Tweco 42 CutMaster Service Manual User Manual

42 service manual, Cutmaster, Plasma cutting system

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CUTMASTER

®

42

120V 15A

120V 20A

230V 20A

A

24

40

20

20

30

27

40

AMP

1

DC

PHASE

Art # A-10241_AC

42

Service Manual

Revision: AG

Issue Date: March 7, 2014 Manual No.: 0-5171

Operating Features:

CUTMASTER

®

plASMA CUTTing SySTEM

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Table of contents

Document Outline

SECTION 1: GENERAL INFORMATION
- 1.01 Notes, Cautions and Warnings
- 1.02 Important Safety Precautions
- 1.03 Publications
- 1.04 Servicing Hazards
- 1.05 EMF Information
- 1.06 Note, Attention et Avertissement
- 1.07 Precautions De Securite Importantes
- 1.08 Documents De Reference
- 1.09 Declaration of Conformity
- 1.10 Statement of Warranty
SECTION 2 SYSTEM: INTRODUCTION
- 2.01 How to Use This Manual
- 2.02 Equipment Identification
- 2.03 Receipt of Equipment
- 2.04 Transportation Methods
- 2.05 Working Principle
- 2.06 Power Supply Features
SECTION 2TORCH: INTRODUCTION
- 2T.01 Scope of Manual
- 2T.02 Specifications
- 2T.03 Introduction to Plasma
SECTION 3: INSTALLATION
- 3.01 Unpacking
- 3.02 Lifting Options
- 3.03 Primary Input Power Connections
- 3.04 Air Supply Connections
- 3.05 Power Supply Specifications
- 3.06 Input Wiring Specifications
SECTION 4 SYSTEM: OPERATION
- 4.01 Control Panel
- 4.02 Preparations For Operating
- 4.03 Sequence of Operation
- 4.04 Cut Quality
- 4.05 General Cutting Information
SECTION 5: THEORY OF OPERATION
- 5.01 Inverter Design
SECTION 6: TROUBLESHOOTING
- 6.01 Basic Troubleshooting-Power Source Faults
- 6.02 Checking Unit Before Applying Power
- 6.03 Tools Needed for Troubleshooting and Servicing
- 6.04 Case Removal
- 6.05 Clear Cover Sheet Removal
- 6.06 Visually Inspect
- 6.07 Preliminary DC Bus Measurement of the Main Inverter Board
- 6.08 Preliminary Check of the Main Inverter Board
- 6.09 Check Main On / Off Switch
- 6.10 Check Pressure Switch
- 6.11 Check Regulator
- 6.12 Check Main Input Rectifier
- 6.13 DC Bus Voltage Measurement
- 6.14 Check of Control PCB
- 6.15 Waveforms
- 6.16 Main Circuit Description
- 6.17 Circuit Diagram
SECTION 7: DISASSEMBLY PROCEDURE
- 7.01 Safety Precautions for Disassembly
- 7.02 Control Board Removal
- 7.03 Front Panel Assembly Removal
- 7.04 Front Panel (Operator Interface) Circuit Board PCB3 Removal
- 7.05 Back Panel Removal
- 7.06 Power Switch S1 and Power Cord Removal
- 7.07 Base Panel Removal
SECTION 8: ASSEMBLY PROCEDURES
- 8.01 Installing Base Board
- 8.02 Installing Back Panel
- 8.03 Installing Front Panel
- 8.04 Installing Main Control Panel and Clear Cover Sheet
- 8.05 Installing Case
SECTION 9: Replacement PARTS
- 9.01 Introduction
- 9.02 Power Supply Replacement Parts
- 9.03 SL40 Torch Replacement Parts
- 9.04 Optional Accessories
APPENDIX 1: SL40 TORCH PIN-OUT DIAGRAM
SECTION 1: GENERAL INFORMATION
- 1.01 Notes, Cautions and Warnings
- 1.02 Important Safety Precautions
- 1.03 Publications
- 1.04 Servicing Hazards
- 1.05 EMF Information
- 1.06 Note, Attention et Avertissement
- 1.07 Precautions De Securite Importantes
- 1.08 Documents De Reference
- 1.10 Statement of Warranty
SECTION 2 SYSTEM: INTRODUCTION
- 2.01 How to Use This Manual
- 2.02 Equipment Identification
- 2.03 Receipt of Equipment
- 2.04 Transportation Methods
- 2.05 Working Principle
- 2.06 Power Supply Features
SECTION 2TORCH: INTRODUCTION
- 2T.01 Scope of Manual
- 2T.02 Specifications
- 2T.03 Introduction to Plasma
SECTION 3: INSTALLATION
- 3.01 Unpacking
- 3.02 Lifting Options
- 3.03 Primary Input Power Connections
- 3.04 Air Supply Connections
- 3.05 Power Supply Specifications
- 3.06 Input Wiring Specifications
SECTION 4 SYSTEM: OPERATION
- 4.01 Control Panel
- 4.02 Preparations For Operating
- 4.03 Sequence of Operation
- 4.04 Cut Quality
- 4.05 General Cutting Information
SECTION 6: TROUBLESHOOTING
- 6.01 Basic Troubleshooting-Power Source Faults
- 6.02 Checking Unit Before Applying Power
- 6.03 Tools Needed for Troubleshooting and Servicing
- 6.04 Case Removal
- 6.05 Clear Cover Sheet Removal
- 6.06 Visually Inspect
- 6.07 Preliminary DC Bus Measurement of the Main Inverter Board
- 6.08 Preliminary Check of the Main Inverter Board
- 6.09 Check Main On / Off Switch
- 6.10 Check Pressure Switch
- 6.11 Check Regulator
- 6.12 Check Main Input Rectifier
- 6.13 DC Bus Voltage Measurement
- 6.14 Check of Control PCB
- 6.15 Waveforms
- 6.16 Main Circuit Description
- 6.17 Circuit Diagram
SECTION 7: DISASSEMBLY PROCEDURE
- 7.01 Safety Precautions for Disassembly
- 7.02 Control Board Removal
- 7.03 Front Panel Assembly Removal
- 7.04 Front Panel (Operator Interface) Circuit Board PCB3 Removal
- 7.05 Back Panel Removal
- 7.06 Power Switch S1 and Power Cord Removal
- 7.07 Base Panel Removal
SECTION 8: ASSEMBLY PROCEDURES
- 8.01 Installing Base Board
- 8.02 Installing Back Panel
- 8.03 Installing Front Panel
- 8.04 Installing Main Control Panel and Clear Cover Sheet
- 8.05 Installing Case
SECTION 9: Replacement PARTS
- 9.01 Introduction
- 9.02 Power Supply Replacement Parts

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