Kobelco SK40SR, SK45SR Mini Excavator Shop Repair Manual

Kobelco shop manual for the SK40SR and SK45SR short radius excavators, book code S5PH0001E. They are 4 and 4.5 ton class machines.

The two do not share an engine. The SK40SR has the three cylinder Yanmar 3TNE88 of 1.64 litres and the SK45SR the four cylinder 4TNE88 of 2.19 litres. Both are covered.

Compatibility and quick facts

• Make: Kobelco
• Models: SK40SR, SK45SR
• Serial numbers: PH00101 and up, PY06001 and up
• Engine: Yanmar 3TNE88 (SK40SR), Yanmar 4TNE88 (SK45SR)
• Book code: S5PH0001E
• Manual type: Factory shop manual
• Length: 774 pages
• Format: PDF, download link right after checkout

What is inside

• Specifications
• Location and weight of components
• Maintenance standards and test procedures
• Hydraulic system
• Upper structure
• Travel system
• Attachments
• Control system
• Electrical system
• Troubleshooting
• Component overhaul: pump, control valve, other valves, motors, swivel joint, cylinders, reduction unit
• Engine

Good to know before you buy

Serial numbers start at PH00101 and PY06001.

Check which engine you have before you order engine parts. Counting the injectors settles it.

This PDF is a scan of the printed manual. Diagrams zoom in clearly, but text search will not work, so use the index pages to find your section.