Thermal Arc 251 FABRICATOR Manuals

Manuals and User Guides for Thermal Arc 251 FABRICATOR. We have 3 Thermal Arc 251 FABRICATOR manuals available for free PDF download: Service Manual, Operator's Manual, Operating Manual

Thermal Arc 251 FABRICATOR Service Manual (106 pages)

MIG WELDING MACHINE

Brand: Thermal Arc | Category: Welding System | Size: 4 MB

Service Manual
1
Table of Contents
4
Section 1

7
Safety Instructions and Warnings

7
Section

7
Section 2

15
Introduction

15
- How to Use this Manual
  15
- Equipment Identification
  15
- Symbol Chart
  16
- General Information
  17
- Safety
  17
- Protective Filter Lenses
  17
- User Responsibility
  17
- Duty Cycle
  18
- Specifications for Fabricator 251
  18
- Included Items for Fabricator 251
  20
- Optional Accessories
  20
Section 3

21
Installation

21
- Environment
  21
- Location
  21
- Ventilation
  21
- Primary Power Requirements
  22
- Alternative Primary Input
  22
- Quick Setup
  24
- Installation of Shielding Gas (GMAW) Process
  24
- Attaching the Gun and Cable Assembly to the Power Source
  27
- Input and Output Wire Guide Installation
  29
- Selection and Installation of Feedrolls
  29
- Installing Wire Spool
  30
- Inserting Wire into the Feedhead
  31
- Wirefeeder Feed Roll Pressure Adjustment
  32
- Wire Spool Hub Brake
  32
- Spool Gun Attachment
  33
- Polarity Changeover
  34
Operation

37
Maintenance & Troubleshooting

55
- Routine Maintenance & Inspection
  55
Troubleshooting

57
Advanced Troubleshooting

63
- Preliminary Checks
  63
- Section 7: Advanced Troubleshooting
  63
- Initial Setup Conditions
  64
- Primary Power Test
  64
- Logic and Control Tests
  65
- Spool Gun Control (J1) Test
  66
- Output Voltage Test
  67
- Primary Power Problems
  68
- Wire Feed & Weld Test
  68
- Logic and Control Problems
  69
- Output Voltage Problem
  70
- Spool Gun Control (J1) Problem
  70
- Terminal Block Voltage Test
  71
- Wire Feed and Weld Problems
  71
- SW3 Coarse and SW4 Fine Rotary Switch Test
  72
- MIG Timer PCB (PCB2) Test
  74
- Rectifier Assembly Test
  75
- Main Transformer Test
  76
- Circuit Operation
  
  77
Section 9

81
Appendix 1: Optional Accessories and Consumables

91
Appendix 2: Power Supply Circuit Diagram

92
Appendix 3: Main Pcb Circuit Diagram

94
Appendix 4: Spot Timer Circuit Diagram

96
Appendix 5: Spool Gun Pcb

99
Appendix 6: Feedroll Kits

100
Limited Warranty

102
Warranty Schedule

103
Global Customer Service Contact Information

105

Thermal Arc 251 FABRICATOR Operator's Manual (72 pages)

MIG WELDING MACHINE

Brand: Thermal Arc | Category: Welding System | Size: 5 MB

Table of Contents
4
Safety Instructions and Warnings

7
Introduction

17
- How to Use this Manual
  17
- Equipment Identification
  17
- Receipt of Equipment
  17
- General Information
  18
- Safety
  18
- Protective Filter Lenses
  18
- User Responsibility
  18
- Duty Cycle
  19
- Specifications
  19
- Included Items
  21
- Optional Accessories
  21
Installation

23
- Environment
  23
- Location
  23
- Ventilation
  23
- Mains Supply Voltage Requirements
  24
- Alternative Mains Supply Voltages
  24
- Quick Setup
  26
- Installation of Shielding Gas (GMAW) Process
  26
- Attaching the Gun and Cable Assembly to the Power Source
  29
- Input and Output Wire Guide Installation
  31
- Selection and Installation of Feedrolls
  31
- Installing Wire Spool
  32
- Inserting Wire into the Feedhead
  33
- Wirefeeder Drive Roller Pressure Adjustment
  34
- Wire Reel Hub Brake
  34
- Spool Gun Attachment
  35
- Polarity Changeover
  36
Section 4

39
- Operation
  
  39
- Power Supply Controls, Indicators and Features
  39
- Weld Mode Selector
  44
- MIG Gun Identification
  46
- TWECO Weldskill 400 AMP Weld Gun
  47
- Installing a New Wire Conduit
  48
- MIG Gun Maintenance
  49
- Basic Welding Technique
  49
- Stitch Welding Operation
  51
- Spot Welding Operation
  51
- Gas Selection for Gas Metal Arc Welding
  52
- Welding Setting Selection Guide
  54
Section 5

57
- Maintenance & Troubleshooting
  
  57
- Routine Maintenance & Inspection
  57
- Basic Troubleshooting
  59
- Solving Problems Beyond the Welding Terminals
  59
- Welding Problems
  61
- Power Supply Problems
  63
Appendix 1: Optional Accessories and Consumables

65
Appendix 2: Power Supply Circuit Diagram

66
Appendix 3: Feedroll Kits

68
Statement of Warranty

69
Warranty Schedule

70
Global Customer Service Contact Information

71

Thermal Arc 251 FABRICATOR Operating Manual (72 pages)

MIG WELDING MACHINE

Brand: Thermal Arc | Category: Welding System | Size: 4 MB

Table of Contents
4
Safety Instructions and Warnings

7
Introduction

17
- How to Use this Manual
  17
- Equipment Identification
  17
- Receipt of Equipment
  17
- General Information
  18
- Safety
  18
- Protective Filter Lenses
  18
- User Responsibility
  18
- Duty Cycle
  19
- Specifications
  19
- Included Items
  21
- Optional Accessories
  21
Installation

23
- Environment
  23
- Location
  23
- Ventilation
  23
- Mains Supply Voltage Requirements
  24
- Alternative Mains Supply Voltages
  24
- Quick Setup
  26
- Installation of Shielding Gas (GMAW) Process
  26
- Attaching the Gun and Cable Assembly to the Power Source
  29
- Input and Output Wire Guide Installation
  31
- Selection and Installation of Feedrolls
  31
- Installing Wire Spool
  32
- Inserting Wire into the Feedhead
  33
- Wirefeeder Drive Roller Pressure Adjustment
  34
- Wire Reel Hub Brake
  34
- Spool Gun Attachment
  35
- Polarity Changeover
  36
Section 4

39
- Operation
  
  39
- Power Supply Controls, Indicators and Features
  39
- Weld Mode Selector
  44
- TWECO Weldskill 300 AMP Weld Gun
  46
- Installing a New Wire Conduit
  46
- MIG Gun Maintenance
  47
- Basic Welding Technique
  48
- MIG Gun Maintenance
  48
- Stitch Welding Operation
  50
- Spot Welding Operation
  50
- Gas Selection for Gas Metal Arc Welding
  51
- Welding Setting Selection Guide
  52
Section 5

55
- Maintenance & Troubleshooting
  
  55
- Routine Maintenance & Inspection
  55
- Basic Troubleshooting
  57
- Solving Problems Beyond the Welding Terminals
  57
- Welding Problems
  59
- Power Supply Problems
  61
Appendix 1: Optional Accessories and Consumables

63
Appendix 2: Power Supply Circuit Diagram

64
Appendix 3: Feedroll Kits

66
Limited Warranty

68
Warranty Schedule

69
Global Customer Service Contact Information

71

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Thermal Arc 251 FABRICATOR Manuals

Thermal Arc 251 FABRICATOR Service Manual (106 pages)

Table of Contents

Section 1

Safety Instructions and Warnings

Section

Section 2

Introduction

Section 3

Installation

Operation

Maintenance & Troubleshooting

Troubleshooting

Advanced Troubleshooting

Circuit Operation

Section 9

Parts List

Appendix 1: Optional Accessories and Consumables

Appendix 2: Power Supply Circuit Diagram

Appendix 3: Main Pcb Circuit Diagram

Appendix 4: Spot Timer Circuit Diagram

Appendix 5: Spool Gun Pcb

Appendix 6: Feedroll Kits

Limited Warranty

Warranty Schedule

Global Customer Service Contact Information

Thermal Arc 251 FABRICATOR Operator's Manual (72 pages)

Table of Contents

Safety Instructions and Warnings

Introduction

Installation

Section 4

Operation

Section 5

Maintenance & Troubleshooting

Appendix 1: Optional Accessories and Consumables

Appendix 2: Power Supply Circuit Diagram

Appendix 3: Feedroll Kits

Statement of Warranty

Warranty Schedule

Global Customer Service Contact Information

Thermal Arc 251 FABRICATOR Operating Manual (72 pages)

Table of Contents

Safety Instructions and Warnings

Introduction

Installation

Section 4

Operation

Section 5

Maintenance & Troubleshooting

Appendix 1: Optional Accessories and Consumables

Appendix 2: Power Supply Circuit Diagram

Appendix 3: Feedroll Kits

Limited Warranty

Warranty Schedule

Global Customer Service Contact Information

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