Harbor Freight Tools 93793

For technical questions, please call 1-800-444-3353;

Troubleshooting section at end of manual. Page 30SKU 93793

NOTE: Some parts are listed and shown for

illustration purposes only and are not avail-

able individually as replacement parts.

ASSEMBLY DIAGRAM

Contents

Main DUAL MIG WELDER Model 93793 ASSEMBLY AND OPERATING INSTRUCTIONS Contents PRODUCT SPECIFICATIONS SAVE THIS MANUAL GENERAL SAFETY RULES Page Inspection, Maintenance, And Cleaning SPECIFIC SAFETY RULES Page Inhalation Hazard Welding Produces TOXIC FUMES and GASSES. et seq. GROUNDING by a certified electrician EXTENSION CORDS SYMBOLOGY V ~ A UNPACKING ASSEMBLY INSTRUCTIONS TO ATTACH THE HANDLE TO INSTALL THE REAR WHEELS AND CASTERS TO INSTALL A 10 LB. WIRE SPOOL TO ROUTE THE WIRE WARNING! TO CHANGE WIRE SETTINGS SETTING THE GUN POLARITY FOR WIRE TYPE TO ATTACH THE GROUND CABLE WITH CLAMP TO INSTALL A GAS CYLINDER OPERATING INSTRUCTIONS BEFORE YOU BEGIN WELDING DUTY CYCLE (DURATION OF USE) SETTING UP THE WELD HOLDING THE WELDING TORCH Page Weld Diagnosis WELD DIAGNOSIS WELD PENETRATION WELD NOT ADHERING PROPERLY BEND AT JOINT CROOKED/WAVY BEAD POROSITY EXCESSIVE SPATTER STRIKE TEST WHEN THE WELD IS COMPLETED INSPECTION, MAINTENANCE, AND CLEANING NOZZLE INSPECTION, CLEANING, AND REPLACEMENT CONTACT TIP INSPECTION, CLEANING, AND REPLACEMENT REPLACING THE WELDING TORCH LINER Page PARTS LIST Page Page TROUBLESHOOTING WIRE FEED MOTOR RUNS BUT WIRE DOES NOT FEED PROPERLY Wire Spool Troubleshooting WIRE CREATES A BIRDS NEST DURING OPERATION WELDING ARC NOT STABLE WELDER DOES NOT FUNCTION WHEN SWITCHED ON Duty Cycle TROUBLESHOOTING (continued) WEAK ARC STRENGTH WIRE FEEDS, BUT ARC DOES NOT IGNITE LIMITED 1 YEAR/90 DAY WARRANTY TROUBLESHOOTING (continued) WARRANTY WIRE FEEDS, BUT SHIELDING GAS DOES NOT FLOW