones etc q Check fluid levels coolant fuel oils air filter and possible damage to the electrical system q Check the proper functioning of instruments an...

Page 60: ...de on the machine STARTING ENGINE IN COLD WEATHER 2 q Carry out the warming up operation thoroughly If the machine is not thoroughly warmed up before the control levers are operated the reaction of th...

Page 61: ...ation of the lever front and rear travel is reversed left and right steering is reversed Be extremely careful when operating the machine in this situation q Before travelling check again that there is...

Page 62: ...th the automatic engine speed limiter system enabled ON causes the engine speed to rise and may lead to a sudden increase in translation speed q Avoid traveling over obstacles when possible If the mac...

Page 63: ...e neutral position and travel at low speed When travelling downhill position the machine with the turret rotated by 180 so that the sprocket 1 and the boom are in travelling direction as shown in the...

Page 64: ...machine as horizontal as possible q Do not work on a slope covered with the steel plates Even with slight slopes there is a hazard that the machine may slip UNAUTHORIZED OPERATIONS 2 If the machine t...

Page 65: ...ere is a hazard that impact will cause the machine to turn over q In the operation using the fork or grapple do not attempt to pick up an object with their tips There is a danger of damage to the mach...

Page 66: ...e q Always lock the cab door in order to prevent unauthorized persons from starting the machine Always remove the key q If the machine needs to be parked on a ravine do so as follows q Set the bucket...

Page 67: ...again q When on the ramps do not operate any lever except for the travel lever q The center of gravity of the machine will change suddenly at the joint between the ramps and the track or trailer and...

Page 68: ...tteries turn the starting switch to the OFF position As there is a hazard that sparks will be generated always do as follows q Do not let tools or other metal objects make any contact between the batt...

Page 69: ...ry main switch are turned to OFF q Be sure to connect the positive cable first and then the negative or earth cable when connecting the booster cables Disconnect first the negative or earth cable and...

Page 70: ...slowly and do not apply sudden loads on the steel cables q Never use a wire rope which has cut strands A reduced diameter B or kinks C There is danger that the rope may break during the towing operat...

Page 71: ...uipped with an appropriate hook contact the Komatsu distributor q Fitting a lifting hook must be monitored and certified by the competent Authorised Body q Determine the signals to be used and place a...

Page 72: ...sons working around the machine q During lifting operations reduce the engine speed and carry out the operation in L mode q Never travel the machine while lifting a load q Do not swing or operate the...

Page 73: ...n Any damaged deformed or worn parts should not be used and must be replaced q Where possible the lifting operation should be carried out with the bucket curled in order to increase visibility and pre...

Page 74: ...slippery Always keep the cab clean and orderly in order to be able to carry out any operation in total safety If the cab isn t clean the operator runs the risk of slipping stumbling or even falling on...

Page 75: ...Select a place where there is no hazard of landslides falling rocks or flooding q Lower the work equipment and blade completely to the ground q When leaving the machine set lock lever 1 to the LOCK p...

Page 76: ...rations near the fan fan belt or other rotating parts there is a hazard of being caught in the parts so be careful not to come close q If hands clothes or tools touch the fan blades or the belt they m...

Page 77: ...attachments that have been removed from the machine in a stable condition so that they do not fall And take steps to prevent unauthorized persons from entering the storage area WORK UNDER THE MACHINE...

Page 78: ...out and injure people in the surrounding area WELDING WORKS 2 Welding operations must always be carried out by a qualified welder and in a place equipped with proper equipment There is a hazard of gas...

Page 79: ...ase drain plug 1 to loosen the track tension never loosen it more than one turn Loosen the grease drain plug slowly q Never put your face hands feet or any other part of your body close to grease drai...

Page 80: ...it may cause fire or defective operation which may lead to serious injury If any loose bolts are found stop work and tighten to the specified torque If any damaged hoses are found stop operations imm...

Page 81: ...RTS 4 20 q The material of these components naturally changes over time and repeated use causes deterioration wear and fatigue As a result there is a hazard that these components may fail and cause se...

Page 82: ...the ECUs of the machine controllers PRECAUTIONS CONCERNING THE STARTER 2 q Start the engine only when correctly seated in the driving position q Do not start the engine by tampering with the terminal...

Page 83: ...se of contact with the skin immediately rinse with a solution made of water and an alkaline detergent for about 30 minutes and then contact a poisoning treatment center without delay PRECAUTIONS FOR T...

Page 84: ...SAFETY MAINTENANCE INFORMATION SAFETY 2 60 WEAM014802...

Page 85: ...FUNCTIONING 13 WARNING Before reading this section make sure you have read and understood the section on safety WEAM014802...

Page 86: ...ACHINE WITH MONOBOOM 3 1 Bucket 2 Bucket cylinder 3 Arm 4 Arm cylinder 5 Boom 6 Boom cylinder 7 Supplementary light if installed 8 Work light 9 Cab 10 Sprocket 11 Undercarriage 12 Track 13 Idler rolle...

Page 87: ...2 Bucket cylinder 3 Arm 4 Arm cylinder 5 Two piece boom cylinder 6 Two piece boom 7 Boom 8 Boom cylinder 9 Supplementary light if installed 10 Work light 11 Cab 12 Sprocket 13 Undercarriage 14 Track 1...

Page 88: ...switch 12 Hand accelerator 13 Work light switch 14 Revolving light switch if installed 15 Pedal lock 16 Boom swing control pedal 17 Overhead light 18 Pump system deactivation emergency switch 19 Slew...

Page 89: ...icator light 10 Travel speed warning light 11 Fuel gauge 12 ECO gauge 13 Fuel level warning light 14 Operating mode selector button 15 Translation speed selector button 16 Windscreen wiper button 17 A...

Page 90: ...ages which cannot be selected set the English language in the monitor and follow the table here below MONITOR MESSAGE 3 Common to all models 3 Message Area 2 Translation Meaning CHECK RIGHT NOW CHECK...

Page 91: ...pply parking brake PIN DISCONNECT PIN DISCONNECT Multicoupler pin disconnect H R OVERHEAT H R OVERHEAT Hydraulic Retarder overheat STRG OVERHEAT OVERHEAT STRG Emergency Steering overheat HYD OIL LEV L...

Page 92: ...eas pixels not lighting up or white areas pixels remaining lit Up to 10 black or white pixels is normal and does not indicate a fault AA Standard screen BB Screen with all indicator lights lit CC Main...

Page 93: ...2 seconds the standard screen AA is displayed q If the machine is in B operating mode upon engine start the welcome screen GG is displayed for 2 seconds followed by the breaker mode confirmation scre...

Page 94: ...ngine start the preliminary checks screen DD is immediately followed by the maintenance required screen CC and the error screen EE q After the preliminary checks screen DD is displayed for 2 seconds t...

Page 95: ...owing colours AA Standard screen BB Screen with all indicator lights lit CC Maintenance required screen Indicator light type Colour Normal Fault Low temperature 1 Engine coolant temperature warning li...

Page 96: ...ht 2 Hydraulic fluid temperature warning light 3 Engine oil pressure warning light 1 Engine coolant temperature warning light This indicator light 1 informs the operator that the engine coolant temper...

Page 97: ...witch off the engine or run at idle speed until the warning light returns to normal B q Low temperature A Background of indicator D is white q Normal temperature B Background of indicator D is blue q...

Page 98: ...ng light 3 Fuel level warning light 4 Battery charge level warning light 5 Overload alarm light 1 Engine coolant temperature warning light If the warning light 1 indicates an excessively low temperatu...

Page 99: ...vel warning light This warning light 3 lights up to warn the operator that the fuel level in the fuel tank is low When the remaining fuel level reaches approximately 33 litres the warning light illumi...

Page 100: ...o it is necessary to lower the load NOTE This light is only active in work mode L For details on the correct lifting of loads please refer to LIFTING OBJECTS WITH LIFTING DEVICE OPTIONAL EQUIPMENT 2 4...

Page 101: ...unction the relative indicator light illuminates 1 Service interval indicator light 1 Service interval indicator light This warning light 1 illuminates in the event of an impending service interval an...

Page 102: ...o HEAT the pre heating indicator light illuminates After remaining lit for approximately 30 seconds the indicator light flashes to inform the operator that the pre heat procedure is complete After fla...

Page 103: ...tic engine speed limiter indicator light lit Automatic engine speed limiter function enabled q Automatic engine speed limiter indicator light off Automatic engine speed limiter function disabled For m...

Page 104: ...light 8 notifies the operator that a message has been received from Komatsu For instructions on reading messages see paragraph USING THE FUNCTION KEYS 3 34 b Message indicator machines with KOMTRAX q...

Page 105: ...d zone position B Engine speed is reduced to idle the coolant temperature warning light E indicates a fault red and the alarm buzzer sounds simultaneously The overheat protection system continues oper...

Page 106: ...hydraulic fluid warning light E indicates a low temperature status If this occurs carry out the warming up procedure For more details see Warming the hydraulic system 3 139 q Warning light low tempera...

Page 107: ...ngine running the hour counter advances even if the machine is not moving The hour counter advances by 1 hour for every hour the machine is in operation independently of engine speed q In the standard...

Page 108: ...igh REMARK The needle in the orange zone doe not indicate a problem for the machine However to protect the environment reduce engine power as much as possible without compromising operation As a guide...

Page 109: ...25 BUTTON PANEL 3 1 Operating mode selector button 2 Auto deceleration switch 3 Translation speed selector button 4 Windscreen wiper button 5 Windscreen washer button 6 Buzzer mute button 7 Function k...

Page 110: ...ion The mode displayed when the machine is switched on is the last mode used before previous shut down Press the button 1 to display the operating mode selection screen Depending on the mode selected...

Page 111: ...more than five seconds the selected working mode is automatically set and the monitor returns to the screen shown in steps 3 and 4 REMARK Press F5 to return to the standard screen without changing wo...

Page 112: ...Each time the switch is pressed the auto deceleration is switched between ON and OFF q Automatic engine speed limiter function With the automatic engine speed limiter function active if the work tool...

Page 113: ...ONING INSTRUMENTS AND CONTROLS 3 29 2 The automatic engine speed limiter indicator lights up on the standard screen When the automatic engine speed limiter is deactivated the indicator is not lit WEAM...

Page 114: ...sing This button 3 chooses from 2 possible translation speeds q Lo indicator lit Low speed translation q Hi indicator lit High speed translation Upon engine start the speed is automatically set to Lo...

Page 115: ...f the three possible states ON INT stop OFF q INT indicator lit Windscreen wiper operates intermittently q ON indicator lit Windscreen wiper operates continuously q OFF indicator lit Windscreen wiper...

Page 116: ...de After the button 5 is released the windscreen wiper continues operating for two more cycles then stops q If the button 5 is pressed while the windscreen wiper is operating in intermittent mode the...

Page 117: ...lect video camera feed if applicable q F4 Select hour counter clock q F5 Maintenance mode button q F6 User mode button q F1 are F2 auxiliary keys for expansion functions For descriptions of the functi...

Page 118: ...ed immediately above q If there is no corresponding symbol B for the function key this means that the key A is not active q Pressing the symbols directly B has no effect The desired function may only...

Page 119: ...ce mode screen The elements displayed in the screen are as follows a Maintenance elements b Default service interval h c Time remaining to next interval h a b Engine oil change 500 Engine oil filter c...

Page 120: ...plays the screen in which the time remaining for the selected element may be reset element highlighted in yellow REMARK Press and hold F6 for at least 1 5 seconds to reset the remaining time If F6 is...

Page 121: ...to cancel the reset operation The monitor returns to the maintenance screen q If no buttons are pressed for over 30 seconds when in the reset screen the monitor automatically returns to the maintenanc...

Page 122: ...s screen The following operations are possible from the user menu using keys F3 to F6 q F3 Select next entry 1 row down When on the last row this selects the first row of the next page q F4 Select pre...

Page 123: ...e user menu the monitor automatically returns to the previous screen The following parameters are user configurable q a Breaker accessory settings machines predisposed for accessories q b Message indi...

Page 124: ...e oil flow rate in B and ATT modes may be set in accordance with the attachment used On machines not predisposed for accessories these menus are not displayed Modifying breaker mode settings 1 From th...

Page 125: ...eys F3 to F6 q F3 Select next entry 1 row down q F4 Select previous entry 1 row up q F5 Return to user menu q F6 Display settings screen for selected parameter 4 The monitor displays the breaker selec...

Page 126: ...ions are possible using keys F3 to F6 q F3 Select next entry 1 row down q F4 Select previous entry 1 row up q F5 Return to previous screen q F6 Display settings screen for selected parameter Modifying...

Page 127: ...q The oil flow rate currently set for B mode is highlighted by a B in front of the corresponding parameter as shown to the right In the breaker selection menu and the breaker settings selection menu t...

Page 128: ...The oil flow rate currently set for B mode is highlighted by a B in front of the corresponding parameter as shown to the right In the breaker selection menu and the breaker oil flow rate setting scree...

Page 129: ...the oil flow rate then press F6 to confirm the modification and return to the previous screen q Press F5 to cancel any changes made and return to the previous screen q X Current oil flow rate setting...

Page 130: ...lection screen shown to the right select ATT 2 way Attachment and press F6 q In the working mode selection screen shown on the right the following operations are possible using keys F3 to F6 q F3 Sele...

Page 131: ...te setting menu Selecting this parameter b the oil flow rate set for ATT mode may be modified From the ATT 2 way Attachment selection menu the following operations are possible using function keys F3...

Page 132: ...ently set for ATT mode is highlighted by ATT P or ATT E in front of the corresponding parameter q If No 2 Way Attachment is selected attachment mode cannot be selected in the working mode selection sc...

Page 133: ...F6 q The default oil flow rate values are both set at 130 litres min as shown to the right The oil flow rate currently set for ATT mode is highlighted by ATT P or ATT E in front of the corresponding p...

Page 134: ...il low rate setting menu q Use F3 or F4 to modify the oil flow rate then press F6 to confirm the modification and return to the previous screen q Press F5 to cancel any changes made and return to the...

Page 135: ...q Indicator light lit in green Unread message present q Indicator light lit in blue One message awaiting reply q OFF No messages REMARK q If the indicator is blue open the message The indicator infor...

Page 136: ...t and backlighting levels can be adjusted from the screen settings menu 1 From the standard screen press F6 2 Select screen settings in the user menu and press F6 The monitor displays the screen setti...

Page 137: ...sponding is not displayed In this case selecting the monitor setting function from the user menu opens the setting screen shown in step 4 directly 4 Use the F2 and F6 keys to adjust brightness contras...

Page 138: ...le using function keys F2 and F6 q F2 Resets all settings to default values q F3 The cursor for the parameter selected moves by one segment to the left q F4 The cursor for the parameter selected moves...

Page 139: ...FUNCTIONING INSTRUMENTS AND CONTROLS 3 55 d Clock adjustment 3 From this menu the clock displayed in the standard screen may be adjusted 1 From the standard screen press F6 WEAM014802...

Page 140: ...TIONING 3 56 2 Select Clock Adjustment in the user menu and press F6 The monitor displays the time setting screen q The following three parameters may be modified a Clock adjustment b 12 24 hour mode...

Page 141: ...ot need to change the hour value press F6 q F3 Forward 1 hour q F4 Backward 1 hour q F5 Cancel modification and return to user menu q F6 Confirm modification and proceed to setting minute value 2 When...

Page 142: ...if the setting has been modified Daylight saving time 1 If daylight saving time is enabled a the clock display is ahead by 1 hour If daylight saving time is disabled b the clock displays the set time...

Page 143: ...Chinese French Spanish Portuguese Italian German Russian Turkish Indonesian and Thai REMARK With reference to the languages which cannot be selected set the English language in the monitor and follow...

Page 144: ...the right the following operations are possible using keys F3 to F6 q F3 Select following option q F4 Select previous option q F5 Cancel modification and return to user menu q F6 Confirm modification...

Page 145: ...Setting 1 q E2 Economy Setting 2 q E3 Economy Setting 3 The higher the setting E0 to E3 the lower the fuel consumption Power output however is also reduced as a consequence The machine is set to E0 on...

Page 146: ...tton 6 Horn button 7 Overhead light 8 Pump system deactivation emergency switch 9 Slew brake disable switch 10 Revolving light switch if installed 11 Work light switch 12 Proportional switch for secon...

Page 147: ...engine in cold climates turn the key to this position When the key is in position HEAT the preheating warning light comes on Keep the key in this position until the preheating warning light starts bli...

Page 148: ...st line Use this switch 4 to operate the attachment For further details about the use of the switch see MACHINE CONFIGURATION FOR THE INSTALLATION OF ATTACHMENTS 6 8 5 Breaker activation button Use th...

Page 149: ...k temporarily in case of failure in the pump control system It must not be used permanently The failure that caused the anomaly must be repaired immediately q If this switch is inadvertently pressed a...

Page 150: ...ch up the revolving frame may temporarily be rotated b NORMAL normal situation shift the lever switch downward If the codes E03 appear on the display shift the lever switch upward to be able to go on...

Page 151: ...Quick connector control button if installed 14 Main quick connector switch if installed To use the quick connector press the button on the LHS console 14 and the button on the left hand PPC 13 lever s...

Page 152: ...starting the engine NOTICE q The battery main switch must always be set to ON except in the following cases q When the machine is not going to be used for a long period or when the machine is prepare...

Page 153: ...pedals and automatic engine speed limiter system 3 Left hand work tool control lever with automatic engine speed limiter system 4 Right hand work tool control lever with automatic engine speed limite...

Page 154: ...lever take care to avoid touching the equipment control levers The lever 1 operates the safety device locking the work equipment revolving frame slew translation and the accessories When the lever is...

Page 155: ...essed when the machine is not moving or steering this may move suddenly and cause serious accidents q When travelling or carrying out steering manoeuvres use the pedals with the maximum care The lever...

Page 156: ...uipment to the ground lock the controls with the safety lever and stop the engine The command lever 3 is placed on the operator left and controls the boom and rotation of the turret q Swinging the tur...

Page 157: ...control the blade a Lower b Lift 6 Boom swing control pedal lock WARNING Always shift the safety lever to LOCK position L when the boom swing is not required during travel and when parking the machin...

Page 158: ...wing to the left N Neutral The boom stays in stop position NOTICE q When the safety lever is in the LOCK position L all the movements are inhibited see Safety device control lever 3 70 q The boom swin...

Page 159: ...ertently operated there is the risk of serious accidents Opening 3 1 Shift the safety lever to the LOCK position L 2 Push the clip A at the centre of the opening roof upward and check that it is relea...

Page 160: ...ground and stop the engine q When opening the windshield hold it firmly with both hands pull upward and do not leave hold until the automatic retainer is locked q When closing the windshield hold the...

Page 161: ...s A at the right and left top of the windscreen and pull the locking levers B to release the windscreen 5 Seize the lower handle C with your left hand from the inside of the cab and with your right ha...

Page 162: ...r B q If the arrow on the retainer F does not correspond to the arrow on the locking lever B this means that the retainer hasn t been fitted correctly To engage the retainer correctly repeat the opera...

Page 163: ...top of the lower pane push the top of the windscreen forward against the right and left hand latches G then fit the clip 6 Make sure that the safety lever is in the LOCK position L q The retainer has...

Page 164: ...After removing the lower windscreen stow away in the rear of the cab and secure in place with the fastener 2 Proceed as follows 1 With the protruding part of the grips 1 facing inward fit the base of...

Page 165: ...on a level surface when it is necessary to open or close the door If the door is opened or closed on a slope the operating effort may change suddenly Do not open or close the door on slopes q Always...

Page 166: ...dges and take care not to injure yourself Be careful not to slip on the glass fragments scattered on the ground If for any reason whatsoever it should be impossible to open the cab door and it should...

Page 167: ...LOCK 3 83 Insert the key completely into the lock and turn it If the key is turned when it is inserted only partially into the lock it may break Opening and closing the covers with lock 3 Opening 1 I...

Page 168: ...the apposite rod NOTICE q If it is not necessary to open the cover always keep it locked 1 Release the lock 1 of the cover For more details see HOODS AND DOORS FITTED WITH A LOCK 3 83 2 Pull the grip...

Page 169: ...t necessary to open the side cover always keep it locked Make sure it is closed by checking that the opening pushbutton is locked 1 Release the lock 1 of the side cover For details see HOODS AND DOORS...

Page 170: ...y the safety rod NOTICE Keep the covers locked Open them only if necessary REMARK The pump compartment door is on the right hand side The battery compartment door is on the left hand side 1 Release th...

Page 171: ...oling and is very useful when working in areas where air pollution is considerable tunnels dusty places small or badly ventilated rooms etc Air distribution is obtained by means of a series of adjusta...

Page 172: ...nd air conditioner REMARK Pressing this button 1 does not display the air conditioner settings screen on the monitor 1 OFF Button 2 Fan buttons 3 Temperature control buttons 4 Vent selector 5 Auto but...

Page 173: ...ton 3 is used to set the temperature inside the cab Temperature may be set between 18 C and 32 C q Press button E to increase the set temperature Press button R to reduce the set temperature q Tempera...

Page 174: ...automatically A Rear vents 2 points B1 Head level vent 1 point B2 Foot level vent 1 point C Foot level vent 1 point D Windscreen vents 2 points Note 1 Air is delivered from the indicated vents Q LCD...

Page 175: ...ir recirculate selector This button 6 toggles between recirculated air from inside the cab and air drawn from the exterior q In Auto mode internal RECIRCULATE or external FRESH air is selected automat...

Page 176: ...air conditioner cannot be turned on if the fan is off 9 Sunlight sensor This sensor 9 automatically adjusts the air flow from the vents in relation to the strength of the sunlight The sensor also dete...

Page 177: ...ted in accordance with the temperature set and the air conditioner is activated automatically to achieve the set temperature REMARK When the monitor c appears as shown in images d or e and the refrige...

Page 178: ...ttons 2 and adjust the fan speed Check that the monitor 7 displays the temperature a and fan speed settings b 2 Press the air conditioner button 8 to turn the air conditioner on 3 Press the temperatur...

Page 179: ...r vents The image displayed on the monitor changes to show the new vent selection c 5 Press the RECIRCULATE FRESH selector 6 and select between recirculated internal air or fresh air drawn from outsid...

Page 180: ...evel proceed as follows 1 Use the fan speed buttons 2 to adjust the fan speed Check that the monitor 7 displays the temperature a and fan speed settings b 2 Press the vent selection button 4 and selec...

Page 181: ...r source selector 6 as desired Demister function 3 1 Press the fan speed buttons 2 and adjust the fan speed Check that the monitor 7 displays the temperature a and fan speed settings b 2 Press the ven...

Page 182: ...3 until the maximum heating setting is displayed on the monitor 7 5 Adjust the vents A B1 and B2 so that the air is directed towards the windscreen vents C and D are fixed and cannot be adjusted In t...

Page 183: ...g the cab 5 or 6 C less than the external air temperature Setting the correct temperature is very important as an excessive temperature difference is considered unhealthy INSPECTING AND SERVICING A MA...

Page 184: ...he main fuse and replace it if necessary For details see MAIN FUSE 3 101 The fuses are located on a single board inside the cab on the rear left hand side Fuse capacity and circuits involved Position...

Page 185: ...ed q If the battery is down the fuse connection 2 is probably disconnected q In cold conditions the engine starts with difficulty with the ignition key turned to HEAT pre heating the relative fuse con...

Page 186: ...der the console on the right and left hand sides Use these sockets to power equipment not supplied by Komatsu Left hand socket N M10 Right hand socket N M09 See the following tables for the type of co...

Page 187: ...l of the operator seat To use this socket remove the cap After use replace the cap Use this outlet only when the engine is working For 24V devices do not exceed 240W equivalent to 10A If you intend to...

Page 188: ...this may cause damage q If failures are detected on the controller contact the Komatsu distributor The chassis controller and the KOMTRAX controller are installed in the rear panel at the back of the...

Page 189: ...at there is a compartment for the Use and maintenance manual and other documents Always keep the Use and maintenance manual in this compartment in such a way as to be able to consult it at any moment...

Page 190: ...partment ASHTRAY 3 The ashtray is located on the left hand side of the operator seat Always make sure the cigarette is off before closing the cover FIRE EXTINGUISHERS 3 CAUTION q The owner of the mach...

Page 191: ...the machine q This machine is equipped with a two way radio communication device KOMTRAX Keep away from any explosive area If the machine must operate within 12 metres from an explosive area or from...

Page 192: ...ommunication terminal consult the Komatsu Distributor in case of failures REMARK As KOMTRAX is a wireless system it cannot be used inside tunnels undergrounds buildings or in mountainous areas where r...

Page 193: ...damage wear excessive play If any anomaly is observed provide for the necessary repairs 2 Remove dust and dirt from the areas around the engine battery and radiator Make sure that no dirt or dust has...

Page 194: ...damaged carry out the necessary repair operations In particular if a glass has broken during the machine operation it must be immediately repaired Do not attempt to continue work if the necessary repa...

Page 195: ...he engine to cool down and check the expansion tank q Immediately after the engine has stopped the coolant is very hot and under pressure Removing the cap in these conditions to check the coolant leve...

Page 196: ...ng the engine oil level wait approximately 15 minutes in order to allow the engine to cool down 1 Open the engine cover For details see paragraph ENGINE COVER 3 84 2 Remove the dipstick G and wipe it...

Page 197: ...ct with the filler NOTICE q It is advisable to refuel after work in order to avoid the formation of water condensate q Avoid filling the tank completely and leave enough space for the fuel to expand q...

Page 198: ...hine to detect that there are no fuel traces next to the electrical or high temperature components q Do not dry up the refilling pump Monitor the fuel level during refilling in order to avoid pump dry...

Page 199: ...he refilling turn the pump switch 4 to ON and press the starter switch 5 Refilling will continue automatically until the fuel reaches the maximum level of the tank REMARK It is possible to stop the re...

Page 200: ...m to the centre Lower the boom until the bucket teeth touch the ground and then stop the engine B Start the engine and let it idle lower the blade to the ground extend the arm and bucket cylinders com...

Page 201: ...nk with the machine in position A rotate the 1st boom into the centre position extend the cylinders of the 1st and 2nd booms and the bucket as illustrated in the figure to the right then remove the fi...

Page 202: ...gine cover q The decanter and the fuel pre filter 1 form a single unit 2 The level of water and amount of sediment may be determined via the transparent cap 2 If there is water or sediment accumulated...

Page 203: ...Open the drain valve 4 and drain all the water and sediment in the transparent cap 2 a well as the fuel accumulated in the filter cartridge 1 4 When no more fuel or sediment comes out of the drain pip...

Page 204: ...and water 4 Open the drain valve 3 and drain the fuel together with the sediments and water accumulated on the bottom of the tank When carrying out this operation be careful not to spil fuel on yourse...

Page 205: ...hat fuses with the required capacity are used that there are no disconnected broken or short circuited wires furthermore check the terminals and tighten any loose ones Carefully check the cables of th...

Page 206: ...cking the horn 1 Turn the ignition switch to position ON 2 Press the button positioned on the right lever and make sure that the horn works correctly If the horn does not sound contact your Komatsu di...

Page 207: ...the back against the backrest If the operator s back is not against the backrest this may move suddenly forward q Armrest inclination C The armrest 3 can be lifted manually by rotating it by approx 9...

Page 208: ...own or fixed obstacles or motor vehicles may be crashed during operation q If rear view mirrors shall be moved or broken during work stop the engine immediately and fix or replace them Mirror A Adjust...

Page 209: ...wn in the picture on the right Mirror B Fix the mirror 4 support 3 in the position given in the picture F approx 100 mm Adjust the front right mirror in a way that will enable the driver sitting in hi...

Page 210: ...D Adjust the mirror C in a way that will enable the driver sitting in his her seat to view the rear of the machine Adjust the mirror D in a way that will enable the driver sitting in his her seat to...

Page 211: ...wisted Make sure that the screws that fasten the belt to the frame are not loose If necessary fix it to the tightening torque of 24 5 4 9 Nm Change the belt unit if the surface of the belt is damaged...

Page 212: ...ake sure that the safety lever 1 is in the LOCK position L REMARK If the safety lock lever is not at LOCK position L the engine will not start 2 Make sure that all control levers are in neutral 3 Inse...

Page 213: ...speed parameters The standard screen is then shown q Engine coolant temperature gauge 6 q Engine coolant temperature warning light 7 q Fuel gauge 8 q Fuel level indicator light 9 q Hydraulic fluid te...

Page 214: ...q Before starting the engine make sure that there is no one within the operating range of the machine and sound the horn q Exhaust gas is toxic When starting the engine in closed places make sure tha...

Page 215: ...the engine starts release the key which will automatically return to position ON 5 Let the engine idle for the first 15 seconds soon after starting the engine and do not operate any control lever or t...

Page 216: ...ne and sound the horn q Never use starting aid fluids as they may cause explosions q On starting leave the hood bonnet and compartments closed They should be opened only to carry out checks q Exhaust...

Page 217: ...10 seconds indicating that the preheating phase has been completed 4 When the preheating warning light 4 goes out turn the ignition key 3 directly to position START to start the engine 5 As soon as th...

Page 218: ...fuel grip position q When the turbo protection function is activated engine speed remains below 1150 rpm even if the fuel grip is operated q When the turbo protection function is deactivated engine s...

Page 219: ...ent is operated without warming up the engine sufficiently the response of the work equipment to the movements of the control lever will be slow and the work equipment may not move as desired by the o...

Page 220: ...the hydraulic circuit drain filter q After the first 500 hours of operation change the hydraulic circuit oil NOTICE q When changing the oil filters cartridges check their inner part to make sure that...

Page 221: ...ng the engine engine warming begins automatically When the automatic engine warming starts the engine speed is kept higher than the low idle If the engine water temperature goes over 30 C or warming c...

Page 222: ...checking the status of the temperature warning light of the engine coolant check the hydraulic system warming operation NOTICE Cancel the automatic warming operation If necessary in case of an emergen...

Page 223: ...the hydraulic system until the relevant warning light displays the correct temperature When the hydraulic fluid temperature is low the warning light shown to the right is displayed A Correct temperatu...

Page 224: ...e lever fully and hold it in position for 30 seconds 7 Then to retract the arm B slowly move the control lever of the working tool 5 towards the left Press the lever fully and hold it in position for...

Page 225: ...gine oil pressure warning light 8 ON q Engine pre warming warning light 9 OFF q Engine coolant temperature indicator 10 Indicator in the green area q Hydraulic fluid temperature indicator 11 Indicator...

Page 226: ...bring it to central position and cause the engine to run at average speed 16 Before starting slowly repeat the following operations 3 5 times to make the warm oil flow along the control circuits q Boo...

Page 227: ...c fluid temperature warning light displays a temperature that is too low repeat points 5 to 9 until the correct temperature is displayed A Correct temperature blue bottom of warning light C B Low temp...

Page 228: ...warning light C B Low temperature white bottom of warning light C 2 Press the working mode selector 14 to select the working mode to be used For more details see BUTTON PANEL 3 25 Work mode selector...

Page 229: ...MACHINE AND RELATED CONTROLS 3 145 3 L mode Lifting and positioning operations with maximum control 4 B mode Operations with the breaker 5 ATT Mode Operations with the crusher or other double action...

Page 230: ...f emergency It is likewise recommended not to stop the engine suddenly if it has been running for a long period and is still hot in this case let the engine run at low idling speed for about 5 minutes...

Page 231: ...e no persons other equipment or obstacles in the way q Avoid any travel manoeuvre or change of direction with the accelerator at maximum speed since manoeuvres carried out in these conditions may caus...

Page 232: ...s not sound contact the Komatsu distributor who will carry out all the necessary repair operations REMARK In harsh weather conditions if the travel speed of the machine is not normal carry out warming...

Page 233: ...will carry out all the necessary repair operations REMARK In harsh weather conditions if the travel speed of the machine is not normal carry out warming operations Besides if the travel speed of the...

Page 234: ...es of direction do not use the travel speed increase control Use the travel levers to change direction If possible avoid changing direction suddenly In particular when carrying out a counter rotation...

Page 235: ...the left A Forward left B Back left REMARK To steer to the right operate the right travel lever in the same way Counter rotation rotation of the machine on itself To carry out a counter rotation to th...

Page 236: ...When the autodeceleration function is active and the engine speed is low if the control lever is operated engine speed will increase abruptly therefore you should be especially careful 1 To swing the...

Page 237: ...boom and the turret rotation while the right lever controls the 1st boom and the bucket When the levers are released they automatically return to a neutral position and the working tools remain in th...

Page 238: ...ntrol levers of the working tools are in neutral and the fuel grip is at MAX the autodeceleration mechanism intervenes to reduce engine speed to an average speed REMARK q The control circuit of this m...

Page 239: ...etails see Work mode selector 3 26 NOTICE Use the breaker exclusively in B mode If it is used with a different mode there is risk of braking the hydraulic system Work mode Operations P Digging and loa...

Page 240: ...g the turret do not dig the bucket teeth into the ground These operations will damage the work equipment Operation not permitted with the machine in motion Do not dig the bucket into the ground and do...

Page 241: ...Operations for which it is not allowed to exploit the dropping force of the machine Do not exploit the fall force of the machine to carry out excavations When excavating hard rock bed use some other m...

Page 242: ...machine fast do not operate the levers or pedals abruptly or perform any other operation 2 Do not operate the levers or pedals abruptly from Forwards A to Backwards B or from Backwards B to Forwards A...

Page 243: ...slation speed keep the working tools as close as possible to the ground and try to move the machine keeping the obstacle equidistant from the tracks High speed translation On rough rocky and irregular...

Page 244: ...of the machine Maximum water depth CAUTION When the machine is taken out of the water if the machine inclination is higher than 15 the rear part of the turret will be submerged and this can cause the...

Page 245: ...position q Do not travel up or down steep slopes since the machine may overturn q During travel lift the machine at about 20 30 cm from the ground Do not travel downhill in reverse q Do not change dir...

Page 246: ...slope If the engine stops when the machine is travelling uphill shift the travel levers to the neutral position lower the bucket to the ground stop the machine then start the engine again Precautions...

Page 247: ...sh with the bucket teeth The angle between the 1st and the 2nd boom must be within 90 and 110 When only one side gets stuck in mud use the bucket to raise the track then lay boards or logs under the t...

Page 248: ...e machine The positions available for digging with the arm range from a 45 angle away from the machine to a 30 angle towards the machine There may be differences depending on the digging depth but it...

Page 249: ...t is visible to the Operator Loading operations are easier and the loading capacity greater if the excavator loads from the rear of the truck rather from than the side Filling levelling operations Use...

Page 250: ...handling machine Contact the Komatsu distributor for further information q Before proceeding with load handling ensure that there are no persons in the machine s operational range and signal the begi...

Page 251: ...Ensure that the lifting hook and the load handling cables are of sufficient dimensions to handle the load to be lifted and that they are equipped with an effective anti release device q Use the comma...

Page 252: ...urrent local regulations and be equipped with safety valves and an overload alarm in compliance with EN 474 5 WARNING The load does not exceed 87 of the hydraulic lifting capacity or 75 of the tipping...

Page 253: ...ional equipment 1 Position the bucket on level ground directing it so that the flat part of its back rests on the ground REMARK Make sure the bucket is resting on the ground slightly to make the remov...

Page 254: ...o the ground to prevent the machine from moving q If the control levers are inadvertently touched the work equipment or the machine may move suddenly and cause serious accidents Before leaving the ope...

Page 255: ...D CONTROLS 3 171 5 Shift the safety lever 2 to the LOCK position L CHECKS TO BE CARRIED OUT BEFORE STOPPING THE ENGINE 3 Check the engine coolant temperature 1 the engine oil pressure 2 and the fuel l...

Page 256: ...ill the fuel tank 3 Check the engine compartment for paper and debris Remove any paper and debris to avoid a fire hazard 4 Remove any mud that may be attached to the undercarriage LOCKING THE MACHINE...

Page 257: ...ooves broken or pointed rocks steel bars or scraps The warranty does not cover any damage due to the incorrect use of the machine Use of the the road liners 3 Prohibited Operations Keep to the followi...

Page 258: ...conditions is necessary wash the machine after use q Avoid contact with materials which affects the adhesion of the steel core such as salt ammonium sulphate potassium chloride potassium sulphate or...

Page 259: ...ong the edge of slopes or on rough ground with one track raised machine inclination exceeding 10 and with the other track on flat ground To avoid damaging the rubber tracks always proceed with both tr...

Page 260: ...ral rule the machine must be transported on a trailer Choose the trailer according to the weight and dimensions of the machine indicated in paragraph SPECIFICATIONS 5 2 It is important to remember tha...

Page 261: ...on the ramps Make sure that the surface of the ramps is clean and that there are no traces of water snow ice grease or oil q Do not change direction when the machine is already on the ramps since it...

Page 262: ...he travel speed selector 5 The travel speed Lo Hi is signalled by the corresponding warning light 6 3 Disable the autodeceleration function by pressing button 7 and operate the fuel grip to set engine...

Page 263: ...hing the ground 1 Lower the blade 2 Fully extend the bucket cylinder of the 2nd boom and lower the 1st boom slowly 3 Place the safety locking lever 1 in the LOCK position L 4 Stop the engine then remo...

Page 264: ...the ramps 3 Remove the chains and the metal cables with which the machine has been secured 4 Start the engine and warm it up 5 Place the safety locking lever 1 in the FREE position F 6 Through the co...

Page 265: ...is unloaded with the arm retracted the machine may get damaged q While getting off the ramps do not press the bucket against the ground Doing so may damage the hydraulic cylinders 10 If it is moved f...

Page 266: ...from that illustrated below since it may lose stability NOTICE q For details on the weight of the machine see paragraph SPECIFICATIONS 5 2 q The lifting procedure is valid only for standard machines T...

Page 267: ...o avoid them both getting damaged NOTICE Do not attempt to lift the machine by attaching a metal cable to the bracket supplied to secure the machine during transport since this procedure may damage th...

Page 268: ...f the fluid in the drainage channels or on the ground q The coolant containing antifreeze is flammable do not smoke and do not use naked flames during the checks and when preparing the mixture 1 Use o...

Page 269: ...es considerably at low temperatures cover the battery or remove it from the machine store it in a warm place and install it again the following morning If the electrolyte level is low add distilled wa...

Page 270: ...e ground which would make it extremely difficult to start the machine the following morning q Open the drain valve and drain the water accumulated in the fuel system to prevent it from freezing q Fill...

Page 271: ...p the battery during long periods of inactivity q Lock all the control levers and pedals with the safety lever and the pedal locking device q If the machine is equipped with optional equipment move th...

Page 272: ...ry needs recharging q White the battery must be replaced AFTER A PERIOD OF INACTIVITY 3 NOTICE If the machine is stored without the monthly antirust treatment contact the Komatsu distributor for maint...

Page 273: ...details see Warming the engine 3 137 ALLOWED AMBIENT TEMPERATURE RANGE DURING THE OPERATION AND STORAGE OF THE MACHINE FOR A LONG TIME 3 The recommended ambient temperature range for operation and lo...

Page 274: ...not start wait at least 2 minutes and try again repeat this operation 4 times maximum OCCURRENCES THAT ARE NOT FAILURES 3 Pay attention to the following occurrences that are not considered failures q...

Page 275: ...diagram on the right Position wooden blocks between the wire cables and the machine body in order to prevent the cables from damaging the body itself PRECAUTIONS TO BE TAKEN WHEN WORKING IN PARTICULAR...

Page 276: ...onsult a doctor without delay q When working on the battery always wear goggles and rubber gloves q When removing the battery disconnect the earth cable first When installing the battery connect the p...

Page 277: ...terminals q If the battery terminals are oxidized clean them carefully using a metal brush Removal 1 Open the battery compartment door remove the vinyl covering 1 installed on the battery top part 2...

Page 278: ...connect the negative clamp of the battery charger to the negative terminal of the battery Make sure that the clamps are secured firmly q Set the recharge current at 1 10 of the value of the rated capa...

Page 279: ...the attachments since they are poor conductors q When removing the booster cables take care to avoid any contact of the clamps with each other or with the machine frame NOTICE q The booster cables an...

Page 280: ...o turret E of the machine to be started Starting the engine CAUTION Make sure that the safety levers of both machines are in the LOCK position L Also make sure that all the control levers are in NEUTR...

Page 281: ...y safety relay q Charge q Change Starter makes engine run slowly q Battery charge insufficient q Faulty starter q Charge q Change Starter disengages before engine start q Faulty cables and pinion q Ba...

Page 282: ...ge 3 116 The pump emits an abnormal noise air intake q Clogged filter in the hydraulic reservoir low oil q Clean see page 4 89 Hydraulic oil temperature increases excessively q Fan belt slack q Clogge...

Page 283: ...fluid and clean cooling system see page 4 80 q Clean or repair see page 4 64 q Change q Tighten cap or change gasket q Change The engine water temperature indicator enters the red area Engine does not...

Page 284: ...de of exhaust silencer damaged q Excessive valve clearance q Change with fuel in compliance with standards q See pag 3 12 q Change exhaust silencer q Adjust valve clearance Engine stops during operati...

Page 285: ...ase the brake move the rotation brake switch upwards Depending on the cause of the problem releasing the brake may result an impossible task In any case inspect immediately E10 Error in the supply sou...

Page 286: ...rror 3 If the monitor displays an error screen a telephone number is shown on the same window REMARK If there is no number registered no number will be displayed The telephone number must be registere...

Page 287: ...MAINTENANCE 1T n 24 WARNING Before reading this section make sure you have read and understood the section on safety WEAM014802...

Page 288: ...to do this could result in serious injury or death q Guards are installed in the area of the engine to protect personnel from moving parts These guards should only be removed by a Komatsu service eng...

Page 289: ...nk Instructions for arc welding q Before any welding operation on the machine stop the engine wait at least one minute and afterwards turn the battery main switch to OFF and extract the specific key q...

Page 290: ...ntenance If you forget to perform the checks after inspection and maintenance unexpected problems may occur and this may lead to serious injury or property damage Always do the following q Checks afte...

Page 291: ...Do not mix different types or brands of oil q Maintain the prescribed levels when topping up the oil Too much or too little oil can cause malfunctions q If the oil in the working equipment is not cle...

Page 292: ...ted to this machine uses an injection device at high pressure This device needs that components and lubrication have high precision characteristics therefore its working life may be considerably reduc...

Page 293: ...ommended in this manual q The greased parts not covered by the maintenance section must be lubricated during servicing therefore they need to be lubricated Add grease if any part becomes stiff after b...

Page 294: ...allows customers to save money and avoid many problems KOWA analysis stages 4 q Analysis of metal particles In this stage a ICP Inductively Coupled Plasma analyser is used to measure the density of t...

Page 295: ...are present If you find large quantities of metal particles contact your Komatsu distributor q Do not open the spare filter packages before using them q Always use Komatsu original spare parts NOTES...

Page 296: ...circuit by proceeding as follows Q Start the engine and let it idle Q Extend all cylinders 4 5 times stopping them at approx 100 mm from the end of stroke Q Slowly make all cylinders reach the end of...

Page 297: ...r to receive the latest version of the component LIST OF THE PARTS SUBJECT TO WEAR 4 The parts between parenthesis must be replaced at the same time Part Spare parts catalogue Fig No Description Q ty...

Page 298: ...odegradable oil See pag 4 14 20 40 PANOLIN HLP SYNTH 46 Articulation greasing Super white grease note 2 20 50 G2 T Grease EPlithium based 20 50 G2 LI Engine cooling system Supercoolant AF NAC note 3 3...

Page 299: ...ut the important function to prevent corrosion as well as freezing In the areas where freezing is not a problem it is essential to use of an antifreeze coolant All Komatsu equipment are supplied with...

Page 300: ...em it cannot be used for the engine the transmissions the braking system etc q Before introducing biodegradable oil in the hydraulic system drain the system completely disconnecting the cylinders and...

Page 301: ...ing torque table is not valid for screws or nuts that must fasten parts made of nylon or similar materials onto washers or components made of nylon or nonferrous metals or requiring specific tightenin...

Page 302: ...a hose always use Komatsu original spare parts having the same size of the part to be replaced q Nm Newton metre 1 Nm 0 102 kgm Thread diameter a mm Wrench size b mm Driving torque Standard value Use...

Page 303: ...ION DIAGRAM 4 NOTICE q For details on how to lubricate specific parts see LUBRICATION 4 45 LUBRICATION 4 54 q The type of lubricant to be used is indicated in the lubricant table see FUEL COOLANT AND...

Page 304: ...LUBRICATION MAINTENANCE 4 18 2 PIECE BOOM 4 Grease Filter Oil WEAM014802...

Page 305: ...psed yet If the pipe clamps show signs of deterioration like deformations or cracks provide for changing them together with the pipes In addition to the periodical change of the components listed in t...

Page 306: ...e 1st boom cylinder check valve 4 8 Working tool pipe 1st boom cylinder check valve 4 9 Working tool pipe bucket cylinder check valve 4 10 Working tool pipe boom rotation cylinder check valve 2 11 Wor...

Page 307: ...ENANCE EVERY 100 HOURS OF OPERATION LUBRICATION 4 45 TOP UP AND LEVEL CHECK FOR THE ROTATION REDUCTION UNIT OIL 4 46 MAINTENANCE EVERY 250 HOURS OF OPERATION CHECKING THE OIL LEVEL IN THE FINAL REDUCT...

Page 308: ...ALTERNATOR AND THE STARTER 4 83 CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE 4 83 NITROGEN LOADING PRESSURE CHECK IN THE ACCUMULATOR FOR THE CONTROL CIRCUIT 4 83 MAINTENANCE EVERY 4000 HOURS OF...

Page 309: ...f the machine contains synthetic biodegradable oil type HEES the filter must be changed after the first 50 hours of operation A Hydraulic fluid filter replacement interval X Hydraulic breaker use perc...

Page 310: ...eaning operations Checking the cartridge 1 Open the engine cover For more details see ENGINE COVER 3 84 2 If the red piston of the filter clogging indicator 1 is visible clean the air filter cartridge...

Page 311: ...mpressed air on the inner surface keeping the air jet at a distance of approximately 15 cm and the pressure below 4 5 bars 6 After the cleaning operations inspect the filtering surface for damage by i...

Page 312: ...d piston returns to its original position NOTICE q If shortly after installing the cleaned cartridge the red piston of the clogging indicator is visible again it is necessary to change the cartridge q...

Page 313: ...over 3 do not remove the exhaust valve 6 5 Remove the safety cartridge 5 and immediately install a new one 6 Put the clean filter in position install the cover 3 and lock the couplings 2 CAUTION Check...

Page 314: ...the track are in contact with the surface of the link The check must be carried out with the machine parked on level ground How to tighten the steel tracks Tighten the screws with an initial torque o...

Page 315: ...e between the idler roller 1 and the track sliding roller 2 then position it on the track 3 Measure the maximum deflection between the upper surface of the track and the lower surface of the rod q Sta...

Page 316: ...airs 1 Gradually loosen the grease valve 4 to let the grease out do not give the valve more than one turn If the grease does not come out smoothly move the machine slowly forward and backward covering...

Page 317: ...law q If the height a of the rubber claw has decreased due to wear the traction force decreases accordingly q If a is less then 5 mm change the track CHANGING THE ROAD LINERS 4 q If it is necessary to...

Page 318: ...ragments during teeth replacement operations therefore always wear safety goggles gloves and any other safety devices REMARK If it is impossible to remove the teeth using this procedure for safety rea...

Page 319: ...1 remove the tooth 2 and the ring 3 5 Clean the mounting surfaces and insert the ring 3 in the slot of the tooth holder 4 6 Insert a new tooth 2 in the adapter partially finger tighten the pin 1 then...

Page 320: ...oir use only non flammable detergent an ethyl alcohol based of the type used for cars q Do not use methyl alcohol based detergents may irritate the eyes q Do not use the antifreezes used in engine coo...

Page 321: ...ated at high speed with the engine at maximum use the inspection glass 1 at the mouth of the coolant pipe to check the conditions of the coolant gas Freon R134a flowing along the circuit A No bubbles...

Page 322: ...r Clogged fins Every 500 hours Compressor Operating conditions Every 4000 hours V belt Damages tension Every 250 hours Compressor engine fan Operating conditions does it emit abnormal noises According...

Page 323: ...nts indicated in the figure Cleaning 1 Open and close the door more than once and remove the dirt from the guide 1 using a brush 2 Using a cloth remove any further residue from the guide 1 Lubrication...

Page 324: ...ne the machine q How to proceed on a slope CAUTION Find a compact and level slope 1 Stop the machine so that the work equipment is positioned facing downward 2 Place some blocks under the track and pl...

Page 325: ...s positioned on the lower side 3 Rest the work equipment on the ground and position the machine so that it is stable 4 Place the lever of the safety device in the LOCK position L and stop the engine 5...

Page 326: ...ydrogen flames q Do not hit crush or knock the gas spring q The gas must be released when disposing of the gas spring Refer to Komatsu distributor to have this operation carried out The gas spring is...

Page 327: ...nd the air between the pump and the hydraulic tank has not been bled an anomalous generation of heat will take place and this may damage the pump 1 Start the engine and keep it running at average spee...

Page 328: ...starts flowing out tighten the fitting REMARK Do not attempt to carry out a rotation during this operation 4 If the oil does not flow out stop the engine remove the fitting 3 and fill the inside of t...

Page 329: ...attachment indicates a specific bleeding procedure follow the instructions If a hydraulic breaker or another accessory is installed on the machine run the engine at idle and press the control several...

Page 330: ...the engine oil level and topping up q Check fuel level and top up q Check the oil level in the hydraulic tank and top up q Check the filter clogging indicator q Checking the water separator q Adjustin...

Page 331: ...r a movement is provided with at least one grease nipple q When running in a new machine lubricate every 10 hours for the first 100 hours of operation q After carrying out digging operations with the...

Page 332: ...chine positioned on firm and level ground 1 Remove the cover 1 placed between the hydraulic oil tank and the cab 2 Remove the dipstick G and wipe it with a cloth 3 Insert the rod G completely into the...

Page 333: ...eration must be carried out with the machine positioned on firm and level ground 1 The check must be carried out on each reduction gear with the drain plug P in low position and perpendicular to the g...

Page 334: ...make sure that the breather holes are not clogged q Restore the level adding only distilled water If the level is low because the liquid has spilled add sulphuric acid diluted until the concentration...

Page 335: ...rolyte leakage could result q If the distilled water added goes over the MAXIMUM reference mark take out excess electrolyte with a small pump and neutralise it with sodium bicarbonate then rinse out w...

Page 336: ...achine making sure it is well fixed and connect the cables For details see Removing and installing the battery 3 193 8 Put the vinyl cover 1 in position and fix it REMARK q Do not add distilled water...

Page 337: ...details see ENGINE COVER 3 84 2 The check is manual press the belt with one thumb on the intermediate point between the alternator pulley A and the fan pulley B exerting a force equal to 58 8 Nm 6 kgf...

Page 338: ...please contact Komatsu distributor for replacement CHECKING AND ADJUSTING THE AIR CONDITIONER COMPRESSOR BELT TENSION 4 WARNING q Soon after the machine has been stopped the engine is very hot and may...

Page 339: ...1 and 2 q Bracket 4 holds the compressor in place When bolts 1 and 2 are loosened bracket 4 moves with the bolt 2 securing position as a fulcrum 2 Loosen the nut 5 fastened to the fixed bracket 3 and...

Page 340: ...f the machine is used in difficult conditions carry out this operation more frequently than usual q As a general rule it is important to consider that each cylinder is provided with two grease nipples...

Page 341: ...DURES 4 55 2 Boom swing coupling pin 2 points 3 Boom swing cylinder base pin 1 point 4 Boom swing cylinder head pin 1 point 5 Boom swing lifting cylinder base pin 1 point 6 Boom swing lifting cylinder...

Page 342: ...INTENANCE PROCEDURES MAINTENANCE 4 56 7 Arm cylinder base pin 1 point 8 Arm cylinder head pin 1 point 9 Bucket cylinder base pin 1 point 10 Bucket cylinder head pin 1 point 11 Arm pin 1 point WEAM0148...

Page 343: ...CE MAINTENANCE PROCEDURES 4 57 12 Arm bucket connection pin 1 point 13 Fulcrum link pin 5 points 14 Blade coupling pin 2 points 15 Blade cylinder base pin 1 point 16 Blade cylinder head pin 1 point WE...

Page 344: ...3 Bucket cylinder base pin 1 point 4 Boom arm coupling pin 1 point 5 Arm cylinder head pin 1 point 6 Arm cylinder base pin 2 points 7 Boom cylinder head pin and two piece boom articultaion 3 points 8...

Page 345: ...P and drain the oil 3 Tighten back the drain valve P O open C closed 4 Open the pump compartment on the right hand side of the machine and turn the cartridge 2 to the left to remove it using the filte...

Page 346: ...hine consists of very accurate components with respect to the conventional pump injection systems If Komatsu original filtering cartridge is not used dirt and dust can enter the injection system and c...

Page 347: ...added do not remove the cap B Always add fuel through the 8 holes A from the side where impurities are held q Remove the cap B and install the fuel filter q Always refill with clean fuel Make sure tha...

Page 348: ...el main filter In case the engine does not start due to lack of fuel actuate the fuel pump in order to bleed the air 17 After bleeding the air screw the fuel pump grip 8 tight 18 After replacing the c...

Page 349: ...operation contact your Komatsu distributor 5 Install the grease filler cover 3 6 Install the cover 1 LUBRICATING THE SWING CIRCLE 4 This maintenance operation must be carried out with the work equipme...

Page 350: ...clean the radiator the condenser and the heat exchanger more frequently in order to prevent the fins from clogging 1 Open the engine bonnet and the battery inspection cover 2 Remove the screws at fin...

Page 351: ...rgent After washing the filter dry it completely before use NOTICE If the filtering element is excessively clogged or damaged change it with a new one 4 Install the clean filter 2 and close the door 1...

Page 352: ...and the oil are at high temperature and may cause burns Before starting operating wait till the temperature goes down q When the cap of the oil filler is removed turn it slowly to release the interna...

Page 353: ...before carrying out this maintenance operation q Immediately clean any area dirty with oil q Oils filters the coolant and the battery are considered special waste and must be collected and disposed o...

Page 354: ...e in a container with suitable capacity 5 Refit the oil filler cap 3 and lock 2 6 Close the side cover 1 NOTICE The tank must be drained before starting the engine with temperatures exceeding 0 C when...

Page 355: ...iodegradable oil type HEES this must be changed for the first time after the first 50 hours of operation and successively every 1000 hours NOTICE If the machine is equipped with hydraulic breaker the...

Page 356: ...7 6 Carefully clean the filter casing and change the cartridge 7 7 Reassemble the whole by proceeding in the reverse order making sure that the gasket of the cover 4 is not damaged and is correctly ho...

Page 357: ...h a high filtering capacity When a filter cartridge is replaced always use Komatsu original components q The common rail injection system of this machine consists of very accurate components with resp...

Page 358: ...ke it out and pump until the movement becomes difficult REMARK It is not necessary to remove the cap on the upper part of the pre filter and the fuel main filter In case the engine does not start due...

Page 359: ...NANCE MAINTENANCE PROCEDURES 4 73 ENGINE EXHAUST PIPE TIGHTENING CLAMPS CHECK 4 Contact Komatsu distributor to check the tightening of the clamps of air filter turbocompressor final cooler engine WEAM...

Page 360: ...ine cool down until it reaches a temperature of 40 45 C before draining the oil q Oils filters the coolant and the battery are considered special waste and must be collected and disposed of according...

Page 361: ...the prescribed type for details see FUEL COOLANT AND LUBRICANTS 4 12 7 Insert the stick G completely into the filler pipe F and make sure the oil level lies between the marks L and H 8 If the oil lev...

Page 362: ...ried out with the machine positioned on firm and level ground 1 Move the machine until the drain plug P is in low position and perpendicular to the ground 2 Remove the drain plug P and let the used oi...

Page 363: ...insoluble compounds are generated which deposit on the filters and clog them the maximum concentration of ordinary oil must not exceed 1 of the total quantity of oil q Biodegradable oil can be used on...

Page 364: ...8 1 Open the side cover 1 2 Open the lock 2 3 Slowly loosen the filling cap 3 to release the remaining pressure of the tank 4 Remove the drain plug P and let the oil flow out gathering it into a conta...

Page 365: ...reaching a level included between the H and L marks on the gauge G Use only synthetic biodegradable hydraulic oil type HEES see APPROVED SYNTHETIC BIODEGRADABLE LUBRICANTS TYPE HEES 4 14 10 Move the b...

Page 366: ...preventing both corrosion and freezing Komatsu machines are supplied with Supercoolant Komatsu AF NAC The Supercoolant Komatsu AF NAC has high anticorrosion antifreeze and coolant properties so it can...

Page 367: ...he coolant and the battery are considered special waste and must be collected and disposed of according to the regulations in force The coolant is already diluted with distilled water Check the densit...

Page 368: ...6 on the engine block and fill the radiator with clean water Start the engine and let it idle When the temperature rises above 90 C leave the engine running for 10 minutes 8 Stop the engine then open...

Page 369: ...s removed do not stand in the oil jet outlet direction Moreover loosen the bolts slowly during this operation q Do not remove the accumulator q Do not bring the accumulator near sparks or naked flames...

Page 370: ...on firm and level ground 2 Place the working tool as extended as possible fully extended boom and bucket in discharge position and keep it 1 5 m A away from the ground REMARK Carry out the operations...

Page 371: ...heck operations 7 When the check is completed take the safety device lever back to the LOCK position L and turn the start up key to OFF Method to release the pressure in the hydraulic circuit NOTICE T...

Page 372: ...he hydraulic circuit take the locking lever to FREE and fully operate in all directions each control lever of the tools and the accessories control button 5 Take the locking lever to LOCK to lock the...

Page 373: ...erious injuries or damage When handling the accumulator always proceed as indicated below q Hydraulic circuit pressure cannot be completely eliminated When the hydraulic equipment is removed do not st...

Page 374: ...the damaged parts CHECKING THE PRESENCE OF THE FUEL SPLASH PROTECTION PLUG AND OF ANY RUBBER HARDENING 4 The fuel splash protection plugs 10 positions on the fuel injection hoses and on both ends of t...

Page 375: ...d special waste and must be collected and disposed of according to the regulations in force CAUTION On machines containing synthetic biodegradable hydraulic oil type HEES this must be changed after th...

Page 376: ...0 1 Open the side cover 1 2 Open the lock 2 3 Slowly loosen the filling cap 3 to release the remaining pressure of the tank 4 Remove the drain plug P and let the oil flow out gathering it into a conta...

Page 377: ...reaching a level included between the H and L marks on the gauge G Use only synthetic biodegradable hydraulic oil type HEES see APPROVED SYNTHETIC BIODEGRADABLE LUBRICANTS TYPE HEES 4 14 10 Move the b...

Page 378: ...FINAL DISPOSAL OF THE MACHINE MAINTENANCE 4 92 FINAL DISPOSAL OF THE MACHINE 4 For safe dismantling of the machine at end of service life please contact Komatsu distributor WEAM014802...

Page 379: ...SPECIFICATIONS 15 WEAM014802...

Page 380: ...er ISO 14396 2002 kW rpm 72 1 2200 A Total length Arm 1850 mm mm 6696 Arm 2000 mm 6725 Arm 2300 mm 6787 B Total height mm 2845 C Total width mm 2400 D Track width mm 500 E Revolving frame swing radius...

Page 381: ...gging outreach mm 7515 7795 B Max digging depth mm 4450 4750 C Max digging height mm 6590 6740 D Max digging depth on vertical wall mm 2522 2800 E Max dumping height mm 4920 5070 F Work equipment min...

Page 382: ...reach mm 7950 8100 B Max digging depth mm 4520 4670 C Max digging height mm 8250 8390 D Max digging depth on vertical wall mm 3490 3635 E Max dumping height mm 6175 6310 F Work equipment min swing rad...

Page 383: ...al regulations and be equipped with safety valves and an overload alarm in compliance with EN 474 5 For detail see LIFTING OBJECTS WITH LIFTING DEVICE 3 166 LEGENDE 5 q Arm length L 1850 mm q Arm leng...

Page 384: ...he tipping limit Load limited by the hydraulic lifting capacity and not by the tipping limit Arm L 1850 mm Unit of measurement kg Max 6 0 m 4 5 m 3 0 m 1 5 m 4 5 m 1730 1460 3 0 m 1420 1190 1580 1320...

Page 385: ...m 1220 1010 1450 1200 2300 1840 3560 3250 1 5 m 1440 1190 1440 1190 2250 1790 4440 3230 3370 3370 Arm L 1850 mm additional counterweight Unit of measurement kg Max 6 0 m 4 5 m 3 0 m 1 5 m 4 5 m 1730...

Page 386: ...ight Unit of measurement kg Max 6 0 m 4 5 m 3 0 m 1 5 m 4 5 m 1360 1360 1390 1390 1630 1630 3 0 m 1370 1160 1600 1440 1620 1620 1 5 m 1310 1080 1670 1370 2650 2130 0 m 1360 1120 1610 1320 2530 2010 35...

Page 387: ...y or 75 of the tipping limit Load limited by the hydraulic lifting capacity and not by the tipping limit Arm L 1850 mm Unit of measurement kg Max 6 0 m 4 5 m 3 0 m 1 5 m 4 5 m 1290 1050 1530 1250 1980...

Page 388: ...390 1120 0 m 960 780 1330 1070 2100 1640 1 5 m 1130 910 1330 1070 2090 1630 Arm L 1850 mm additional counterweight Unit of measurement kg Max 6 0 m 4 5 m 3 0 m 1 5 m 4 5 m 1430 1170 1690 1380 1980 198...

Page 389: ...300 mm additional counterweight Unit of measurement kg Max 6 0 m 4 5 m 3 0 m 1 5 m 4 5 m 1240 1010 1650 1390 1630 1630 3 0 m 1080 870 1640 1330 1 5 m 1030 830 1550 1240 0 m 1080 870 1490 1190 2330 181...

Page 390: ...LIFTING CAPACITIES TABLES SPECIFICATIONS 5 12 WEAM014802...

Page 391: ...OPTIONAL EQUIPMENT 1 26 WARNING Before reading this section make sure you have read and understood the section on safety WEAM014802...

Page 392: ...butor PRECAUTIONS WHEN REMOVING OR INSTALLING 6 When removing or installing the attachment or option obey the following precautions and take care to ensure safety during the operation q Carry out the...

Page 393: ...ter Do not stop the work equipment in a raised position always lower it to the ground Q Do not lower swing or stop the work equipment suddenly There is danger that the machine may tip over Q Do not su...

Page 394: ...Standard service valve working pressure 1st equipment 29 4 MPa 294 bar q Optional safety service valve working pressure 1st equipment 19 6 MPa 196 bar q Standard service valve safety pressure equipmen...

Page 395: ...atsu distributor as well as causing safety problems may also adversely affect the operation of the machine and the durability of the equipment q Komatsu is not liable for injuries accidents or damage...

Page 396: ...t kg must not be exceeded 4 Please consult with your distributor for the correct selection of buckets and attachments to suit the application The recommendations are given as a guide only based on typ...

Page 397: ...N Do not use any attachment which imposes vibration loading onto the equipment WHEN TRAVELLING 6 q Lower the boom pull in the arm keep the work equipment parallel to the track and travel slowly q Neve...

Page 398: ...1 Selection valve 2 Accessory proportional switch 1st line 3 Hydraulic breaker activation button 4 Accessory proportional switch 2nd line if present 1 Selection valve This valve switches the hydrauli...

Page 399: ...ton This button is used to activate the hydraulic breaker To activate the hydraulic breaker press the button If the selected working mode is not breaker mode it is not possible to activate this button...

Page 400: ...cessory activation button about 10 times until all the air is released from the circuit NOTICE If the manufacturer of the accessory specifies a specific procedure to release air follow those instructi...

Page 401: ...e stops fully move in all directions each control lever working tools and travel and the accessories control button to release internal pressure 5 Take the locking lever to LOCK and turn the starter k...

Page 402: ...y attention not to make mistakes 11 After installing the accessory check the oil level in the hydraulic reservoir and top up if necessary 12 Tighten the cap 3 and lock 2 Accessories Removal 1 Lower th...

Page 403: ...void inconveniences to the accessory functioning if any foreign matter comes in After having correctly installed the caps store the accessory 9 Remove the mounting pins 2 points remove the accessory a...

Page 404: ...e crusher or any other consult point USING THE FUNCTION KEYS 3 34 a Breaker attachment settings Modifying breaker mode settings The accessories are activated as follows When the breaker is used NOTICE...

Page 405: ...EMARK Check that the working mode is mode B 1 Check that the rod of the selection valve 2 is the breaker position 2 Consult the breaker manufacturer in order to assess the need to install a battery fo...

Page 406: ...nsult the manual supplied by the accessory manufacturer LONG TERM STORAGE 6 If the accessory is not going to be used for a long period proceed as instructed below q Take the selection valve to the spe...

Page 407: ...ase of hydraulic pressure leaks If you have any queries contact quick coupling manufacturer 3 Carefully read the quick coupling user manual and follow the recommendations In case of doubts about the i...

Page 408: ...accessory on ground in a safe position so in such a way that after being released it cannot rotate or slide 3 Press the switch 1 NOTICE The switch has a safety mechanism which prevents accidental acti...

Page 409: ...ording to the type of quick coupling one of the machine hydraulic functions can be activated bucket boom arm or rotation to increase the hydraulic system pressure The quick coupling will go to the unl...

Page 410: ...ne models of hydraulic excavator the kind of attachments or the model of specific attachments that can be mounted will vary Hence consult your Komatsu distributor for the selection of optimum attachme...

Page 411: ...o the same impact surface if the chisel does not penetrate or break the surface within 1 minute change the point of impact and carry out breaking operations closer to the edge The direction of penetra...

Page 412: ...ate the machine in any of the following ways q Do not operate all cylinders to the end of their strokes Always leave approximately 5 cm to spare q Using the mount to gather in pieces of rock q Operati...

Page 413: ...the chisel when it penetrates the rock q Pecking operations q Extending the bucket cylinder rod fully and thrusting to raise the machine off the ground POSTURE OF HYDRAULIC BREAKER TO BE GREASED 6 Be...

Page 414: ...is greased in an improper posture it is filled with more grease than necessary As a result soil and sand will enter the hydraulic circuit and can damage the hydraulic components while the breaker is...

Page 415: ...additional counterweight make sure that it is correctly balanced proceed slowly and do not allow anyone to get near the load q Before lifting the additional counterweight make also sure that the eyeb...

Page 416: ...INSTALLING AND REMOVING THE ADDITIONAL COUNTERWEIGHT OPTIONAL EQUIPMENT 6 26 WEAM014802...

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