Case 125B Excavator Service Manual

Original price was: $215.65.Current price is: $69.99.

  • Covers Case 125B Excavator, 1988-1990
  • P/N 8-74350
  • 616 pages
  • Downloadable PDF format
  • 182mb file size
  • Works with Windows/Mac/Tablet/Mobile

The Case 125B service manual includes over 600 pages of technical specifications, step-by-step instructions, illustrations and schematics to guide mechanics through mechanical, electrical and hydraulic repairs. The service manual was digitally reproduced from the original dealer manual into a clear, searchable PDF format and is ideal for mechanics repairing or overhauling the Case 125B excavator. In addition to all machine systems, engine/fuel repair information is included. This manual can be downloaded instantly to your computer, tablet or smartphone.

Latest edition.



  • Safety Rules
  • Service Manual Introduction
  • Torque Specifications
  • Maintenance and Lubrication


  • Engine Removal and Installation
  • Engine Specifications
  • Checking and Tuning
  • Cylinder Head
  • Crankshaft, Camshaft and Crankcase
  • Gearcase
  • Flywheel
  • Dismantling and Reassembling
  • Turbocharger
  • Cooling System
  • Air Compressor
  • Air Blower
  • Oil Pump
  • Generator
  • Exhaust Manifolds
  • Engine Accessories
  • Special Tools


  • Fuel Injection System
  • Fuel Lines, Fuel Tank, and Engine Controls


  • Electrical System Specifications and Troubleshooting
  • Wiring Diagram
  • Batteries
  • Starter
  • Alternator


  • Removal and Installation of Track Components
  • Troubleshooting
  • Track Chain and Shoes
  • Track Rollers, Carrier Rollers, Idlers, and Sprockets


  • Removal and Installation of Power Train Components
  • Drive Motor
  • Final Drive Transmission


  • Hydraulic Schematic
  • Removal and Installation of Hydraulic Components
  • Maintenance and Service
  • Specifications and Troubleshooting
  • Hydraulic Pump
  • Attachment Control Valve
  • Swing and Drive Control Valve
  • Control Valve for Options
  • Hand Control Valves and Foot Control Valves
  • Solenoid Control Valves
  • Parallel Supply Control Valve for the Arm Circuit
  • Power Sensing Valve
  • Pressure Regulator Valves
  • Track Speed Control Valve
  • Swing Motor
  • Oil Temperature Regulating Valve
  • Oil Cooler Motor
  • Hydraulic Swivel
  • Cylinders


  • Boom, Arm, and Tool
  • Turntable Bearing and Related Parts

Example Service Manual PDF Download

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SKU: CASE-125B-SM Categories: , Tag:

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1 review for Case 125B Excavator Service Manual

  1. Diego Diego Binci

    Buenos días estoy buscando el manual técnico de case poclain 888 cke año 94 saludos en lo posible en español

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