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Installation.......................................................................................................................Section A
Technical Specifications.......................................................................................................A-1
Safety Precautions ...............................................................................................................A-2
Location................................................................................................................................A-2
Shielding Gas .........................................................................................................A-4 thru A-5
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Operation.........................................................................................................................Section B
Safety Precautions ...............................................................................................................B-1
Product Description ..............................................................................................................B-2
Controls and Settings ...................................................................................................B-2, B-3
Wire Drive Roll .....................................................................................................................B-7
Wire Reel Loading................................................................................................................B-8
Mounting of 10 to 44 lbs. Spools ..........................................................................................B-8
Feeding Wire Electrode........................................................................................................B-9
Idle Roll Pressure Setting.....................................................................................................B-9
Pulse On Pulse, and Benefits of Pulse On Pulse...............................................................B-11
Power Mode .......................................................................................................................B-12
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Accessories ....................................................................................................................Section C
Drive Roll Kits.......................................................................................................................C-1
Aluminum Feeding Kit .........................................................................................................C-1
Readi-Reel Adapter..............................................................................................................C-1
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Maintenance....................................................................................................................Section D
Safety Precautions, General Maintenance...........................................................................D-1
Gun Tubes and Nozzles, Gun Cable Cleaning ....................................................................D-1
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Troubleshooting .............................................................................................................Section E
How to Use Troubleshooting Guide .....................................................................................E-1
Troubleshooting .....................................................................................................E-2 thru E-5
Fault Codes ..........................................................................................................................E-6
Push / Pull Gun Wire Feeder Troubleshooting ....................................................E-7 thru E-10
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Diagrams..........................................................................................................................Section F
Wiring Diagrams and Dimension Print ...................................................................F-1 thru F-5
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Parts Manual ...................................................................................................................Appendix
POWER MIG 300 Parts Pages .............................................................................P409 Series
Magnum 300 & 400 GMAW Gun, Connector Assembly.....................................P202-C Series
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