Kobelco SK140LC-8 SK200-8 SK250-8 SK330-8 SK460-8 8-Series Excavator Serviceman Handbook S7YO00809ZE03

Description

File Details

• Manual type: Serviceman Handbook
• Brand: Kobelco
• Models covered: SK140LC-8, SK200-8, SK210LC-8, SK250-8, SK260LC-8, SK330-8, SK350LC-8, SK460-8, SK480LC-8
• Book code: S7YO00809ZE03
• Language: English
• File format: PDF
• Publication date: 2015 (copyright page)

Chapters Covered

• 1. Machine Specifications — General dimensions; specifications and performance; engine specifications for each model; hydraulic components (pump, control valve, travel motor, swing motor); control curve of pump; performance table and measuring procedure; weight of components; working ranges for backhoe and face shovel attachments; lifting diagrams
• 2. Maintenance — Designated oil and grease list; filters and elements lists per model; maintenance standards and test procedures; standard value tables (SK140LC-8, SK200-8, SK250-8, SK330-8, SK460-8); measurement of engine speed; measurement of hydraulic pressure; measuring travel performances (speed, deviation, parking brake, drain rate); measuring swing performances (speed, brake, parking brake, drain rate); measuring attachment operating performances; measuring performances of swing bearing; attachment maintenance standard (pin and bushing clearance, thrust clearance on boom cylinder and arm/cylinder installation sections); undercarriage (crawler, upper roller, lower roller, front idler, idler adjuster, sprocket)
• 3. Circuit Diagram — Hydraulic circuits (standard and N&B specification option) for SK140LC-8, SK200-8, SK250-8, SK330-8, SK460-8; electric circuit diagrams for SK140LC-8, SK200-8/SK250-8/SK330-8, SK460-8
• 4. Mechatro Control System — Summary of the mechatro control system; mechatro controller; gauge cluster display and screen selection; maintenance schedule setting; self-diagnosis display and error codes (engine and machine); trouble history diagnosis; service diagnosis display function (modes 1, 2 and 3); trouble diagnosis mode (Mode 1 and Mode 2) with diagnosis items and remedies; mechatro controller adjustment function (engine adjustment, pump adjustment, unload valve adjustment)
• 5. Attachment Dimensions — Boom dimensional drawings for all models; arm dimensional drawings; bucket dimensional drawings; lug section dimensional drawings; boss section dimensional drawings; hydraulic cylinder dimensions; shape and dimensions of pins; shape and dimensions of bushings
• 6. Differential Material — Tightening torques for capscrews and nuts (metric coarse and fine threads); screw sizes (capscrew, socket bolt, socket set screw); tightening torque for hose and fitting (O-ring type, 30° flare type, ORS type, split flange); tightening torques for nuts and sleeves; plugs for hydraulic pipe joints and hydraulic equipment; special spanner for tube; special tools (suction stopper, counter weight lifting jig, upper frame lifting jig, engine mounting pedestal, track spring set jig); referential tables (international units, conversion tables, incline conversion)

This Kobelco 8-series Serviceman Handbook is a single-volume technical reference covering nine excavator models from the compact SK140LC-8 up to the large SK480LC-8. Rather than a generic workshop manual, it is structured as a serviceman’s working companion — the kind of document a field technician keeps open on the bench while pressure-testing a main relief valve, measuring sprocket revolution, or checking a boom cylinder pin clearance. Every chapter is model-specific where it needs to be, and shared where the underlying platform is common. The standard value tables in Chapter 2 give you the measuring position, the standard value, the tolerance band, the repairable level and the service limit for each item — so a technician can decide on the spot whether a component is within spec, marginal, or due for replacement. The hydraulic and electric circuit diagrams in Chapter 3 cover both the standard machine and the N&B (nibbler and breaker) option specification, which is useful if you are diagnosing an attachment circuit rather than a standard digging function.

Chapter 4 is where this handbook differs from a typical service manual. The Mechatro Control System chapter walks through the controller architecture, the gauge cluster display, the self-diagnosis error codes, the trouble history log, the service diagnosis screens (Modes 1, 2 and 3) and the two trouble diagnosis modes that automatically exercise the unload, pump, travel straight and pilot systems to identify a failed section. If you own or service an 8-series Kobelco, this chapter alone saves hours of guesswork — the controller tells you which circuit is misbehaving, and the handbook tells you what to do about it. The engine error code tables in this chapter are extensive and model-specific.

Chapter 5 gives the attachment geometry — boom, arm, bucket, cylinder, pin and bushing dimensions — with part numbers and section drawings for each model. If you are rebuilding a bucket linkage, replacing a bushing, or verifying that a replacement pin is the correct diameter and length, this is the chapter that answers those questions. Chapter 6 closes the handbook with the differential material a serviceman needs daily: tightening torques for capscrews and nuts, hose and fitting torque values, plug part numbers, special spanner sizes, special tool drawings, and conversion tables.

What This Serviceman Handbook Enables You To Do

With this Kobelco 8-series Serviceman Handbook open on your screen, you can perform the full range of field and workshop tasks that the 8-series platform requires: measure engine speed and hydraulic pressure at the correct gauge ports, run the pilot and main relief pressure tests, adjust the main relief, overload relief and swing relief valves, measure travel and swing performance against the standard value tables, evaluate swing bearing axial play, check pin and bushing clearance against the repairable and service limits, service the undercarriage components, read the Mechatro controller’s self-diagnosis and trouble history, run the trouble diagnosis mode to isolate a faulty unload or pump section, and apply the correct tightening torque to a hydraulic fitting or a track shoe bolt. The book does not assume you already know the machine — it gives you the measuring positions, the port designations, the tool sizes and the adjustment procedure for each item.

Correct procedures and correct specifications matter on a machine of this size. An overload relief valve set 5 MPa off spec will change how the machine behaves under load; a pin running past its service limit will damage the boss it sits in; a hydraulic fitting torqued to the wrong value will leak or strip. The Kobelco 8-series Serviceman Handbook gives you the numbers the factory used, model by model, so the repair you finish is the repair the machine needs.

Delivery is instant. After payment you receive the PDF directly — no shipping, no waiting, no physical book to keep track of. It opens on any device: laptop on the bench, tablet in the cab, phone in the field. Print the pages you need for the job at hand, or keep the whole handbook on a workshop computer for reference. Whether you are a Kobelco owner doing your own maintenance, an independent technician working on 8-series machines, or a fleet workshop supporting multiple models, this PDF is the reference you will keep coming back to.

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