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Longevity MigWeld 140 Operating Manual

Longevity MigWeld 140 Operating Manual

140amp transformer mig welder 110v

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MigWeld 140 140 AMP MIG Welder
Operating Manual
For
MigWeld 140
140AMP Transformer MIG Welder 110v
Page 1 of 27

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Summary of Contents for Longevity MigWeld 140

  • Page 1 MigWeld 140 140 AMP MIG Welder Operating Manual MigWeld 140 140AMP Transformer MIG Welder 110v Page 1 of 27...
  • Page 2: Table Of Contents

    PG. 12-16: Safety Precautions PG. 17: Unpacking PG. 18: Components and Controls PG. 19-23: Installation PG. 23-24: Welding Operations PG. 25: Suggested Settings PG. 26: Overload Protection PG. 27: Enjoy your new welding machine from LONGEVITY! Page 2 of 27...
  • Page 3 MigWeld 140 140 AMP MIG Welder THANK YOU! We, at LONGEVITY, want to thank you for purchasing our product. You are almost ready to experience Longevity Welding first hand. Longevity definitely appreciates your business and understand that this equipment may be overwhelming to setup and operate so we have prepared a manual that will assist you in understand your new plasma cutter/welder.
  • Page 4 Dealers: dealers@longevity-inc.com Complaints: complaints@longevity-inc.com Please join our welding forums to share welding tips and tricks, to receive useful information from customers who also use our products, and to be a part of the Longevity™ welding community at www.freeweldingforum.com Check out LONGEVITY Racing at www.longevity-racing.com...
  • Page 5 LONGEVITY Plasma Cutters, Welders, and Multi-Purpose Welders are covered for specific Parts and Labor warranty at our facility. For detailed information regarding your specific LONGEVITY welder or cutter, please view our Terms and Policies page on our website at the following website link: http://www.longevity-inc.com/terms/...
  • Page 6 Out-of-Warranty Service Customers, who own machines that are out of warranty and require service, should contact us for an estimate. Longevity offers an exchange program on out of warranty units. We also help non LONGEVITY customers with repairs, replacement, and service.
  • Page 7 MigWeld 140 140 AMP MIG Welder Warnings and Safety Welding and plasma cutting may be dangerous to the operator and to bystanders, if the equipment is not operated properly. Welding or cutting must be performed in accordance with all relevant safety regulations. Carefully read and understand this instruction manual before installing and operating this equipment.
  • Page 8 MigWeld 140 140 AMP MIG Welder Arc-light emission can be harmful to eyes and skin. Always wear a welding helmet, anti-radiation glass, and work clothes while welding. Ensure that people in or near the working area are protected. Welding splash is a fire hazard.
  • Page 9 MigWeld 140 140 AMP MIG Welder Safety Tips Consider the following tips to ensure safe operation of your welding/cutting equipment:  Ensure that this welding equipment is installed in an area free of corrosive chemical gases, flammable gases or materials, and explosive chemicals.
  • Page 10: General Description

    The MIGWELD 140 will easily connect to your existing 110v wall outlet and can be setup easily in minutes. Running on a standard 110v power cord, which is included, you will be able to lay down a nice weld anywhere.
  • Page 11 MigWeld 140 140 AMP MIG Welder Operation Manual Carefully read the operation manual prior to using, installing and maintaining the electric welding machine for the purpose of preventing damages such as fire, electric shock and etc from occurring. Please keep the manual for the reference in the future.
  • Page 12 MigWeld 140 140 AMP MIG Welder SAFETY WARNINGS AND PRECAUTIONS WARNING: When using welder, basic safety precautions should always be followed to reduce the risk of personal injury and damage to equipment. Read all instructions before using this welder. Keep work area clean. Cluttered areas invite injuries.
  • Page 13 MigWeld 140 140 AMP MIG Welder Check for damaged parts. Before using any tool, any part that appears damaged should be carefully checked to determine that it would operate properly and perform its intended function. Check for alignment and binding of moving parts; any broken parts or mounting fixtures; and any other condition that may affect proper operation.
  • Page 14 MigWeld 140 140 AMP MIG Welder WARNING: The warnings, cautions and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur. It must be understood, by the operator, that common sense and caution are factors, which cannot be built into this product, but must be supplied by the operator.
  • Page 15 MigWeld 140 140 AMP MIG Welder WARNING ARC WELDING CAN BE HAZARDOUS WARNING: THIS WELDING MACHINE MUST BE CONNECTED TO POWER SOURCE IN ACCORDANCE WITH LOCAL ELECTRICAL CODES WARNING: DISCONNECT POWER SOURCE BEFORE DISASSEMBLY OF THE TORCH WARNING: THE SHIELD NOZZLE MUST BE INSTALLED PRIOR TO OPERATION OF THE TORCH...
  • Page 16 MigWeld 140 140 AMP MIG Welder to the arc rays or to hot spatter or metal. HOT METAL can burn Electric arc welding operations cause sparks and hot metal to temperatures that can cause severe burns! Use protective gloves and clothing when performing any metal working operations.
  • Page 17: Unpacking

    MigWeld 140 140 AMP MIG Welder I. UNPACKING Please check to ensure that the following components are included when unpacking (See Figure A-1) Page 17 of 27...
  • Page 18: Components And Controls

    MigWeld 140 140 AMP MIG Welder II. COMPONENTS AND CONTROLS 1. Output voltage adjust knob 2. Power switch 3. Wire feed rate adjust knob 4. Gun trigger lead connectors 5. Latch 6. Ground (work) clamp and cable 7. Welding gun and cable assembly 8.
  • Page 19: Installation

    MigWeld 140 140 AMP MIG Welder III. INSTALLATION Grounding (work) Clamp Installation (See Figure C-1, Figure C-2) 1. Open the right-side door of the welding machine 2. Insert the lug end of the ground clamp through access hole○ 3. Route the cable of the ground clamp...
  • Page 20 In the event that .030” (0.8mm) - .035” (0.9mm) welding wires are used, the wire feed roll groove must be changed. 1. Ensure that the MigWeld 140 welding machine is powered off. 2. Unlatch the spring loaded pressure arm and Figure C-4 open the idle roll arm.
  • Page 21 MigWeld 140 140 AMP MIG Welder Welding Wire Installation The MigWeld140 welding machine can use wire spools up to 8“ diameter (200mm) and a maximum width under 2” (50mm). If you use the smaller 4“ diameter (100mm) wire spools the 2” (50mm) spindle adapter must removed.
  • Page 22 MigWeld 140 140 AMP MIG Welder 2. Pull out the welding wire ○ from the welding wire spool carefully; To prevent the spool from unwinding, maintain tension on the wire until after Step 5. 3. Cut off the starting end of the welding wire from the wire spool and straighten the lead section of wire from the spool approximately 4”...
  • Page 23: Welding Operations

    MigWeld 140 140 AMP MIG Welder Cylinder Valve Regulator Flow Gauge Hose Inlet Connection For Shielding Gas Welding Operations 1. Make sure power is off on the Welding Machine MigWeld140 2. Remove nozzle and contact tip 3. Power on MigWeld140 Welding Machine 4.
  • Page 24 Finally, power off the MigWeld140 Welding Machine. Optional Spool Gun - Contact your local LONGEVITY dealer for correct Spool Gun part number. Your MigWeld140 has a factory installed option to allow you to install and operate a hand held spool gun.
  • Page 25 MigWeld 140 140 AMP MIG Welder Page 25 of 27...
  • Page 26: Overload Protection

    MigWeld 140 140 AMP MIG Welder V.Overload Protection Overload protection for power supply to welding The MigWeld140 Welding Machine is equipped with a circuit breaker and a thermostat, which protects the machine from damage if maximum output is exceeded. The circuit breaker button will extend out when tripped.
  • Page 27: Enjoy Your New Welding Machine From Longevity

    MigWeld 140 140 AMP MIG Welder LONGEVITY® Global, Inc. thanks you for your purchase and the opportunity to be able to serve you. If, after reviewing this manual, you have any problems in setting up or operating your machine, contact us at help@longevity-inc.com.