Description

New Holland Kobelco SK100, SK120 Workshop Manual

You ever get halfway through a pump rebuild and realize the torque chart on page 6 of that aftermarket PDF is for a different model? I’ve seen it cost guys a whole afternoon. This New Holland Kobelco SK100, SK120 Workshop Manual is the factory-issued binder – 918 pages of what the engineers wrote. Not a reprint from some third-party scanning a dirty copy. This is the original book code S5LP0006E.

The manual splits into four sections: General, Systems, Components, Procedure. That’s the order you should follow. General covers specs and maintenance standards. Systems walks through the drive, hydraulic, swing, travel, attachments. Components takes the pump, control valve, cylinders, motors apart on paper before you touch a wrench. Procedure is the step-by-step removal and installation sequence.

918 Pages of Factory Repair Data

Page count matters when you’re looking for a specific shim thickness or a pilot pressure test. The index alone saves you phone calls to a dealer. You get LP01 Specification, LP04 Maintenance Standards and Test Procedures – those sections have the numbers you need for clearances and pressures. Page 73? [DATA NEEDED] but the spec tables are throughout. The manual warns you: all data correct at time of printing, but check part numbers in the parts manual before ordering. That’s not a disclaimer, that’s a reality check – machine updates happen.

What Systems Does This Workshop Manual Cover?

Everything bolted to that undercarriage. LP11 Drive System, LP12 Hydraulic System, LP15 Swing System, LP18 Travel System, LP21 Attachments, LP22 Control System, LP23 Upper Frame, LP25 Electrical System, LP26 Air-Conditioner System, LP50 Engine. The electrical section alone saves you from chasing a short across five wire harnesses. If you’ve ever had to trace a solenoid valve circuit without a diagram, you know the value of that chapter. I’ve used it to fix a swing brake issue on an SK120 that stumped two other shops. Having the factory wiring diagram in front of you means you don’t waste time guessing which wire feeds the safety lock solenoid – you read the schematic, test at the connector, and move on. That kind of efficiency pays for the manual on the first job.

4 Major Sections: General, Systems, Components, Procedure

That structure isn’t random. General (LP01-07) gets you oriented: specs, location of components, test procedures, troubleshooting. LP05 Troubleshooting is where you start when something’s wrong – it gives you a symptom-to-cause table. Systems sections go deep into each circuit. Components section tears down the hydraulic pump, control valve, cylinders, hydraulic motor, swivel joint, reduction unit. Procedure is the final word on reassembly order. Skip one section and you might install the seals backwards on a cylinder. Done that? I have, when I was in a hurry.

Check the Torque Specs Before You Turn a Bolt

This manual has factory torque values for every fastener on the machine. The LP04 Maintenance Standard section lists them. Do not trust a third-party conversion chart – they’re often in Nm and you need ft-lbs. This manual uses imperial where applicable. The safety warnings on page 2 are clear: wear protective glasses and shoes, use proper lifting procedures for heavy components. I’ll add my own: never guess a torque spec on a swing motor mount. If it’s not in the manual, call the dealer.

Electrical System: Diagrams and Troubleshooting

LP25 Electrical System includes wiring diagrams and component locations. The troubleshooting section LP05 also covers electrical faults. If your SK100 won’t crank, you can step through the starter circuit without a multimeter monkeying around. The manual tells you what to test and in what order. For related manuals, check out the New Holland Kobelco SK100 SK120 LC Workshop Manual 1041 Pages which has even more coverage, or the New Holland Kobelco SK100 SK120 SK200LCV 1996 Service Manual for older models, and the New Holland Kobelco SK60 2017 Workshop Manual – 779 Pages of Factory Specs for smaller machines.

External references on general Manual Transmission theory won’t help you here – this excavator uses a hydrostatic drive – but understanding basic powertrain concepts from a Manual Transmission article might give you context on torque flow. Not required, but doesn’t hurt.

Who Actually Needs This Manual?

If you own an SK100 or SK120, you need this. If you’re a shop that sees Kobelco excavators, you need one on the shelf. The DIY guy doing his own undercarriage work? Buy it. The book is not a
glossy brochure – it’s a 918-page work manual bound to get grease-stained and dog-eared:good
.

Grease stains and dog-ears are expected. The instructions assume you have basic mechanical knowledge but not Kobelco-specific training. You still need to read the safety warnings. The manual says “read and understand all warning plates and decals before operating.” I say read the manual before you loosen a hydraulic line.

Source Authenticity: OEM vs Aftermarket

This is the original OEM shop manual from New Holland Kobelco. Not a reprint, not a generic scan. The part number on the cover is S5LP0006E. Aftermarket manuals often skip pages or compress images. I’ve seen diagrams so blurry you can’t read wire colors. This one is clean. The factory data is verified – no guesswork needed. If you’ve ever been burned by a Chilton’s manual that says “refer to dealer” for a critical spec, you’ll appreciate having the real thing.

Look, I don’t sell these to guys who want to watch a video instead of read. If you are going to torque a head bolt on an SK120 diesel, you need the factory number. You need the test procedure for the hydraulic pump. You need the electrical schematic for the safety lock solenoid. This manual gives you that. Access the Factory Manual and put it on your tablet or print the pages for the job. Keep it in the toolbox. Your machine will thank you.