Kobelco SK135SR-7 Operating Manual Download

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9-12

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SPECIAL PROCEDURES

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9.4.2

RELEASING SWING BRAKE BY DISASSEMBLY

When the hydraulic hand pump cannot be prepared, release the swing brake in the following procedure.

Tools

• Allen wrench: 1 pc. (14 mm)

• Lifting eye: 2 pcs. (M12: 1.75 x 22 mm)

• Lifting device {100 kg (220.5 lbs) or more}

• Torque wrench: 400 N·m (295 lbf·ft)

• Plastic mallet or soft mallet

• Waste cloth or paper towel

• Plug and cap

• Tools to remove/install hoses, tubes, and connectors.

See "LOWERING ATTACHMENT TO GROUND" in Chapter 9 to lower the attachment to the ground.

Remove all the hoses and connectors connected to
the swing motor.

Attach the plugs or caps to the hoses, tubes, and
connectors.

Attach the lifting eyes to lifting positions (A) of valve
casing (1).

Summary of Contents for SK135SR-7

Page 1: ...FETY PRECAUTIONS AND INSTRUCTIONS FOUND IN THIS MANUAL BEFORE OPERATING THE MACHINE 2020 05 Destination ANZ YY09045001 YY09045001 LK09006001 SK135SR 7 SK140SRLC 7 SK140SRL 7 Copyright 2020 Kobelco Con...

Page 3: ...AL AND EMERGENCY CONDITION 1 15 1 2 4 POTENTIAL HAZARDS WHEN OPERATING 1 16 1 2 5 FIRE PREVENTION 1 19 1 2 6 GETTING ON AND OFF THE MACHINE 1 20 1 2 7 PRE START UP INSPECTION ON THE MACHINE 1 21 1 3 S...

Page 4: ...SWITCHES AND METERS 2 44 2 4 1 STARTER SWITCH 2 44 2 4 2 ENGINE THROTTLE 2 44 2 4 3 WORKING LIGHT BOOM AND DECK 2 45 2 4 4 WORKING LIGHT SWITCH CAB LIGHT 2 45 2 4 5 MANUAL REGENERATION SWITCH 2 45 2...

Page 5: ...2 97 2 11 2 HOW TO UNFASTEN SEAT BELT 2 97 2 12 HANDLING OF OPERATOR S SEAT AIR SUSPENSION SEAT 2 98 2 12 1 DAMPER ADJUSTMENT 2 98 2 12 2 WEIGHT ADJUSTMENT 2 99 2 12 3 HEIGHT ADJUSTMENT 2 99 2 12 4 RE...

Page 6: ...ANER INLET 3 18 3 3 STARTING ENGINE 3 19 3 3 1 START UP UNDER NORMAL TEMPERATURE CONDITIONS 3 19 3 3 2 START UP IN COLD CONDITIONS 3 21 3 3 3 USING JUMPER CABLES 3 22 3 4 STOPPING MACHINE ENGINE 3 24...

Page 7: ...4 4 4 2 3 SUPPORT STAY 4 5 4 3 EXHAUST GAS CLEANING DEVICE DOC 4 6 4 3 1 ABOUT EXHAUST GAS CLEANING DEVICE 4 6 4 3 2 ABOUT AUTOMATIC REGENERATION 4 6 4 3 3 ABOUT MANUAL REGENERATION 4 7 4 3 4 INSPECT...

Page 8: ...EL OF SWING REDUCTION UNIT 4 49 4 15 2 CHECKING OIL LEVEL OF TRAVEL REDUCTION UNIT 4 50 4 16 250 HOUR 3 MONTH INSPECTION MAINTENANCE PROCEDURES 4 51 4 16 1 ADJUSTING FAN BELT AND AIR CONDITIONING COMP...

Page 9: ...ED REGULATIONS 5 3 5 2 LOADING UNLOADING THE MACHINE 5 5 5 2 1 LOADING 5 6 5 2 2 FIXING THE MACHINE 5 8 5 2 3 UNLOADING 5 9 5 3 MACHINE LIFTING 5 10 5 3 1 LIFTING PROCEDURES 5 11 5 4 INSTALLING AND RE...

Page 10: ...23 8 6 1 PERIODIC INSPECTION AND MAINTENANCE CHART OF NIBBLER CRUSHER AND BREAKER 8 23 8 7 PRECAUTIONS FROM BREAKER MANUFACTURERS 8 24 8 8 MULTI CONTROL VALVE 8 25 8 9 QUICK HITCH 8 27 8 9 1 QUICK HI...

Page 11: ...NG BRAKES 9 9 9 4 1 SWING BRAKE RELEASE PROCEDURE WITH HYDRAULIC HAND PUMP 9 9 9 4 2 RELEASING SWING BRAKE BY DISASSEMBLY 9 12 Copyright 2020 Kobelco Construction Machinery Co Ltd All rights reserved...

Page 15: ...otential hazard that may arise during operation inspection and maintenance activities Therefore the warnings in this manual and on the product may not communicate all of the possible safety precaution...

Page 16: ...NUALS ON THE MACHINE Always store all manuals for this machine and any attachments including this manual and the related manuals in the pocket located at the rear side of the operator s seat Check the...

Page 17: ...follows and inform other operators The three signal words are DANGER WARNING and CAUTION Each alerts the viewer to the existence and relative seriousness of a hazard They are reserved for personal in...

Page 18: ...al only safety label is used to alert the operator and surrounding personnel of potentially hazardous situations For pictorial only safety label the hazard pictorial is in the upper or left box and th...

Page 19: ...travel position The normal travel position is when the idler wheels are positioned at the front under the cab and the drive sprockets are positioned at the rear BREAK IN OPERATION Prior to shipment th...

Page 20: ...ruct that only skilled trained operators may operate the machine The operator shall Receive training in the proper operation of this machine Understand the capabilities and limitations of this machine...

Page 21: ...be restored to their original specifications Before making any changes to the cab replacing the whole structure or replacing the ROPS or top guard contact your KOBELCO authorized dealer To prevent ser...

Page 22: ...ed dealer The machine serial number and the engine serial number are stamped in the locations shown below For future reference confirm and record these numbers in the spaces below MACHINE TYPE MACHINE...

Page 23: ...OBELCO will repair or replace any parts or components for free of charge to the extent specified in the standard warranty KOBELCO shall not be liable for any improper operation maintenance modificatio...

Page 24: ...ent serious injury death or property damage all of the safety related equipment must be properly installed and secured before starting this machine In addition some illustrations may show features or...

Page 27: ...gasoline or other harsh chemicals to clean the safety labels Solvents gasoline or harsh chemicals could loosen the adhesive that secures the safety labels and allow the label to fall off the machine A...

Page 28: ...1 4 1 SAFETY INSTRUCTIONS 1 1 3 LOCATION OF SAFETY LABELS DECALS bb A A aa 28 1 31 38 2 26 36 25 I Copyright 2020 Kobelco Construction Machinery Co Ltd All rights reserved S2YY00041ZE03 0701CsCshWbYs...

Page 29: ...1 1 5 1 SAFETY INSTRUCTIONS cc dd 30 B B B 13 17 22 41 21 II II 64 VIEW I VIEW II Copyright 2020 Kobelco Construction Machinery Co Ltd All rights reserved S2YY00041ZE03 0701CsCshWbYs...

Page 30: ...AILbb SHOWS BACKSIDE OF P ANEL DETAILdd SHOWS BACKSIDE OF P ANEL DETAILcc SHOWS INSIDE P ANEL SECTIO N BB SECTIO N AA DETAILaa SHOWS INSIDE P ANEL Copyright 2020 Kobelco Construction Machinery Co Ltd...

Page 31: ...t accordingly Avoid spillage of any oil or grease Clean all slippery substances such as grease oil hydraulic oil mud ice and others attached to the steps handrails crawlers ladders and platforms Do no...

Page 32: ...ation 13 Part Number YN20T02739P1 Make sure the area is clear of obstacles and persons before beginning the operation of the machine Always look around before you start the swing operation Make sure e...

Page 33: ...20T01577P1 PRECAUTIONS OF HANDLING QUICK HITCH Location 22 Part Number YY20T01578P1 SWING WARNING Location 25 Part Number YY20T01617P1 Do not enter in the swing area Stay away from the machine during...

Page 34: ...HANDLING DEF AdBlue NOTICE Location 30 Part Number YN20T02754P1 WORKING ABOVE GROUND WARNING Location 31 Part Number YN20T02759P1 There is a danger of falling when working on areas above ground Do no...

Page 35: ...CAUTIONS Location 41 Part Number YY20T01724P1 WARNING CAUTION WARNING WARNING WARNING WARNING DANGER WARNING WARNING NOTICE GREASE GUN STORAGE PLACE CAUTION Location 45 Part Number YT20T01287P1 Copyri...

Page 36: ...N Location 63 Part Number YY20T01733P1 WORKING ABOVE GROUND WARNING Location 64 Part Number YY20T01630P1 Do not put your foot on the hand hold Copyright 2020 Kobelco Construction Machinery Co Ltd All...

Page 37: ...ENSURE WORKSITE SAFETY Understand your task and the potential hazards Before operation conduct a risk assessment with the site manager and confirm that all necessary safety precautions have been taken...

Page 38: ...tive equipment is damaged or past its expiration date do not use the equipment and contact your supervisor to obtain a replacement before operating machine Other personnel working in the vicinity of t...

Page 39: ...epair EMERGENCY ESCAPE FROM THE CAB If the normal operator s exit is blocked in an emergency stop the engine use the life hammer to break a window and exit the cab See EMERGENCY ESCAPE FROM OPERATOR S...

Page 40: ...the machine Never remove protective related parts and equipment from the machine LIMITED PROTECTION FROM OBJECTS FALLING ON THE CAB When operating near areas where landslides may occur or where rocks...

Page 41: ...ust be taken to insure safety Consider all lines to be power lines and treat all power lines as energized even though it is known or believed that the power is shut off and the line is visibly grounde...

Page 42: ...nd road shoulders may be too soft to operate the machine Visually inspect for soft ground before travelling or working in these areas Be aware that rain blasting activities earthquakes or other events...

Page 43: ...able oils to wash parts Do not use flammable oils such as diesel fuel or gasoline to wash parts FIRE CAUSED BY THE ELECTRIC SYSTEM Short circuits in the electrical system may cause fire Check all wiri...

Page 44: ...and tighten any loose bolts or nuts Always use the steps and handrails to get on and off the machine Always face the machine and maintain three points of contact with the steps and handrails Do not u...

Page 45: ...ire may result in serious injury or death Never use pressurized water or steam to clean inside the operator cab or any electrical components such as sensors and connectors KEEP INSIDE OF OPERATOR CAB...

Page 46: ...nly from the appointed signal person but shall obey a stop signal from anyone at any time When operating in dark locations turn on the work light Additional lighting may be needed to illuminate the wo...

Page 47: ...o not allow any other personnel to be present in the cab or on the machine CHECK WORKING SITE AND SET UP BARRICADES To prevent serious injury death and property damage before you start the engine and...

Page 48: ...eated in the operator s seat with your seatbelt fastened A Locked Position B Unlocked Position Only start the engine from the operator s seat Never attempt to start the engine by connecting the starte...

Page 49: ...hine control pattern If any issue is found do not operate machine until the issue had been corrected If needed contact your KOBELCO authorized dealer CHECK WARNING DEVICES Make sure that the horn the...

Page 50: ...and pedestrians of potential hazards and falling objects If needed use a signal person to direct traffic The operator should always be alert and follow the signals from the signal person The operator...

Page 51: ...ly will cause the machine to accelerate quickly and result in a sudden start or sudden acceleration Do not move the travel levers from forward to reverse or vice versa rapidly Do not perform an abrupt...

Page 52: ...over slide or skid when travelling across slopes Be sure to travel off the slope travel along flat area then travel onto the slope at the desired location Never travel across the slopes TRAVELING ON...

Page 53: ...lt in serious injury death or property damage DOZER COLLISION Be careful not to strike the dozer against large rocks etc It may cause a premature damage of the dozer or the cylinder OFFSET LOAD OF DOZ...

Page 54: ...ment equipment resulting in damage to the machine and the attachment equipment and may reduce the life of the swing system NEVER USE THE TRAVEL POWER TO PERFORM WORK Do not use the travel power to per...

Page 55: ...EFORE YOU DIG Confirm the local government or the public service company for locations of underground utilities of gas water phone electrical power and so forth before working in the area seemingly wi...

Page 56: ...cab DEEP EXCAVATION OPERATION To prevent damage to the machine during deep excavation or diagonal digging Do not allow the arm or the hydraulic piping to contact the side of the trench or hole Do not...

Page 57: ...pment attachment and cylinder BUCKET ARM IN OPERATION WITH DOZER POSITIONED AT FRONT Be careful not to hit the dozer with the bucket when operating arm in or bucket in with the travel transport positi...

Page 58: ...the load by using the teeth of the bucket the breaker the crusher or others It can cause the lifting tools to come off and result in falling off of the load leading to serious accidents or death DO N...

Page 59: ...STRUCTIONS PRECAUTIONS FOR LEAVING THE OPERATOR S SEAT OFF ON START Do not leave the machine with the engine running Copyright 2020 Kobelco Construction Machinery Co Ltd All rights reserved S2YY00041Z...

Page 60: ...und 3 Set the auto acceleration switch to the OFF position B A 1 4 Pull the control lock lever 1 to the LOCKED up position A If not locked accidental or unintended contact with the control levers peda...

Page 61: ...ull the control lock lever 1 to the LOCKED up position A If not locked accidental or unintended contact with the control levers pedals and other control devices may result in unexpected and unintended...

Page 62: ...damaging any electrical components 5 Remove the key from the key switch and lock all doors and access panels 6 Refill the fuel tank to the full mark to reduce air volume and condensation moisture Thi...

Page 63: ...registered inspection agency If needed contact your KOBELCO authorized dealer for that inspection Every month inspect the machine for the following See chapter 4 INSPECTION AND MAINTENANCE for additi...

Page 64: ...n when giving the signals ORGANIZE AND CLEAN UP WORKING SITE Inspecting and maintaining the machine at a messy working site may cause personal injury Clear obstacles grease oil paint debris etc from t...

Page 65: ...sure fluids and high temperature HOT FLUIDS Do not inspect the engine until it cools down To prevent burn injuries Do not remove the radiator cap immediately after stopping operation Hot radiator flui...

Page 66: ...or blindness HIGH PRESSURE FUEL IN THE FUEL LINES During engine running high pressure is generated inside the fuel lines of the engine After engine stop wait 1 minute before starting inspection and ma...

Page 67: ...an enclosed area without adequate ventilation Engine exhaust contains carbon monoxide Inspecting and maintaining the machine indoors or in a place with poor ventilation could cause serious injury or d...

Page 68: ...el is not secure it could move and you may be injured PREVENT FALLS Clean all slippery substances such as grease oil hydraulic oil mud ice and others attached to the steps handrails crawlers ladders a...

Page 69: ...hield all components hoses tubes and wires in the area Ensure that the components are properly grounded in order to avoid unwanted arcs Attach the welder ground cable directly to the area within 1 m 3...

Page 70: ...id injury Wear protective gears such as safety glasses gloves hardhat protective shoes etc Confirm the work area is clear of personnel before using hammer Use a piece of wood or similar material to ab...

Page 71: ...suitable fire extinguisher readily available DO NOT HEAT PIPING WITH FLAMMABLE OIL Do not weld or perform gas cutting on pipes and tubes filled with flammable oil Remove flammable oil from pipes and...

Page 72: ...check that it is functioning properly Close the doors guards engine hood etc PROPER WASTE DISPOSAL Drain used fluids from the machine into leak proof containers Never pour used oil or other fluids ont...

Page 73: ...tely with a large amount of fresh water then seek medical attention Wash hands after touching batteries and connectors BATTERY EXPLOSION PREVENTION Always keep cigarettes flames and other ignition sou...

Page 74: ...or gas spring To prevent serious injury or death Never attempt to disassemble accumulator or gas spring Never drill or weld or perform gas cutting on accumulator or gas spring Keep fire and other igni...

Page 77: ...the right side Inside the left side door Indicate the left side 2 8 10 5 40 9 3 4 1 32 33 28 29 26 27 23 25 24 18 31 30 13 22 15 17 16 14 21 20 7 6 11 34 35 36 37 38 19 12 39 Copyright 2020 Kobelco C...

Page 78: ...oil tank 20 Right side door 34 Arm 7 Fuel tank 21 Engine hood 35 Bucket cylinder 8 DEF AdBlue pump 22 Counterweight 36 Idler link 9 DEF AdBlue tank 23 Swing bearing 37 Bucket link 10 Swing motor 24 Cr...

Page 79: ...STATION NOMENCLATURE I II II VIEW I DETAILA VIEW II 6 24 15 4 5 7 1 20 20 8 9 3 2 16 17 12 11 22 21 23 27 26 25 19 28 18 20 20 20 20 13 14 A 10 Copyright 2020 Kobelco Construction Machinery Co Ltd Al...

Page 80: ...20 Cap Optionally installed switch 7 Right travel pedal 21 Emergency accel 8 Operator s seat 22 Swing parking brake release switch 9 Life hammer 23 KPSS release switch 10 Hour meter 24 USB port extern...

Page 81: ...aptured by the rearview camera and the side cameras are displayed C Meter 1 Hydraulic oil temperature meter 2 Fuel level meter 3 Engine coolant temperature meter 4 Soot deposition meter 5 DEF AdBlue l...

Page 82: ...to the UNLOCKED position The switches for setting of changing the screen become invisible E F E F 2 3 3 NOTIFICATION ICON Display Summary Seat belt display Displayed 30 seconds after the starter swit...

Page 83: ...sappear and the bars are decreased to the normal temperature range c Symbol Color of bars Temperature a Red High temperature Warning sounds b Orange High temperature c White Normal d Blue Low temperat...

Page 84: ...Warning sounds The engine speed becomes limited b Orange High temperature c White Normal d Blue Low temperature 2 3 7 DEF ADBLUE LEVEL GAUGE E F The gauge indicates the DEF AdBlue level in the DEF Ad...

Page 85: ...3 Washer switch Sprays the washer fluid to the front window 4 Travel speed select switch Switches the travel speed 5 Buzzer stop switch Stops buzzer sounding 6 Return switch Returns the monitor scree...

Page 86: ...jog dial right e Turn the jog dial clockwise f Turn the jog dial counterclockwise d e c f a Tilt the jog dial forward b Tilt the jog dial rearward a b e Turn the jog dial clockwise f Turn the jog dia...

Page 87: ...jog dial To switch the screen to the selected setting screen To determine the adjusted value and others A B C D E F H G 5 g 1 Tilt and turn the jog dial to move the cursor to setting menu 5 on the mo...

Page 88: ...d by rearview camera B Image captured by right side camera A Image captured by rearview camera B Image captured by right side camera Synthetic image made from images captured by right side camera and...

Page 89: ...OF CAM ERA LA YOUT1 LA YOUT2 LA YOUT3 LA YOUT4 LA YOUT4 g g a f 1 Switch the monitor to the SETTING MENU screen 2 Tilt and turn the jog dial to move the cursor to PICTURE OF CAMERA on the SETTING MENU...

Page 90: ...1 4 MONTH AND DATE OK CLOCKSETTING TIME YEA R 2 0 1 9 0 1 0 1 0 1 1 4 MONTH AND DATE OK a f a f g g g g 1 Switch the monitor to the SETTING MENU screen 2 Tilt and turn the jog dial to move the cursor...

Page 91: ...ue and others SCREEN BRIG HTNESS CANCEL OK BRIGHTNESS NIGHT BRIGHTNESS DAY SCREEN BRIG HTNESS CANCEL OK BRIGHTNESS NIGHT BRIGHTNESS DAY SCREEN BRIG HTNESS CANCEL OK BRIGHTNESS NIGHT BRIGHTNESS DAY SCR...

Page 92: ...slider left or right to desired screen brightness 7 Push down g the jog dial to set the desired screen brightness 8 Tilt and turn the jog dial to move the cursor to OK 9 Push down g the jog dial to re...

Page 93: ...f d Jog dial operation Tilting a b c d and rotating e f the jog dial To move the cursor on the monitor and adjust the values and others Pushing down g the jog dial To switch the screen to the selecte...

Page 94: ...dial to reset REMAINING TIME to the equal value of INTERVAL and enable the selected item to be adjustable 6 Tilt and turn the jog dial to a desired value The value cannot exceed INTERVAL 7 Push down...

Page 95: ...BLE TIME MONITOR SCREEN DISPLAY L h L 0 RESET CONSUMPTION Hr 12 8 10 4 6 2 0 CONSUM PTION h O N O F F AVERAGE FUEL CONSUMPTION FUEL LEVEL OPERABLE TIME MONITOR SCREEN DISPLAY L h L 0 RESET CONSUMPTION...

Page 96: ...h the monitor to the SETTING MENU screen 2 Tilt and turn the jog dial to move the cursor to LANGUAGE SELECTION on the SETTING MENU screen 3 Push down g the jog dial to switch the monitor to the LANGUA...

Page 97: ...ust the values and others Pushing down g the jog dial To switch the screen to the selected setting screen To determine the adjusted value and others PRESSU RE REL EASE BE SURE T ORELEASE PRESSURE AFTE...

Page 98: ...FF ON OFF ON AUTO WARMING UP AUTO IDLESTOP 6 g 1 Tilt and turn the jog dial to move the cursor to switch setting 6 on the monitor 2 Push down g the jog dial to switch the monitor to the SWITCH SETTING...

Page 99: ...gain if the neutral lever condition continues for about 10 seconds 6 After the warming up operation WARM UP FINISHED is displayed and the buzzer sounds for 5 seconds to tell the completion of the warm...

Page 100: ...speed changes to the HIGH 2nd speed and the icon displayed on the monitor changes to the HIGH 2nd speed rabbit LOW 1st speed turtle Set to LOW 1st speed when moving the machine on the rough or soft g...

Page 101: ...ork condition and purpose Move the cursor to work mode selection 8 and push down g the jog dial to switch the mode S mode S mode is suitable for a standard digging work and loading operations It provi...

Page 102: ...the operation such as a thumb bucket Rotary tilt This mode is designed considering the operation such as a rotary tilt Individual setting This mode can be customized for an attachment other than thos...

Page 103: ...3 OPT2 OPT4 FRO NT A TTACHM ENTM ODE SETTINGOF DETAILS OPT3 OPT2 OPT4 OPT1 a f g g 9 9 1 Tilt and turn the jog dial to move the cursor to attachment mode selection 9 on the monitor 2 Push down g the j...

Page 104: ...DJUSTMENT PRESSUREB ADJUSTMENT MPa MPa 50 50 SETTINGOF DET AIL FLOW RATE ADJUSTMENT L min CANCEL OK 140 PRESSUREA ADJUSTMENT PRESSUREB ADJUSTMENT MPa MPa 50 50 SETTINGOF DET AIL FLOW RATE ADJUSTMENT L...

Page 105: ...NT PRESSUREB ADJUSTMENT MPa MPa 25 50 SETTINGOF DET AIL FLOW RATE ADJUSTMENT L min CANCEL OK 140 PRESSUREA ADJUSTMENT PRESSUREB ADJUSTMENT MPa MPa 25 50 SETTINGOF DET AIL FLOW RATE ADJUSTMENT L min CA...

Page 106: ...is displayed 7 Tilt and turn the jog dial to a desired value 8 Push down g the jog dial to set the desired pressure 9 Tilt and turn the jog dial to move the cursor to OK 10 Push down g the jog dial to...

Page 107: ...f g g g 1 Move the cursor to AUX FLOW CTRL SETTING of the icon of the rotary tilt mode 2 Push down g the jog dial to switch the monitor to the AUX FLOW CTRL SETTING screen 3 Move the cursor to ON of A...

Page 108: ...monitor and adjust the values and others Pushing down g the jog dial To switch the screen to the selected setting screen To determine the adjusted value and others 9 Move the cursor to auto accelerat...

Page 109: ...tly C The wiper works continuously If switch 2 is pushed one more again the wiper stops 2 3 16 WASHER SWITCH 4 6 3 2 7 5 1 While switch 3 is being pressed the washer fluid is sprayed through the nozzl...

Page 110: ...maintenance 4 Difficulty may occur in working Immediately perform inspection and maintenance 5 This notifies of the machine status and maintenance Buzzer sound type Buzzer sound type Sounds Type 1 Co...

Page 111: ...e control system fails or becomes abnormal and the machine becomesinoperable The failure code is an example Unavailable Unavailable Displayed when the DEF AdBlue dosing module fails or becomes abnorma...

Page 112: ...e Displayed when the DEF AdBlue dosing module fails or becomes abnormal and the engine output is limited The failure code is an example Unavailable Unavailable Displayed when the EGR valve fails or be...

Page 113: ...in priority to level 2 The start up inspection should be performed according to not only the monitor but also the instructions in MAINTENANCE WARNING CLASSIFICATION CHART PRIORITY A 1 1 1 Display Lev...

Page 114: ...een or more Displayed when DEF AdBlue level gauge becomes Level 0 No display and the machine becomes inoperable Displayed when DEF AdBlue injection device fails or becomes abnormal and the machine bec...

Page 115: ...e until DEF AdBlue level gauge becomes Level 3 Green or more Displayed when DEF AdBlue level gauge becomes Level 1 Red and the engine output is limited Displayed when each device and sensor of the NOx...

Page 116: ...cified new hydraulic oil filter Replace with a specified new hydraulic oil Displayed when the key switch is turned to START position while the control lock lever is down Displayed when the remaining t...

Page 117: ...tion noise becomes louder for approximately 3 seconds with the control lever in the neutral position but it is not abnormal 1 To release the warning set the maintenance interval of the return filter a...

Page 118: ...ition When the engine starts release your hand from the starter switch The starter key will return to the ON position by itself 2 4 2 ENGINE THROTTLE This dial adjusts the number of engine speed outpu...

Page 119: ...4 4 WORKING LIGHT SWITCH CAB LIGHT ON Push the switch to turn on the working light of the cab Push the no symbol mark side to turn off the working light on the cab 2 4 5 MANUAL REGENERATION SWITCH Whe...

Page 120: ...4 7 HORN SWITCH Be sure to sound the horn before starting this machine to warn surrounding personnel The horn sounds while the switch located on the top of the left control lever grip is being presse...

Page 121: ...act your KOBELCO authorized dealer OPERATION PROCEDURES When operating the emergency accel follow the procedures below HOW TO HANDLE EMERGENCY ACCEL Be sure to follow the procedures for the emergency...

Page 122: ...d in the swing parking brake systems contact your KOBELCO authorized dealer promptly 2 4 10 KPSS RELEASE SWITCH KPSS RELEASE 1 2 Use this dial when the controller controlling this machine has failure...

Page 123: ...ys keep the switch down 2 4 12 12 V POWER SUPPLY 1 Twelve volt power supply 1 is located at the lower side of the right control stand When using accessories such as a fan for general automobiles and o...

Page 124: ...USB port and the external input terminal are located at the lower side of the right control stand inside the cab When using them open cap 1 and connect each cable sold separately When they are is not...

Page 125: ...AND PEDALS 2 5 1 LOCATION OF LEVERS AND PEDALS 3 2 4 2 1 1 Control Lock Lever 2 Operator Control Levers 3 Travel Levers 4 Operator Control Lever for Dozer Copyright 2020 Kobelco Construction Machinery...

Page 126: ...Make sure that the control lock lever is at the LOCKED position shown in the figure When unlocking do not touch other levers unintentionally Touching other levers may cause danger due to unexpected m...

Page 127: ...nce after returning the swing lever to the neutral position into account The swing operation and the attachment equipment are operated with the left and right control levers The left control lever is...

Page 128: ...the pedal is depressed unintentionally Do not put your foot on a pedal except for driving or turning with pedals Pay attention when driving and operating with pedals FRONT REAR AND LEFT RIGHT OF MACH...

Page 129: ...r control lever 1 is released the lever returns to the neutral position and the dozer is held at the position at that time LEVER CONTROL DOZER MOTION PUSH LEVER FORWARD A DOZER DOWN PULL LEVER BACKWAR...

Page 130: ...fuses are stored in the fuse relay box A fuse must be replaced with a one of the same type and capacity of that of the blown fuses The electrical system may be damaged if a different one is used If fu...

Page 131: ...ht 5 15A Engine stop switch 23 10A DC DC converter 6 5A Air conditioner 24 5A Key signal logic inversion relay 7 5A Manual regeneration switch 25 20A Working light 8 10A 26 20A DC DC converter 9 5A Ai...

Page 132: ...eeded 2 7 1 FUSIBLE LINK INSPECTION REPLACEMENT Remove the negative terminal of the battery to shut down the flow of electricity to avoid electric shock and short circuit leading to damages of the com...

Page 133: ...n the controller warning is displayed on the monitor contact your KOBELCO authorized dealer See WARNING DISPLAY SCREEN in Chapter 2 for warnings I VIEW I The controller controlling the machine and the...

Page 134: ...and press DOWN to finish the conversation 5 PRESET Key 1 to 6 Recalls and registers preset frequency Also in use of BT Bluetooth USB performs repeat random track forward backward and pause 6 DISP Key...

Page 135: ...s condition press DISP key to switch the frequency display and the time display If the source is AUX the AUX display and the clock display are switched When the clock display is switched to the freque...

Page 136: ...adio component USB Plays the mp3 file inside the USB memory connected to the USB terminal and outputs the sound from the speakers of the radio component BT Outputs the sound of the device connected th...

Page 137: ...When stereo sound is received ST pict turns on Frequency display When stereo sound is not received ST pict t urns off Frequency display When stereo sound is not received ST pict t urns off In case tha...

Page 138: ...ay When stereo sound is not received ST pict turns off Frequency display Automatic seeking is stopped When stereo sound is received ST pict turns on Frequency display Automatic seeking condition Frequ...

Page 139: ...display the display position of A is renewed at every certain period is displayed and when the operation is finished with 2 beep sounds this display is turned off and the frequency stored in preset 1...

Page 140: ...that selected band is FM1 76 0 MHz has already been stored in preset No 1 No 1 Frequency display When stereo sound is received ST pict turns on Preset No display P X is displayed for 0 5 sec X is pres...

Page 141: ...mes and then the frequency display turns on In case that selected band is FM1 No 1 Pressed and held Preset number display P X display blinks for 3 times X is preset number After preset number blinks f...

Page 142: ...medical electric devices such as a cardiac pacemaker When using Bluetooth Audio near medical electric devices be very careful and ask applicable medical electric device manufacturers beforehand for us...

Page 143: ...rted files of AAC are that encoded with iTunes version confirmed for support 4 5 6 7 0 7 5 The AAC files encoded with other software may cause failures such as skipping to the next track during playin...

Page 144: ...mode USB communication becomes impossible When the USB communication is impossible playing audio files is impossible ON on air Band name display OFF Clock display Charge mode OFF Pressed and held Pre...

Page 145: ...enters the paring waiting condition If a device is searched from the Bluetooth device to be connected to this radio component the screen of that Bluetooth device displays BT is 4 digits of English let...

Page 146: ...Wait display Pairing preparation is completed Pairing is completed normally PA Pairing display Pairing waiting condition of mobile phone After a certain period After a certain period PX Pairing NG dis...

Page 147: ...communication status but changes to the band selected before receiving the phone call During the telephone conversation by pressing DOWN key the conversation is finished and the radio component chang...

Page 148: ...he radio component returns to the status before making the phone call The redialing function redials the telephone number received last time after ACC ON If a phone call is received for a short time s...

Page 149: ...previous track however in case of 1 sec or more from the start the playing part moves to the beginning of the same track However the playing time is not displayed In case of USB In case of less than 1...

Page 150: ...er is skipped Moreover the root is F00 Folder number display Track number display After 2 sec Track number display After 2 sec Folder number display Folder number of 100 or after is displayed as In ca...

Page 151: ...By pressing PRESET 5 again the track starts playing In case of USB Track number display During pause display blinks Track number display In case of BT Audio Due to the Bluetooth device limitation dur...

Page 152: ...by pressing PRESET 1 the setting is changed As for the setting of repeat and random the last setting is effective In case of USB memory Track number display Track number display Present setting is dis...

Page 153: ...mber display Present setting is displayed No operation for 5 sec According to the iPhone iPod the order of change is different Also the display and the actual setting may be different Copyright 2020 K...

Page 154: ...e range of the track being played 128 track files in the sorted order is played randomly As for the setting of repeat and random the last setting is effective In case of USB memory Track number displa...

Page 155: ...is displayed No operation for 5 sec Shuffle OFF Shuffle of all tracks Album shuffle Depending on the type of the iPhone iPod connected the album shuffle is not available Depending on the type of the...

Page 156: ...of the operation the display returns to the on air condition As for the volume level at the status of radio AM FM1 FM2 AUX USB and Bluetooth Audio it is controlled respectively As for SOUND ADJUSTMENT...

Page 157: ...the BAS condition by pressing SOUND PAIR key the sound adjustment status is canceled and the display returns to the on air condition In case that selected band is FM1 Frequency display When stereo sou...

Page 158: ...s DOWN key to increase the speaker output by 1 step towards the L output The setting range is L7 to R7 regarding 0 as the center L7 0 R7 Sound adjustment display BALANCE Sound adjustment display BALAN...

Page 159: ...Press DOWN key to decrease the treble level by 1 step The setting range is 7 to 7 regarding 0 as the center 7 0 7 Sound adjustment display TREBLE Sound adjustment display TREBLE Sound adjustment displ...

Page 160: ...Press DOWN key to decrease the bass level by 1 step The setting range is 7 to 7 regarding 0 as the center 7 0 to 7 Sound adjustment display BASS Sound adjustment display BASS Sound adjustment display...

Page 161: ...om this time the second counting starts internally The clock display is 12 hours display Clock display Colon blinks ON 700 ms OFF 300 ms Clock adjustment display Time part blinks ON 700 ms OFF 300ms C...

Page 162: ...2 10 1 GRILLE AIR OUTLET Select air stream in preferable direction by hand After replacing the parts or charging or replacing refrigerant gas break in the air conditioner When breaking in the air con...

Page 163: ...Temperature A C LCD display 8 displays temperature and ON OFF of the compressor fan speed AUTO OFF LCD display 9 displays blower fan speed AUTO and OFF and air outlet mode LCD display 10 displays air...

Page 164: ...flow LCD display By operating fan speed selector dial 2 in UP turning clockwise or DOWN turning counterclockwise direction manually the AUTO control of fan speed is canceled and AUTO on fan speed AUTO...

Page 165: ...ON if recirculation air selector switch 6 and fresh air selector switch 7 are pressed simultaneously for 5 seconds or more the degrees F C display is switched No unit is displayed LCD DISPLAY Celsius...

Page 166: ...even when only the air outlet is under the AUTO control with AUTO turned OFF Air outlet mode and display Mode 1 2 3 4 5 Air outlet mode FACE VENT B L F D DEF Upper body front side Upper body Upper bo...

Page 167: ...mode selector dial 3 and select the VENToutlet mode 2 7 When the temperature inside the cab becomes low adjust to the temperature and the fan speed to desired levels When AUTO control switch 5 is pres...

Page 168: ...speed selector dial 2 clockwise or press AUTO control switch 5 2 Operate fan speed selector dial 2 and set a desired fan speed 3 Operate temperature setting dial 1 and set a desired temperature 4 Pre...

Page 169: ...lay Display for detection of disconnection short circuit of recirculation air sensor and evaporator sensor Error Error Recirculation air sensor Displays E on temperature display last digit displays 0...

Page 170: ...F 0 1 2 3 4 5 6 7 8 9 A B C D E F 1st digit in segment display 2nd digit in s e gme nt dis pla y Recirculation air sensor disconnection 0C display Evaporator sensor disconnection 0C display Recircula...

Page 171: ...no abnormality in the appearance The manufacturing date is woven into the back side of the belt Since this seat belt is equipped with take up motion the adjustment of length is unnecessary 2 11 1 HOW...

Page 172: ...y When adjusting the operator s seat pay attention to hands in order not to be caught between the handle and seat stand A D F F B 1 5 3 11 7 8 6 13 12 2 4 9 10 E 2 12 1 DAMPER ADJUSTMENT The damper ca...

Page 173: ...st the damper to the soft position before adjusting the seat Turn the starter switch to the ON position before adjusting the seat 2 12 4 RECLINING ADJUSTMENT B The reclining angle can be adjusted 1 Pu...

Page 174: ...a desired position 3 Release the handle to fix the position of the seat seating surface 2 12 10 ARM REST ADJUSTMENT E The arm rest can be lifted up and its angle can be adjusted Arm rest 9 can be lift...

Page 175: ...urely either open or close If not locked the door may open or close unexpectedly and this may cause danger and failure of the machine This procedure is used to securely lock the door in open position...

Page 176: ...n opening closing the front window in pull up the control lock lever to the LOCKED position and stop the engine To prevent your hand from being caught between the windows open and close the front wind...

Page 177: ...2 When the front window upper is returned to the original position it is locked automatically However check that the window is securely locked 2 13 4 REMOVING FRONT WINDOW LOWER 2 1 1 After open the...

Page 178: ...UTO The room lamp turns on for 25 seconds after the door is opened For 25 seconds after the door is opened the room lamp keeps turning on even if the door is closed OFF The room lamp does not turn on...

Page 179: ...indow see OPENING CLOSING FRONT WINDOW in Chapter 2 1 2 2 If the front window cannot be opened break the front or rear window glass by using hammer for emergency exit 1 placed on the right rear of the...

Page 180: ...s is on the left rear of the machine When the gun is not used put it on this holder 2 15 3 GUARD SIDE DOOR WITH LOCK Be sure to stop the engine before opening the engine hood battery cover and side co...

Page 181: ...the door handle to open the door 3 If the door is provided with a stay support the door securely using the stay HOW TO LOCK GUARD AND SIDE DOOR 1 If a stay is provided return the stay to the original...

Page 182: ...lock memory of the radio are cleared 1 I I VIEW I The battery power off switch shuts down the battery circuit The switch is located on the right of the opened left side door It is usually set to the I...

Page 185: ...t equipment body structure and cylinders for any cracking damage or looseness and repair as required Check the doors covers steps and handrails for damage and the bolts for looseness Repair any damage...

Page 186: ...the door slide stay 1 to fixing part 2 of the guide to fix the stay Before closing the door remove the stay from fixing part 2 and then close the door Copyright 2020 Kobelco Construction Machinery Co...

Page 187: ...ntact your KOBELCO authorized dealer 2 1 FULL LOW 1 Use the starter key to open the side door on the left side of the machine and hold it with the stay 2 Check that the coolant level falls within the...

Page 188: ...key and hold it with the stay 2 1 2 Pull out oil level gauge 1 and wipe off the oil with a waste cloth 3 Insert oil level gauge 1 completely once again and pull it out 4 When oil level gauge 1 indicat...

Page 189: ...bend it Otherwise the oil level gauge 1 may be deformed Insert the oil level gauge 1 until the grip part A touches the guide tube 4 A gap between them may let water enter the engine causing a malfunct...

Page 190: ...cally controlled fuel injector Because this device requires high parts precision and high lubricating ability when low viscosity fuel with low lubricating ability is used the durability may decrease s...

Page 191: ...hold it with the stay 2 Place a drain oil container under drain hose 2 3 Raise fuel shutoff valve 5 to Close position A 4 Loosen drain valve 3 and air bleeder plug 4 to drain water accumulated in fuel...

Page 192: ...ozer when installed on the ground 3 Stop the engine and move the pilot control shut off lever to the LOCKED position G L H 2 4 Check the oil level through sight level gauge G provided on the side of t...

Page 193: ...initial elongation When replacing a set of two belts be sure to replace both two with new ones The engine of this machine is equipped with the alternator the fan and air conditioning compressor belts...

Page 194: ...h diesel fuel or water Comply with the precautions specified by the manufacturer when handling DEF AdBlue If the pointer of the level gauge on the monitor points the yellow or red range immediately su...

Page 195: ...fter refilling DEF AdBlue tighten cap 2 securely 3 2 9 ADJUSTMENT OF OPERATOR S SEAT ABOUT ADJUSTMENT OF OPERATOR S SEAT Adjust the operator s seat before the operation or when the operator changes Wh...

Page 196: ...ugh standard of areas hatched areas where the operator cannot see both directly and indirectly through the mirrors and the cameras The operator can use this map as a reference to improve field rules o...

Page 197: ...irect visibilities from mirrors and in synthetic view of three cameras If the object is placed in the area that the views from different cameras are overlapped sometimes it is displayed in double imag...

Page 198: ...way not to come in contact with stay 1 of the mirror If the movement of the mirror is not smooth loosen nut 2 of the mirror to adjust it Tightening torque of nut 2 M10 18 6 to 25 5N m 13 7 to 18 8 lb...

Page 199: ...IZONTAL DIRECTION Blind spot range L1 730mm 28 7 L2 919mm 36 2 CAMERA MACHINE REAR SIDE 127 1 2 3 L1 L2 VIEWING ANGLE OF CAMERA VERTICAL DIRECTION DEAD AREA VIEWING ANGLE OF CAMERA HORIZONTAL DIRECTIO...

Page 200: ...CHECKING WORKING LIGHT While the starter switch is in the ON position press the working light switch to turn on the working lights on the boom and on the right side of the front If they do not light...

Page 201: ...ly and identify the cause and then repair it if necessary After the auto idling stops when necessary to restart the engine start the engine after returning the starter key switch to ACC or OFF once an...

Page 202: ...and check the operation status of the monitor 5 Turn the key of starter switch 3 to the START position to start the engine 6 Release key 3 immediately after the engine starts The starter key will retu...

Page 203: ...Turn engine throttle 2 to the low idle position 4 Turn the key of starter switch 3 to the ON position and hold the position When the coolant temperature decreases below 10 degrees C 50 degrees F the...

Page 204: ...clips with a proper size for the battery Check the jumper cables and clips for damage and corrosion Connect the clip securely Check that the control lock lever is in the LOCKED position Check that ea...

Page 205: ...e of the disabled machine immediately remove the jumper cables in the reverse order of the connection 10 Finally check and repair the cause of the problem of the start charging system on the disabled...

Page 206: ...ngine 2 Pull up the pilot control lock lever to the LOCKED position 3 Turn engine throttle 1 to the low idle position 4 Turn starter key 2 to the OFF position to stop the engine 5 Remove starter key 2...

Page 207: ...NTROL LOCK LEVER Check that the locking function of the pilot control lock lever is proper See PILOT CONTROL LOCK LEVER in Chapter 2 B A 1 Move the pilot control lock lever to the LOCKED position 2 Ma...

Page 208: ...e exhaust sound the color of exhaust gas and vibrations of the engine are normal Inspection with the engine running shall be done by a person other than the operator and the operator shall stay seated...

Page 209: ...se of the attachment to the control lever is delayed and sometimes it moves in an unexpected manner for the operator Therefore be sure to perform the warm up operation Especially in cold weather a suf...

Page 210: ...2 Raise the boom to the height where the bucket can be operated C C 3 Move the right control lever slowly toward bucket digging side C to the stroke end position and perform relief operation until th...

Page 211: ...en the failure warning of engine coolant temperature or coolant level appears or auto warming up is working the auto idle stop function does not work regardless whether the auto idle stop function tur...

Page 212: ...r stops 2 Turn the engine throttle to the low idle position 3 Return the key of the starter switch to ACC or OFF once and then restart the machine Copyright 2020 Kobelco Construction Machinery Co Ltd...

Page 213: ...condition and purpose Move the cursor to work mode selection 8 and push down g the jog dial to switch the mode S mode S mode is suitable for a standard digging work and loading operations It provides...

Page 214: ...operation such as a thumb bucket Rotary tilt This mode is designed considering the operation such as a rotary tilt Individual setting This mode can be customized for an attachment other than those men...

Page 215: ...ate the control lever carefully The indications on the monitor do not assure the condition of the devices Daily maintenance should be performed not only by seeing the monitor but also by following the...

Page 216: ...vel speed should be set to the LOW 1st speed when the machine is traveling on a downhill or being loaded to unloaded from a trailer A sudden change of the machine stability could cause personal injury...

Page 217: ...to turn the machine on the spot Push one of the two travel levers forward and pull the other lever backward simultaneously STOP TRAVELING ABOUT STOP TRAVELING Do not stop the machine suddenly but sto...

Page 218: ...eed changes to the HIGH 2nd speed and the icon displayed on the monitor changes to the HIGH 2nd speed rabbit LOW 1st speed turtle Set to LOW 1st speed when moving the machine on the rough or soft grou...

Page 219: ...ine can travel in the water up to the depth of the center of upper roller A When crossing a river carefully cross the river while checking the condition of the river bottom by the bucket etc Never ent...

Page 220: ...rate the machine at the operator s seat Keep the area around the machine clear of people 1 When both sides of the crawlers get stuck in the mud and the machine does not move due to slip put logs or lu...

Page 221: ...talled on the base machine may cause the front attachment to interfere with the operator s station or other parts of the machine BOOM OPERATION To operate the boom move the right control lever forward...

Page 222: ...SWINGING Make sure that the swing area and the surroundings are clear of obstacles and people before beginning operation Sound the horn or send signals to warn people before starting to operate the ma...

Page 223: ...and the bucket This will reduce the digging resistance and damage to the tooth tips If soil does not fall out easily set the bucket in the bucket out position and move the bucket a few times by the co...

Page 224: ...digging use the dozer 2 Scrape the embankment from the top surface If the load on the machine is too much adjust the dozer height by using the dozer control lever to move the dozer up and down Copyri...

Page 225: ...ine throttle to the low idle position 6 Turn the starter switch to the OFF position and remove the key Close and lock the windows and the cab door Check the windows doors and all other machine access...

Page 226: ...d and unintended machine movement 5 Turn engine throttle to the low idle position 6 Turn the starter switch to the OFF position and remove the key Close and lock the windows and the cab door Check the...

Page 227: ...the travel system components If leakage or damage is found repair it immediately according to INSPECTION AND MAINTENANCE CHART in Chapter 4 Refuel the tank to the maximum Refuel the tank to the maxim...

Page 228: ...mal insulation by covering the battery When leaving the machine outdoors overnight it is recommended to remove the battery and store it in a warm room Measure the specific gravity of battery electroly...

Page 229: ...pecified interval Clean the radiator earlier than the specified interval to prevent the radiator core from being clogged with dust Be careful to prevent dust entering when refueling and refilling oils...

Page 230: ...ton rod 3 15 3 BATTERY To compensate the self discharge during storage perform auxiliary charge at least once a month Confirm that the battery power off switch is set to the OFF position to cut off th...

Page 231: ...required during warming up Lubricating operation 1 Slowly extend and retract each cylinder several times and circulate the hydraulic oil in all operation circuits 2 Also perform swing and traveling s...

Page 235: ...cation and maintenance is determined by the hour meter If the hour meter reading matches roughly with the calendar day and if you would like to schedule them based on the calendar day take whichever c...

Page 236: ...done by at least two persons with the condition that one person can stop the engine at any time and they are communicating with each other PUT THE WARNING TAGS Put the tags DO NOT START ENGINE DO NOT...

Page 237: ...revent them from moving resulting in personal injury Stay fixed by hole 1 2 Open the door and put stay 1 into fixing hole 2 to fix the stay Before closing the door remove the stay from the fixing hole...

Page 238: ...sappears and the machine returns to a normal condition automatically Immediately after the machine operation and during the regeneration the temperature around the exhaust pipe and muffler and of the...

Page 239: ...generation in the following procedures When the manual regeneration is not performed the exhaust gas cleaning device fails and the engine speed is restricted OPERATION METHOD Immediately after the mac...

Page 240: ...ediately after operation when the temperature inside the muffler is high It may take more than 20 minutes for combustion when the engine is cool because warming up is needed before combustion 4 3 4 IN...

Page 241: ...malfunction USE SPECIFIED ENGINE OIL ONLY Use the specified engine oil described in LUBRICANT FUEL COOLANT SPECIFICATIONS in Chapter 4 Use the specified engine oil to keep the function of the exhaust...

Page 242: ...turned off immediately after stopping the engine it may cause damage to the exhaust gas cleaning device Even after turning the engine OFF you may hear running sound of the DEF AdBlue supply module To...

Page 243: ...n the following warnings are displayed on the multi display something other than DEF AdBlue is in the DEF AdBlue tank See DRAINING DEF ADBLUE and CHECKING DEF ADBLUE LEVEL AND REFILLING to drain and r...

Page 244: ...e cover 1 on the bottom of the DEF AdBlue tank 3 Remove drain plug 2 and O ring 3 of the DEF AdBlue tank and start draining DEF AdBlue 4 After draining DEF AdBlue attach O ring 3 and drain plug 2 Tigh...

Page 245: ...is example Displayed with the warning sound when a certain period of time has passed from Level 1 The engine output is restricted P204F Failure of DEF AdBlue dosing module Error code is example P1459...

Page 246: ...e this mode only in a case of emergency and if the warnings are displayed take proper measures immediately When entering the emergency evacuation mode surely keep pressing buzzer stop switch 5 and ret...

Page 247: ...kg 0 9 lbs 16 places 1 place 2 places As required 8 2 kg 18 0 lbs 22 30 4 20 14 10 32 0 50 10 68 20 86 30 104 40 F C Gear oil EP grease Diesel fuel DEF AdBlue SAE 10W 30 EXTREME GEAR OIL SAE 90 ISO 2...

Page 248: ...ision and high lubricating ability when low viscosity fuel with low lubricating ability is used the durability may decrease significantly When replacing and refilling the long life hydraulic oil use t...

Page 249: ...NG PROCEDURES OF BIO OIL 1 Drain all mineral oil from the hydraulic oil tank 2 Drain all mineral oil from the cylinders 3 Charge new bio oil in the hydraulic oil tank fully 4 After starting the engine...

Page 250: ...ent Outer 1 Replace every 6 times cleaning or every 1 year LP11P00015S006 Element Inner 1 Replace at the same time with the outer element do not clean LP11P00015S002 O ring 1 When required Engine oil...

Page 251: ...9 17 Installing hydraulic oil tank cover 46 5 4 6 34 3 3 39 17 Installing fuel tank bottom cover 46 5 4 6 34 3 3 39 17 Installing lower frame grease bath cover 10 8 0 98 7 97 0 72 17 Installing hand r...

Page 252: ...9 8 Applying Loctite 262 M24 36 Installing cab 191 19 141 14 0 M27 41 Installing counterweight 1 27 0 13kNm 937 95 9 Applying Loctite 262 M33 50 Installing counterweight 1 67 0 17kNm 1232 125 Applying...

Page 253: ...42 7 4 4 49 0 4 9 36 1 3 6 126 13 92 9 9 6 106 10 78 2 7 4 226 20 167 15 191 19 141 14 M16 P 2 88 3 8 8 65 1 6 5 74 5 6 9 55 0 5 1 191 20 141 15 161 16 119 12 343 39 253 29 284 29 209 21 M18 P 2 5 12...

Page 254: ...54 16 114 12 129 13 95 2 9 6 M16 P 1 5 92 2 8 8 68 0 6 5 77 5 7 8 57 2 5 8 196 20 145 15 169 17 125 13 363 39 268 29 304 29 224 21 M20 P 1 5 186 19 137 14 155 16 114 12 402 39 297 29 333 29 246 21 726...

Page 255: ...52 15 46 BYTE TYPE TUBE FITTING Tube size O D x Thickness mm Wrench mm Tightening torque N m lbt ft 10 1 5 19 49 9 8 36 7 15 2 0 27 118 12 87 9 18 2 5 32 147 15 108 18 22 3 0 36 216 22 159 16 28 4 0 4...

Page 256: ...ng pressure 20 6 Mpa 210 kg cm2 Bolt size M Working pressure 41 2 Mpa 420 kg cm2 Bolt size M 3 4 33 9 5 6 10 39 5 5 6 10 25 4 1 29 4 1 1 42 4 5 6 10 62 2 5 6 12 31 4 1 46 4 1 1 to 1 4 55 1 7 1 10 93 3...

Page 257: ...iator oil cooler core intercooler and filters Fan belt and air conditioner belt Inspection Replacement Adjustment Checking engine mounting bracket for tightening condition Checking intake system rubbe...

Page 258: ...starter function Checking startability exhaust color and abnormal sound Checking heater plug and intake air heater starting auxiliary device Checking alternator function Checking pipe joints for tight...

Page 259: ...insulation material SCR system cooling water piping Harness around SCR 3 years or 4500 H Gasket Item Interval Irregular Grease Replacement Part Every 1 Month or Every 3 Months or Every 6 Months or Eve...

Page 260: ...uction unit Checking body structure Item Interval Irregular Grease Replacement Part Every 1 Month or Every 3 Months or Every 6 Months or Every 12 Months or Start Up Inspection Procedure Description Se...

Page 261: ...rical wiring Check instruments switches and light warning devices for performance condition Item Interval Irregular Grease Replacement Part Every 1 Month or Every 3 Months or Every 6 Months or Every 1...

Page 262: ...ear or damage 4 12 2 WASHER FLUID INSPECTION If the washer is used when the washer tank is empty the motor attached to the washer tank may be damaged 1 1 Remove the floor mat 2 Inspect the fluid level...

Page 263: ...ondition REMOVING BUCKET 1 Put the bucket bottom on a level ground and stabilize it at the position where the load is not applied on the pins of bucket and arm Bucket boss 1 2 Move O ring 1 from the s...

Page 264: ...link 8 with each other and then insert pin 4 3 Raise the boom to slightly raise the bucket from the ground 4 Move arm 7 to align the pin holes of bucket 6 and arm 7 with each other and then insert pin...

Page 265: ...be worn The side cutter with severe wear should be replaced soon after it is found If the replacement is delayed the body of the bucket will be damaged 6 5 7 1 4 3 2 1 Adapter 2 Tooth point 3 Rubber...

Page 266: ...removed locking pin 4 and rubber lock pin 3 If the locking pin is too short or the rubber lock pin is in poor condition as shown in the figure replace it with a new one 3 Use a putty knife to clean th...

Page 267: ...around the mounting bolts cut off the mounting bolts by gas cutting and then remove the side cutters 2 Clean the mounting surfaces and install new side cutters When replacing the side cutters be sure...

Page 268: ...boss 3 Swing the upper structure right very slightly to press the tip of the arm to the right of the bucket lightly the side without the gap adjustment system 4 Move the pilot control shut off lever t...

Page 269: ...l electromagnetic pump 2 Place a container for fuel under fuel filter 1 3 Clean the area around air bleeder plug 2 and loosen the air bleeder plug 4 Push priming pump 3 repeatedly 5 When fuel without...

Page 270: ...machine 1 Release lock 1 of the cab guard 2 1 2 Lift up the cab guard and fix it with support stay 2 Securely fix the cab guard with the support stay in order to avoid your hand from being caught res...

Page 271: ...and the engine speed is reduced to a low speed 5 The buzzer sounds intermittently To stop the buzzer push the buzzer stop switch 6 In this condition move the control levers of the attachment equipmen...

Page 272: ...sing the boom side bosses located at the boom cylinder rod installation part grease two grease nipples shown in the figure Some machine specifications do not have the grease nipples for greasing Copyr...

Page 273: ...ocated inside the cover on the right front of the machine Grease greasing points 1 to 14 every 8 hours during the first 50 hours of operation by a new machine Also them when 250 hours and 500 hours of...

Page 274: ...he arm cylinder rod grease nipple 9 in the connecting part between the boom and the arm and grease nipple 10 on the bucket cylinder head 14 11 11 12 13 Grease grease nipple 11 on the link pin grease n...

Page 275: ...ry terminal be sure to remove the ground side negative terminal first and conversely when attaching the battery terminal attach the ground side last Do not put tools and hardware on the protective cov...

Page 276: ...is below the specified level 10 to 15 mm above the electrode plate supply distilled water to the specified level 5 Clean the vent hole of the battery cap and tighten cap 3 firmly 6 Return battery pro...

Page 277: ...ees F 0 degrees C 32 degrees F 20 degrees C 68 degrees F 100 1 31 1 29 1 28 90 1 29 1 28 1 26 80 1 28 1 26 1 25 75 1 27 1 25 1 24 4 14 2 DRAINING WATER AND SEDIMENT IN FUEL TANK HANDLING OF FUEL OIL W...

Page 278: ...4 46 4 INSPECTION AND MAINTENANCE 7 Set drain cock 1 to Close position B when clean fuel comes out Copyright 2020 Kobelco Construction Machinery Co Ltd All rights reserved S2YY00041ZE03 0701CsCshWbYs...

Page 279: ...tension 270 to 300 mm 10 6 to 11 8 inch CRAWLER TENSION ADJUSTMENT PROCEDURES ABOUT CRAWLER FAILURE When a crawler cannot be adjusted the crawler has a failure A strong force is applied to the spring...

Page 280: ...cause it can pop out due to the internal high pressure grease 1 Place the machine on a level and firm place 1 A 1 Details of A Section Grease Discharge 2 Loosen grease nipple 1 of the grease cylinder...

Page 281: ...burns Start working after the temperature goes down 1 Move the machine to a level and firm place 2 Put the bucket on the ground 3 Stop the engine and move the pilot control shut off lever to the LOCKE...

Page 282: ...ion in which drain plug 1 is positioned at the lower side and lower the bucket to the ground 3 Stop the engine and move the pilot control shut off lever to the LOCKED position 4 Slowly loosen filler p...

Page 283: ...ip occurs excessively or the belt cannot be adjusted to within the adjustment range Keep the belt away from oils The service life may be shortened if it slips by oil When the belt is replaced by a new...

Page 284: ...ng table it is normal Belt New Belt Tension mm inch At Inspection mm inch Pushing Force N lbf Fan alternator 4 2 to 5 0 17 to 0 20 6 6 to 7 4 0 26 to 0 29 98 22 Air conditioning compressor belt 2 0 08...

Page 285: ...the stay 4 4 2 Remove the mounting bolts of fan guards 4 and remove fan guards 4 2 1 3 3 Loosen mounting bolt 1 and adjusting nut 2 slightly to adjust the tension of belt 4 Loosen adjusting bolt 3 ad...

Page 286: ...he performance of compressor but also damage the belt and the compressor 1 2 1 Open the engine hood with the starter key and hold it with the stay 2 Loosen nut 1 of the idle pulley slightly turn adjus...

Page 287: ...ON HOSE FOR AIR CLEANER 2 2 2 1 Check that rubber hose 1 is not damaged or deteriorated and band 2 is not loose 2 Rubber hose 1 which is damaged or deteriorated should be replaced with a new one toget...

Page 288: ...s engine overheat can be prevented INSPECTING RADIATOR HOSES 1 1 2 1 2 1 3 1 Use the starter key to open the engine hood and hold it with the stay 2 Check each hose for water leakage due to looseness...

Page 289: ...1 slowly After checking that the pressure is completely released push the cap down loosen it further and then remove it 3 Loosen drain cock 3 and drain the coolant into a container until the water lev...

Page 290: ...0 hours After cleaning approximately 10 times CLEANING OR REPLACING AIR CONDITIONER FRESH AIR FILTER 1 3 2 1 Fresh air duct 1 is placed on the left rear side of the operator s seat 2 Hold the handle o...

Page 291: ...culation air filter 3 through the opening of the removed cover 1 and pull it out forward 3 Clean the recirculation fresh air filters by blowing compressed air 0 2 MPa 29psi or less to them 4 Install t...

Page 292: ...e outer element CLEANING OR REPLACING OF OUTER ELEMENT 1 Use the starter key to open the side door at the left of the machine and hold it with the stay 1 2 4 3 2 Remove the clamp from air cleaner cove...

Page 293: ...when replacing the outer element 1 2 4 3 1 Remove outer element 2 and then remove inner element 4 2 Cover the inlet inside the air cleaner with a clean cloth or tape 3 Clean inside the air cleaner 4 R...

Page 294: ...tely released push the cap down loosen it further and then remove it 3 Check the following points of the cap If foreign materials are adhered remove them and if any damages are found replace the parts...

Page 295: ...ing damaged If the fin is damaged it may cause water leakage or overheating 2 1 1 Open engine hood with starter key 2 Using starter key and open the door at the left side of the counterweight 3 Push s...

Page 296: ...7 Insert filter 2 to duct 7 Check that filter 2 is placed correctly in receiving portion 8 of duct 7 and spring plate 1 of the filter is placed in the slit of the duct side 8 Close the door at the lef...

Page 297: ...ilter element O ring and gasket When replacing the O ring or gasket check the fitting condition at the mounting surface to prevent it from being twisted and broken Check drain engine oil and if metal...

Page 298: ...not turn any more Do not reuse the filter element O ring and gasket When replacing the O ring or gasket check the fitting condition at the mounting surface to prevent it from being twisted and broken...

Page 299: ...check the engine oil level If the level is low refill the engine oil repeatedly to the proper level 13 Make sure that there is no leakage from the mounting surface of the oil filter 14 Attach the cov...

Page 300: ...O ring and the gaskets When replacing the O ring and the gaskets check the fitting condition at the mounting surface to prevent them from being twisted and broken 1 Place a container for drain fuel un...

Page 301: ...and foreign materials on the mounting surface of cover 7 10 Turn case 4 with filter wrench W to install it to cover 7 securely Tightening torque 30 2N m 22 1 1 48 lbf ft 11 Replace gaskets 8 and 9 wit...

Page 302: ...TER in Chapter 4 to close cock 2 of the fuel pre filter 1 2 3 A A A 4 Clean the area around air bleeder plug 3 5 Loosen air bleeder plug 3 and drain the fuel inside the filter 6 By using the fuel filt...

Page 303: ...About maximum 35 cc per each direction 4 17 5 CHECKING SWING BEARING MOUNTING BOLT FOR LOOSENESS Use a torque wrench when tightening the bolts of the swing bearing 2 1 1 Check that bolts 1 and 2 whic...

Page 304: ...e starter key 3 Check the seal on filler cap 1 and replace it if damaged 4 Wash strainer 3 with clean light oil and install it If damaged replace it with a new one 5 Attach filler cap 1 and after lock...

Page 305: ...from plastic cover 4 and then remove boot 3 2 1 2 Remove the rubber boot of the pilot valve and apply a small amount of grease to push rod 1 and top end 2 of the rotation sliding section 3 After apply...

Page 306: ...mpressor sealing If an oil stain is found around a pipe joint it is a sign of gas leakage Contact your KOBELCO authorized dealer for inspection Be sure to follow the following regulations to protect t...

Page 307: ...ENANCE Condition of Sight Glass When insufficiently charged After turning ON the main power switch bubbles are seen continuously Copyright 2020 Kobelco Construction Machinery Co Ltd All rights reserve...

Page 308: ...Contact your KOBELCO authorized dealer for replacement of the filter 1 2 3 4 5 A 1 Disconnect the wiring attached to the pump 1 cover 5 Turn the cover using a wrench to remove it A Impossible to disas...

Page 309: ...tion pipe high pressure pipe is removed do not reuse but replace it Also when the pipe is found loosened replace it Reuse of the removed injection pipe can cause fuel leakage Copyright 2020 Kobelco Co...

Page 310: ...ut the return filter do not return the hydraulic oil remaining in the filter back to the tank As for the return filter element kit to be replaced ask your KOBELCO authorized dealer for the part number...

Page 311: ...t this time do not return the hydraulic oil remaining in the filter back to the tank 7 Replace O ring 4 on the mounting surface of cover 3 8 Insert element assembly 7 9 Attach the element by the rever...

Page 312: ...ut off lever to the LOCKED position 1 4 Remove breather cap 1 on the top of the hydraulic oil tank and keep pressing the valve until the pressure inside the hydraulic oil tank is released 1 2 3 4 5 6...

Page 313: ...of mounting bolts 3 and nuts 4 When engine mounting bracket 1 and rubber mount 2 are damaged or deteriorated contact your KOBELCO authorized dealer for replacement 2 When looseness is found tighten mo...

Page 314: ...tive cover on the battery upper section It may cause a short circuit resulting in a fire or explosion Before turning the battery power off switch to the O OFF position or removing the terminal of the...

Page 315: ...he work according to the procedure and do not allow the air to remain inside the coolant circuit Use the KOBELCO genuine antifreeze at 50 concentration Use clean water such as tap water for the water...

Page 316: ...r washing the radiator with the cleaning solution perform washing with flowing water again according to procedures 5 to 7 At this time continue the washing with flowing water until clean water comes o...

Page 317: ...for the first time Check drain oil and if metal chips or powder is found in the oil contact your KOBELCO authorized dealer Dispose of the drain waste oil properly as industrial waste 1 Move the machi...

Page 318: ...tion in which drain plug 1 is positioned at the lower side and lower the bucket to the ground 3 Stop the engine and move the pilot control shut off lever to the LOCKED position 4 Place a container for...

Page 319: ...mpting to change the hydraulic oil 1 Move the machine to a level and firm place 2 Park the machine in the hydraulic oil inspection position 3 Stop the engine and move the pilot control shut off lever...

Page 320: ...damage is found replace it with a new one 10 Insert suction strainer 4 into the hydraulic oil tank 11 Install cover 3 with bolt 2 Tightening Torque 46 5 4 6N m 34 3 3 4lbf ft 12 Start the engine run i...

Page 321: ...ase is applied too much it may cause damages to the seals of the bearing Do not apply the grease too much 1 Move the machine to a level and firm place 2 Put the bucket on the ground 3 Stop the engine...

Page 322: ...nd 7 and be sure to replace them with new ones 1 2 3 1 Loosen bolt 1 at the forward side of the upper structure and remove cover 2 and packing 3 for inspection 2 After inspection replace with new pack...

Page 323: ...o clean the pilot line filter Before performing the work wait until the internal pressures of the hydraulic oil tank and the hydraulic system are released 3 2 1 1 Open the side cover next to the pump...

Page 324: ...pressure from the tank Immediately after engine operation the oil is hot and it may cause burns Wait until the oil temperature cools down before attempting to replace the hydraulic oil When the hydra...

Page 325: ...e hydraulic oil tank and keep pressing the valve until the pressure inside the hydraulic oil tank is released 4 3 7 Remove bolt 3 and cover 4 on the tank upper surface Do not drop bolts or others into...

Page 326: ...Tightening torque 46 5 4 6N m 34 3 3 4lbf ft 13 Start the engine run it at low idle for several 5 to 7 minutes After that extend and retract each cylinder and swing the machine 14 Set the machine in t...

Page 327: ...e replacing the filter stop the engine and wait about 30 minutes 6 1 DEF AdBlue supply module 6 is mounted to the upper frame on the right side of the machine A Filter side 2 When there is a cover aro...

Page 328: ...ls from the mounting surfaces of filter cover 1 and the supply module 1 10 Attach filter cover 1 with a wrench Tightening Torque 20 to 25 N m 15 to 18 lbf ft 11 When the cover was removed attach it in...

Page 331: ...n to the surroundings and operate each control lever slowly and confirm that each motion is in accordance with the control pattern indicated on the label When it is not matched replace the label with...

Page 332: ...m3 0 65 cu yd bucket and 4 68m 15 4 boom specification MODEL OVERALL LENGTH OPERATING MASS 700 mm 27 6 800 mm 31 5 900 mm 35 4 SK140SRL 7 7 460 mm 24 6 16 800 kg 37 040 lbs 17 100 kg 37 710 lbs 17 30...

Page 333: ...ravity Be sure to travel slowly Be sure to turn the auto acceleration switch to the OFF position When the machine is operated with the auto acceleration turned to the ON position the engine speed may...

Page 334: ...is traveling up or down the ramp fold the arm and attachment and raise the boom to avoid interference with the ramp or trailer bed as shown in the figure When the clearance between the ramp or the tra...

Page 335: ...ust be level to that of the trailer bed 4 Park the trailer properly at the required position LOADING A MACHINE WITHOUT ATTACHMENT EQUIPMENT DO NOT SWING Do not swing the machine during loading and unl...

Page 336: ...y from moving back and forth or rolling by vibration of the trailer In addition secure individual parts and removed parts securely on the trailer RUBBER CRAWLER AND PAD SHOE 2 2 1 1 Check that all gua...

Page 337: ...to the ramps and adjust the angle between the arm and boom to 80 to 100 degrees When this machine is traveling up or down the ramp fold the arm and attachment and raise the boom to avoid interference...

Page 338: ...ine as a group work surely send and receive signals to each other Do not lift the machine with a worker on it Keep the machine horizontal when lifting it Center of gravity Lifting jig Place cloth or p...

Page 339: ...the front window and the window glasses of the cab the cab door the left and right side doors and the engine hood and then lock them 6 Pass the wire ropes through the spaces between the first lower r...

Page 340: ...When the machine is shipped from a factory the mirrors are not installed When removing and installing the mirrors see ADJUSTMENT OF MIIRRORS in Chapter 3 Copyright 2020 Kobelco Construction Machinery...

Page 341: ...een the wire ropes and edges of the lower frame Do not shock load the wire ropes Tow slowly and avoid sudden load changes to the wire ropes Shackles must be used for towing A B C 5 5 1 TOWING METHOD O...

Page 345: ...luding lug height mm inch 415 16 3 G Tail swing radius mm ft in 1 490 4 11 H Crawler overall length mm ft in 3 580 11 9 3 750 12 4 I Tumbler center distance mm ft in 2 870 9 5 3 040 9 11 7 J Clearance...

Page 347: ...400 15 7 G Tail swing radius mm ft in 1 490 4 11 H Crawler overall length mm ft in 3 580 8 6 3 750 12 4 I Tumbler center distance mm ft in 2 870 9 5 0 3 040 9 12 J Clearance height under upper structu...

Page 348: ...22 8 G Tail swing radius mm ft in 1 490 4 11 H Crawler overall length mm ft in 3 790 12 5 I Tumbler center distance mm ft in 2 990 9 10 J Clearance height under upper structure excluding lug height mm...

Page 349: ...ped bucket The dimensions marked with do not include height of shoe lug 6 2 1 SK135SR 7 Type Grouser shoe 500 19 7 600 23 6 700 27 6 Use For ordinary soil For soft soil For soft soil Standard Option O...

Page 350: ...2 690 8 10 Ground contact pressure kPa psi 48 7 0 41 5 9 35 5 1 6 2 3 SK140SRLC 7 Type Grouser shoe 500 19 7 600 23 6 700 27 6 Use For ordinary soil For soft soil For soft soil Standard Option Option...

Page 351: ...6 2 690 8 10 Ground contact pressure kPa psi 46 6 7 39 5 7 34 4 9 6 2 5 SK140SRL 7 Type Grouser shoe 700 27 6 800 31 5 900 35 4 Use For soft soil For soft soil For soft soil Option Standard Option Bo...

Page 352: ...980 19 7 C Maximum height of cutting edge 9 180 30 1 9 550 31 4 D Maximum dumping height 6 750 22 2 7 110 23 4 E Minimum dumping height 2 620 8 7 2 250 7 5 F Vertical digging depth 4 500 14 9 4 950 1...

Page 353: ...6 6 11 6 SPECIFICATION The dimensions marked with do not include height of shoe lug Copyright 2020 Kobelco Construction Machinery Co Ltd All rights reserved S2YY00041ZE03 0701CsCshWbYs...

Page 354: ...ng edge 9 370 30 9 D Maximum dumping height 6 940 22 9 E Minimum dumping height 2 810 9 3 F Vertical digging depth 4 310 14 2 G Minimum swing radius 2 130 6 11 9 H Height at minimum swing radius 7 060...

Page 355: ...915 36 0 855 33 7 4 360 794 0 50 0 65 0 38 0 50 1 000 3 3 940 37 0 5 390 860 0 57 0 75 0 43 0 56 1 100 3 7 1 040 3 5 5 410 904 0 70 0 90 0 52 0 68 1 275 4 2 1 180 3 10 5 440 970 Breaker Nibbler crushe...

Page 357: ...7 7 MACHINE OPERATION MANAGEMENT SYSTEM 7 1 7 MACHINE OPERATION MANAGEMENT SYSTEM Copyright 2020 Kobelco Construction Machinery Co Ltd All rights reserved S2YY00041ZE03 0701CsCshWbYs...

Page 359: ...c devices in advance Do not spill water over the cable and the components of this system This may cause a failure of the machine Installation and removal of the components and the cable of this system...

Page 360: ...W ON DO NOT CUT BAT PWR AT UPDATE 1 If update of the software is possible when the starter switch is turned to the ON or START position and the engine is started the following selection screen appears...

Page 361: ...renewal of the software will not start when CANCEL is set 30 seconds elapses with the selection screen displayed or the control lock lever is moved to the UNLOCKED position even if the starter key is...

Page 365: ...performing demolition works or works in the working sites including mining and quarry sites in which falling materials and or flying debris can be generated If working with the hydraulic breaker or o...

Page 366: ...produce forces that exceed the limits of the top guard and cause serious injury or death Never weld drill or modify the top guard or other protective structures Any modification could weaken the struc...

Page 367: ...rock or concrete by falling or hitting the breaker Hitting may cause damages to the boom the arm the breaker and the base machine DO NOT MOVE DEBRIS Do not use the breaker for moving debris and other...

Page 368: ...sulting in damages CONTINUOUS USE FOR 1 MINUTE OR LONGER Within One Minute If an object cannot be broken by hitting the same point for 1 minute or more change the target point Using the breaker contin...

Page 369: ...y contact your KOBELCO authorized dealer If you continue working it may cause damages to the hydraulic components and piping DO NOT OPERATE BREAKER WITHOUT WORK MATERIAL Do not operate the breaker wit...

Page 370: ...eaker shall be in the same direction of the chisel axle Apply the chisel perpendicularly to a surface to be broken during operation If you work in an unnatural posture the sealed portions of the break...

Page 371: ...CHISEL AND BOOM When the machine is in a position of holding the breaker inward it may cause interference between the chisel and the boom Be careful about operation Copyright 2020 Kobelco Construction...

Page 372: ...bler crusher DO NOT USE NIBBLER CRUSHER FOR OTHER THAN INTENDED PURPOSE Do not fall or hit the nibbler crusher to an object Hitting may damage the boom the arm the nibbler crusher and the base machine...

Page 373: ...rusher and the base machine DO NOT WORK ON UNSTABLE PLACE Do not perform work when the machine is on a weak ground or debris Working under unstable condition may cause the machine to tip over WATCH OU...

Page 374: ...bbler crusher abruptly It can cause damages to each cylinder and the machine to tip over CYLINDER ROD AT STROKE END Operate the cylinder rod with leaving some space to the stroke end Operating the hyd...

Page 375: ...bbler crusher for lifting work DO NOT LIFT BASE MACHINE Do not lift up the base machine by pushing the nibbler crusher against the ground It will cause damages to the boom the arm and the nibbler crus...

Page 376: ...R AND BOOM When the machine is in a position of holding the nibbler crusher inward it may cause interference between the nibbler crusher and the boom Be careful about operation Copyright 2020 Kobelco...

Page 377: ...ket Rotary tilt This mode is designed considering the operation such as a rotary tilt Individual setting This mode can be customized for an attachment other than those mentioned above When the attachm...

Page 378: ...ill automatically become a circuit which goes through the control valve When the breaker is installed the return circuit needs to be returned to the return filter directly without going through the co...

Page 379: ...HMENT MODE in Chapter 8 Attachment Mode Hydraulic Circuit Other than breaker Flow and return circuit Breaker Single flow circuit When SELECTOR VALVE FAILURE is displayed on the monitor the output and...

Page 380: ...ubject hoses and connectors to release the pressure inside the hydraulic piping VALVE POSITION Free Hydraulic oil flows Stop Hydraulic oil stops 2 2 H H 1 1 H Stop Free Stop Free Stop Free Rotation Br...

Page 381: ...TACHMENT MODE DETAILS in Chapter 2 The flow rate specification varies according to each breaker Using the breaker at a flow rate over that described in the specification may cause seizure or overheat...

Page 382: ...all safety precautions and procedures in this manual before attempting any operation of the machine When using the nibbler crusher or the breaker see SELECTION OF ATTACHMENT MODE AND SELECTOR VALVE i...

Page 383: ...rom the inside of the cab Operation procedures Oil flow Sliding to the left Left piping Sliding to the right Right piping NIBBLER CRUSHER OPERATION Do not touch breaker switch button 4 when operating...

Page 384: ...breaker for 60 seconds then release the switch Operation procedures Oil flow Press switch 4 Left piping Release switch 4 Stops does not flow The breaker can be operated by sliding nibbler control swi...

Page 385: ...result in a failure of the base machine hydraulic breaker and hydraulic components To extend the service life of hydraulic components replace the hydraulic oil and the filter elements at the following...

Page 386: ...y read the precautions for using the breaker and precautions for each breaker Installing an accumulator is sometimes required Consult your KOBELCO authorized dealer for details before starting install...

Page 387: ...eplace the control pattern label with a one matching the actual machine movement or change the lever pattern of the rotary multi control valve to match the control pattern label With the engine stoppe...

Page 388: ...in front of the fuel tank and hold it with the stay 3 Remove wing bolt 2 and switch lever 3 to the position of the desired control pattern 4 Tighten wing bolt 2 to fix lever 3 after setting the contr...

Page 389: ...tch to install and remove the front attachment from the quick hitch Move sliding portion 1 of the switch to the direction of the arrow shown in the figure and then push the LOCK or UNLOCK side to swit...

Page 390: ...ORK WITHOUT FRONT ATTACHMENT Do not lift a load or the machine when the front attachment is not installed It may cause damage to the quick hitch DO NOT LIFT OR MOVE PERSONNEL Never lift or move person...

Page 391: ...t of the quick hitch the front attachment and a load to be handled do not exceed the maximum load described in the rated lift capacity chart inside the cab CHECK QUICK HITCH OPERATION SWITCH When the...

Page 392: ...a level ground and lower the front attachment to the ground 1 2 Push the UNLOCK side of the quick hitch operation switch to move movable hook 1 to release the front attachment See QUICK HITCH OPERATIO...

Page 393: ...ment on a level ground Attach pins 2 and 3 to the front attachment 2 4 2 Operate the machine to lower the quick hitch and engage fixed hook 4 with pin 2 3 4 3 Extend the bucket cylinder so that the qu...

Page 394: ...to make it easier to remove 1 aa A B H L DETAIL aa Turn valve switch knob 1 to direction A to increase the pressure at the unlock side rod side of the quick hitch With this condition remove the front...

Page 395: ...tilting Pull lever 1 down to tilt the rear of the seat up down 5 levels tilting The height of the seat is adjusted by tilting the front and rear of the seat alternatively 8 10 2 RECLINING ADJUSTMENT...

Page 396: ...5 by hand to fine adjust the angle of the arm rest in regular position up down 8 10 6 HEAD REST ADJUSTMENT F The head rest can be moved up down back and forth To adjust the head rest up and down hold...

Page 397: ...resulting in severe injury or death If the floating function is provided switch 2 of the dozer control lever cannot change the travel speed 2 1 ON 1 Turn on floating dozer switch 1 2 Press floating s...

Page 401: ...es of the travel motor and the swing motor and how to lower the attachment to the ground These operations should be performed only by an experienced and trained operator who fully reads and understand...

Page 402: ...valve is attached to the boom cylinder loosen lock nut 3 of the port relief valve of holding valve 1 and loosen adjusting bolt 2 2 Loosen lock nut 5 of emergency manual valve 4 at the head side of the...

Page 403: ...k your KOBELCO authorized dealer for readjusting the set pressure of the relief valve 6 5 R H 3 1 2 4 Front Side Boom cylinder head side XAb port Shuttle valve Remote cont rol valve Lever lock solenoi...

Page 404: ...r Not following this may cause oil leakage Prevent contamination of the removed parts Intrusion of dust may cause a failure of the machine When installing or removing the parts be careful not to get y...

Page 405: ...nd attach the lifting eye to each hole 8 Attach the sling to the lifting eyes and remove slack of the chain or cable 9 Strike the end of the cover lightly with a plastic mallet and remove cover 1 10 R...

Page 406: ...move the machine to a place where it can be repaired MOVING MACHINE TO PLACE FOR REPAIRING The machine is in a very dangerous condition because it can move unintentionally due to release of the parkin...

Page 407: ...ent to the ground On a slope or soft ground the upper structure and the machine may move unintentionally and it is very dangerous 9 4 1 SWING BRAKE RELEASE PROCEDURE WITH HYDRAULIC HAND PUMP 1 See LOW...

Page 408: ...e PR port with the hydraulic hand pump 4 Apply the pressure of 2 8MPa 406psi to the port by the hydraulic hand pump to release the swing brake Symbol Name Size Torque N m lbf ft A B Main port 2 PF1 2...

Page 409: ...dangerous condition because it can move unintentionally due to release of the swing brake Check that the swing radius of the machine is clear of people and then start swinging the machine 7 After repa...

Page 410: ...lastic mallet or soft mallet Waste cloth or paper towel Plug and cap Tools to remove install hoses tubes and connectors 1 See LOWERING ATTACHMENT TO GROUND in Chapter 9 to lower the attachment to the...

Page 411: ...essure may cause the machine to move 7 Using the lifting device remove valve casing 1 slowly 2 8 Remove springs 2 inside the swing motor and put them in the container filled with new hydraulic oil To...

Page 412: ...he machine is in a very dangerous condition because it can move unintentionally due to release of the swing brake Check that the swing radius of the machine is clear of people and then start swinging...

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