TABLE OF CONTENTS (continued)
TABLE OF CONTENTS
SECTION 4:OPERATION .................................................................................... 4-1
4.01
Power Supply Controls, Indicators and Features ............................................ 4-1
4.02
Internal Controls of A2281 Remote ................................................................ 4-7
4.03
TWECO Weldskill 300 AMP Weld Gun ............................................................ 4-9
4.04
Installing A New Wire Conduit ...................................................................... 4-10
4.05
MIG Gun Maintenance .................................................................................. 4-11
4.06
Basic Welding Technique .............................................................................. 4-11
4.07
Stitch Welding Operation .............................................................................. 4-14
4.08
Spot Welding Operation ................................................................................ 4-14
4.09
Gas Selection for Gas Metal Arc Welding ...................................................... 4-15
4.10
Welding Setting Selection Guide ................................................................... 4-16
SECTION 5:MAINTENANCE ................................................................................ 5-1
5.01
Routine Maintenance & Inspection ................................................................. 5-1
SECTION 6:TROUBLESHOOTING ......................................................................... 6-1
6.01
Basic Troubleshooting .................................................................................... 6-1
6.02
Solving Problems Beyond the Welding Terminals .......................................... 6-1
6.03
Welding Problems .......................................................................................... 6-3
6.04
Power Supply Problems ................................................................................. 6-5
6.05
Wire Feeder Problems .................................................................................... 6-6
SECTION 7:ADVANCED TROUBLESHOOTING ........................................................... 7-1
7.01
Preliminary Checks ......................................................................................... 7-1
7.02
Initial Setup Conditions ................................................................................... 7-2
7.03
Primary Power Test ........................................................................................ 7-2
7.04
Logic and Control Tests .................................................................................. 7-3
7.05
Spool Gun Control (J1) Test .......................................................................... 7-4
7.06
Output Voltage Test ......................................................................................... 7-5
7.07
Wire Feed & Weld Test ................................................................................... 7-6
7.08
Primary Power Problems ................................................................................ 7-6
7.09
Logic and Control Problems ........................................................................... 7-7
7.10
Spool Gun Control (J1) Problem .................................................................... 7-8
7.11
Output Voltage Problem .................................................................................. 7-8
7.12
Wire Feed and Weld Problems ........................................................................ 7-9
7.13
Terminal Block Voltage Test ............................................................................ 7-9
7.14
SW3 Coarse and SW4 Fine Rotary Switch Test ............................................. 7-10
7.15
MIG Timer PCB (PCB2) Test ......................................................................... 7-12
7.16
Rectifier Assembly Test ............................................................................... 7-13
7.17
Main Transformer Test .................................................................................. 7-14
Содержание 281 FABRICATOR
Страница 54: ...fabricator 281 OPERATION 4 18 Manual No 0 4880B NOTES ...
Страница 80: ...Fabricator 281 CIRCUIT OPERATION 8 Manual No 0 4880B ...
Страница 96: ...fabricator 281 APPENDIX A Manual No 0 4880B 30 VAC Art A 07520 APPENDIX 3 MAIN PCB CIRCUIT DIAGRAM ...
Страница 98: ...fabricator 281 APPENDIX A Manual No 0 4880B APPENDIX 4 SPOT TIMER CIRCUIT DIAGRAM Art A 07521 ...
Страница 104: ...fabricator 281 APPENDIX A 12 Manual No 0 4880B ...
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