Kobelco SK25SR SK30SR SK35SR Hydraulic Excavator Shop Manual PDF

Description

Kobelco SK25SR, SK30SR & SK35SR Hydraulic Excavator Shop Manual

This Kobelco SK25SR SK30SR SK35SR Excavator Shop Manual is the complete PDF workshop reference for the Kobelco hydraulic excavator family covered by the manual. It brings together general specifications, systems theory, component overhaul, and procedure-based repair information in one document. The manual is arranged into four major sections: GENERAL, SYSTEMS, COMPONENTS, and PROCEDURE, with additional indexes for quick access to maintenance standards, test procedures, hydraulic circuits, and troubleshooting.

File Details

• Manual type: Shop Manual / Workshop Manual
• Brand: Kobelco
• Models covered: SK25SR, SK30SR, SK35SR
• Language: English
• File format: PDF
• Page count: 805 pages
• Document revisions: First edition May 1997; First revision March 1998; Second revision April 1999
• Applicable machine serial prefixes: SK25SR PV10001~, SK30SR PW07001~, SK35SR PX05001~

Chapters Covered

• GENERAL
• SPECIFICATION
• OPERATION AND CONTROLS (Refer to Operators Manual)
• LOCATION AND WEIGHT OF COMPONENTS
• MAINTENANCE STANDARDS AND TEST PROCEDURES
• PREVENTIVE MAINTENANCE (Refer to Operators Manual)
• WORKING STANDARDS
• SYSTEMS
• HYDRAULIC SYSTEM
• UPPER STRUCTURE
• TRAVEL SYSTEM
• ATTACHMENTS
• CONTROL SYSTEM
• ELECTRIC SYSTEM
• TROUBLE SHOOTING
• COMPONENTS
• HYDRAULIC PUMP
• CONTROL VALVE
• OTHER VALVES
• HYDRAULIC MOTOR
• SWIVEL JOINT
• HYDRAULIC CYLINDER
• ENGINE
• PROCEDURE

IMAGES PREVIEW

Inside the Kobelco SK25SR SK30SR SK35SR shop manual, the GENERAL section gives dimensions, specifications and performance data, shoe and bucket types, working ranges of attachments, lifting diagrams, engine specifications and performance curves. The SYSTEMS section explains the hydraulic circuit, upper structure, travel system, attachments, control system, electric system and troubleshooting. The COMPONENTS section covers the hydraulic pump, control valve, other valves, hydraulic motor, swivel joint, hydraulic cylinder and engine. The PROCEDURE section provides the removal and installation sequences for major assemblies, including canopy or cab, stand assembly, guard covers, counterweight, tank assemblies, air cleaner, muffler, hydraulic pump, power takeoff, heater, radiator, fuel line, engine, control valve, slewing motor unit and upper frame.

What This Manual Helps You Do

This Kobelco SK25SR SK30SR SK35SR hydraulic excavator shop manual is built for technicians who need factory-style procedures and reference values rather than generic advice. It supports maintenance and repair of the hydraulic system, travel system, control system, electrical system, attachments and engine. You can use it to check main circuit pressure, pilot circuit pressure, travel speed, slew performance, cylinder speed, natural cylinder drop, slew bearing play and crawler tension. It also provides disassembly and assembly guidance for the hydraulic pump, control valve, swivel joint, travel unit, front idler, lower roller, upper roller, sprocket, slewing bearing, bucket, arm, boom, swing cylinder and dozer blade.

For diagnostic work, the manual includes hydraulic circuit diagrams, pilot piping diagrams, main piping diagrams and troubleshooting information. The specifications and maintenance standards sections give standard values, reference values for remedy and serviceability limits where the PDF shows them. That makes this Kobelco SK25SR SK30SR SK35SR PDF shop manual useful for planned maintenance, component overhaul, pressure testing, performance testing and fault finding.

Coverage Details

The manual covers the Kobelco SK25SR, SK30SR and SK35SR hydraulic excavators. Serial number ranges shown in the PDF include SK25SR PV10001~, SK30SR PW07001~ and SK35SR PX05001~, with later applicable machine number breaks shown for updated specifications. Engine coverage visible in the manual includes the Yanmar 3TNE78A-YBB, 3TNE82A-YB and 3TNEB2A depending on model and machine number. Because the manual is arranged by system and component, it is suitable for both routine service and major repair work.

Delivery

This Kobelco SK25SR SK30SR SK35SR Excavator Shop Manual is delivered as an instant PDF download after purchase. There is no shipping and no waiting for a physical book. You can view it on a computer, tablet or smartphone, and print the pages you need for the workshop. Keep the PDF on hand for service, repair, maintenance and troubleshooting of your Kobelco mini excavator.