Kobelco SK135SR-7 User manual

Book Code No. S2YY00041ZE03
APPLICABLE No.
READ, UNDERSTAND AND FOLLOW ALL SAFETY
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 Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

1
［CONTENTS］
IMPORTANT INFORMATION
PREFACE ................................................................................................................................................0-3
STORE OPERATION & MAINTENANCE MANUALS ON THE MACHINE ..................................................0-4
SAFETY INFORMATION IN MESSAGES OR LABELS IN THIS MANUAL AND ON THE MACHINE ...............0-5
SAFETY LABELS ..................................................................................................................................0-5
SUMMARY OF THE MACHINE..................................................................................................................0-7
QUALIFICATION FOR OPERATING THE MACHINE ...................................................................................0-8
CAB WITH ROPS (ROLL-OVER PROTECTIVE STRUCTURE)/FALLING OBJECTS PROTECTIVE
STRUCTURE.......................................................................................................................................0-9
ORDERING PARTS AND SERVICE .........................................................................................................0-10
WARRANTY ........................................................................................................................................... 0-11
IMPORTANT NOTIFICATION...................................................................................................................0-12
1. SAFETY INSTRUCTIONS
1.1 SAFETY LABELS & DECALS ............................................................................................................1-3
1.1.1 ALWAYS MAKE SURE ALL OF THE SAFETY LABELS ARE LEGIBLE AND NOT
DAMAGED.......................................................................................................................................1-3
1.1.2 "DO NOT OPERATE" TAG...........................................................................................................1-3
1.1.3 LOCATION OF SAFETY LABELS & DECALS ...............................................................................1-4
1.1.4 SAFETY LABELS........................................................................................................................1-7
1.2 PRE-START SAFETY......................................................................................................................1-13
1.2.1 OPERATION RULES.................................................................................................................1-13
1.2.2 PROTECTION TOOLS ..............................................................................................................1-14
1.2.3 ABNORMAL 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 SECURE VISIBILITY.......................................................................................................................1-22
1.3.1 BE AWARE OF YOUR SURROUNDINGS...................................................................................1-22
1.4 PRECAUTIONS FOR OPERATION..................................................................................................1-23
1.4.1 STARTING ...............................................................................................................................1-23
1.4.2 TRAVELING .............................................................................................................................1-27
1.4.3 PROHIBITED OPERATIONS .....................................................................................................1-30
1.4.4 SAFETY CHECK ON THE PARKING MACHINE .........................................................................1-36
1.5 AT THE END OF EACH SHIFT.........................................................................................................1-38
1.6 PRECAUTIONS OF INSPECTION & MAINTENANCE .......................................................................1-39
1.6.1 PERIODIC INSPECTIONS ........................................................................................................1-39
1.6.2 BEFORE INSPECTION & MAINTENANCE ................................................................................. 1-40
1.6.3 DURING INSPECTION & MAINTENANCE .................................................................................1-41
1.6.4 PROHIBITED IN INSPECTION & MAINTENANCE ......................................................................1-47
1.6.5 AFTER COMPLETION OF MAINTENANCE................................................................................1-48
1.7 PRECAUTIONS FOR BATTERY ......................................................................................................1-49
1.7.1 HANDLING THE BATTERY .......................................................................................................1-49
1.8 HANDLING OF THE ACCUMULATOR OR GAS SPRING ..................................................................1-50
2. MACHINE FAMILIARIZATION
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

2
［CONTENTS］
2.1 BASIC COMPONENTS OF THE MACHINE ........................................................................................2-3
2.2 OPERATOR'S STATION NOMENCLATURE .......................................................................................2-5
2.3 MONITOR ........................................................................................................................................2-7
2.3.1 NORMAL SCREEN .....................................................................................................................2-7
2.3.2 SWITCH DISPLAY ......................................................................................................................2-8
2.3.3 NOTIFICATION ICON..................................................................................................................2-8
2.3.4 HYDRAULIC OIL TEMPERATURE METER ..................................................................................2-9
2.3.5 FUEL LEVEL METER..................................................................................................................2-9
2.3.6 ENGINE COOLANT TEMPERATURE METER ............................................................................2-10
2.3.7 DEF/ADBLUE LEVEL GAUGE ...................................................................................................2-10
2.3.8 SWITCH BOX........................................................................................................................... 2-11
2.3.9 SETTING MENU SCREEN ........................................................................................................2-13
2.3.10 SWITCH SETTING SCREEN ...................................................................................................2-24
2.3.11 TRAVEL SPEED SELECTION..................................................................................................2-26
2.3.12 WORK MODE SELECTION .....................................................................................................2-27
2.3.13 SWITCHING ATTACHMENT MODE .........................................................................................2-28
2.3.14 AUTO ACCELERATION ON/OFF SELECTION .........................................................................2-34
2.3.15 WIPER SWITCH .....................................................................................................................2-35
2.3.16 WASHER SWITCH..................................................................................................................2-35
2.3.17 BUZZER STOP SWITCH .........................................................................................................2-36
2.3.18 WARNING DISPLAY SCREEN.................................................................................................2-39
2.3.19 CLOGGING DETECTOR OF HYDRAULIC OIL FILTER .............................................................2-43
2.4 HANDLING OF 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
2.4.6 CAP (OPTION SWITCH) ...........................................................................................................2-46
2.4.7 HORN SWITCH ........................................................................................................................2-46
2.4.8 EMERGENCY ACCEL...............................................................................................................2-47
2.4.9 SWING PARKING BRAKE RELEASE SWITCH...........................................................................2-48
2.4.10 KPSS RELEASE SWITCH .......................................................................................................2-48
2.4.11 ENGINE STOP SWITCH..........................................................................................................2-49
2.4.12 12 V POWER SUPPLY ............................................................................................................2-49
2.4.13 USB PORT/EXTERNAL INPUT TERMINAL (AUX) ....................................................................2-50
2.5 HANDLING OF LEVERS AND PEDALS............................................................................................2-51
2.5.1 LOCATION OF LEVERS AND PEDALS ......................................................................................2-51
2.5.2 CONTROL LOCK LEVER ..........................................................................................................2-52
2.5.3 OPERATOR CONTROL LEVERS ..............................................................................................2-53
2.5.4 TRAVEL LEVER & PEDAL.........................................................................................................2-54
2.5.5 DOZER OPERATION LEVER ....................................................................................................2-55
2.6 HANDLING OF FUSE & RELAY BOX ...............................................................................................2-56
2.6.1 ABOUT FUSE & RELAY BOX ....................................................................................................2-56
2.6.2 REPLACING FUSES.................................................................................................................2-56
2.6.3 FUSE CAPACITY AND CIRCUIT NAME ..................................................................................... 2-57
2.7 HANDLING OF FUSIBLE LINK (FOR STARTER) ..............................................................................2-58
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

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［CONTENTS］
2.7.1 FUSIBLE LINK INSPECTION/REPLACEMENT...........................................................................2-58
2.8 CONTROLLER ...............................................................................................................................2-59
2.9 HANDLING OF RADIO ....................................................................................................................2-60
2.9.1 NAME OF EACH PART .............................................................................................................2-60
2.9.2 ON-AIR (NORMAL CONDITION) ...............................................................................................2-61
2.9.3 SWITCHING SOURCE..............................................................................................................2-62
2.9.4 FM/AM .....................................................................................................................................2-63
2.9.5 BLUETOOTH AUDIO FUNCTION, AND USB PORT/EXTERNAL INPUT TERMINAL.....................2-68
2.9.6 PAIRING (REGISTRATION OF DEVICES)..................................................................................2-71
2.9.7 TELEPHONE FUNCTION..........................................................................................................2-73
2.9.8 FILE PLAYING FUNCTION........................................................................................................2-75
2.9.9 VOLUME CONTROL.................................................................................................................2-82
2.9.10 SOUND ADJUSTMENT...........................................................................................................2-83
2.9.11 CLOCK ADJUSTMENT............................................................................................................2-87
2.10 AIR CONDITIONER.......................................................................................................................2-88
2.10.1 GRILLE (AIR OUTLET)............................................................................................................2-88
2.10.2 AIR CONDITIONER CONTROL PANEL....................................................................................2-89
2.10.3 AIR CONDITIONER OPERATION PANEL.................................................................................2-90
2.10.4 HOW TO USE AIR CONDITIONER ..........................................................................................2-93
2.10.5 SELF-DIAGNOSIS FUNCTION IN DISPLAY MONITOR.............................................................2-95
2.10.6 HANDLING AT IN-SEASON/OFF-SEASON ..............................................................................2-96
2.11 HANDLING OF SEAT BELT............................................................................................................2-97
2.11.1 HOW TO FASTEN SEAT BELT.................................................................................................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 RECLINING ADJUSTMENT.....................................................................................................2-99
2.12.5 FRONT/REAR ADJUSTMENT OF CONTROL STAND...............................................................2-99
2.12.6 TILT ADJUSTMENT OF CONTROL BOX ..................................................................................2-99
2.12.7 FRONT/REAR ADJUSTMENT OF SEAT ................................................................................ 2-100
2.12.8 TILT ADJUSTMENT OF SEAT SEATING SURFACE ................................................................ 2-100
2.12.9 FRONT/REAR ADJUSTMENT OF SEAT SEATING SURFACE................................................. 2-100
2.12.10 ARM REST ADJUSTMENT .................................................................................................. 2-100
2.12.11 HEAD REST ADJUSTMENT................................................................................................. 2-100
2.12.12 SEAT HEATER.................................................................................................................... 2-100
2.12.13 LUMBAR SUPPORT ........................................................................................................... 2-100
2.13 HANDLING PARTS INSIDE CAB.................................................................................................. 2-101
2.13.1 CAB DOOR LOCK................................................................................................................. 2-101
2.13.2 OPENING DOOR FROM INSIDE OF CAB .............................................................................. 2-101
2.13.3 OPENING/CLOSING FRONT WINDOW (UPPER)................................................................... 2-102
2.13.4 REMOVING FRONT WINDOW (LOWER) ............................................................................... 2-103
2.13.5 ROOM LAMP........................................................................................................................ 2-104
2.14 EMERGENCY ESCAPE FROM OPERATOR'S STATION............................................................... 2-105
2.15 OTHER ACCESSORIES.............................................................................................................. 2-106
2.15.1 TOOL BOX ........................................................................................................................... 2-106
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

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［CONTENTS］
2.15.2 GREASE GUN HOLDER ....................................................................................................... 2-106
2.15.3 GUARD/SIDE DOOR (WITH LOCK) ....................................................................................... 2-106
2.16 BATTERY POWER-OFF SWITCH ................................................................................................ 2-108
3. MACHINE OPERATION
3.1 DAILY MAINTENANCE CHECKS.......................................................................................................3-3
3.1.1 SUPPORT STAY.........................................................................................................................3-3
3.2 CHECK BEFORE STARTING ENGINE...............................................................................................3-5
3.2.1 CHECKING COOLANT LEVEL AND REFILLING ..........................................................................3-5
3.2.2 CHECKING ENGINE OIL LEVEL OF ENGINE OIL PAN AND REFILLING.......................................3-6
3.2.3 CHECKING FUEL LEVEL AND REFUELING ................................................................................3-8
3.2.4 DRAINING FUEL PRE-FILTER ....................................................................................................3-9
3.2.5 CHECKING OIL LEVEL OF HYDRAULIC OIL TANK .................................................................... 3-10
3.2.6 CHECKING FAN BELT AND AIR CONDITIONING COMPRESSOR BELT..................................... 3-11
3.2.7 CHECKING RADIATOR, OIL COOLER AND FILTER...................................................................3-12
3.2.8 CHECKING DEF/ADBLUE LEVEL AND REFILLING ...................................................................3-12
3.2.9 ADJUSTMENT OF OPERATOR'S SEAT.....................................................................................3-13
3.2.10 ADJUSTMENT OF MIRRORS..................................................................................................3-14
3.2.11 CHECKING DISPLAY OF MONITOR ........................................................................................3-18
3.2.12 CHECKING WORKING LIGHT.................................................................................................3-18
3.2.13 CHECKING OF AIR CLEANER 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
3.5 CHECK AFTER STARTING ENGINE................................................................................................3-25
3.5.1 CHECK OF PILOT CONTROL LOCK LEVER..............................................................................3-25
3.5.2 CHECK OF ENGINE AND MONITOR.........................................................................................3-26
3.6 WARMING-UP ................................................................................................................................3-27
3.6.1 ENGINE WARMING-UP ............................................................................................................3-27
3.6.2 WARMING-UP HYDRAULIC OIL................................................................................................3-28
3.7 AUTO IDLING STOP FUNCTION .....................................................................................................3-29
3.7.1 RESTART AFTER AUTO IDLE STOP .........................................................................................3-29
3.8 WORK MODE SELECTION .............................................................................................................3-31
3.9 SWITCHING ATTACHMENT MODE .................................................................................................3-32
3.10 MACHINE OPERATION.................................................................................................................3-33
3.10.1 PRECAUTIONS OF MACHINE OPERATION ............................................................................3-33
3.10.2 TRAVEL PROCEDURES .........................................................................................................3-34
3.10.3 TRAVEL SPEED SELECTION..................................................................................................3-36
3.10.4 MACHINE OPERATION IN WATER OR ON SOFT GROUND.....................................................3-37
3.10.5 GETTING OUT OF SOFT GROUND.........................................................................................3-38
3.10.6 SWING AND ATTACHMENT/EQUIPMENT OPERATIONS.........................................................3-39
3.11 WORK PROCEDURES OF MACHINE ............................................................................................3-41
3.11.1 DIGGING WORK.....................................................................................................................3-41
3.11.2 LOADING WORK ....................................................................................................................3-41
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

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［CONTENTS］
3.11.3 GROUND LEVELING WORK ...................................................................................................3-42
3.12 ALWAYS PARK MACHINE PROPERLY ..........................................................................................3-43
3.12.1 PARKING MACHINE ON SLOPE .............................................................................................3-43
3.13 INSPECTION AND CHECK AFTER OPERATION............................................................................3-45
3.14 MACHINE OPERATION IN ADVERSE CONDITIONS ......................................................................3-46
3.14.1 OPERATION IN COLD CONDITION.........................................................................................3-46
3.14.2 OPERATION AT SEASHORE...................................................................................................3-47
3.14.3 OPERATION IN SANDY AND DUSTY AREAS...........................................................................3-47
3.15 PRECAUTIONS FOR LONG-TERM STORAGE ..............................................................................3-48
3.15.1 WASHING MACHINE ..............................................................................................................3-48
3.15.2 REFILLING OIL/GREASING ....................................................................................................3-48
3.15.3 BATTERY ...............................................................................................................................3-48
3.15.4 COOLANT ..............................................................................................................................3-48
3.15.5 PREVENTION OF DUST AND MOISTURE ...............................................................................3-49
3.15.6 PERIODICAL LUBRICATING OPERATION (DURING STORAGE) ............................................. 3-49
3.15.7 TREATMENT AFTER LONG-TERM STORAGE.........................................................................3-49
4. INSPECTION AND MAINTENANCE
4.1 GENERAL ........................................................................................................................................4-3
4.2 INSPECTING AND MAINTAING MACHINE.........................................................................................4-4
4.2.1 PERIODIC INSPECTION AND MAINTENANCE............................................................................4-4
4.2.2 PRECAUTIONS OF INSPECTION AND MAINTENANCE ..............................................................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 INSPECTION AND MAINTENANCE.............................................................................................4-8
4.3.5 PRECAUTIONS OF USING EXHAUST GAS CLEANING DEVICE .................................................4-9
4.4 SCR SYSTEM AND DEF/ADBLUE...................................................................................................4-10
4.4.1 SCR.........................................................................................................................................4-10
4.4.2 DEF/AdBlue..............................................................................................................................4-10
4.4.3 DEF/AdBlue CIRCUIT AND BATTERY........................................................................................ 4-10
4.4.4 STORING DEF/ADBLUE ...........................................................................................................4-10
4.4.5 PURCHASING DEF/ADBLUE ....................................................................................................4-10
4.4.6 LOW DEF/ADBLUE LEVEL ....................................................................................................... 4-11
4.4.7 QUALITY PROBLEMS OF DEF/ADBLUE ................................................................................... 4-11
4.4.8 DRAINING DEF/ADBLUE..........................................................................................................4-12
4.4.9 FAILURE OF EXHAUST GAS CLEANING DEVICE .....................................................................4-13
4.4.10 EMERGENCY EVACUATION MODE........................................................................................4-14
4.4.11 SCR INSPECTION AND MAINTENANCE .................................................................................4-14
4.5 LUBRICANT, FUEL & COOLANT SPECIFICATIONS .........................................................................4-15
4.6 ABOUT USE OF BIO-OIL (BIODEGRADABLE HYDRAULIC OIL)....................................................... 4-17
4.6.1 GREASE AND OIL FOR USE ....................................................................................................4-17
4.6.2 PRECAUTIONS FOR BIO-OIL ...................................................................................................4-17
4.6.3 REPLACEMENT INTERVAL OF BIO-OIL....................................................................................4-17
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

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［CONTENTS］
4.6.4 FLUSHING PROCEDURES OF BIO-OIL ....................................................................................4-17
4.7 MAINTENANCE PARTS ..................................................................................................................4-18
4.8 TIGHTENING TORQUES FOR BOLTS & NUTS (SPECIFIC POSITIONS) ..........................................4-19
4.9 TIGHTENING TORQUES FOR BOLTS & NUTS ................................................................................ 4-21
4.10 TIGHTENING TORQUES FOR JOINTS & HYDRAULIC HOSES ......................................................4-23
4.11 INSPECTION AND MAINTENANCE CHART...................................................................................4-25
4.12 MAINTENANCE WHEN REQUIRED...............................................................................................4-30
4.12.1 CHECKING AND REPLACING WIPER BLADES.......................................................................4-30
4.12.2 WASHER FLUID INSPECTION................................................................................................4-30
4.12.3 REPLACING BUCKET.............................................................................................................4-31
4.12.4 REPLACING TOOTH POINT AND SIDE CUTTER.....................................................................4-33
4.12.5 INSPECTION AND ADJUSTMENT OF BUCKET GAP ADJUSTMENT MECHANISM...................4-36
4.12.6 BLEEDING AIR FROM FUEL PIPING.......................................................................................4-37
4.12.7 CLEANING CAB SKYLIGHT ....................................................................................................4-38
4.12.8 RELEASING INTERNAL PRESSURE IN HYDRAULIC SYSTEM................................................4-39
4.12.9 GREASING ATTACHMENT/EQUIPMENT................................................................................. 4-40
4.13 8 HOUR (DAILY) INSPECTION & MAINTENANCE PROCEDURES..................................................4-41
4.13.1 GREASING ATTACHMENT .....................................................................................................4-41
4.14 50 HOUR INSPECTION & MAINTENANCE PROCEDURES ............................................................4-43
4.14.1 INSPECTING AND MAINTAINING BATTERY............................................................................4-43
4.14.2 DRAINING WATER AND SEDIMENT IN FUEL TANK.................................................................4-45
4.14.3 ADJUSTING CRAWLER TENSION ..........................................................................................4-47
4.15 120 HOUR INSPECTION & MAINTENANCE PROCEDURES ..........................................................4-49
4.15.1 CHECKING ENGINE OIL LEVEL 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 COMPRESSOR BELT..................................4-51
4.16.2 CHECKING INTAKE SYSTEM RUBBER HOSE ........................................................................4-55
4.16.3 CHECKING RADIATOR HOSES ..............................................................................................4-56
4.16.4 CLEANING OR REPLACING AIR CONDITIONER FILTERS ......................................................4-58
4.16.5 INSPECTING, CLEANING, OR REPLACING AIR CLEANER ELEMENT.....................................4-60
4.16.6 CLEANING OR REPLACING RADIATOR CAP..........................................................................4-62
4.16.7 INSPECTING SCR SYSTEM ...................................................................................................4-62
4.16.8 CLEANING RADIATOR, OIL COOLER CORE AND FILTER .......................................................4-63
4.17 500 HOUR (6-MONTH) INSPECTION & MAINTENANCE PROCEDURES ........................................4-65
4.17.1 REPLACING ENGINE OIL AND ENGINE OIL FILTER ...............................................................4-65
4.17.2 REPLACING FUEL PRE-FILTER .............................................................................................4-68
4.17.3 REPLACING FUEL FILTER .....................................................................................................4-70
4.17.4 GREASING SWING BEARING.................................................................................................4-71
4.17.5 CHECKING SWING BEARING MOUNTING BOLT FOR LOOSENESS .......................................4-71
4.17.6 CLEANING FUEL TANK CAP AND STRAINER .........................................................................4-72
4.17.7 LUBRICATING PUSH ROD OF CONTROL LEVER ...................................................................4-73
4.17.8 CHECKING AIR CONDITIONER REFRIGERANT ..................................................................... 4-74
4.17.9 CLEANING OR REPLACING ELECTROMAGNETIC FUEL PUMP .............................................4-76
4.18 1000 HOUR (12-MONTH) INSPECTION & MAINTENANCE PROCEDURES ....................................4-78
4.18.1 REPLACING RETURN FILTER ................................................................................................4-78
4.18.2 REPLACING AIR BREATHER ELEMENT .................................................................................4-80
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

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［CONTENTS］
4.18.3 CHECKING ENGINE MOUNTING BRACKET FOR TIGHTENING CONDITION...........................4-81
4.18.4 CHECKING BATTERY VOLTAGE.............................................................................................4-82
4.19 2000 HOUR INSPECTION & MAINTENANCE PROCEDURES ........................................................4-83
4.19.1 REPLACING COOLANT..........................................................................................................4-83
4.19.2 REPLACING OIL IN SWING REDUCTION UNIT ....................................................................... 4-85
4.19.3 REPLACING OIL IN TRAVEL REDUCTION UNITS ...................................................................4-86
4.19.4 CLEANING SUCTION STRAINER............................................................................................4-87
4.19.5 GREASING SWING REDUCTION UNIT ...................................................................................4-89
4.19.6 CHECKING GREASE IN SWING GREASE BATH ..................................................................... 4-90
4.19.7 CLEANING PILOT LINE FILTER ..............................................................................................4-91
4.20 5000 HOUR INSPECTION & MAINTENANCE PROCEDURES ........................................................4-92
4.20.1 REPLACING HYDRAULIC OIL.................................................................................................4-92
4.20.2 REPLACING DEF/ADBLUE SUPPLY MODULE FILTER ............................................................4-95
5. TRANSPORTATION
5.1 TRANSPORTATION..........................................................................................................................5-3
5.1.1 STRICTLY OBSERVE TRANSPORTATION RELATED 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 REMOVING MIRROR..........................................................................................5-12
5.5 TOWING THE MACHINE.................................................................................................................5-13
5.5.1 TOWING METHOD OF THE MACHINE......................................................................................5-13
6. SPECIFICATION
6.1 GENERAL SPECIFICATIONS............................................................................................................6-3
6.1.1 SK135SR-7, SK140SRLC-7.........................................................................................................6-3
6.1.2 SK135SR-7, SK140SRLC-7 (WITH DOZER).................................................................................6-5
6.1.3 SK140SRL-7...............................................................................................................................6-6
6.2 SHOE TYPES AND USES .................................................................................................................6-7
6.2.1 SK135SR-7 ................................................................................................................................6-7
6.2.2 SK135SR-7 (WITH DOZER) ........................................................................................................6-8
6.2.3 SK140SRLC-7 ............................................................................................................................6-8
6.2.4 SK140SRLC-7 (WITH DOZER) ....................................................................................................6-9
6.2.5 SK140SRL-7...............................................................................................................................6-9
6.3 WORKING RANGES.......................................................................................................................6-10
6.3.1 BACKHOE ATTACHMENT (SK140SRLC-7)................................................................................6-10
6.3.2 BACKHOE ATTACHMENT (SK140SRL-7) .................................................................................. 6-12
6.4 ATTACHMENT TYPE AND COMBINATION ...................................................................................... 6-13
6.4.1 FRONT VARIATION ..................................................................................................................6-13
7. MACHINE OPERATION MANAGEMENT SYSTEM
Copyright©2020 Kobelco Construction Machinery Co.,Ltd. All rights reserved. [S2YY00041ZE03] [0701CsCshWbYs]

8
［CONTENTS］
7.1 MACHINE OPERATION MANAGEMENT SYSTEM .............................................................................7-3
7.2 REMOTE DOWNLOAD SYSTEM.......................................................................................................7-4
8. OPTIONAL EQUIPMENT
8.1 OPERATION OF HYDRAULIC NIBBLER (CRUSHER) AND BREAKER ................................................8-3
8.1.1 SELECTION OF NIBBLER (CRUSHER) AND BREAKER ..............................................................8-3
8.1.2 INSTALLATION OF NIBBLER (CRUSHER) OR BREAKER ............................................................8-3
8.1.3 POTENTIAL HAZARDS WHEN OPERATING ...............................................................................8-3
8.1.4 PRECAUTIONS IN USE OF BREAKER........................................................................................8-5
8.1.5 PRECAUTIONS IN USE OF NIBBLER (CRUSHER) ....................................................................8-10
8.2 SELECTION OF ATTACHMENT MODE AND SELECTOR VALVE ......................................................8-15
8.2.1 SWITCHING ATTACHMENT MODE...........................................................................................8-15
8.2.2 SWITCHING SELECTOR VALVE ...............................................................................................8-17
8.3 SWITCHING STOP VALVE ..............................................................................................................8-18
8.4 FLOW RATE ADJUSTMENT............................................................................................................8-19
8.5 CONTROL OF PROPORTIONAL HAND CONTROL..........................................................................8-20
8.5.1 EXTRA / ROTARY HAND CONTROL .........................................................................................8-20
8.5.2 HORN SWITCH ........................................................................................................................8-21
8.5.3 NIBBLER (CRUSHER) OPERATION..........................................................................................8-21
8.5.4 BREAKER OPERATION............................................................................................................8-22
8.6 PERIODIC INSPECTION AND MAINTENANCE OF NIBBLER (CRUSHER) AND BREAKER ...............8-23
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 HITCH OPERATION SWITCH ........................................................................................8-27
8.9.2 PROHIBITED WORKS ..............................................................................................................8-28
8.9.3 PRECAUTIONS FOR USE ........................................................................................................8-29
8.9.4 REMOVING FRONT ATTACHMENT...........................................................................................8-30
8.9.5 INSTALLING FRONT ATTACHMENT..........................................................................................8-31
8.9.6 MANUAL SWITCHING OF PRESSURE REDUCING VALVE FOR QUICK HITCH..........................8-32
8.10 HANDLING OF OPERATOR'S SEAT (MECHANICAL SUSPENSION SEAT) .....................................8-33
8.10.1 HEIGHT AND TILT ADJUSTMENT ...........................................................................................8-33
8.10.2 RECLINING ADJUSTMENT.....................................................................................................8-33
8.10.3 FRONT/REAR SEAT ADJUSTMENT ........................................................................................8-33
8.10.4 FORWARD AND REARWARD ADJUSTMENT OF CONTROL STAND .......................................8-34
8.10.5 ARM REST ADJUSTMENT ......................................................................................................8-34
8.10.6 HEAD REST ADJUSTMENT ....................................................................................................8-34
8.10.7 SUSPENSION ADJUSTMENT .................................................................................................8-34
8.11 FLOATING DOZER........................................................................................................................8-35
9. SPECIAL PROCEDURES
9.1 SPECIAL PROCEDURES AT ENGINE FAILURE ................................................................................9-3
9.2 LOWERING ATTACHMENT TO GROUND..........................................................................................9-4
9.3 RELEASING TRAVEL MOTOR BRAKES............................................................................................9-6
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