Kobelco 80CS ACERA Tier 4 Excavator Service Manual

TABLE OF CONTENTS

Safety and General Information
Maintenance
Systems
Disassembling and Assembly
Troubleshooting
Engine
Installation Procedures for optional attachments

Preface Instructions

Read and understand all Warning plates and decal on the machine before Operating, Maintaining or Repairing this machine. The Manual has been written for the repair specialist. The serviceman or mechanic may be unfamiliar with many of the systems on this machine. This makes it important to use this manual and be caution when performing service work.

Please go carefully through the Manual of the Excavator before starting any repair work. Use proper lifting procedures when removing any components. Be careful when removing filler caps, breathers and plugs on the machine. Hold a rag over the cap or plug to prevent being sprayed or splashed by liquids under pressure. The danger is even greater if the machine has just been stopped because fluids can be hot.

Use the Manual as a reference book and source of information even if you are familiar with Excavator technology. Using the Workshop Manual, the experience construction machine mechanic can carry out any necessary repairs expertly.

Service diagnosis data list
Preface and precaution
The following is the data decided as normal status after service diagnosis for every operation. Use these data to decide normal/abnormal status.
• The values in following display are reference values with standard attachment attached machine.
• The value of pressure sensor is calculated taking variation into accounts. When compared to performance check reference criteria, measure it with the aid of calibrated measuring instrument.
• The current of proportional valve is not the measured value, but command value. The measured value should be confirmed by the value in the displayed value for each proportional valve.
• The value in display during operation shows the value in steady state, rather than, at start of operation.
• Check on machine after sufficiently warming up machine.
• The value in display may differ according to software version.

Identify the Tier Level of your Equipment (Read our Article on Tier Level )