Tweco VA 4000 Ultra-Feed - Manual (Page 5)

TABLE OF CONTENTS (continued) TABLE OF CONTENTS
SECTION 4:
OPERATION .......................................................................................... 4-1
4.01 Front Panel .................................................................................................... 4-1
4.02 Rear Panel Controls &Connections .............................................................. 4-2
4.03 Feedhead Components ................................................................................ 4-4
4.04 Power Source Compatibility ......................................................................... 4-5
4.05 Power Source Compatibility Details ............................................................. 4-5
4.06 Prewelding Procedure .................................................................................. 4-6
4.07 Welding - 2 Step Operation .......................................................................... 4-6
4.08 Welding - 4 Step Operation .......................................................................... 4-7
4.09 System DIP Switches .................................................................................... 4-8
4.10 PTC Protection of A-B Circuit ........................................................................ 4-9
4.11 Ground Fault Operation ................................................................................ 4-9
4.12 Electronic Motor Protection ......................................................................... 4-9
4.13 Software Features ......................................................................................... 4-9
4.14 Arc Signal Overide ...................................................................................... 4-10
SECTION 5:
SERVICE .............................................................................................. 5-1
5.01 Cleaning The Unit .......................................................................................... 5-1
5.02 Cleaning The Feed Rolls ............................................................................... 5-1
5.03 System Maintenance .................................................................................... 5-1
5.04 Troubleshooting Guide ................................................................................. 5-1
5.05 Troubleshooting Guide ................................................................................. 5-2
SECTION 6:
PARTS LISTS ......................................................................................... 6-1
6.01 Equipment Identification ............................................................................... 6-1
6.02 How To Use This Parts List .......................................................................... 6-1
6.03 Replacement Parts - Front ............................................................................ 6-2
6.04 Replacement Parts - Rear ............................................................................. 6-4
6.05 Replacement Parts - Internal ........................................................................ 6-5
6.06 Replacement Parts - Feed Head and Base .................................................. 6-6
APPENDIX 1: FEED ROLL KITS ......................................................................... A-1
APPENDIX 2: OPTIONS AND ACCESSORIES .......................................................... A-2
APPENDIX 3: SYSTEM OUTLINE ........................................................................ A-3
LIMITED WARRANTY ........................................................................................ 2
WARRANTY SCHEDULE ..................................................................................... 3
GLOBAL CUSTOMER SERVICE CONTACT INFORMATION .............................................. 5