Kobelco SK30SR-2, SK35SR-2 Shop Manual — Wiring Diagrams

$29.95

Model: SK30SR-2 | SK35SR-2
Type: Hydraulic Excavator
Serial: SK30SR-2: PW08-20001 | PW10-22001; SK35SR-2: PX09-08001 | PX11-08901
651 Pages·46 MB·Scanned PDF·English·Print-Ready
  • ✓ Wiring Diagrams
  • ✓ Hydraulic Schematics
  • ✓ Torque Specs
  • ✓ Bookmarks
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Kobelco SK30SR-2, SK35SR-2 electric circuit diagram showing battery, starter motor, fuse box, and cab electrical components.
Kobelco SK30SR-2, SK35SR-2 Shop Manual — Wiring Diagrams
$29.95

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Wrenching on a Kobelco SK30SR-2 or SK35SR-2? This 651-page Kobelco Shop Manual (OEM #S5PW0002E) covers both hydraulic excavator models front to back, and it downloads as a PDF the minute you pay. Inside: full electric circuit diagrams with harness and cable lists, hydraulic circuit schematics with complete piping layouts, and dedicated troubleshooting sections for the hydraulic, electrical, and engine systems. You also get teardown and assembly procedures for the hydraulic pump, control valve, slewing motor, travel motors, and swivel joint, plus maintenance standards for checking engine speed, oil pressure, and crawler tension. Set the main relief valve to 230 kgf/cm2 (3270 psi), then torque the M12 travel motor socket bolts to 10.4 kgf-m (75 lbf-ft). A dead excavator earns nothing. Bookmarked by system, so you can jump straight to the right section on any device in the shop.

What's Inside This Kobelco SK30SR-2, SK35SR-2 Manual

SystemPagesKey Topics
Safety Precautions4-6General Safety Information, Warning Labels, Maintenance Precautions, Welding Repair, Environmental Measures
Specifications15-41Components Name, Machine Dimensions, Specifications and Performance, Machine & Components Weight, Transportation, Type of Crawler Shoes, Type of Bucket, Machine Lifting Procedure
Attachment Dimensions42-65Boom, Arm, Bucket, Dozer, Swing
Tools66-74Torque Specifications, Screw Sizes, Special Spanners, Screw Locking Compounds, Counterweight Lifting Jig
Standard Maintenance Time Table75-82Attachment, Canopy and Guard, Upper Structure, Under Carriage
Maintenance Standards and Test Procedures83-100Engine Speed, Hydraulic Oil Pressure, Travel Performances, Slew Performances, Attachment Operating Performances, Crawler Tension
Hydraulic System101-135Hydraulic Circuits, Hydraulic Circuit Operation, Schematic Piping
Electrical System136-208Electric Circuit Diagram, Electrical Equipment List, Harness and Cable List, Components and Harness Arrangement
Components System209-303Hydraulic Pump, Pilot Valve, Control Valve, Slewing Motor, Travel Motor, Swivel Joint
Whole Disassembly and Assembly304-306Disassembly and Assembly Procedures, Tightening Torque, Hydraulic Equipment, Upper Slewing Structure, Travel System
Attachments307-336Attachment Assembly and Name, Bucket, Arm, Boom, Swing, Dozer, Cylinder
Upper Slewing Structure337-455Canopy and Cab, Guard, Floor Plate Assembly, Battery, Seat Stand, Counterweight, Fuel Tank, Hydraulic Oil Tank
Travel System456-530Crawler, Upper Roller, Lower Roller, Front Idler, Idler Adjuster, Sprocket, Travel Motor, Slewing Bearing
Troubleshooting Hydraulic System531-540Attachment Operational Failure, Attachment Speed, Attachment Operating Power, Travel Operation, Travel Speed, Slewing Operational Failure, Slewing Speed, Slewing Operating Power
Troubleshooting Electrical System541-550Engine Does Not Start, Horn Does Not Sound, Working Light, Hourmeter, Fuel Gauge, Water Temperature, Control Function, Travel Speed Change
Troubleshooting Engine551-560Starter Not Rotate, Starter Rotates But Hard to Start, Idling Trouble, Medium Speed Trouble, High Speed Trouble, Engine Output Not Enough, Knocking at High Temperature
Engine561-651Specifications and Performance, Cross Sectional Views, Cooling Water, Lubricating Oil, Fuel Oil, Troubleshooting, Special Service Tools, Measuring Instruments

Quick Reference Specifications

SpecificationValuePage
All Models
Main relief valve pressure (SK30SR-2)230 +5/0 kgf/cm² (3270 +70/0 psi)p. 86
Main relief valve pressure (SK35SR-2)230 +5/0 kgf/cm² (3270 +70/0 psi)p. 86
Tightening torque for pressure switch2.2 kgf·m (16 lbf·ft)p. 157
Tightening torque for panel assembly4.6 kgf·m (33 lbf·ft)p. 155
Tightening torque for travel motor fixing socket bolt M1210.4 kgf·m (75 lbf·ft)p. 482
Volume of oil (travel motor reduction unit)750cc (46 cu·in)p. 482
Engine Oil Volume (Max/Effective)3.9 / 1.2 litersp. 38
Cooling Water Capacity (Max/Engine)2.5 / 1.8 litersp. 38
SK30SR-2
Slewing Speed, SK30SR-29.0 rpmp. 22
Engine Output Rating, SK30SR-223 PS / 2,300 rpmp. 22
SK35SR-2
Slewing Speed, SK35SR-28.6 rpmp. 22
Engine Output Rating, SK35SR-224 PS / 2,400 rpmp. 22
BrandKobelco
ModelSK30SR-2, SK35SR-2
Machine TypeHydraulic Excavator
Manual TypeShop Manual
LanguageEnglish
FormatScanned PDF (Digital Download)
Pages651
File Size46 MB
Manual No.S5PW0002E
Serial RangeSK30SR-2: PW08-20001, PW10-22001; SK35SR-2: PX09-08001, PX11-08901
Wiring DiagramsYes
Hydraulic SchematicsYes
Torque SpecificationsYes
Bookmarked / IndexedYes