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Komatsu PW118MR-11 Operation & Maintenance Manual Download Page 234

METHOD FOR CHECKING HORN

1.

Turn the ignition switch to position ON.

2.

Press the switch located on the left joystick and make sure
that the horn is working properly.

3.

Press  the  button  positioned  on  the  steering  wheel  lever
and make sure that the horn works correctly.

If the horn does not sound, ask your Komatsu distributor for repair.

METHOD FOR ADJUSTING
METHOD FOR ADJUSTING OPERATOR'S SEAT

k

k

 WARNING

When adjusting the position of the operator's seat, always set the lock lever to LOCK position to pre-
vent any accidental contact with the control levers.
 

• Always adjust the operator's seat before starting each operation or when the operators change shift.
• Adjust  the  operator's  seat  so  that  control  levers  and  switches  can  be  operated  freely  and  easily  with  the

operator's back against the backrest.

RKA48511

RKA48390

MACHINE OPERATIONS AND CONTROLS

OPERATION

3-162

WENAM00130

Summary of Contents for PW118MR-11

Page 1: ...Unsafe use of this machine may cause serious injury or death Operators and maintenance personnel must read this manual before operating or maintaining this machine This manual should bekeptinsidetheca...

Page 2: ......

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

Page 4: ...r seat If this manual is lost or damaged contact Komatsu or your Ko matsu distributor and tell them about the machine model name and the serial No immediately to arrange for its replacement For detail...

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

Page 6: ...zardous 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 manual and...

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

Page 8: ...ain where the machine is working and travelling in good condition Remove any large rocks or obstacles Fill any ditches and holes Site manager should provide machine operators with machine and schedule...

Page 9: ...Do not repeatedly handle and lift loads FOREWORD VIBRATION LEVEL 1 7 WENAM00130...

Page 10: ...165 and including equipment and attachment working tool e g pro cessor or breaker specifically designed to demolish cut loosen separate pick up transport and distribute component parts of buildings or...

Page 11: ...or s seat when the operator s seat is facing the forward direction VISIBILITY FROM OPERATOR S SEAT The visibility of this machine required by visibility standards ISO 5006 are shown in the drawing bel...

Page 12: ...movement of the work equipment boom arm will affect the operators field of vision This will be strongly influenced by the type and dimension of any attachment that may be installed Pay attention to th...

Page 13: ...es and ammonia generated from the urea solution and decomposes the nitrogen oxides into nitrogen and water About Diesel Exhaust Fluid DEF Diesel Exhaust Fluid is the reagent for the SCR system DEF is...

Page 14: ...owing items LOCATION OF PRODUCT IDENTIFICATION NUMBER PIN MACHINE SERI AL NO This is on the left side of the mounting location of the swing bracket The design of the nameplate varies according to the...

Page 15: ...AND DISTRIBUTOR Machine serial No Engine serial No Product identification number PIN Manufacturer s name Address Komatsu Italia Manufacturing S p A Via Atheste 4 35042 Este PD Italy Distributor name...

Page 16: ...SERIAL PLATE A SERIAL NUMBER E MODEL B WEIGHT F YEAR OF CONSTRUCTION C PRODUCT IDENTIFICATION NUMBER G ENGINE POWER D MANUFACTURER SERIAL PLATE FOREWORD 1 14 WENAM00130...

Page 17: ...s that this machine PW118MR 11 Fulfils all the relevant provisions of following EC Directives Machine Directive 2006 42 EC Electro Magnetic Compatibility Directive 2014 30 EU Outdoor Noise Directive 2...

Page 18: ...SAFE OPERATION 2 19 PRECAUTIONS TO PREVENT FIRE 2 20 PRECAUTIONS WHEN GETTING ON OR OFF MACHINE 2 22 DO NOT GET CAUGHT IN WORK EQUIPMENT 2 24 PROTECTION AGAINST FALLING FLYING OR INTRUDING OBJECTS 2 2...

Page 19: ...AIR CONDITIONER EQUIPMENT 3 219 METHOD FOR OPERATING AIR CONDITIONER 3 223 HANDLE RADIO 3 230 RADIO SWITCHES 3 230 STOW ANTENNA 3 230 TRANSPORTATION 3 231 PRECAUTIONS FOR TRANSPORTING MACHINE 3 231 SE...

Page 20: ...ECKS BEFORE STARTING 4 34 EVERY 100 HOURS MAINTENANCE 4 35 EVERY 250 HOURS MAINTENANCE 4 38 EVERY 500 HOURS MAINTENANCE 4 43 EVERY 1000 HOURS MAINTENANCE 4 56 EVERY 2000 HOURS MAINTENANCE 4 66 EVERY 4...

Page 21: ...3 CONSUMABLE PARTS 7 4 CONSUMABLE PARTS LIST 7 4 RECOMMENDED FUEL COOLANT AND LUBRICANT 7 5 LUBRICATION CHART 7 5 METHOD FOR USING FUEL COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERA TURE 7 7 REC...

Page 22: ...WENAM00130...

Page 23: ...d and make sure that you fully understand the precautions descri bed in this manual and the safety labels on the machine When operating or servicing the machine always follow these precautions strictl...

Page 24: ...en cleaning the safety labels do not use organic solvents or gasoline These may cause the labels to peel off If the safety labels are damaged lost or cannot be read properly replace them with new ones...

Page 25: ...LOCATION OF SAFETY LABELS RKA64590 SAFETY SAFETY LABELS 2 3 WENAM00130...

Page 26: ...diagram 8 Pay attention to the correct position of the wiper 9 Lifting warning 10 Caution when standing in operator s cab 11 Caution for blast jobsite 12 Warning for operation inspection and mainte na...

Page 27: ...ction and main tenance 34 Battery main switch CONTENTS OF SAFETY LABELS 1 Combined safety information label 20E 00 K1890 Precautions to be taken for operation inspection and main tenance of the machin...

Page 28: ...ever c Emergency steering Emergency steering must only be used to stop the machine safely in case of engine failure d Warning against high voltage cable An electrocution hazard if the machine is broug...

Page 29: ...ry or death caused by error operation confirm the machine motion and indicated operating pattern when operating machines Pay attention to the circumference and operate slowly when confirming the machi...

Page 30: ...ion radius 5 Caution for overload machine 227 00 31990 Do not exceed the specified lifting load 6 Caution for handling accumulator and gas spring 09659 A057B There is the hazard of explosion causing i...

Page 31: ...attention to the correct position of the wiper 22B 00 32710 Consult the manual for the correct closure procedure of the rear window Check that the wiper is in the correct position before clos ing the...

Page 32: ...g the bottom window or when adjusting the opera tor s seat always lower the work equipment completely to the ground set lock lever securely to the LOCK position L then stop the engine If you accidenta...

Page 33: ...on maintenance disassembly assembly and transportation 13 Warning for quick coupler system 20J 00 11271 There is a danger of an exposed person being killed by falling attachment For a safe use read th...

Page 34: ...urely to the LOCK position L then stop the engine If you acci dentally touch the control levers pedals when they are not locked there is a hazard that the machine may suddenly move and cause serious i...

Page 35: ...ing unlocked operation levers Sudden and accidental movements of the machine can cause serious injury or death c Warning no passengers No passengers allowed to ride on the machine while it is moving d...

Page 36: ...and rear view camera k k WARNING To open or close the front or ceiling window never stand up from the operator s seat before throwing the safety lock lever to the lock position Inadvertently touching...

Page 37: ...1161 24 Warning always fasten safety belt 09848 A0480 If the machine tipping the operator may be thrown out of the operator s seat Always fasten the safety belt Read the manual for more detail 25 Warn...

Page 38: ...e standard ROPS may provide less protection if it has been structural ly damaged or involved in roll over Always wear seat belt when moving 27 Caution when using the DEF 09832 61480 To avoid engine da...

Page 39: ...r or hydraulic tank will cause personal injury and or burns Never remove the radiator cap or hydraulic tank oil filler cap when cooling water or hydraulic oil is at high tempera ture 30 Caution agains...

Page 40: ...ect and safe use it is recommended to read the manual 33 Caution stop rotation during inspection and maintenance 09667 A0481 Sign indicates a hazard of rotating parts such as belt fan etc Stop before...

Page 41: ...harge of safety for explanation PREPARATIONS FOR SAFE OPERATION PRECAUTIONS FOR SAFETY RELATED EQUIPMENT Make sure that all guards and covers are in the correct position Repair them immediately if the...

Page 42: ...ound inside the operator s compartment If tools or parts get into the control devices it may obstruct operation and cause the machine to move unexpectedly resulting in serious personal injury or death...

Page 43: ...parts with oil use a non flammable oil Do not use diesel fuel or gasoline There is danger of them catching fire Do not weld or use a cutting torch to cut any pipes or tubes that contain combustible li...

Page 44: ...details see OPERATION METHOD FOR OPENING AND CLOS ING COVERS WITH LOCK When getting on and off the machine always face the ma chine and maintain at least three point contact both feet and one hand or...

Page 45: ...re moving or installing the bottom window or adjusting the posi tion of the seat always lower the work equipment completely to the ground set lock lever 1 to lock position L and stop the engine If the...

Page 46: ...pieces of glass on the ground ELECTROMAGNETIC INTERFERENCE When the machine is operating close to a source of high electromagnetic interference such as a radar station some abnormal phenomena may be...

Page 47: ...injury to the operator from falling objects flying objects and intruding objects as detailed in the previous section Operator cabin FOPS falling object protective structure Front window guard In the...

Page 48: ...roken during operations stop operations and repair the cab glass immediately If the cab glass on the work equipment side is broken there is a hazard that the operator may be directly hit or caught in...

Page 49: ...UTIONS WHEN WORKING ON LOOSE GROUND Avoid driving or operating the machine near the edge of cliffs road edges and deep ditches The ground may be weak in such areas If the ground should collapse under...

Page 50: ...g in dark places turn on the working lights and headlights installed to the machine and set up additional lighting in the work area if necessary Stop operations if the visibility is poor because of mi...

Page 51: ...ks are not performed properly problems may occur with the operation of the machine and there is a danger that may lead to serious personal injury or death Remove all dirt from the surface of the windo...

Page 52: ...thoroughly and the work equipment is operated the reaction of the work equipment to the operation of the control levers and pedals will be slow and the movement of it may not be what the operator inte...

Page 53: ...eatbelt When the brakes are applied sudden ly the operator may be thrown out of the operator s seat It is dangerous and may cause personal injury Check the operating condition of the machine work equi...

Page 54: ...y tip over If the view to the right side is poor raise the boom to en sure better visibility Always turn the auto deceleration switch OFF cancel when driving the machine on rough ground or steep slope...

Page 55: ...ork equipment approximately 20 to 30 cm above the ground In case of emergency lower the work equipment to the ground immediately to help stop the ma chine When driving the machine up slopes set the op...

Page 56: ...en the swing or work equipment are operated This may lead to serious personal injury or death Always provide a stable place when performing these operations and operate carefully Do not swing the work...

Page 57: ...nd as well as on slopes observe the follow ing Do not suddenly lower swing or stop the work equipment Do not suddenly extend or retract the boom cylinder There is danger that the machine may tip over...

Page 58: ...e where there is no hazard of landslides falling rocks or flooding Check that the turret is pointing towards the front swing axle and align it to the lower chassis to descend from the machine using th...

Page 59: ...onsult your Komatsu distributor PRECAUTIONS WHEN LOADING AND UNLOADING If handling is improper when loading or unloading the machine it is dangerous that the machine may tip over or fall It requires p...

Page 60: ...or the method of towing a failed machine and being towed may lead to serious personal injury or death For details concerning towing see OPERATION PRECAUTIONS FOR TOWING THE MACHINE Always confirm tha...

Page 61: ...it anyone to enter into place where there is danger of contact with a raised load or the danger from a falling load All components in the load line eg chains shackles etc must be rated correctly for t...

Page 62: ...ue to abnormal loading making it unsafe to lift Where possible the lifting operation should be carried out with the bucket curled in order to increase visibility and prevent any obstruction or deflect...

Page 63: ...r and injure yourself When cleaning the ceiling window which is made of organic glass polycarbonate use tap water and avoid use of organic solvents for cleaning An organic solvent like benzene toluene...

Page 64: ...observe the fol lowings Lower the work equipment completely to the ground and stop the engine before performing any inspection and maintenance Turn the starting switch to the ON position Operate the w...

Page 65: ...ACCUMULATORS FOR CON TROL CIRCUIT Do not touch the control levers or pedals When it is nec essary to operate the control levers or pedals always give a signal to your fellow workers to evacuate them t...

Page 66: ...ment or the ma chine will suddenly drop Never work under the work equipment or the machine If it is necessary to raise the work equipment or the ma chine and then go under it to perform inspection or...

Page 67: ...om the machine take it to a well ventilated place remove the battery caps then perform the charging After charging tighten the battery caps securely Danger from dilute sulphuric acid When the battery...

Page 68: ...H TEMPERATURE OIL To prevent burns from hot oil spurting out or from touching high temperature parts when checking or draining the oil wait for the oil to cool down to a temperature where the cap or p...

Page 69: ...erious personal injury or death If the hose or piping mounts are loose or oil or fuel is found to be leaking from the mount stop operations and tighten to the specified torque If any damaged or deform...

Page 70: ...e is equipped with an accumulator Even after the engine stops if the work equipment control lever is operated after stop of the engine in the direction to lower the work equipment the work equipment g...

Page 71: ...is harmful to people When disposing of parts made of rubber or plastics hoses cables and harnesses always comply with the local regulations for disposing industrial waste products METHOD FOR SELECTING...

Page 72: ...WENAM00130...

Page 73: ...OPERATION Please read and make sure that you understand the SAFETY section before reading this section 3 1 WENAM00130...

Page 74: ...GENERAL VIEW MACHINE EQUIPMENT NAME RKA61930 GENERAL VIEW OPERATION 3 2 WENAM00130...

Page 75: ...ol box if mounted 16 Central right side cover 17 Rear axle 18 Outriggers 19 Outrigger cylinders 20 Rear right side cover 21 Rear left side cover 22 Stop Turn signals 23 Air conditioning filter access...

Page 76: ...System operating lamp 39 Battery disconnect switch CAB EQUIPMENT NAMES RKA62060 1 Front window 2 Ceiling window 3 Door handle 4 Emergency escape 5 Fuse box 6 Fire extinguisher if equipped 7 Cup holde...

Page 77: ...CONTROLS AND GAUGES NAMES RKA62690 OPERATION GENERAL VIEW 3 5 WENAM00130...

Page 78: ...screen wash switch Main windscreen wiper switch Horn 30 Autocruise switch 31 Monitor 32 Steering wheel 33 Steering wheel height adjuster 34 2nd line attachment proportional switch 35 Horn push button...

Page 79: ...13 Hydraulic oil temperature gauge 14 Hydraulic oil temperature caution lamp 15 Engine coolant temperature gauge 16 Coolant temperature alarm caution lamp 17 Air conditioner control panel 18 Street mo...

Page 80: ...evel caution lamp 40 Alarms caution lamp 41 Axle locking mode caution lamp 42 Travel direction caution lamp 43 Steering mode caution lamp 44 Wheel alignment caution lamp 45 Street mode caution lamp st...

Page 81: ...y 7 Street mode display 8 KomVision Display 9 Camera display REMARK For the user menu used for setting various items of the machine on the machine monitor see USER MENU DISPLAY SWITCH One of the featu...

Page 82: ...sent at startup If at startup the operating mode is B the opening screen AA is displayed for 2 seconds and then switches to the Breaker mode Confirmation Screen II If one wishes to start work in this...

Page 83: ...ngine shutdown sec ondary switch 1 see ENGINE SHUTDOWN SECONDARY SWITCH 3 108 BASIC OPERATION OF MACHINE MONITOR WHEN STOPPING ENGINE IN NOR MAL SITUATION RKA61010 When the starting switch is turned t...

Page 84: ...ID number press switch F5 and clear an input character at a time On the screen LL press F1 and the screen switches to the screen CC without entering the ID number REMARK Contact your Komatsu distribut...

Page 85: ...resulting from the wrong use of ID or unauthorized use of ID by a third person BASIC OPERATION OF MACHINE MONITOR WHEN STARTING ENGINE IN AB NORMAL SITUATION RKA61030 If there is any abnormality when...

Page 86: ...ATION OF MACHINE MONITOR WHEN TROUBLE OCCURS WHILE OPERATING MACHINE RKA61040 If any abnormality occurs during operation the standard screen EE changes to warning screen FF 1 or the error screen HH Af...

Page 87: ...the display no longer complies with the calibration specifications For details concerning this control see CAMERA VISIBILITY CONTROL METHOD If the image requires adjustment contact a Komatsu distribu...

Page 88: ...hine without blade and outriggers Area Reference line col our A Area referring to the footprint of the tyres Red B Area referring to the overall dimen sions of the tyres 2 m Yellow Machine with rear b...

Page 89: ...ol our A Area referring to the overall dimen sions of the rear outriggers Red B Area referring to the overall dimen sions of the rear outriggers 2 m Yellow Machine with front outriggers Area Reference...

Page 90: ...ce line col our A Area referring to the overall dimen sions of the rear outriggers and the front blade Red B Area referring to the overall dimen sions of the rear outriggers and the front blade 2 m Ye...

Page 91: ...splay AA KomVision display standard screen When two alarms are signalled they appear side by side When more than two alarms are signalled simultaneously they are displayed alternately at 2 second inte...

Page 92: ...the machine to a safe place and then ask your Komatsu distributor for inspection and maintenance L02 Intermittent buzzer Red Stop the work and run the engine at medium speed with no load or stop it If...

Page 93: ...1 Hydraulic system caution lamp Abnormal L03 L04 Abnormal L01 Engine system caution lamp Abnormal L03 L04 Abnormal L01 Auto idle stop sudden stop caution lamp Abnormal L03 Abnormal L01 Oil pressure ca...

Page 94: ...mance caution lamp Abnormal L03 Accumulated L01 DEF level caution lamp Abnormal L03 L04 DEF system caution lamp Abnormal L03 L04 Abnormal L01 DEF system high temperature stop caution lamp Engine stopp...

Page 95: ...ach caution lamp CURRENT ABNORMALITY DISPLAY SWITCH If there is any abnormality currently generated is displayed on top of switch F5 While is displayed press switch F5 to shift the monitor dis play sc...

Page 96: ...ts up in blue at an proper temperature REMARK It is possible to check the temperature of the coolant on the indicator next to the temperature indicator For de tail see ENGINE COOLANT TEMPERATURE GAUGE...

Page 97: ...L01 is displayed The caution lamp comes on in yellow In some cases some of the above functions may be restricted Nevertheless this will have no effect on the operation Always perform the inspection an...

Page 98: ...k level is low Inducement status is Mild Inducement Engine power is under deration With No Action level display DEF tank level is lower Inducement status is Escalated Warning Need to add DEF immediate...

Page 99: ...and the alarm buzzer operates continuously Stop the machine immediately and ask your Komatsu distribu tor for the inspection and maintenance When action level L01 is displayed The caution lamp comes...

Page 100: ...s up in red and indicates action level L03 The alarm buzzer sounds intermittently Stop the operation and move the machine to a safe place then ask your Komatsu distributor for inspection and maintenan...

Page 101: ...Komatsu distributor for inspection and maintenance as soon as possible MAINTENANCE TIME CAUTION LAMP Maintenance time caution lamp displays the notices and alarms concerning maintenance time This lamp...

Page 102: ...hat the machine is close to tipping due to the load an audible warning is also given When the indicator comes on together with a buzzer immedi ately lower the load Refer to the lifting capacity table...

Page 103: ...re are faults in the hydraulic quick coupling system When there is an abnormality The caution lamp lights up in red and the alarm buzzer sounds intermittently and indicates action level L03 Stop the m...

Page 104: ...e the adjacent safety around the machine Consult your Komatsu distributor for inspection and mainte nance CAMERA CONTROLLER CAUTION LAMP The caution lamp comes on in yellow with action level L01 when...

Page 105: ...se warning light flash ing 11 Preheating warning light 12 Auto deceleration warning light 13 Work mode warning light 14 Travel speed warning light 15 Blade outriggers warning light 16 Camera switch di...

Page 106: ...belt pilot lamp lights up when the seat belt is not fas tened It goes out when the seat belt is fastened PREHEATING PILOT LAMP The preheating pilot lamp is displayed while the engine is pre heated bef...

Page 107: ...LIGHT The travel alignment caution lamp shows the alignment status of the turret The caution lamp functions as indicated below Warning light on The upper turret and lower body are aligned Warning ligh...

Page 108: ...read the message see MESSAGE DISPLAY 3 94 Lights up in green A There is unread message Lights up in blue B There is any read message to which no reply is made OFF No messages ENGINE STOP PILOT LAMP T...

Page 109: ...pment is locked It lights up when the work equipment is switched from the un lock mode to the lock mode For detail see LOCK LEVER 3 111 LOCK LEVER AUTOMATIC LOCK CANCEL PILOT LAMP The lock lever autom...

Page 110: ...f the machine does not operate for more than 5 minutes and the engine is idling the warning is displayed to stop the engine When waiting to perform an operation or when the operation is interrupted fo...

Page 111: ...treat ment devices stop the regeneration first according to PROCE DURE FOR SETTING AFTERTREATMENT DEVICES RE GENERATION DISABLE 3 136 then stop the engine after running it at low idle for approximatel...

Page 112: ...raulic oil tem perature A Red range B Green range C White range The temperature is normal if the indicator is in the green zone B during the operations If the indicator enters the red area A the oil t...

Page 113: ...ce meter advances even if the machine is not moving The service meter advances 0 1 every 6 operation minutes regardless of the engine speed Service meter display Clock display 12 hour display Clock di...

Page 114: ...hine A Shows the average fuel consumption of a day from 0 00 a m of the day to 0 00 a m of the next day B Shows the split fuel consumption under measurement C Shows the split fuel consumption while me...

Page 115: ...te that the following cases are not abnormal When DEF is added while the starting switch is kept at ON position When the starting switch is turned to ON position immediately after adding DEF within ap...

Page 116: ...cted and the corrections to be made to place the machine under the required conditions for the steering mode set List of steering mode signal display lamps Symbol Lamp colour Signal type Part Name RKA...

Page 117: ...steering crab It cannot be used with a high speed HI Indicators with a yellow background indicating steering active and moving not possible Symbol Description RKA52030 Temporary 4 wheel steering corne...

Page 118: ...comes on with a fixed red light when the travel speed is higher than 10 km h To cancel this the speed must be reduced When the speed is correct the light goes off If the 4WS C crab steering is select...

Page 119: ...ates to reduce the travel speed INCORRECT STEERING SELECTION WARNING LIGHT FOR TRAVELLING ON ROADS The caution lamp illuminates red when the type of steering se lected is different from 2WS when trave...

Page 120: ...nditions List of lamps for travel Symbol Lamp colour Signal type Part Name RKA54440 White Denotation Forward gear engaged RKA54450 Green Denotation Machine in neutral RKA54460 Yellow Denotation Revers...

Page 121: ...g of each caution lamp and the action to take for it see the section of each caution lamp F N R PILOT LAMP The indicator signalling the direction of travel displays the direction setting The indicator...

Page 122: ...PILOT LAMP This indicates the activation status of the travelling on street mode Indicator on with blue light the street mode is activated and the controls of the levers are locked Indicator on with...

Page 123: ...nds intermittently Deactivate the travelling on street mode set 2WS steering and activate the travelling on street mode again INDICATOR FOR SIGNALLING THE REAR WHEELS ARE NOT ALIGNED This warning indi...

Page 124: ...ing on the content of each single screen The function of each function switch 1 on each screen can be confirmed by guidance icons 2 displayed above that switch While guidance icon 2 is not displayed f...

Page 125: ...ch function see the detailed explanation of each item The guide icons and their functions differ depending on the content of the screen displayed However the typi cal guide icons normally used and the...

Page 126: ...ns with emphasis on fuel consumption L mode For fine control operations B mode For breaker operations ATT P mode For operations emphasizing fuel consumption out of those of 2 way attachments like crus...

Page 127: ...en changes to the one for steps 3 and 4 REMARK To return to the standard screen without changing the working mode press function switch F5 3 After selecting the desired mode press function switch F6 a...

Page 128: ...deceleration function is ON if the work equipment lever and travel lever are returned to NEU TRAL position the engine speed will drop approximately after 4 seconds from the operating speed to idle sp...

Page 129: ...During loading and unloading operations from a trailer never use the speed increase switch and always use the speed CR Before switching the speed from LO to HI and vice versa the machine must be at a...

Page 130: ...EED REDUCTION SWITCH The travel speed reduction selector switch is used to change the speed in turn from HI to LO to CR Every time it is pressed the selected speed decreases until the lowest speed is...

Page 131: ...still and with the service brake pressed The passage from LO to CR can be carried out at any time If the service brake is not pressed correctly the warning indica tor shown in the figure is displayed...

Page 132: ...correctly The steering mode must be 2WS a The upper chassis must be aligned with the lower chassis b The rear wheels must be aligned c If these conditions are not met the corresponding correction in d...

Page 133: ...uzzer for certain warnings or indications This is not a system error AIR CONDITIONER SWITCH The air conditioner switch consists of 9 switches For explanation of each switch see EXPLANATION OF AIR COND...

Page 134: ...the attachment is operating When the lamp has a yellow background the attachment is activated with the F B R switch on the left joy stick For details see F N R SWITCH 3 104 On the outriggers blade mod...

Page 135: ...F4 CAMERA ONLY MODE SWITCH Pressing the F3 switch on the standard screen it is possible to switch the KomVision and camera monitor to camera only To select the camera to display right left rear see CA...

Page 136: ...en OO display screen Pressing the F3 key or the F5 key again the image returns to the PP screen from the OO full screen image When the reverse gear R is engaged The OO full screen display is shown and...

Page 137: ...ed is reduced the lamp in the upper part of the monitor is highlighted in yellow for 2 seconds and then returns to blue Press the auto deceleration switch to turn the auto decel eration function ON OF...

Page 138: ...e screen If the caution lamp is displayed press the switch F5 to re turn to the standard screen and check the content of the abnormality or warning display While the caution lamp is flashing if no lev...

Page 139: ...nd rear The green area of the camera lamp indicates the camera se lected For details see CAMERA SWITCH DISPLAY USER MENU DISPLAY SWITCH On the standard screen press switch F6 to display the user menu...

Page 140: ...wing items For operations in each menu see the detailed explanation pa ges of respective items a Energy Saving Guidance Check of Operation Records Check of ECO Guidance Records Check and reset of Aver...

Page 141: ...times f Monitor Setting Screen Adjustment Screen Adjustment Camera Clock Adjustment Language Setting Operator ID g Mail Check Check of mail contents and reply to mail On the user menu screen it is po...

Page 142: ...it moves to the last line F5 Returns the screen to the standard screen F6 Displays the setting screen for selected item If no switch is operated for 30 seconds on the user menu screen the screen autom...

Page 143: ...he next page When on the last page it displays the first page F4 Displays the previous page When on the first page it dis plays the last page F5 Returns the screen to Energy Saving Guidance menu scree...

Page 144: ...y average fuel consumption during Last 12 hours or the graph of daily fuel consumption Last 7 days Operation on Average Fuel Consumption Record screen Press switch F1 F2 or F5 on Average Fuel Consumpt...

Page 145: ...ion during Last 7 days Switching between them is available Deleting Average Fuel Consumption Record 1 When the switch F1 CLEAR is pressed the reconfirma tion screen shown in the figure is displayed 2...

Page 146: ...reen On Configurations screen it is possible to perform the follow ing operations with switches F3 to F6 F3 Moves to the next item 1 line below When on the last line it moves to the first line F4 Move...

Page 147: ...ng Guidance menu a screen to Operation Records 1 screen or ECO Guidance Records 2 screen then press the measurement stop switch F1 STOP On this screen it is possible to perform the following oper atio...

Page 148: ...urns the screen to Configurations screen SET TARGET FUEL CONSUMPTION VALUE DISPLAYED IN ECO GAUGE It is possible to change the target fuel consumption value the upper limit value of the green range of...

Page 149: ...r ations with switches F3 to F6 F3 Moves to the next item 1 line below When on the last line it moves to the first line on the next page F4 Moves to the previous item 1 line above When on the first li...

Page 150: ...item 1 line below When on the last line it moves to the first line on the next page F4 Moves to the previous item 1 line above When on the first line it moves to the last line on the previous page F5...

Page 151: ...m 1 line below When on the last line it moves to the first line F4 Moves to the previous item 1 line above When on the first line it moves to the last line F5 Cancels the selection and returns the scr...

Page 152: ...nge the name for Attachment Setting name as you like You can use alphabet letters A to Z Arabic numerals 0 to 9 symbols and and the space 1 Select an attachment to change its name on Attachment Settin...

Page 153: ...ment Z Max oil flow for adjustment It is not possible to change the oil flow for No Attachment setting AUTO IDLE STOP TIMER SETTING The auto idle stop function stops the engine automatically when the...

Page 154: ...d in the Service Menu 3 When the idling time reaches 30 seconds before the set time the monitor returns to the standard screen and changes to the countdown screen If you set the lock lever to FREE pos...

Page 155: ...E SCREEN SETTING Each item of this menu e is used for displaying and setting the notification relevant to maintenance The items on Maintenance display are as follows a b Air Cleaner Clean or Change Co...

Page 156: ...ing time to the maintenance If no switch is operated for 30 seconds on Maintenance menu screen the display automatically returns to the standard screen When the maintenance time caution lamp is lit o...

Page 157: ...Screen Adjustment Screen Adjustment Camera Clock Adjustment Language Operator ID SCREEN ADJUSTMENT Use Screen Adjustment menu to adjust brightness of the monitor screen 1 Select Screen Adjustment 1 on...

Page 158: ...velling on street mode 1 Select Screen Adjustment Camera 2 on Monitor Set ting menu screen then press switch F6 Adjusting the brightness of the camera s screen 1 Select Screen adjustments camera 3 the...

Page 159: ...eturns to Screen Adjustment Camera screen CLOCK ADJUSTMENT Clock Adjustment menu is used to change the setting of the clock displayed on the standard screen of the monitor 1 Select Clock Adjustment 3...

Page 160: ...ted CALENDAR SETTING Adjust the date of the monitor REMARK As long as GPS Synchronization menu is turned on Calendar menu is not selectable 1 Select Calendar b on Clock Adjustment screen then press sw...

Page 161: ...he switches as follows to change hour display D If it is not necessary to change the hour setting press switch F6 F3 The time goes back 1 hour F4 The time advances 1 hour F5 Cancels change and returns...

Page 162: ...t time 1 Select Daylight Saving Time e on Clock Adjustment screen then press switch F6 2 The Daylight Saving Time screen is displayed F3 Moves to the next item 1 line below Moves to the top line when...

Page 163: ...tem above F5 Cancels change and moves the screen to the Monitor Setting screen F6 Accepts the change and then returns to the Monitor Setting menu screen OPERATOR ID You can check and change the Operat...

Page 164: ...hanged A message is displayed below and the screen returns to the Monitor Setting menu screen On the Monitor Setting menu screen the inputted ID is displayed in the column of Operator ID When you pres...

Page 165: ...t changed WHEN OPERATOR IDENTIFICATION FUNCTION IS AVAILABLE WITHOUT SKIP When the operator identification function is available without SKIP the identified ID number is not displayed in the Operator...

Page 166: ...essage is distinguished as follows according to the lighting states of message display 1 Lights up in green A There is unread message Lights up in blue B There is any read message to which no reply is...

Page 167: ...rmation menu e The selected item number is written in place 5 of the message text Input the number by using the monitor panel switch Each switch corresponds to the value shown on the right side below...

Page 168: ...SWITCHES RKA63060 EXPLANATION OF COMPONENTS OPERATION 3 96 WENAM00130...

Page 169: ...ion switch 29 Free 30 2nd line attachment proportional switch 31 Horn push button 32 Rototilt extra if equipped 33 Quick coupler switch if equipped 34 Free 35 Axle lock quick lock 36 F B R switch 37 R...

Page 170: ...to reach the maximum travel speed set by the hand throttle and press the direction switch a The light c comes on and the drive pedal locks in place To deactivate the system just press the brake pedal...

Page 171: ...f the control panel and the dipped beam headlamps a The lights are off and the control panel lighting is off daytime mode b The position lights come on and the control panel lighting is on night mode...

Page 172: ...OFF position A Start the engine immediately by turning the key to START position C REMARK If the safety lever is not in position L the engine cannot be started Check that the lock lever is at LOCK pos...

Page 173: ...wo steering modes 2WS or 4WS R a Activating the 4WS full mode 4WS R b Activating the 2WS mode Each time the type of steering is selected the monitor displays the status or the help for resolving activ...

Page 174: ...Do not engage the parking brake when the machine is moving The parking brake is engaged when the lever for locking the controls in on LOCK locked The switch is used to engage and disengage the parking...

Page 175: ...VATION SWITCH The 1st line attachment proportional breaker activation switch is positioned on the right joystick and is used with the attachment or when operating mode B Breaker is selected to actuate...

Page 176: ...ctivated at the same time HORN PUSH BUTTON The horn push button is used to sound the horn CAMERA ACTIVATION SWITCH This switch is located on the right joystick and is used to pass rapidly from the cam...

Page 177: ...ned on the batteries may be exhausted Always turn the switch to OFF position after using room lamp Use room lamp switch to light up the room lamp a ON position Lights up b OFF position OFF The room la...

Page 178: ...tly If this switch is moved to emergency position by mistake while the machine is operating normally L03 is shown in the machine monitor If L03 is displayed during the work check that the switch is in...

Page 179: ...ivating the swing brake When abnormal switch is set back b Normal When normal switch is set forth When the upper structure does not swing but the machine monitor does not show L03 move this switch to...

Page 180: ...ne return the switch to normal position b and then ask your Komatsu distribu tor for repair REVOLVING LAMP SWITCH Revolving lamp switch is used to light up the yellow revolving lamp on top of the cab...

Page 181: ...is closed the engine shutdown secondary switch automatically returns to normal posi tion b When the starting switch is turned to ON position while the engine shutdown secondary switch is in the engin...

Page 182: ...be both engaged For an explanation of these switches operation see OPERA TION OF QUICK COUPLER 6 5 CONTROL LEVERS AND PEDALS RKA48530 1 Lock lever 2 L H work equipment control lever 3 R H work equipm...

Page 183: ...l injury or death The controls are locked also when the parking brake is engaged The lever is a device for locking the work equipment standard and optional for rotating translating and the engagement...

Page 184: ...t of NEUTRAL position the work equipment or machine may move suddenly and cause a serious personal injury or death When this function works the operations of the work equip ment swing travel and attac...

Page 185: ...mode STEERING WHEEL COLUMN POSITION ADJUSTER The position of the steering column can be adjusted forwards and backwards by pressing the pedal shifting the column to the desired position and releasing...

Page 186: ...driving on the road make sure that the lever on the side of the pedal is locked in the transfer position and that the mechanical work brake of the brake pedal is disengaged Non compliance with these...

Page 187: ...y to the engage ment position C C Work brake position Engage the work brake to block the ma chine when working with the digging attachment To release the work brake press the top of the mechanical lev...

Page 188: ...swing control pedal a Swing RIGHT b Swing LEFT N NEUTRAL Boom is held at current position WORK EQUIPMENT CONTROL LEVERS The L H work equipment control lever is used to operate the arm and upper struc...

Page 189: ...k lever to LOCK position If the lock lever is at FREE position and the control lever control pedal or control switch is touched by mistake it may cause serious personal injury or death When opening or...

Page 190: ...rrectly b lift it to the correct position a or contact the Komatsu distributor for repair a Correct position The wiper is on the cab b Wrong posture The wiper is on the screen 4 Hold the 2 handles A o...

Page 191: ...the front window to pull up the front window Do not pull down the front window with the handles A 6 Check that lever B is securely in LOCK position If the arrow on lock case F matches the position of...

Page 192: ...ition b Be careful 1 Stop the machine on solid ground fully lower the attach ment to the ground then stop the engine 2 Set the lock lever to LOCK position L 3 Check that the wiper blade is stowed in t...

Page 193: ...ndles A 6 When the bottom of the window reaches the top of lower side window push the top of the window to the front to push it against right and left lock catches G and engage the lock 7 Check that l...

Page 194: ...rried inside the cab To prevent this clean area A before removing 2 After removing the lower window place it behind the oper ator s cab then securely fasten it in place with the lock 2 The locking pro...

Page 195: ...the front pillar or center pillar If there is anyone inside the cab always call out a warning before opening or closing the door To open the door pull back the handle 1 and direct the door to the rea...

Page 196: ...t the key as far as it will go to the shoulder A If the key is turned before it reaches this point it may break MAGAZINE BOX On the back of the operator seat there is a compartment for the Use and mai...

Page 197: ...y break POWER SUPPLY OUTLET NOTICE When installing an electrical component which is not a product of Komatsu limit its capacity to maxi mum 240 W 24v equivalent to 10A When installing an electrical co...

Page 198: ...055 00061 Outlet 24V 12V When cigarette lighter A is removed the lighter socket can be used as a power source The capacity of the cigarette lighter is 85 W 24V x 3 5A There are two 12V outlets B locat...

Page 199: ...itch 2 30 Solenoid valves 3 5 PPC hydraulic circuit shut off solenoid valve 4 10 Window washer cigarette lighter 5 10 Horn 6 5 Spare 7 10 Rotating lamp 8 10 Radio speakers 9 20 Spare 10 20 Air conditi...

Page 200: ...Road circulation lights main fuse 12 15 Emergency lights intermittent 13 5 Spare 14 5 F N R Travel emergency travel 15 5 Brake lights 16 5 Left side lights 17 5 Right side lights boom alignment licen...

Page 201: ...the power fuse 2 may have blown If the engine does not start easily in cold weather even if the starting switch is set to HEAT preheat posi tion fusible link 3 may be broken REMARK A power fuse is a...

Page 202: ...ry disconnect switch is turned to the OFF position always remove the switch key If someone turns the key to ON position carelessly this is extremely dangerous NOTICE Keep battery disconnect switch in...

Page 203: ...tery is cut out I ON position the battery current flows to the circuit Move the switch to this position prior to starting the machine SYSTEM OPERATING LAMP System operating lamp 1 indicates that the c...

Page 204: ...ear the exhaust pipe outlet nor the aftertreatment devices Do not put any combustibles near the outlet of the exhaust pipe nor the aftertreatment devices Disable the regeneration system while the mach...

Page 205: ...f the aftertreatment devices the ex haust gas temperature rises automatically which is regenera tion During regeneration the aftertreatment devices regenera tion display 1 comes on in the indicator la...

Page 206: ...ion is performed When caution lamp 2 comes on in yellow after the end of ongoing work stops the machine in a safe area and acti vate manual stationary regeneration High level requirement for regenerat...

Page 207: ...are no persons or combustible materials around the exhaust pipe outlet and aftertreatment devices 3 Set the lock lever securely in LOCK position L 4 Set the fuel control dial to Low idle MIN position...

Page 208: ...ENERATION DISABLE If necessary it is possible to disable automatic regeneration Also it is possible to stop regeneration in progress Procedures to disable automatic regeneration 1 When the aftertreatm...

Page 209: ...reen to open the Aftertreatment Devices Regeneration screen 2 With regeneration disable highlighted push function switch F6 to disable regeneration It may be impossible to disable regeneration during...

Page 210: ...rt working only after a proper amount of DEF is thawed This may be noticed as a delay in the start of functioning of the pump and the injector The heating system is also activated automatically during...

Page 211: ...e following procedure Press F6 on the standard screen to display the SCR Informa tion screen of the user menu If either the lock lever is set to LOCK position or the travel lever and control levers ar...

Page 212: ...nformation screen Inducement status 4 2 Without treatment engine power will be derated Add DEF to the DEF tank immediately Mild Inducement The audible alert sounds in short and sharp beeps 1 gradation...

Page 213: ...he machine monitor For the engine power restoration procedure refer to the section of Temporary Restoration from Inducement in this man ual Once in Severe Inducement and it becomes necessary to restor...

Page 214: ...the user menu If either the parking brake lever and work equipment lock lever are set to LOCK position or the joystick steering directional and gear shift lever is in NEUTRAL position for over 3 sec...

Page 215: ...The audible alert sounds in short and sharp beeps DEF system caution lamp 1 lights up in red Action level L03 lights up in red at action level display 2 and stays on Press F6 to display the SCR Infor...

Page 216: ...d is fixed at low idle to disable practical ma chine operation Move the machine to a safe place and contact your Ko matsu Distributor TEMPORARY RESTORATION FROM INDUCEMENT Temporary Restoration from I...

Page 217: ...s popping up in the bottom half of the SCR Information The menu windows popping up in the bottom half of the SCR Information screen alternate every 15 seconds as shown in the graphics A and B 3 Press...

Page 218: ...remaining time Minutes and Seconds of Temporary Restoration from Inducement is displayed in the column 2 on the SCR Information screen If it is decided NOT to activate Temporary Restoration from Induc...

Page 219: ...n Severe Inducement 30 minutes Inducement will advance to Final Inducement and engine speed will be fixed to low idle to disable practical machine operation Note that although maximum duration of the...

Page 220: ...ng switch to OFF position and turn the battery dis connect switch key to OFF position Then remove the key If battery disconnect switch is turned to the OFF position it is possible to prevent the power...

Page 221: ...rules neither Komatsu nor your Komatsu distributor shall be held liable for any resulting impacts or damages NOTICE For more information on KOMTRAX and the Radio Equipment Directive 2014 53 EU please...

Page 222: ...e engine and radiator Also check for combustible material dry leaves twigs etc around the battery exhaust pipe aftertreatment device turbocharger or other high temperature engine parts If any dirt or...

Page 223: ...en from the operator s seat 12 Check and clean the cameras Check there are no marks on the camera lens If marks are present on the lens clean with a dry and soft cloth Verify that the cameras have no...

Page 224: ...ficult to see the inside clean transparent cap when replacing fuel prefilter cartridge 1 When the drain valve 3 has been removed during the cleaning operation coat O ring with grease and tighten until...

Page 225: ...burn in jury Wait for the temperature to go down and then start the work The oil may spray out when the oil filler cap is removed Turn it slowly to release the internal pres sure then remove it carefu...

Page 226: ...l temperature 10 to 30 C Normal operation Around H Level Oil temperature 50 to 80 C 5 Install the cover 2 and tighten the screws 1 METHOD FOR CHECKING COOLANT LEVEL ADDING COOLANT k k WARNING Do not o...

Page 227: ...IL PAN ADDING OIL k k WARNING Immediately after the engine is stopped its parts and oil are still very hot and may cause burn injury Consequently wait until they have cooled down before starting the w...

Page 228: ...istributor to locate the cause of it and to make the repair Keep the top surface of the battery clean and check the breather hole in the battery cap If it is clog ged with dirt or dust wash the batter...

Page 229: ...ity is 12 or less Since the fuel level is low add fuel 3 After checking return the starting switch to OFF position 4 Open fuel filler cap G of the fuel tank 5 Add fuel Fuel tank capacity 161 6 Check t...

Page 230: ...In case of malfunction of the refilling automatic stop system consult the Komatsu local Distributor and do not use the system until the problem is solved When the machine is operate on sites without...

Page 231: ...corrosion to the contaminated area and emit toxic gas NOTICE Do not add DEF more than line F of sight gauge 3 DEF may leak through the breather When the ambient temperature is low and DEF may freeze...

Page 232: ...filler cap 2 The caps of DEF tanks are blue as required by emission regulations 5 By sight gauge 3 add DEF through the filler port until float 4 reaches line F 5 Line 6 in the sight gauge indicates ap...

Page 233: ...l gauge 1 on the ma chine monitor may not follow promptly WORK LIGHTS HIGH BEAM DIPPED BEAM AND SIDE LIGHTS CONTROL METHOD Check that the work lights high beam dipped beam and side lights and the ligh...

Page 234: ...D FOR ADJUSTING METHOD FOR ADJUSTING OPERATOR S SEAT k k WARNING When adjusting the position of the operator s seat always set the lock lever to LOCK position to pre vent any accidental contact with t...

Page 235: ...he seat pulling lever 3 upwards To lower the backrest sit on the seat pulling lever 3 up wards Tilt adjustment 13 degrees up 13 degrees down Seat height adjustment The seat can be moved up or down by...

Page 236: ...djustment of seat unit D Lift the lever 6 adjust the seat to the desired position then re lease the lever 6 The operator s seat right and left control levers and lock lever all slide move together For...

Page 237: ...personal injury or death Mirrors A and A1 Front left side Mirror B Front right side PROCEDURE FOR ADJUSTING THE LEFT FRONT MIRRORS A AND A1 Adjust the mirror holder so that people at the rear left si...

Page 238: ...operator seat METHOD FOR ADJUSTING STEERING WHEEL k k WARNING The steering wheel is power assisted if the engine stops steering requires considerable effort and becomes imprecise with serious consequ...

Page 239: ...y to oneself or to other people Visibility control of the rear camera Check that individuals within 1 m from the rear of the machine W are displayed on the monitor Visibility control of the side camer...

Page 240: ...It is the start of the 5 year period It is not the start of the 3 year period of actual usage This seat belt has a winding device so it is not necessary to adjust the length Fasten seat belt 1 Hold gr...

Page 241: ...s of the joysticks to avoid that the neutral detection system recognises the position resulting from the movement as the neutral position 1 Check that battery disconnect switch S is in ON position I 2...

Page 242: ...t screen is displayed on the monitor input the ID num ber and press input confirmation switch F6 3 For details of the caution lamps see WHEN OPERA TOR IDENTIFICATION FUNCTION IS AVAILABLE WITH SKIP 3...

Page 243: ...f an alarm lamp 12 stays lit red immediately check the alarm of the corresponding caution lamp For details see CAUTION LAMP LIST FOR ABNOR MALITIES AND FAULTS 3 20 4 If the maintenance time has passed...

Page 244: ...closed during operation unless you are checking the machine NOTICE Do not start the engine with the fuel control dial near the maximum speed position Otherwise engine parts may be damaged Do not keep...

Page 245: ...ition If this occurs the display on the machine moni tor may temporarily turn off but this does not indicate any type of malfunction NOTICE After the engine starts wait for the engine oil pressure cau...

Page 246: ...tion Keep the engine hood and covers closed during operation unless you are checking the machine NOTICE Do not start the engine with the fuel control dial near the maximum speed position Otherwise eng...

Page 247: ...itch key 2 in HEAT preheating position D Preheating pilot lamp 4 lights up and approximately 30 seconds later it flashes for 10 seconds to notify completion of preheating 5 After preheating pilot lamp...

Page 248: ...hydraulic oil is at low temperature Always perform the warm up operation for the hydraulic equipment until the hydraulic oil temperature caution lamp displays the proper temperature If the warm up op...

Page 249: ...l then run in the machine while paying atten tion to the following points Run the engine at idle for 15 seconds immediately after starting it up Do not operate the control levers or fuel control dial...

Page 250: ...when temperature is proper Caution lamp background C is blue Display B when temperature is low Caution lamp background C is white If the engine coolant temperature caution lamp displays the correct te...

Page 251: ...protect function takes priority over the engine automatic warm up When the turbo protect function activates run the engine at low idle even the engine coolant temperature is 30 C or less Then the engi...

Page 252: ...be deactivated in order to dis play the hydraulic oil temperature gauge To deactivate it engage the travel on street mode or place the con trols lock lever in position L LOCK For details see STREET MO...

Page 253: ...towards the bucket extraction position D Operate the joystick to the end of its stroke and hold it in position for 30 seconds 3 Move the LH joystick 5 slowly towards the arm retraction position B Oper...

Page 254: ...rrect temperature then check that all the caution lamps pilot lamps and gauges on the machine monitor are in the following conditions Charge level caution lamp 7 OFF Engine oil pressure caution lamp 8...

Page 255: ...repeat step 2 until the monitor displays the proper temperature 14 Before starting the work check that fuel control dial 3 is at a 2 3 position between Low idle MIN position and High idle MAX position...

Page 256: ...joystick back or forward to operate the boom Bucket operation Move the right joystick to the left or right to operate the bucket 2 piece boom control Press the control pedal to operate the 2 piece boo...

Page 257: ...l temperature caution lamp displays the proper temperature the hydraulic equipment warm up operation is completed After checking that the hydraulic oil temperature caution lamp displays the proper tem...

Page 258: ...ons RKA61740 L mode For operations requiring fine control RKA61750 Mode B Advantages during operations with the breaker RKA61760 ATT P mode For operations with bidirectional attachments such as the cr...

Page 259: ...an emergency If the engine is overheated do not try to stop it abruptly but run it at medium speed to allow it to cool down gradu ally and then stop it Stop the engine according to the following proc...

Page 260: ...el pedal is actuated the engine speed increases sharply and particular attention is required Make sure that the travel alarm functions correctly If the travelling on street mode is selected the travel...

Page 261: ...ON SWITCH 3 58 Slow speed Used when the machine has to be manoeuvred with precision the speed is limited to 4 km h Low speed Used when working on uneven ground on steep slopes the speed is limited to...

Page 262: ...ing operations before the energy stored in the accumulators runs out In the event of a service brake failure the machine can be stopped using the parking brake switch 4 1 Release the travel pedal 1 2...

Page 263: ...bscure or turn off the working lights Check that the turret is facing towards the front swing axle NOTICE The travel direction must be selected with the engine at a low speed and the machine idle Trav...

Page 264: ...pedal stop 2 9 Check that the outriggers or blade are raised and that the attachment is raised from the ground by at least 40 50 cm 10 Check that the work brake is disengaged For details see BRAKE PE...

Page 265: ...iency of the machine is achieved by fully pressing the travel pedal and by adjusting the engine speed with the hand throttle Activation Autocruise k k WARNING The operator must be seated in the drivin...

Page 266: ...he alignment of the turret and align it if necessary For details of the caution lamps see TURRET ALIGN MENT WARNING LIGHT 3 50 10 Check the alignment of the rear wheels and align them if necessary For...

Page 267: ...ING STEERING WHEEL 3 166 METHOD FOR SWINGING MACHINE k k WARNING Before swinging machine make sure that there is no one within its operating range and that there are no obstacles in the surrounding ar...

Page 268: ...perate the arm Swing operation Move the left joystick right and left The upper structure swings Boom operation Move the right joystick back forward You can operate the boom Bucket operation Move the r...

Page 269: ...f the joysticks are positioned to the NEUTRAL position when the machine is stopped even if the hand throttle is set to MAX the auto deceleration will reduce the engine speed to the low speed REMARK Th...

Page 270: ...gging or loading operations production conscious operation E mode Normal digging or loading operations Fuel consumption conscious operation L mode Alignment or lifting operations fine control operatio...

Page 271: ...lected mode is accepted and the screen returns to the standard screen PROHIBITED OPERATIONS k k WARNING Do not operate the work equipment control lever when the machine is traveling If any lever is op...

Page 272: ...the machine for digging nor use the dropping force of the bucket as a mattock breaker or pile driver In this way the machine life will be significantly re duced PROHIBITION OF OPERATIONS USING BUCKET...

Page 273: ...vibration occurs in the machine and can crack the work equipment or frame If the bucket blade slides and collides with a rock an excessive impact load occurs in the work equipment and frame and can s...

Page 274: ...OPERATION PRECAUTIONS FOR TRAVELING Traveling over boulders tree stumps or other obstacles will cause a big shock to the chassis and in particular to the under carriage and this will cause damage to t...

Page 275: ...n the work equipment to the travel or transporta tion posture be careful not to let the bucket hit the blade PRECAUTIONS FOR HITTING BLADE AGAINST OBJECTS DURING OPERATING BLADE Be careful not to hit...

Page 276: ...n to break Be extremely careful when driving the ma chine out of water After the job be sure to supply grease to the parts which have been under water for a long time until the used grease is pro ject...

Page 277: ...perform these operations It may be a longer way but it will ensure safety Carry out the operations or move with the machine so that it can always be stopped in safety at any time if the machine slips...

Page 278: ...mality in urea SCR system may be detected If DEF level caution lamp or DEF system caution lamp lights up in red move the machine to a level place immediately and add DEF METHOD FOR ESCAPING FROM MUD A...

Page 279: ...le between bucket cylinder and link and boom 2 cylinder and boom 2 is 90 deg the maximum excavation force is ob tained from the pushing force of each cylinder During excavations use this angle to opti...

Page 280: ...form ditching work in a narrow space by combining swing and boom swing operations LOADING WORK In places where the swing angle is small work efficiency can be enhanced by locating the dump truck in a...

Page 281: ...oscillate and pose a risk to objects and persons as well as to the machine itself Place the machine on a firm and level place Ensure that the work area is free from obstacles and that there are no per...

Page 282: ...pins be extremely careful not to get your fingers caught Never insert your fingers into the pin holes when aligning the holes Stop the machine on a firm and flat surface and do the work When performin...

Page 283: ...l with a new one if it is damaged If a damaged seal is used without being replaced sand and dirt may enter the pin portion and cause abnormal wear of the pin Invert k k WARNING When reversing a bucket...

Page 284: ...o hole 1 and hole 2 respectively REMARK Fit O ring 3 to mounting portion 1 of arm 5 and bucket 4 Fit O ring 3 to arm 5 as shown in the figure since it is damaged easily when bucket 4 is installed Afte...

Page 285: ...LOCK position before leaving the operator s seat Lower the blade and or outriggers to the ground on the slope side Check that the turret is pointing towards the front swing axle and align the turret...

Page 286: ...Turn the ignition key to the OFF position A Remove the ignition key close the doors and windows and leaving the key at a preset location METHOD FOR CHECKING AFTER FINISHING WORK Perform it after stop...

Page 287: ...ver 7 Central cover 8 Front cover REMARK Use the starting switch key to lock and unlock all these places LOCKING AND UNLOCKING METHOD OF COVERS WITH LOCKS UNLOCKING METHOD OF COVERS WITH LOCKS 1 Inser...

Page 288: ...ITH LOCKS 1 Lift the latch and close the cover 2 Insert the key in the appropriate lock turn it clockwise and remove it METHOD FOR OPENING AND CLOSING CAB DOOR Open Door is locked 1 Insert the key int...

Page 289: ...n the door Position A OPENING OPEN Position B LOCK Lockup 1 Close the door and insert the key into the slot 2 Turn the starting switch key to CLOSE position B then remove the key RKA64930 OPERATION MA...

Page 290: ...de the cab is low the air condi tioner may not work In this case recirculate the air to heat the inside of the cab After that turn the air conditioner switch ON the air conditioner will work If any ab...

Page 291: ...d for stopping the fan and air conditioner REMARK Even if this OFF switch is pressed the monitor screen does not switch to the air conditioner adjustment screen FAN SWITCH You can adjust the air flow...

Page 292: ...e can be set in stages of 0 5 C Monitor display and function Monitor display C Set temperature 18 0 Max cooling 18 5 to 31 5 Adjusts temperature inside cab to set temperature 32 0 Max heating REMARK I...

Page 293: ...2 places Air blows out from the vents marked with Monitor display Air vent mode Vent Remarks A B C D Front and rear vents Front rear and foot vents Foot vent Foot vent Defroster vent Not selected in...

Page 294: ...elector switch to switch the air source between recirculation of the air inside the cab and in take of fresh air from the outside During automatic operation the selection of inside air RE CIRC and out...

Page 295: ...p ped SUNLIGHT SENSOR Sunlight sensor automatically adjusts the flow of air from the vents to match the strength of the sun s rays In addition it au tomatically detects changes in the temperature insi...

Page 296: ...ally selected according to the set temperature and the air conditioner is operated auto matically to provide the set temperature REMARK When d or e is displayed in vent c if the engine coolant tempera...

Page 297: ...this time check that set temperature a and air flow rate b are displayed on A C Setting screen of the moni tor 2 Press air conditioner switch 8 to turn it ON 3 Press temperature control switch 3 to se...

Page 298: ...monitor changes according to the selection 5 Press FRESH RECIRC selector switch 6 and select recir culation of the air inside the cab RECIRC or intake of fresh air from outside FRESH METHOD FOR STOPPI...

Page 299: ...this time check that set temperature a and air flow rate b are displayed on A C Setting screen of the moni tor 2 Press vent selector switch 4 and set the vent display as shown in the figure 3 Press a...

Page 300: ...ck that set temperature a and air flow rate b are displayed on A C Setting screen of the moni tor 2 Press vent selector switch 4 and set the vent display to f or g shown in the figure 3 Press FRESH RE...

Page 301: ...hat the air blows onto the window glass Vents C and D are fixed and cannot be adjusted 6 When operating in the rainy season or when it is desired to remove the mist from the window glass or to dehumid...

Page 302: ...e replacement of the battery the clock may be initialized If this happens re adjust the setting For handling of the battery disconnect switch see BATTERY DISCONNECT SWITCH 3 130 RADIO SWITCHES RADIO M...

Page 303: ...TRANSPORTATION METHOD When transporting the machine choose the transportation method in reference to the weight and dimensions shown in SPECIFICATIONS Note that the weight and dimension given in SPEC...

Page 304: ...y lever except for the travel lever It is dangerous to use the work equipment for loading and unloading operations Always use ramps The center of gravity of the machine shifts suddenly at the joint be...

Page 305: ...g the machine onto a trailer 1 Engage the brake of the trailer then place the blocks 1 under the tyres to prevent the trailer moving 2 Set the right and left ramps 2 parallel to each other and equally...

Page 306: ...nd move slowly 10 When the machine is in position stop put it in neutral N and rotate the turret 180 degrees 11 Lower the blade and or the outriggers 12 Extend the bucket and arm cylinders fully then...

Page 307: ...cated in front and be hind the wheels and immobilize the machine with ties or chains using the anchoring points provided X 43 Y 39 PROCEDURES FOR UNLOADING MACHINE Perform unloading of the machine on...

Page 308: ...hine put blocks under the ramps to prevent them from bending 3 Remove the machine fastening chains and metal cables 4 Start the engine and in the event of low temperature per form the warm up operatio...

Page 309: ...slowly from the rear end of the trailer 13 Operate the boom and arm slowly to lower the machine carefully until it is completely off the ramps METHOD FOR LIFTING MACHINE k k WARNING The person using...

Page 310: ...retract the cylinders of the stabilizers and or blade and position the boom as shown in the figure 2 Set the chassis and turret in parallel 3 Set the lock lever to LOCK position L 4 Stop the engine 5...

Page 311: ...coolant change interval and the density of Non Amine Engine Coolant AF NAC see METH OD FOR CLEANING INSIDE OF COOLING SYSTEM BATTERY k k WARNING The battery generates flammable gas Do not expose the...

Page 312: ...his is not possible position it on wooden planks to avoid the wheel icing on the ground thus making starting up difficult next morning Open the drain valve and drain any water collected in the fuel sy...

Page 313: ...ne Coolant AF NAC to give a density of at least 30 for the engine coolant MAINTENANCE DURING LONG TERM STORAGE k k WARNING If it is necessary to perform the rust prevention operation while the machine...

Page 314: ...y terminal dis connected the clock information and radio tuning information may be lost In this case set the information again Check tire pressure When starting the engine warm it up sufficiently acco...

Page 315: ...ollowing phenomena are not failures When the arm is operated IN from a high position for dig ging under no load the arm speed drops momentarily at the vertical position When performing bucket CURL ope...

Page 316: ...wly and be careful not to ap ply any sudden load to the wire rope When towing the machine travel at a speed below 1 km h for a few meters to the appropriate location for repair to be carried out Only...

Page 317: ...ethod of the machine with blade Connect the chain to the blade 4 as shown in the figure PRECAUTIONS FOR SEVERE JOB CONDITION When performing digging operations in water if the work equipment mounting...

Page 318: ...then consult a doctor for medical treat ment When handling batteries always wear protective eye glasses and rubber gloves When removing the battery first disconnect the cable from the ground normally...

Page 319: ...brackets 11 9 Remove the 3 stud bolts 12 10 Extract the battery 13 11 Move the battery 14 parallel to the radiator and extract it BATTERIES INSTALLATION METHOD NOTICE After securing the batteries che...

Page 320: ...on of a fire install rubber cover 4 carefully so that it will not roll up If the rubber cover 4 rolls up and blocks the radi ator it may overheat 10 Insert the rubber protection 4 below the radiator 1...

Page 321: ...ive terminal of the bat tery Make sure the terminals are connected accurate ly Adjust the charging current to 1 10 or less than the rat ed battery power When performing a rapid charge set it to a valu...

Page 322: ...rminals should be suitable for the battery size The battery of the operative machine must be the same capacity as that of the failed machine en gine to be started Check the cables and clips for damage...

Page 323: ...onnect the jumper cables proceeding in reverse to their connection 1 Remove the clamp of the jumper cable B from the swing chassis E of the failed machine 2 Remove the clamp of jumper cable B from the...

Page 324: ...sufficient battery charge Charge battery Preheating pilot lamp does not light up Defective wiring Check repair Defective heater relay Replace Defective monitor Replace Oil pressure caution lamp does n...

Page 325: ...sion and replace Dirty oil coolant Clean See EVERY 500 HOURS MAINTENANCE Lack of hydraulic oil Add oil to the specified level See CHECKS BEFORE STARTING Boom rises slowly or does not rise Lack of hydr...

Page 326: ...NANCE EVERY 500 HOURS Defective thermostat Replace thermostat Loose radiator filler cap in high alti tude operation Tighten the cap or replace packing Defective monitor Replace monitor Starting motor...

Page 327: ...rily by turning the pump secondary drive switch to upper emergency position For details of the switch see PUMP SECONDARY DRIVE SWITCH 3 105 After that immediately ask your Komatsu distributor for in s...

Page 328: ...WENAM00130...

Page 329: ...MAINTENANCE Please read and make sure that you understand the SAFETY section before reading this section 4 1 WENAM00130...

Page 330: ...the strainer while adding DEF WELDING INSTRUCTIONS When conducting weld repair turn the starting switch to OFF position and after confirming that the system operating lamp is turned off set the batte...

Page 331: ...his be careful not to forget to assemble O rings and gaskets When installing the hoses do not twist them or bend them sharply If they are installed so their service life will be extremely shortened an...

Page 332: ...it to prevent any impurities water metal particles dirt etc from getting in The majority of failures with the machine are caused by the entry of such impurities Take particular care not to let any imp...

Page 333: ...ration of the coolant see METHOD FOR CLEANING INSIDE OF COOLING SYSTEM Even in areas where it is not considered necessary to prevent freezing always use Non Amine Engine Coolant AF NAC with a density...

Page 334: ...tures given in this Operation and Maintenance Manual Grease fittings not included in the periodic maintenance section are the grease fittings for overhaul so they do not need grease If any part become...

Page 335: ...or take other measures to protect them To prevent any change in quality during long term storage be sure to use in the order of first in first out use the oldest oil or fuel first STORE DEF Completely...

Page 336: ...malfunction of the machine Do not wash the inside of the operator s compartment with water When washing the machine be careful not to let water get into the electrical components When removing the con...

Page 337: ...hread diameter of bolt a mm Width across flats b mm Tightening torque Target value Allowable range Nm kgm Nm kgm 6 8 10 12 14 10 13 17 19 22 13 2 31 66 113 172 1 35 3 2 6 7 11 5 17 5 11 8 14 7 27 34 5...

Page 338: ...Nm kgm 9 16 18UNF 19 44 4 5 35 to 54 3 5 to 5 5 11 16 16UN 22 74 7 5 54 to 93 5 5 to 9 5 13 16 16UN 27 103 10 5 84 to 132 8 5 to 13 5 1 14UNS 32 157 16 0 128 to 186 13 0 to 19 0 1 3 16 12UN 36 216 22...

Page 339: ...UT TIGHTENING 4 32 METHOD FOR CHECKING AND ADJUSTING TOE IN 4 33 METHOD FOR BLEEDING AIR FROM THE BRAKE SYSTEM 4 33 MANUAL RELEASE METHOD OF THE PARKING BRAKE 4 34 CHECKS BEFORE STARTING 4 34 EVERY 10...

Page 340: ...CHECKING AND ADJUSTING ENGINE VALVE CLEARANCE 4 72 METHOD FOR REPLACING KCCV FILTER ELEMENT 4 72 METHOD FOR REPLACING DEF FILTER 4 75 EVERY 4000 HOURS MAINTENANCE 4 77 REPLACE DEFINED LIFE PARTS 4 78...

Page 341: ...ing to the table If the machine contains HEES biodegradable hydraulic oil re place it after the first 500 hours of operation and subsequently following the table X Breaker use percentage Y Replacement...

Page 342: ...or details about the replacement method see the section MAINTENANCE EVERY 1000 HOURS WHEN REQUIRED METHOD FOR CHECKING CLEANING AND REPLACING AIR CLEANER k k WARNING If inspection cleaning or maintena...

Page 343: ...knock the body of the air filter to clean it Do not use compressed air to clean the air filter body as it may damage the secondary element 1 Open the cover 1 2 Remove the cover 2 3 Extract the primary...

Page 344: ...body and proceed as follows 1 If the air filter body is in the condition shown in the fig ure the cleaning performed is sufficient 2 If dust A is present on the air filter body as illustrated in the...

Page 345: ...ments must be replaced NOTICE If the air filter clogging light lights immediately after cleaning replace both elements 10 Make sure the secondary element is not dirty Proceed as follows for the cleani...

Page 346: ...nd cover are installed while the secondary element is not installed properly the primary element may be damaged The sealing portion of the improper part lacks precision and allows the entry of dust wh...

Page 347: ...or 4000 hours whichever comes sooner The coolant has the important function of preventing corrosion as well as preventing freezing Even in the areas where freezing is not an issue the use of coolant i...

Page 348: ...with distilled water so it is not flammable For dilution water see HANDLE OIL FUEL COOLANT AND PERFORMING OIL CLINIC Check the density with a coolant tester Prepare a container whose capacity is large...

Page 349: ...3 between Low idle MIN position and High idle MAX position 14 Operate the work equipment control levers according to the following procedure NOTICE When the work equipment is operated take care that...

Page 350: ...the liquid 17 Having discharged the liquid close the tap 6 18 Fill with coolant through the coolant filler port of the radia tor until full For details of the coolant density see coolant density tabl...

Page 351: ...bucket on a block make sure the working tools are in a stable position Place the bucket in such a way that its bot tom surface is horizontal 2 Check that the work equipment is in a stable condition t...

Page 352: ...hift O ring 1 and measure the amount of play a REMARK Measurement is easier if you move the bucket to one side so that all the play can be measured at 1 place the right side in the figure Use a feeler...

Page 353: ...ING AND MAINTENANCE AIR CONDITIONER Check and maintenance items Some maintenance items of the air conditioner need to be inspected periodically and the others are performed irregularly Inspect and ser...

Page 354: ...high idle and operating the air conditioner at high speed Check the condition of the refrigerant gas HFC 134a that cir culates the refrigerant circuit through sight glass inspection window at the refr...

Page 355: ...FOR LUBRICATING SLIDE DOOR RAIL AND ROLLER NOTICE Do not use high viscosity lubricating oil Recommendation by manufacturer PANDO 18C manufactured by THREEBOND Prepare lubricant 1 Spray rail 1 and rol...

Page 356: ...topper 1 may be worn partially but it does not affect the function as long as there is no backlash or clearance If there is any clearance consult your Komatsu distributor METHOD FOR WASHING WASHABLE F...

Page 357: ...replace the cap 2 and mats Machine with blade NOTICE During the operation be careful not to get water on the monitor connector air conditioner and its filter inside the operator s cab 1 Stop the machi...

Page 358: ...Do not disassemble Do not bring it near open flame or dispose of it in fire Do not perform drilling welding or flame cutting Do not hit or roll it or subject it to any impact When disposing of it the...

Page 359: ...y and may be broken in a short period 1 Start the engine and run at medium speed 2 Operate the work equipment slowly for approximately 5 minutes and bleed air METHOD FOR BLEEDING AIR FROM CYLINDER Per...

Page 360: ...her attachment is installed perform the air bleeding procedure until the air is completely bled from the attachment circuit 1 Run the engine at low idle 2 Operate the attachment control switch repeate...

Page 361: ...isable to check also the conditions of the articulated heads 3 if a con siderable slack is observed change them immediately METHOD FOR BLEEDING AIR FROM THE BRAKE SYSTEM k k WARNING During this mainte...

Page 362: ...acting on the negative brake mounted on the rear axle in ac cordance with the following procedure 1 Loosen the nuts 1 of the screw 2 2 per side by approx 8 mm 2 Fully tighten the screws 2 3 Tighten t...

Page 363: ...on a new machine After the machine is subjected to digging work in the water be sure to grease the wet pins Prepare a grease pump 1 Set the machine to the greasing posture shown on the fig ure lower t...

Page 364: ...add oil through the hole for the dipstick 7 If the oil level is higher than H decrease it to a proper level according to the following procedure 1 Place the oil container to catch the oil under the pl...

Page 365: ...ints are positioned on the axle support flanges 1 Clean the grease nipples carefully 2 By using a grease pump pump in grease through the grease fitting shown by arrow 3 Remove the polluted grease spil...

Page 366: ...sion The battery generates flammable gas and there is a danger of explosion Do not expose the battery to naked flames Electrolyte is hazardous In case of contact with the eyes or the skin wash with pl...

Page 367: ...it is possible to check electrolyte level from side of battery If it is possible to check the electrolyte level from the side of the battery check as follows k k WARNING If the battery is wiped with...

Page 368: ...tom of sleeve so surface ten sion causes electrolyte surface to bulge and poles appear bent B Low level Electrolyte level is not up to bottom of sleeve so poles appear straight and not bent 4 After ad...

Page 369: ...ints 7 Blade arm pivot pin 2 points 8 Blade cylinder head pin 2 points 9 Ties blade connection pin 2 points 10 Arm blade connection pin 2 points 3 After greasing wipe off any old grease that is pushed...

Page 370: ...ch METHOD FOR CHECKING THE REAR AXLE OIL LEVEL k k WARNING Immediately after the engine is stopped its parts and oil are still very hot and may cause burn injury Consequently wait until they have cool...

Page 371: ...s the hole 1 2 If necessary restore the level through the hole 1 Use a 17 mm wrench EVERY 500 HOURS MAINTENANCE Maintenance for every 100 and 250 hours should be performed at the same time METHOD FOR...

Page 372: ...ng to the following procedure 1 Set the boom to the swing neutral position and supply grease to the pin 2 Swing the boom to the left stroke end and supply grease to the pin 3 Swing the boom to the rig...

Page 373: ...ead pin and 2 piece boom joint 3 points 16 2 piece boom cylinder head pin 1 point 17 2 piece boom cylinder base pin 1 point 3 After greasing wipe off any old grease that has spilled METHOD FOR CHANGIN...

Page 374: ...ead REMARK Check that there is no old packing stuck to the filter holder If there is any old packing stuck to it it will cause leakage of oil 8 When installing the new engine oil filter cartridge appl...

Page 375: ...to let the internal pressure go down before replacing the filter Do not bring any open flame close NOTICE Komatsu genuine fuel filter cartridges use a special filter that has highly efficient filteri...

Page 376: ...s leads to leakage of fuel If it is too loose fuel will also leak from gaps of the O ring Be sure to observe the tightening angle When applying the grease be careful not to allow the grease to adhere...

Page 377: ...p 9 and bleed the air 14 After bleeding air push in the knob of feed pump 9 and tighten it 15 After replacing the filter cartridge 5 start and run the engine at low idle for 10 minutes 16 Check for le...

Page 378: ...ry Always wear personal protective items such as protective eyeglasses and dust mask NOTICE When using compressed air for cleaning blow it from some distance as perpendicular to the core as possible t...

Page 379: ...tive eyeglasses and dust mask Always check that the slide door is locked at the open or closed position before cleaning FRESH or RECIRC filter Do not block the sliding door this could suddenly move wi...

Page 380: ...ely 6 Return filter 2 REMARK The FRESH air filter must be installed facing it in the cor rect direction When installing insert the long L end of filter 2 into the filter case first The cover 1 can not...

Page 381: ...it slowly to release the internal pres sure then remove it carefully NOTICE The tank must be drained before starting the engine with temperatures exceeding 0 C when the tem perature is below 0 C the...

Page 382: ...internal pressure 7 Remove the cap of oil filler port F 8 Place a container of sufficient capacity under the valve P to collect the oil contained in the tank 9 Remove the cap connect the supplied hose...

Page 383: ...onality of the steering system the speed change and outriggers blade 1 Position the machine on a firm and level surface and lower the equipment to the ground 2 Turn the starting switch to OFF position...

Page 384: ...ng the operation In addition loosen the bolts slowly when performing the operation Do not disassemble Do not bring it near open flame or dispose of it in fire Do not perform drilling welding or flame...

Page 385: ...erforming normal operations with the bucket Consequently carry out maintenance in accordance with MAINTE NANCE INTERVAL FOR HYDRAULIC BREAKER 1 Retract the cylinders of the bucket and the arm complete...

Page 386: ...ort F securely 16 Bleed the air by starting the engine and let it idle for 10 minutes 17 Stop the engine REMARK Leave the machine as it is for at least 5 minutes and then start the operation This will...

Page 387: ...ticles 1 Loosen the cap 1 slowly to release any residual pressure 2 Remove the drain plug 1 and let the oil flow out completely While the oil flows out remove the filler cap 2 Use a 17 mm wrench 3 Put...

Page 388: ...ge of the hole 4 Fit the plug 1 Final reduction gears 1 Position the reduction gear so that the plug 3 is in the low position on the vertical axis 2 Remove the plug 3 and discharge the used oil Use a...

Page 389: ...uspended solid particles Differential 1 Slowly loosen the plug 3 to discharge the pressure 2 Remove the discharge plug 2 and completely drain the used oil While the oil flows out remove the filler plu...

Page 390: ...WARNING Immediately after the engine is stopped its parts and oil are still very hot and may cause burn injury Consequently wait until they have cooled down before starting the work 1 Swing the turret...

Page 391: ...before replacing the filter Do not bring any open flame close NOTICE Komatsu genuine fuel filter cartridges use a special filter that has highly efficient filtering ability When replacing the parts K...

Page 392: ...ightening by using a filter wrench be extremely careful not to dent or damage the filter 7 Turn the valve 2 to OPEN position O 8 After completing the replacement of filter cartridge 3 bleed air accord...

Page 393: ...ent Flushing or regenerating of it will degrade the performance of filter and will cause the breakage of the DEF tank Never reuse the DEF element Always stop the engine and clean around DEF tank befor...

Page 394: ...ler cap is removed Turn it slowly to release the internal pres sure then remove it carefully Do not mix the synthetic biodegradable oil type HEES with ordinary hydraulic oils since when the temperatur...

Page 395: ...internal pressure 7 Remove the cap of oil filler port F 8 Place a container of sufficient capacity under the valve P to collect the oil contained in the tank 9 Remove the cap connect the supplied hose...

Page 396: ...leeding the air check the level again in the tank For the method to check the oil level see METHOD FOR CHECKING OIL LEVEL IN HYDRAULIC TANK ADDING OIL METHOD FOR CHECKING AND RELEASING NITROGEN GAS CH...

Page 397: ...c circuit can be released Positioning of accumulators on the machine Accumulators operation control method k k CAUTION When performing the inspection check that there is no person or obstacle in the a...

Page 398: ...d If the work equipment goes down under its own weight and contacts the ground the accumulators are normal If the work equipment does not go down or stops in midway the charged pressure of the gas in...

Page 399: ...he engine stops the pressure of the accumulators decreases gradually You can check only just after the en gine stops 1 Turn the starting switch to OFF position A to stop the engine 2 Turn the starting...

Page 400: ...y hot Do not replace the filter element immediately Wait for all of parts to cool down before starting the work NOTICE If the engine is operated without the filter element the turbocharger and afterco...

Page 401: ...hown in the figure 1 By using tools loosen bolt 3 and nut 4 of elbow 2 above KCCV 1 2 Move loosened bolt 3 and nut 4 along the groove of el bow 2 to position A shown in the figure RKA63250 MAINTENANCE...

Page 402: ...r may stick to the inside of KCCV because of con densation of water vapor in the blowby gas However if the coolant level is normal it is not a problem 5 Apply engine oil to O rings 11 2 pieces fitted...

Page 403: ...the machine is operated without the DEF filter attached or with the filter other than Komatsu gen uine parts foreign materials may enter the DEF pump and DEF injector which will cause failure of the...

Page 404: ...replacing the filter clean around the DEF pump first after the DEF system devices stop Prepare the DEF filter removal tool The DEF filter is located at the positions shown in the figure 1 Remove the f...

Page 405: ...d 7 Slide the filter 6 down and remove spacer 5 from filter removal tool 3 8 Pull the filter 6 up while pushing in the tip of filter removal tool 3 and remove it 9 Return the removed spacer 5 to filte...

Page 406: ...line hose External work equipment hoses Boom foot connection hose Boom cylinder hose Arm connection hose Arm cylinder hose 1st and 2nd boom section connection hose 2 piece boom hose Bucket cylinder h...

Page 407: ...Do not disassemble Do not bring it near open flame or dispose of them in fire Do not perform drilling welding or flame cutting Do not hit or roll them or subject them to any impact When disposing of i...

Page 408: ...ING OF RUBBER The fuel spray prevention caps 10 places on the fuel injection piping and both ends of the high pressure piping act to prevent the fuel from coming into contact with high temperature par...

Page 409: ...pe HEES with ordinary hydraulic oils since when the temperature increases insoluble compounds are generated which deposit on the filters and clog them The maximum concentration of ordinary oil must no...

Page 410: ...collect the oil contained in the tank 9 Remove the cap connect the supplied hose 3 and dis charge the oil 10 After draining the oil remove the hose and fit the cap the drain valve P 11 Loosen the bol...

Page 411: ...ank For the method to check the oil level see METHOD FOR CHECKING OIL LEVEL IN HYDRAULIC TANK ADDING OIL EVERY 8000 HOURS MAINTENANCE Maintenance for every 100 250 500 1000 2000 and 4000 hours service...

Page 412: ...WENAM00130...

Page 413: ...SPECIFICATIONS 5 1 WENAM00130...

Page 414: ...Total length with rear blade 6125 B Overall height mm 3996 C Total width with blade mm 2500 D Wheel base mm 2400 E Boom distance mm 2680 F Rear outriggers distance mm 992 Rear blade distance 1046 G T...

Page 415: ...x digging depth mm 4180 4330 C Max digging height mm 8585 8725 D Maximum vertical wall digging depth mm 3355 3500 E Max dumping height mm 6515 6649 F Work equipment min swing radius mm 3675 3785 G Max...

Page 416: ...050 Turret swing speed rpm 8 0 Travel speed Forward slow CR km h 4 25 Forward low LO km h 13 44 Forward fast HI km h 32 5 Reverse slow CR km h 4 25 Reverse low LO km h 13 44 Reverse fast HI km h 32 5...

Page 417: ...HART Legend A Reach from swing centre B Bucket hook height 1 Position of the lifting point 2 Arm length 3 Boom length 4 Hydraulic pressure 5 Axle locking activated OF Lifting capacity rating overfront...

Page 418: ...Loads do not exceed 87 of hydraulic capacity or 75 of tipping capacity load limited by hydraulic capacity rather than tipping Without blade and outriggers Unit of measurement kg RKA65490 LIFTING CAPAC...

Page 419: ...With front or rear blade Unit of measurement kg RKA65500 With front outriggers Unit of measurement kg RKA65510 SPECIFICATIONS LIFTING CAPACITIES 5 7 WENAM00130...

Page 420: ...nt and rear outriggers Unit of measurement kg RKA65520 With front outriggers and rear blade or rear outriggers and front blade Unit of measurement kg RKA65530 LIFTING CAPACITIES SPECIFICATIONS 5 8 WEN...

Page 421: ...ATTACHMENTS AND OP TIONS Please read and make sure that you understand the SAFETY section before reading this section 6 1 WENAM00130...

Page 422: ...r and follow his her instructions Use a crane when handling heavy objects 25 kg or more The crane must be operated by a qualified operator Never go under a load raised by the crane Do not perform oper...

Page 423: ...When calculating the allowable mass of attachments and the mass of the bucket refer to paragraph SPECIFI CATIONS LIFTING CAPACITY For an attachment not intended to bear a load for example a breaker th...

Page 424: ...If in doubt consult the manufacturer of the coupler Read the instruction manual of the quick coupler carefully and follow the recommendations If in doubt about the installation or operation consult yo...

Page 425: ...attachment lock The switch has a safety lock mechanism to prevent accidental operation Slide the lock towards you then rock the switch The lamp on the switch lights NOTICE Operation will only take pla...

Page 426: ...stem are in good condition Pay particular attention to the hoses and fittings at the arm end as these can be damaged easily In case of damage or leakage of oil stop work Loss of oil could lead to the...

Page 427: ...ure in the hydraulic system The quick coupler moves to RELEASE position 4 Position the quick coupler in the mating portion of the bucket or attachment moving the bucket cylinder arm and boom as necess...

Page 428: ...g on the posture of the work equipment there is a danger that the wire or load may slip off the hook Al ways be careful to maintain the correct hook angle to pre vent the slipping off Never drive the...

Page 429: ...activation proportional switch 3 2nd attachment proportional switch SELECTOR VALVE The selector valve switches the flow of the hydraulic oil Position a When using the breaker Position b When general a...

Page 430: ...witch to the left or right NO SIGNAL The oil flow cannot be increased or decreased in operating mode B ATTACHMENT 2 PROPORTIONAL SWITCH The 2nd line attachment proportional switch is on the left PPC v...

Page 431: ...the attachment circuit operate the attachment operation switch repeatedly approximate ly 10 times while running the engine at low idle 3 After completing the air bleeding operation stop the engine an...

Page 432: ...in each direction within 15 seconds after the engine is stopped to release the internal pressure in the hydraulic circuit 5 Set the lock lever securely in LOCK position L 6 Turn the ignition key to th...

Page 433: ...lugs are correctly installed store the attach ment 12 Pull out the mounting pins 2 places remove the attach ment then install the bucket For details concerning the assembly of the bucket see OPERATION...

Page 434: ...tch to ON position B 5 Set the lock lever to the FREE position F 6 Operate each control lever work equipment travel and attachment control switch fully in each direction within 15 seconds after the en...

Page 435: ...ic oil temperature is low 14 Remove the plugs 2 places at the outlet and inlet Be careful not to get any dirt or mud on the hose fitting If O ring is damaged replace it with a new one 15 Connect the h...

Page 436: ...AKER NOTICE When performing breaker operations use the breaker mode B If the breaker mode is not used the breaker may be damaged Move the switch to the right or left The breaker operates METHOD FOR OP...

Page 437: ...ent at intervals shorter than the standard The deterioration of the hydraulic oil when using the breaker is much faster than in the normal operations so check the maintenance time by referring to MAIN...

Page 438: ...nt are installed the machine may overheat If the equipment is not to be used for a long time do as follows Set the selector valve to the position for general attachment such as crusher SPECIFICATIONS...

Page 439: ...or damage resulting from the use of unauthor ized attachments or parts will not be the responsibility of Komatsu INSTALL ATTACHMENT k k WARNING Depending on the type or the combination of the work equ...

Page 440: ...chments or the models consult your Komatsu distributor HYDRAULIC BREAKER Applicable work Major works suitable to the hydraulic breaker are as follows Crushing rock Road construction This attachment ca...

Page 441: ...e chisel gradually deviates from the direction of the breaker body Adjust the direction with the bucket cylinder so that it keeps the proper direction Always keep the chisel pressed against the impact...

Page 442: ...work by using the swing force Do not move the chisel while performing breaking operation Do not perform breaker operation in horizontal or upward direc tion Do not work under water RECOMMENDED ATTACH...

Page 443: ...y cylinder at the stroke end Posture of hydraulic breaker to be greased NOTICE If the breaker is greased in an improper posture it is filled with more grease than necessary As a result dirt will enter...

Page 444: ...it in the right posture shown below Lower the chisel perpendicularly to the ground Insert the grease gun perpendicularly to the greasing point Wrong posture RECOMMENDED ATTACHMENT OPERATIONS ATTACHME...

Page 445: ...REPLACEMENT PARTS 7 1 WENAM00130...

Page 446: ...portant to ensure that these parts maintain their full performance at all times Furthermore should anything abnormal be found on any of these parts replace it with a new one even if the periodic repla...

Page 447: ...onnection hose Boom cylinder hose Arm connection hose Arm cylinder hose 1 st and 2nd boom connection hose 2 piece boom boom hose Bucket cylinder hose Travel line hose Attachment additional line hose B...

Page 448: ...ed at the same time Item Part No Part Name Q ty Replacement in terval Engine oil filter 600 211 2111 Element 1 Every 500 oper ating hours Fuel prefilter 600 319 4110 Element 1 Hydraulic oil tank cap 2...

Page 449: ...ristics the engine mounted on this ma chine uses an electronically controlled high pressure fuel injection device and emission gas control system Since the high pressure fuel injection device requires...

Page 450: ...the symbol Symbol Meaning of the symbol Read Operation and Maintenance Manual Check engine oil level Change engine oil Check hydraulic oil level Change hydraulic oil Check power train oil level RECOMM...

Page 451: ...oil for KDPF Oil Change interval 500 hours 20 C 40 C EO10W30 LA KES Diesel Engine Oil 15 C 50 C EO15W40 LA KES Diesel Engine Oil Slewing gear Power train oil 30 C 50 C TO30 KES Note 2 Gearbox Power tr...

Page 452: ...necessary to improve the lubricating performance of the grease in order to prevent squeaking of pins and bushings the use of G2 TE is recommended Note 4 Non Amine Engine Coolant AF NAC 1 The coolant h...

Page 453: ...6 11 Attachment Set 3 79 Attachment 2 proportional switch 3 103 6 10 Attachment if equipped Bleed air 4 32 Attachments and options 6 19 Auto idle stop timer Set 3 81 Auto switch 3 222 Auto deceleratio...

Page 454: ...ring inspection and mainte nance 2 41 Displaynon display of ECO gauge Switch 3 75 Displaynon display of ECO guidance Switch 3 77 Displaynon display of guidance when key is OFF Switch 3 77 Ditching wor...

Page 455: ...sediment 3 151 Function keys and guide icons 3 52 Function switches 3 61 Fuse 3 126 Fusible link 3 129 G Gas spring Check 4 30 Gear engagement caution lamp 3 31 General attachment such as crusher Oper...

Page 456: ...177 Machine Start after long term storage 3 241 Machine Startup forward and reverse travel Stop 3 188 Machine Stop 3 190 Machine Swing 3 195 Machine Unload 3 235 Machine Warm up operation 3 185 Machi...

Page 457: ...s for hitting blade against objects during operating blade 3 203 Precautions for installing removing or storing attach ments 2 43 Precautions for jobsite 2 27 Precautions for lifting operations 2 38 2...

Page 458: ...avel Method 3 191 Room lamp switch 3 105 S Safety information 1 3 Safety labels 1 4 2 2 Safety rules for transporting machine 3 231 Safety related equipment 2 19 SCR information 3 83 Screen adjustment...

Page 459: ...drails and steps when getting on or off ma chine 2 22 Use of fuel coolant and lubricants according to ambi ent temperature 7 7 Use proper tools 2 44 Use warning tags 2 29 User menu 3 68 User menu disp...

Page 460: ...PW118MR 11 WHEELED EXCAVATOR Form No WENAM00130 2017 KOMATSU ITALIA MANUFACTURING S p A All Rights Reserved Printed in Europe 11 2017 WENAM00130...

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