Tweco 300 XT Auto-Cut 380V - Manual (Page 6)

TABLE OF CONTENTS
SECTION 5: MAINTENANCE...................................................................................................5-1
5.01 General Maintenance .................................................................................5-1
5.02 Coolant Filter Cleaning Procedure ..............................................................5-1
5.03 Coolant Replacement Procedure ................................................................5-2
5.04 Arc Starter Service .....................................................................................5-3
5.05 Arc Starter Spark Gap Adjustment .............................................................5-4
SECTION 6: REPLACEMENT ASSEMBLIES & PARTS .........................................................6-1
6.01 Replacement Power Supply ........................................................................6-1
6.02 Leads and Cables .......................................................................................6-2
6.03 Power Supply External Replacement Parts ...............................................6-4
6.04 Power Supply Replacement Parts - Lower Right Side ................................6-5
6.05 Power Supply Replacement Parts - Upper Right Side ................................6-6
6.06 Power Supply Replacement Parts - Left Side ............................................6-7
6.07 Power Supply Replacement Parts RAS - GCM 1000 XT ...........................6-8
6.08 Power Supply Replacement Parts - Rear Panel .........................................6-9
6.09 Power Supply Replacement Parts - Front of GCM1000 XT ......................6-10
6.10 Recommended Gas Supply Hose ............................................................6-10
SECTION 7: TORCH MAINTENANCE ...................................................................................7-1
7.01 Consumable Removal .................................................................................7-1
7.02 O-Ring Lubrication ......................................................................................7-2
7.03 Parts Wear ..................................................................................................7-2
7.04 Torch Consumables Installation ..................................................................7-3
APPENDIX 1: CNC CONTROL MODULE .............................................................................. A-1
Control PCB Connections ........................................................................................ A-1
CNC functions ......................................................................................................... A-2
APPENDIX 2: SERIAL COMMUNICATIONS .......................................................................... A-9
A2.01 Cables and Switch Settings for 2 and 4 Wire ............................................ A-9
APPENDIX 3: CCM CPU PCB LAYOUT ............................................................................... A-12
APPENDIX 4: CCM I/O PCB LAYOUT ................................................................................. A-14
APPENDIX 5: PILOT PCB LAYOUT ..................................................................................... A-16
APPENDIX 6: RELAY AND INTERFACE PCB LAYOUT ...................................................... A-18
APPENDIX 7: DISPLAY PCB LAYOUT ................................................................................. A-20
APPENDIX 8: SYSTEM BIAS PCB LAYOUT ....................................................................... A-22
APPENDIX 9: MAIN INVERTER BOTTOM PCB LAYOUT ................................................... A-24
APPENDIX 10: MAIN INVERTER TOP PCB LAYOUT ......................................................... A-26
APPENDIX 11: CONTROL AND FAULT PCB LAYOUT ........................................................ A-28
APPENDIX 12: CAP BIAS BOTTOM PCB LAYOUT ............................................................. A-30