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Box 338, Hortonville, WI 54944-0338 Tel 920-779-0916 Fax 920-779-0924 OWNER’S MANUAL TABLE OF CONTENTS A WARNING This product, when used for welding or cutting, produces fumes or gases which contain chemicals known to the State of California to cause birth defects and, in some cases, cancer. (California Health & Safety Code Section 25249.5 et seq.) The following terms are used interchangeably throughout this manual: MIG = GMAW SECTION 1 - SAFETY PRECAUTIONS - READ BEFORE USING........................................................1 1-1. Symbol Usage................................................................................................................................1 1-2. Arc Welding Hazards....................................................................................................................1 1-3. Additional Symbols For Installation, Operation, And Maintenance ..........................................3 1-4. Principal Safety Standards ..........................................................................................................3 1-5. EMF Information............................................................................................................................4 SECTION 2 - INSTALLATION......................................................................................................................5 2-1. Specifications................................................................................................................................5 2-2. Volt-Ampere Curve ........................................................................................................................5 2-3. Welding Power Source Duty Cycle And Overheating................................................................6 2-4. Welding Gun Duty Cycle And Overheating ................................................................................6 2-5. Installing Work Clamp....................................................................................................................7 2-6. Installing Gas Supply....................................................................................................................7 2-7. Installing Welding Gun ..................................................................................................................8 2-8. Installing Wire Spool And Adjusting Hub Tension ......................................................................8 2-9. Setting Gun Polarity......................................................................................................................9 2-10. Positioning Jumper Links..............................................................................................................9 2-11. Electrical Service Guide................................................................................................................10 2-12. Selecting A Location And Connecting Input Power....................................................................10 2-13. Threading Welding Wire................................................................................................................11 SECTION 3 - OPERATION ..........................................................................................................................12 3-1. Front Panel Controls......................................................................................................................12 3-2. Center Baffle Controls ..................................................................................................................13 3-3. Weld Parameter Chart ..................................................................................................................14 SECTION 4 - MAINTENANCE & TROUBLESHOOTING........................................................................16 4-1. Routine Maintenance ....................................................................................................................16 4-2. Circuit Breaker CB1 ......................................................................................................................16 4-3. Fuses F1 And F2 ..........................................................................................................................17 4-4. Changing Drive Roll And Wire Inlet Guide..................................................................................17 4-5. Replacing Gun Contact Tip ..........................................................................................................17 4-6. Cleaning Or Replacing Gun Liner ................................................................................................18 4-7. Replacing Switch And/Or Head Tube ..........................................................................................19 4-8. Troubleshooting ............................................................................................................