Service Manual Service Manual Epson EcoTank ET-4550/ET-3600 Epson L655/L656/L605/L606.
This manual is in the english language, in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Epson.
Table of contents:
Chapter 1. TROUBLESHOOTING
1.1 Troubleshooting
1.1.1 Troubleshooting Workflow
1.2 Power-On Sequence
1.3 Fatal Error Code List
Chapter 2. DISASSEMBLY/REASSEMBLY
2.1 Overview
2.1.1 Tools
2.1.2 Jigs
2.1.3 Locations of the Parts/Units
2.1.4 Standard Operation Time for servicing the product
2.1.5 Checks and Precautions before Disassembling
2.1.5.1 Factors which Affect the Print Quality
2.1.5.2 Factors which Affect the Safety of Service Personnel such as Ink Leakage during Operation
2.2 Common cautions when disassembling/reassembling the Product
2.3 Disassembly/Reassembly Procedures
2.3.1 Functional differences between models and component parts
2.3.2 Disassembly Flowchart
2.4 Detailed Disassembly/Reassembly Procedure for each Part/Unit
2.5 Routing FFCs/cables
Chapter 3. ADJUSTMENT
3.1 Required Adjustments
3.2 Adjustment Program
3.2.1 Operating Environment
3.2.2 Details of the Adjustment Program
3.2.2.1 CR Motor Heat Protection Control / PF Motor Heat Protection Control
3.2.2.2 Scanner Motor Heat Protection
3.2.2.3 MAC Address Setting
3.3 Details of Adjustments
3.3.1 Checking the Platen Gap
3.3.1.1 Preparation
3.3.1.2 Confirmation procedure
Chapter 4. MAINTENANCE
4.1 Cleaning
4.1.1 Cleaning the nozzle plate section of the printhead
4.1.2 Cleaning the CR Unit
4.1.3 Cleaning the Exterior Parts/inside of the printer
4.2 Lubrication
4.3 Lubrication Points and Instructions
Chapter 5. APPENDIX
5.1 Connector Diagram
5.2 Protection for Transportation
5.2.1 Securing the CR Unit
5.2.2 Securing the Stacker Assy
Epson EcoTank ET-4550/ET-3600 Epson L655/L656/L605/L606 Technical Documentation
The documentation available for the Epson EcoTank ET-4550/ET-3600 Epson L655/L656/L605/L606 is designed to support maintenance, troubleshooting and component-level servicing.
Depending on the document type, the service manual may include service procedures, exploded parts diagrams, adjustment sequences, wiring references and diagnostic information used during repair operations.
Technicians use these manuals to identify faults, replace components correctly and maintain equipment according to manufacturer service specifications.