Table of Contents
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Table of Contents
Related Manuals for Kobelco ACERA Geospec SK480LC-S
Summarization of Contents
1. MACHINE SPECIFICATIONS
1.1 GENERAL DIMENSIONS
Provides detailed measurements of the machine's overall dimensions.
1.2 SPECIFICATIONS AND PERFORMANCE
Outlines key performance metrics and technical specifications for the machine.
1.3 ENGINE SPECIFICATIONS
Details the engine model, type, displacement, power, and torque.
1.4 HYDRAULIC COMPONENTS
Lists specifications for hydraulic pumps, motors, valves, and cylinders.
1. MACHINE SPECIFICATIONS
1.5 PERFORMANCE TABLE
Presents performance data including swing speed, travel speed, and digging force.
1.6 WEIGHT OF COMPONENTS
Lists the weight of individual machine components and assemblies.
1.7 WORKING RANGES
Shows the machine's operational reach and depth capabilities with different attachments.
1.8 LIFTING DIAGRAM
Provides lifting capacity charts for various boom and bucket configurations.
2. MAINTENANCE
2.1 DESIGNATED OIL AND GREASE, AND FILTER ELEMENT
Specifies recommended oils, greases, and filter elements for various machine components.
2.1.2 FILTERS & ELEMENTS LIST (SK140LC-8)
Lists replacement parts for hydraulic oil tank and air cleaner for SK140LC-8.
2.2 MAINTENANCE STANDARDS AND TEST PROCEDURES
Details standards and procedures for testing various machine systems.
2.2.1 STANDARD VALUE TABLE (SK140LC-8)
Provides standard values for maintenance tests specific to the SK140LC-8 model.
2. MAINTENANCE
2.2.6 MEASUREMENT OF ENGINE SPEED
Explains how to measure and diagnose engine speed using the gauge cluster.
2.2.7 MEASUREMENT OF HYDRAULIC PRESSURE
Details procedures for measuring hydraulic system pressure at various points.
2.2.7.4 PROCEDURE FOR ADJUSTING RELIEF VALVE
Provides step-by-step instructions for adjusting pilot, main, and overload relief valves.
2.2.8 MEASURING TRAVEL PERFORMANCES
Outlines methods for measuring travel speed and sprocket revolutions.
2. MAINTENANCE
2.2.8.2 DEVIATION OF TRAVEL
Explains how to measure travel deviation over a set distance.
2.2.8.3 PERFORMANCES OF PARKING BRAKE
Details procedures for testing parking brake effectiveness on a slope.
2.2.9 MEASURING SWING PERFORMANCES
Outlines methods for measuring swing speed and confirming drive system performance.
2.2.9.2 PERFORMANCE OF SWING BRAKE
Details procedures for confirming swing brake torque performance.
2. MAINTENANCE
2.2.10 MEASURING ATTACHMENT OPERATING PERFORMANCES
Covers measurement of cylinder operating times for boom, arm, and bucket.
2.2.10.2 OIL TIGHTNESS OF CYLINDERS
Explains how to check cylinder oil tightness by measuring rod movement.
2.2.11 MEASURING PERFORMANCES OF SWING BEARING
Describes methods to measure axial play and estimate wear of the swing bearing.
2.3 ATTACHMENT MAINTENANCE STANDARD
Specifies standards for attachment maintenance, including pin and bushing clearance.
2. MAINTENANCE
2.3.2 CLEARANCE IN THRUST DIRECTION ON THE BOOM CYLINDER INSTALLATION SECTION
Details clearance measurements in the boom cylinder installation area.
2.3.3 CLEARANCE OF ARM AND CYLINDER INSTALLING SECTIONS IN THRUST DIRECTION
Specifies clearance measurements for arm and cylinder installation points.
2.4 UNDERCARRIAGE
Covers maintenance and specifications related to the undercarriage components.
2.4.1 CRAWLER (SK140LC-8)
Provides dimensional and tolerance data for SK140LC-8 crawler shoes and components.
2. MAINTENANCE
2.4.5 UPPER ROLLER (SK140LC-8)
Details specifications and tolerances for upper rollers on the SK140LC-8.
2.4.9 LOWER ROLLER (SK140LC-8)
Provides specifications and tolerances for lower rollers on the SK140LC-8.
2.4.13 FRONT IDLER
Lists specifications and tolerances for the front idler component.
2.4.14 IDLER ADJUSTER
Details the dimensions and settings for the idler adjuster mechanism.
2. MAINTENANCE
2.4.15 SPROCKET
Shows dimensional drawings and specifications for the sprocket component.
3. CIRCUIT DIAGRAM
3.1 HYDRAULIC CIRCUITS
Illustrates the hydraulic system layout and flow paths for various operations.
3.1.1 STANDARD (SK140LC-8)
Presents the standard hydraulic circuit diagram for the SK140LC-8.
3.1.3 STANDARD (SK250-8)
Shows the standard hydraulic circuit diagram for the SK250-8.
3.1.5 STANDARD (SK460-8)
Illustrates the standard hydraulic circuit diagram for the SK460-8.
3. CIRCUIT DIAGRAM
3.1.6 N&B SPECIFICATION (OPTION) (SK140LC-8)
Shows the hydraulic circuit for the N&B specification option on SK140LC-8.
3.1.7 N&B SPECIFICATION (OPTION) (SK200-8, SK250-8, SK330-8)
Details the hydraulic circuit for N&B option on SK200-8, SK250-8, SK330-8.
3.1.8 N&B SPECIFICATION (OPTION) (SK460-8)
Presents the hydraulic circuit for the N&B specification option on SK460-8.
3.2 ELECTRIC CIRCUIT DIAGRAM (SK140LC-8)
Illustrates the electrical wiring and components for the SK140LC-8.
3. CIRCUIT DIAGRAM
3.3 ELECTRIC CIRCUIT DIAGRAM (SK200-8, SK250-8, SK330-8)
Shows the electrical circuit diagrams for SK200-8, SK250-8, and SK330-8 models.
3.4 ELECTRIC CIRCUIT DIAGRAM (SK460-8)
Presents the electrical circuit diagram for the SK460-8 model.
4. MECHATRO CONTROL SYSTEM
4.1 SUMMARY OF MECHATRO CONTROL SYSTEM
Provides an overview of the mechatro control system and its general architecture.
4.1.3 MECHATRO CONTROLLER
Explains the function and controls of the mechatro controller and gauge cluster.
4.1.3.5 TROUBLE HISTORY DIAGNOSIS
Explains how to access and interpret trouble history data from the mechatro controller.
4.1.3.7 TROUBLE DIAGNOSIS MODE
Explains the function and usage of the trouble diagnosis modes (Mode 1 and Mode 2).
5. ATTACHMENT DIMENSIONS
5.1 BOOM
Presents dimensional drawings and data for the boom attachment.
5.2 ARM
Provides dimensional drawings and data for the arm attachment.
5.3 BUCKET
Shows dimensional drawings and data for various bucket capacities.
5.5 SHAPE AND DIMENSIONS OF PIN
Shows the shapes and dimensions of various pins used in attachments.
5. ATTACHMENT DIMENSIONS
5.6 SHAPE AND DIMENSIONS OF BUSHING
Illustrates the shapes and dimensions of bushings used in attachments.
6. DIFFERENTIAL MATERIAL
6.1 TIGHTENING TORQUES FOR CAPSCREWS AND NUTS
Lists tightening torque specifications for metric coarse thread screws and nuts.
6.3 TIGHTENING TORQUE FOR HOSE AND FITTING
Details tightening torques for various hose and fitting types.
6.5 PLUG
Provides specifications for various types of plugs used in hydraulic pipe joints.
6.7 SPECIAL TOOLS
Describes special tools such as allen wrenches, spanners, and lifting jigs.
6. DIFFERENTIAL MATERIAL
6.9.4 ENGINE MOUNTING PEDESTAL
Provides dimensions for the engine mounting pedestal (engine stand).
6.9.5 TRACK SPRING SET JIG
Shows the components and diagram for the track spring set jig.
6.10 REFERENTIAL TABLE
Contains tables of international units and SI conjunctive words.
6.10.2 CONVERSION TABLE
Provides conversion factors for units of length, volume, weight, density, and pressure.
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