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INSTRUCTION MANUAL
IMPORTANT: Read This Instruction Manual Completely before operating this equipment. Save this
manual and keep it handy for quick reference. Pay particular attention to the hazards and safety
precautions provided for your protection and for the protection of those in the immediate vicinity
where this device is to be used. Contact your distributor if you do not fully understand this
manual or require additional information.
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Table of Contents
Related Manuals for GWS MIG220 AC/DC
Summary of Contents for GWS MIG220 AC/DC
- Page 1 INSTRUCTION MANUAL IMPORTANT: Read This Instruction Manual Completely before operating this equipment. Save this manual and keep it handy for quick reference. Pay particular attention to the hazards and safety precautions provided for your protection and for the protection of those in the immediate vicinity where this device is to be used.
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Page 2: Table Of Contents
5.3 TIG Parameters ............21 PLEASE NOTE that under no circumstances should your 5.4 Operation Environment........23 MIG220 AC/DC be altered or changed in any way from 5.5 Operation Notices ..........23 standard factory configuration. Doing so, will void the 5.6 Troubleshooting ............ -
Page 3: Recommended Safety Precautions
IMPORTANT! Hot or moving parts can 150 to 250 amps Shade 10 cause serious injury and electric shock can kill. Use the following MIG220 AC/DC operation guidelines to insure your 250 to 300 Shade 11/12 own personal safety and for those in the immediate vicinity... - Page 4 ROTATING PARTS MAY BE DANGEOUS: • Use suitable clothing made from durable flame-resistant material to protect your skin and that of your helpers from • Use only compressed gas cylinders containing the correct the arc rays. shielding gas for the process used and properly operating regulators designed for the gas and pressure used.
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Page 5: Electrical Shocks
1.3 Electrical Shock 2.0 Introduction The MIG220 AC/DC welder adopts the latest pulse width • Never touch ‘live’ electrical parts modulation (PWM) technology and the insulated gate • Earth clamp all work materials bipolar transistor (IGBT) power module. • Never work in wet or damp environments At the same time, this machine is capable of four welding patterns, MMA, MIG, AC/DC &... -
Page 6: Working Principle
Positive- Feedback Control 2.2 Volt-Ampere Characteristic The MIG220 AC/DC Series welder has an excellent volt-ampere characteristic, displayed in the following graph. The relation between the conventional rated loading voltage U and the convention welding current I is as follows: When I2≤600A， U2=10+0.04I2(V); When I2＞600A,U2=34(V). -
Page 7: Installation And Adjustment
3.0 Installation and Adjustment 3.1 Parameters... -
Page 8: Duty Cycle & Over Heating
The movement may result in potential danger or substantive hazard, so please make sure that the machine is in a safe position before using 3.4 Power supply input connection The MIG220 AC/DC welding machines power supply connects to 220V. When the power supply voltage is over/under the safe work voltage, the over voltage or under voltage protection inside the welder will trigger, turning the alarm light on and cutting the current output off. -
Page 9: Assembling The Equipment (Tig)
3.6 Assembling the equipment (TIG) (ie: MIG200) Shield gas Shield gas Gas Hose connector input joint Aero socket MIG220 MIG220 AC/DC AC/DC front panel rear panel Pipe Argon Gas Welding Cable Cylinder Control Cable of torch switch Welding Torch Workpiece DC POSITIVE CONNECTION •... -
Page 10: Operation
4.0 Operation 4.1 Lay out for front and rear panel MIGARC220 AC/DC 1. Current & wire knob Used to adjust the current and wire feeding speed 3. Voltage knob Used to adjust voltage downslope/arc force 4. Inductance adjusting knob Used for adjusting inductance 5. -
Page 11: Control Panel
MMA parameters, the current, ARC force, welding-way, diameter, thickness and electrode etc will be displayed. When in the state of welding, it will TYPE MIG220 AC/DC display the setting parameters, current voltage and current. The range of adjusting 10~220... - Page 12 Setting welding ARC force current Weld Way Diameter Thickness electrode Setting arc Display the setting force current The actual current and voltage display (3) The Control Knob This knob is mainly used for navigating and confirming selections. When shifting the button left or right, the corresponding page will navigate to the left or right.
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Page 13: Argon Arc Welding Operation
(4) The adjustment button for voltage, down slope and arc force In different welding states, this knob has differing functions: (1) In the mode of MMA, it can adjust the arc force, the range is 0~10; (2) In the mode of TIG, it can adjust the time of down slope; (3) In the mode of MIG, it can adjust the welding voltage, the range is 10~25V (5) The knob of inductance This button is used for adjusting the output inductance, the range is 0~10, used to make the... -
Page 14: Tig Welding (2T Operation)
• t3~t4: Welding process. During this period, the gun switch is loosened • t4: Repress down the gun switch, the output current slopes down to crater current • t4~t5: Down slope time, adjustment range of down slope time: 0~10.0S • t5~t6: Crater current holds time; adjustment range of crater current: 5~250A (315A) •... -
Page 15: Mma Welding Mode Settings
Notices: • Check the condition of welding and connection units first, otherwise there may be malfunctions such as ignition sparks, gas leakages, loss of control and so on. • Check whether there is enough Argon gas in the shield gas cylinder, you can test the electromagnetic gas valve via the switch on the front panel. -
Page 16: Mig Welding Mode Settings
Welding electrode diameter selection Thickness Welding parameter display and adjustment interface 4.5 MIG Welding mode Settings 4.6MIG SYN Operation Guide This machine has two modes in MIG status. In the unitary mode， this machine can according to use occasion and condition, select the diameter and type of the welding-wire etc. - Page 17 Protective gas selection Welding wire diameter selection Welding type selection Thickness Welding parameter display and adjustment interface...
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Page 18: Mig Man Operation Guide
In the last level, the all setting parameters will display in the Corresponding positionyou’re your welding experience is poor, you can according the state of the welding to adjust the settings of the voltage, speed and inductance. 4.7 MIG man Operation guide In this mode, the user can adjust voltage and wire speed according to user's usage habits and welding occasions. -
Page 19: Set Up Operation Guide
Welding mode selection HF -LIFT selection AC -DC selection PULSE Selection Welding parameter display and adjustment interface 4.9 Set up operation guide In order to meet the use requirements of customers, this machine has Multiple gun options in TIG and MIG mode, also has the Advanced remote-control technology, the user can choose the mobile-phone’s Bluetooth which the operation system is Android to connect to the machine, then you can adjust the welding status or welding parameters. - Page 20 As show in the picture, in every status, if you select the corresponding function, the program will jump to the corresponding page.
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Page 21: Memory Operation Guide
4.9.1 Memory operation guide In order to meet the customer's requirements for the storage of the ideal welding parameters, the machine adds the storage function. In each welding mode, the user can store nine groups of data. The user can store the ideal welding parameters, you can press the ENTER button in the front panel when the display in the main menu or the Welding parameter display and adjustment interface to enter the memory page. -
Page 22: The Explanation Of Welding Quality
5.2 The Explanation of Welding Quality The relation of welding area colour & the protection e ect of stainless steel Welding area argent, golden blue red-grey grey black colour Protect best better good worst effect The relation of welding area colour & the protection e ect of Ti-alloy Welding area white powder of bright argent... - Page 23 Welding Welding Argon Gas Workpiece Tungsten Joint Welding Wire Current Speed/ Flow Rate/ Thickness Electrode Form Diameter/MM (DCEP) Diameter/MM cm · min L · min Butt 20~50 Butt 50~80 Butt 65~105 Corner 75~125 Butt 85~125 Corner 95~135 Butt 100~135 Corner 115~145 Butt 150~225...
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Page 24: Operation Environment
5.4 Operation Environment 5.5 Operation Notices • Read section 1 carefully before attempting to use this • Height above sea level is below 1000m. equipment. • Operation temperature range:-10°C~+40°C. • Connect the ground wire with the machine directly, and • Relative humidity is below 90 %(+20°C). relative humidity refer to section 3. -
Page 25: Troubleshooting
5.6 Troubleshooting If there are simple troubles with your MIG200/250 welding machine, you can consult the following overhauling chart: Troubles Reasons Solutions Light damaged or has a bad Test/repair the inside circuit of power When the machine is powered connection light on, the fan works but the power light is not on... -
Page 26: Electrical Schematic Drawing
Electrical schematic drawing...
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