Harbor Freight Tools 68887 User Manual

Harbor Freight Tools 68887 - 90 Amp Flux Wire Welder Manual

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Harbor Freight Tools 68887 manual content summary:

  • Harbor Freight Tools 68887 | User Manual - Page 1
  • Harbor Freight Tools 68887 | User Manual - Page 2
    Turn power off if you have to leave. 8. The warnings, precautions, and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur. It must be understood . MAINTENANCE Page 2 For technical questions, please call 1-800-444-3353. Item 68887
  • Harbor Freight Tools 68887 | User Manual - Page 3
    supplied respirator. 6. Have a recognized specialist in Industrial Hygiene or Environmental Services check the operation and air quality and make recommendations for the specific . BASIC WELDING WELDING TIPS MAINTENANCE Item 68887 For technical questions, please call 1-800-444-3353. Page 3
  • Harbor Freight Tools 68887 | User Manual - Page 4
    , disconnect power, and discharge electrode to ground before setting down torch/electrode holder and before service. 2. Do not touch energized electrical parts. Wear dry, insulating gloves. Do not touch TIPS MAINTENANCE Page 4 For technical questions, please call 1-800-444-3353. Item 68887
  • Harbor Freight Tools 68887 | User Manual - Page 5
    hazardous situation. Service Specific Safety Harbor Freight Tools for a replacement. 4. Unplug before maintenance. Unplug the Welder from its electrical outlet before any inspection, maintenance, or cleaning procedures. SAVE THESE INSTRUCTIONS. BASIC WELDING WELDING TIPS MAINTENANCE Item 68887
  • Harbor Freight Tools 68887 | User Manual - Page 6
    use the Welder if the power cord or plug is damaged. If damaged, have it repaired by a service facility before use. If the plug will not fit the outlet, have a proper outlet installed by a . spool WELDING TIPS MAINTENANCE Page 6 For technical questions, please call 1-800-444-3353. Item 68887
  • Harbor Freight Tools 68887 | User Manual - Page 7
    Gauge Setup Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product Handle Cover Screw WELDING TIPS MAINTENANCE Item 68887 For technical questions, please call 1-800-444-3353. Page 7
  • Harbor Freight Tools 68887 | User Manual - Page 8
    the control panel and open the Cover. GUN 90 AMP FLUX WIRE WELDER ITEM 68887 ON MIN OFF MAX WIRE FEED SPEED Specifications Wire 0.030" - 0.035" Flux- -core Wire Spool over the Spool Spindle. To prevent wire feed problems, set the Spool so that it will unwind counterclockwise . Knob Spring
  • Harbor Freight Tools 68887 | User Manual - Page 9
    has no burrs or sharp edges; cut again if needed. 9. Keep tension on the wire and guide at least 12 inches of wire into the Wire Liners. 10. Swing the Feed Swing Arm closed . Nozzle Contact Tip Gun WELDING TIPS MAINTENANCE Item 68887 For technical questions, please call 1-800-444-3353. Page 9
  • Harbor Freight Tools 68887 | User Manual - Page 10
    Plug the Power Cord into its electrical outlet and turn the Welder to ON. 90 AMP FLUX WIRE WELDER ITEM 68887 ON MIN OFF MAX WIRE FEED SPEED Specifications Wire 0.030" - 0.035" Flux-Core Capacity 18 Ga. - 3/ Page 10 For technical questions, please call 1-800-444-3353. Item 68887
  • Harbor Freight Tools 68887 | User Manual - Page 11
    tension is set properly. .030″ Incrementally increase tension until wire bends. 17. TURN THE WELDER TO OFF. GUN 90 AMP FLUX WIRE WELDER ITEM 68887 ON MIN OFF MAX WIRE FEED SPEED Specifications Wire 0.030" - 0.035" Flux-Core Capacity 18 Ga. - 3/16" Steel Plate Weldable Mild, Low Alloy
  • Harbor Freight Tools 68887 | User Manual - Page 12
    ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before welding. TO PREVENT skin. Do not breathe arc fumes. GUN 90 AMP FLUX WIRE WELDER ITEM 68887 TO PREVENT SERIOUS INJURY, FIRE AND BURNS: Keep welding tip clear of grounded
  • Harbor Freight Tools 68887 | User Manual - Page 13
    SAFETY SETUP BASIC WELDING Control Panel Layout Gun Cable Wire Speed Dial Ground Cable GUN 90 AMP FLUX WIRE WELDER ITEM 68887 ON MIN OFF MAX WIRE FEED SPEED Specifications Wire 0.030" - 0.035" Flux-Core Capacity 18 Ga. - 3/16" Steel Plate Weldable Mild, Low Alloy Steel Materials (
  • Harbor Freight Tools 68887 | User Manual - Page 14
    this sort of over-stress. When the unit overheats, it automatically shuts 90 AMP FLUX WIRE WELDER ITEM 68887 down and the Overload Indicator lights. The Welder automatically returns to service after cooling off. ON MIN Rest the Gun on an electrically non-conductive, heat‑proof surface, such
  • Harbor Freight Tools 68887 | User Manual - Page 15
    Welder or the chart on the facing page. WARNING! DO NOT SWITCH THE CURRENT WHILE WELDING. 90 AMP FLUX WIRE WELDER ITEM 68887 90 AMP FLUX WIRE WELDER ITEM 68887 GUN WIRE FEED SPEED ON MIN Wire + OFF MAX Specifications 0.030" - 0.035" Flux-Core WIRE FEED SPEED Capacity 18 Ga. - 3/16" Steel
  • Harbor Freight Tools 68887 | User Manual - Page 16
    Distance. Drag Angle 0-15° Weld Direction Stickout (up to 1/2") BASIC WELDING WELDING TIPS MAINTENANCE Page 16 For technical questions, please call 1-800-444-3353. Item 68887
  • Harbor Freight Tools 68887 | User Manual - Page 17
    grounded object, and turn the Power Switch off. up to 2 minutes welding at rated output GUN HOLD GUN CLEAR 90 AMP FLUX WIRE WELDER ITEM 68887 ON MIN OFF MAX WIRE FEED SPEED Specifications Wire 0.030" - 0.035" Flux-Core Capacity 18 Ga. - 3/16" Steel Plate Weldable Mild, Low Alloy Steel
  • Harbor Freight Tools 68887 | User Manual - Page 18
    been removed. Then, better welding can be learned by adjusting your welding technique to remedy any problems found. Cleaning the Weld TO PREVENT SERIOUS INJURY: Continue to wear ANSI-approved safety goggles and For technical questions, please call 1-800-444-3353. Item 68887 MAINTENANCE
  • Harbor Freight Tools 68887 | User Manual - Page 19
    TO CORRECT:ITEM68887 TO CORRECT: 90 AMP FLUX WIRE WELDER ITEM 68887 ON MIN GUN Weld Speed Too Fast TO CORRECT: Weld Speed Too Weldable Mild, Low Alloy Steel Materials (Not for Aluminum or Stainless Steel) ITEM 68887 ON 120V~ 60Hz 20A MIN weld slower GROUND 120V~ 60Hz 20A OFF MAX
  • Harbor Freight Tools 68887 | User Manual - Page 20
    SAFETY Weld Problems Penetration (Workpiece Heat Control) EXCESS PENETRATION OR BURN-THROUGH Weld droops on top and underneath or falls through entirely, making . Increase weld speed. Reduce wire feed speed. Page 20 For technical questions, please call 1-800-444-3353. Item 68887 MAINTENANCE
  • Harbor Freight Tools 68887 | User Manual - Page 21
    Excessive Spatter Fine spatter is normal. Spatter that is grainy and large is a problem. TOP VIEW POSSIBLE CAUSES AND SOLUTIONS 1. Dirty workpiece or welding wire: Clean workpiece : Reduce stickout. WELDING TIPS MAINTENANCE Item 68887 For technical questions, please call 1-800-444-3353. Page 21
  • Harbor Freight Tools 68887 | User Manual - Page 22
    surface, and allow all parts of the Welder to cool thoroughly before service. 1. Periodically remove the Right and Left side panels, and using compressed should not be oblong or have any bulges in it. 5. If any problems are noted, Contact Tip replacement would be advisable. Make sure to select 68887
  • Harbor Freight Tools 68887 | User Manual - Page 23
    SAFETY Troubleshooting IMPORTANT! Be CERTAIN : Replace with the proper wire feed roll - follow the Wire Spool Installation instructions, starting on page 8. Flip over wire feed roll if necessary. 3. Damaged replace Trigger. Item 68887 For technical questions, please call 1-800-444-3353. Page 23
  • Harbor Freight Tools 68887 | User Manual - Page 24
    on page 6. Welding Arc Not Stable POSSIBLE CAUSES AND SOLUTIONS 1. Wire not feeding properly: See first Troubleshooting section - Wire feed motor runs but wire does not feed properly. 2. Incorrect contact tip size: Replace Page 24 For technical questions, please call 1-800-444-3353. Item 68887
  • Harbor Freight Tools 68887 | User Manual - Page 25
    SAFETY SETUP BASIC WELDING Parts List and Diagrams Wiring Schematic G 1234 123 J 1 2 3 4 24V S1 T1 A R Q S2 MAX B MIN C b WELDING TIPS MAINTENANCE Item 68887 For technical questions, please call 1-800-444-3353. Page 25
  • Harbor Freight Tools 68887 | User Manual - Page 26
    THE FOLLOWING CAREFULLY THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO . Page 26 For technical questions, please call 1-800-444-3353. Item 68887
  • Harbor Freight Tools 68887 | User Manual - Page 27
    Assembly Diagram SAFETY SETUP BASIC WELDING WELDING TIPS Part 9 Detail 9f (hidden by part 9e) 9e 9d .030″ 9c 9b 9a Item 68887 For technical questions, please call 1-800-444-3353. Page 27 MAINTENANCE
  • Harbor Freight Tools 68887 | User Manual - Page 28
    Limited 90 Day Warranty Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is
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