Thermal Arc A-07360 - Page 6

TABLE OF CONTENTS
SECTION 8:
CIRCUIT OPERATION ................................................................................ 8-1
8.01 Circuit Operation Of The Control PCB 7977964 .............................................. 8-1
8.02 Circuit Operation Of The MIG Timer PCB 7977965......................................... 8-2
8.03 Circuit Operation Of The Digital Volt/Amp PCB 704883 .................................. 8-2
8.04 Circuit Operation Of The Spool Gun PCB 7978034 ......................................... 8-3
SECTION 9:
PARTS LIST .......................................................................................... 9-1
9.01 Equipment Identification................................................................................. 9-1
9.02 How To Use This Parts List ............................................................................ 9-1
9.03 External Replacement Parts............................................................................ 9-2
9.04 Major Electrical and Mechanical Replacement Parts ...................................... 9-4
9.05 Internal Replacement Parts (1) ...................................................................... 9-5
9.06 Internal Replacement Parts (2) ...................................................................... 9-6
9.07 Internal Replacement Parts-Spool Assembly ................................................. 9-7
9.08 Internal Replacement Parts-Wire Feed ........................................................... 9-8
9.09 Wire Feeder Replacement Parts...................................................................... 9-9
APPENDIX 1: OPTIONAL ACCESSORIES AND CONSUMABLES ...................................... A-1
APPENDIX 2: OPTIONS AND ACCESSORIES (CON'T) ................................................. A-2
APPENDIX 3: FEED ROLL KITS .......................................................................... A-3
APPENDIX 4: POWER SUPPLY CIRCUIT DIAGRAM ................................................... A-4
APPENDIX 5: MAIN PCB CIRCUIT DIAGRAM ........................................................... A-6
APPENDIX 6: SPOT TIMER CIRCUIT DIAGRAM ....................................................... A-8
LIMITED WARRANTY
WARRANTY SCHEDULE
GLOBAL CUSTOMER SERVICE CONTACT INFORMATION .......................... Inside Rear Cover