vii vii
POWER WAVE 450
Weld from Memory, Dual Procedure Overlay.....................................................................B-11
Dual Wire Feeders, Dual Procedure Overlay......................................................................B-13
Limits Overlay.....................................................................................................................B-14
Setup Overlay.....................................................................................................................B-16
Wire Feeder Setup Description..........................................................................................B-17
Overview of Welding Procedures.............................................................................................B-19
FCAW and GMAW..............................................................................................................B-19
Pulse Procedures...............................................................................................................B-19
Stick/TIG Procedures.........................................................................................................B-19
Wave Control......................................................................................................................B-19
Pulse Welding.....................................................................................................................B-21
Overload Protection..................................................................................................................B-21
Thermal Protection.............................................................................................................B-21
Over Current Protection.....................................................................................................B-21
Accessories...........................................................................................................................Section C
Options/Accessories...................................................................................................................C-1
Wire Feeder Setup...............................................................................................................C-1
Guns and Cables .................................................................................................................C-1
Water Cooler Usage.............................................................................................................C-2
Undercarriages.....................................................................................................................C-2
Maintenance .........................................................................................................................Section D
Safety Precautions......................................................................................................................D-1
Routine and Periodic Maintenance............................................................................................D-1
Input Filter Capacitor Discharge Procedure...............................................................................D-1
Resistor Locations ...............................................................................................................D-2
Discharge Label....................................................................................................................D-3
Resistors with Leads............................................................................................................D-3
Preventive Maintenance.............................................................................................................D-4
Recommended Tools for Installation or Service of Cooler.........................................................D-5
G3503-[ ] Installation or Service Tool Usage..............................................................................D-5
Removing and Installing the G3503-[ ] Cooler...........................................................................D-5
G3503-[ ] Cooler Periodic Maintenance.....................................................................................D-6
G3503-[ ] Cooler Service............................................................................................................D-6
General Component Locations...................................................................................................D-7
Troubleshooting and Repair................................................................................................Section E
How To Use Troubleshooting Guide...........................................................................................E-1
Troubleshooting Guide................................................................................................................E-2
Electrical Diagrams .............................................................................................................. Section F
Parts Manual....................................................................................................................P-261 Series