HT 120 IGBT User Manual

HT 120 IGBT User Manual

Handheld mma arc welder

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Handheld 120
IGBT MMA
ARC Welder
USER GUIDE

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Summary of Contents for HT 120 IGBT

  • Page 1 Handheld 120 IGBT MMA ARC Welder USER GUIDE...
  • Page 2 Handheld 120 IGBT MMA ARC Welder User Guide HValley Tools LLC 1065 Industrial Blvd Southampton PA 18966 215-938-5060 HValleyTools.Com Info@HValleyTools.Com Copyright © HValley Tools LLC Version A...
  • Page 3: Table Of Contents

    Handheld 120 IGBT MMA ARC Welder User Guide TABLE OF CONTENTS 1. Precautions and Safe Use ........4 2. Operating / Working Environment ......5 3. Safety Tips and Recommendations ......6 4. Welding Fundamentals ..........8 5. Parts List / Box Contents .......... 9 6.
  • Page 4: Precautions And Safe Use

    Handheld 120 IGBT MMA ARC Welder User Guide PRECAUTIONS AND SAFE USE Welding may result in injury to you and others, so please implement proper protections and precautions when welding. Electric shock-may result in serious injury or even death! Ensure devices are properly grounded.
  • Page 5: Operating / Working Environment

    Handheld 120 IGBT MMA ARC Welder User Guide Excessive noise can be harmful to people’s hearing. Wear proper hearing protection when welding. Ensure onlookers have a proper hearing protection or distance to avoid injury. Magnetic field can impair cardiac pacemaker operation.
  • Page 6: Safety Tips And Recommendations

    Handheld 120 IGBT MMA ARC Welder User Guide Safety Tips and Recommendations This unit is equipped with an over-current/over-voltage/over- heating protection circuit. When the supplied voltage, output current or inner temperature exceeds these limits, the unit will stop automatically. Please check those conditions prior to restarting.
  • Page 7 Handheld 120 IGBT MMA ARC Welder User Guide Safety Tips and Recommendations 4. Fault/Halt Indicator 4.1. A sudden halt may occur and the red indicator on the front panel is lit. 4.2. The welder has exceeded the standard duty cycle which triggers temperature alert due to overheating.
  • Page 8: Welding Fundamentals

    Handheld 120 IGBT MMA ARC Welder User Guide Welding Fundamentals Welding is a relatively simple process for bonding two pieces of metal together. As an example, soldering two wires together is the same concept. To connect the wires, we use heat to melt solder onto the wires to create the connection and a permanent bond and circuit.
  • Page 9: Parts List / Box Contents

    Handheld 120 IGBT MMA ARC Welder User Guide WHAT IS IN THE BOX / PARTSLIST The Handheld 120 is a clean, simple and easy to use design. NOTE: The Safety Face Shield is shown assembled and consists of three parts.
  • Page 10: Features And Functions

    Handheld 120 IGBT MMA ARC Welder User Guide FEATURES AND FUNCTIONS Power Switch Welder Activation Button Welding Stick / Electrode Welding Chuck Electrode Release / Replacement Button Power Indicator Alert Indicator Current Adjustment Knob All-in-One Ground Clamp 10 Power Connector and Cable Copyright ©...
  • Page 11: Safety Face Shield Assembly

    Handheld 120 IGBT MMA ARC Welder User Guide SAFETY FACE SHIELD ASSEMBLY Proper eye and face protection is required and essential! Here are the steps to assemble the basic handheld safety face shield. Copyright © HValley Tools LLC Version A...
  • Page 12: Setup And Operation

    Handheld 120 IGBT MMA ARC Welder User Guide SETUP AND OPERATION The picture above illustrates how the handheld welder and cables are connected for proper operation. The connections outlined below are for “Basic Operation”. 1. Verify that the Power Switch is in the OFF position.
  • Page 13: Operating Your Welder

    Handheld 120 IGBT MMA ARC Welder User Guide OPERATING YOUR WELDER To begin your welding project! 1. For basic welding parameters, please refer to the table below. Preset the welding current according to the type and size of the electrode (see recommendations below) and turn the Current Adjustment Knob to the recommended welding current position.
  • Page 14: Common Arc Welder Electrodes

    Handheld 120 IGBT MMA ARC Welder User Guide COMMON ARC WELDER ELECTRODES Copyright © HValley Tools LLC Version A...
  • Page 15: Common Problems And Solutions

    Handheld 120 IGBT MMA ARC Welder User Guide Common Problems and Solutions Problem Causes and Solutions 1) Use a different electrode. 2) Verify that the electrode is a high-quality tungsten Arc striking is difficult and electrode. pauses easily 3) Electrode may have been exposed to moisture.
  • Page 16: Recommended Maintenance

    Handheld 120 IGBT MMA ARC Welder User Guide Recommended Maintenance Clean and blow the unit out periodically with dry and clean compressed air. Perform this operation more frequently in environments with heavy dust and smoke. 60-80 PSI should be sufficient and avoid excess pressure to avoid damaging the small parts inside the unit.
  • Page 17: Technical Specifications

    Handheld 120 IGBT MMA ARC Welder User Guide Technical Specifications Unit of Model Specification Measure Handheld 120 AC110 ± 10% Rated input voltage 50/60 Frequency Rated input power No-load voltage 20-120 Welding current range (MMA) 20.8-24.8 Rated duty cycle No-load voltage...
  • Page 18: Notes

    Handheld 120 IGBT MMA ARC Welder User Guide NOTES Copyright © HValley Tools LLC Version A...
  • Page 19 Handheld 120 IGBT MMA ARC Welder User Guide NOTES Copyright © HValley Tools LLC Version A...
  • Page 20 HValley Tools LLC 1065 Industrial Blvd Southampton PA 18966 215-938-5060 HValleyTools.Com Info@HValleyTools.Com...

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