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TER SRL MIG175GD User Manual

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USER MANUAL
MIG175GD

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Summary of Contents for TER SRL MIG175GD

  • Page 1 USER MANUAL MIG175GD...

  • Page 3: Table Of Contents

    CONTENTS CONTENTS ........................1 2. SAFETY WARNING ..........................2 3. PRODUCT DESCRIPTION ........................7 4. TECHNICAL PARAMETERS ......................8 5. INSTALLATION INSTRUCTION ......................9 6. PANEL FUNCTION ILLUSTRATION ....................13 7. OPERATION PARAMETER RECOMMENDATION ................19 8. STRUCTURE CHART AND MAJOR PARTS LIST ................22 9.
  • Page 4 DECLARATION OF CONFORMITY TER SRL - Via Leopardi, 13 - 36030 Caldogno (VI) Italy declares that the machines descripted in this manual must be use solely for professional purposes in an industrial environment and they are manufactured in compliance with the instructions contained in the harmonized standard: 2014/35/EU (LDV) –...

  • Page 5: Safety Warning

    SAFETY WARNING ● Please read this manual carefully before using it. ● The safety notes listed in this manual is to ensure correct use of the machine and to keep you and other people from being hurt. ● The machine is safety considered designed, please refer to the safety warning listed in the manual when using it in case of bad accidents.
  • Page 6 5. People using heart pacemaker cannot get close to the welding machine and area without the doctor’s permit. The magnetism caused when connecting the machine will cause influence to the pacemaker. 6. Ask profession person to install, check and maintain the machine. 7.
  • Page 7 3. When operated on trunks, boilers, cabins etc.,the CO2 and argon gas will stay in the bottom. Please replace gas sufficiently and use gas respire facilities in case of oxygen shortage. 4. Please accept the supervisor’s check when operate in narrow space, and ensure enough gas supply and use breathe preventive facilities.
  • Page 8 Notes! Please follow the below notes to avoid gas cylinder toppling over or broken. ＊Toppling over of the gas cylinder will cause body hurt. ＊ Wrong use of the gas cylinder will lead to high-pressure gas eruption and cause human hurt. 1.
  • Page 9 Notes! Follow the below notes to ensure better work efficiency and power source: ＊ No person under of in front of the machine when swing in case of injury! 1. Precautions against toppling over. 2. Warning against the use of welding power source for pipe thawing. 3.

  • Page 10: Product Description

    2) Maintain the welding equipments regularly. 3) The cable should be short enough to be close to each other and near to the ground. 4) Ensure the safety of all the metal parts and other parts nearby. 5) The workpiece should be well connected to the ground. 6) Shield or protect the other cable and equipments to decrease the influence of disturb.

  • Page 11: Technical Parameters

    TECHNICAL PARAMETERS Type Item MIG175GD 1 phase Power voltage (V) 220V15% Frequency (Hz) 50/60 Rated input current (A) No-load voltage(V) 20-175(MMA) Output current adjustment (A) 10-175(TIG) 50-175(MIG) Output voltage (V) 16.5-22.8 Duty cycle (%) Power factor 0.73 Efficiency (%) Type of wire feeder...

  • Page 12: Installation Instruction

    INSTALLATION INSTRUCTION The welding equipment is equipped with power voltage compensation device. It keeps the machine work normally when power voltage fluctuating ±15% of rated voltage. When using long cable, in order to reduce voltage drop, big section cable is suggested. If the cable is too long, it will affect the performance of arcing and other system function, it is suggested to use the recommend length.
  • Page 13 3、Correct Installation of STICK： 1) Make sure cable with electrode holder and quick plug connected well. Connect the quick plug to the socket “-” of the machine, and fasten it clockwise tightly. 2) Connect the quick plug at one end of the cable into the socket “+” of the machine, and fasten it clockwise, the other end clamps the workpiece.
  • Page 14 Explanatory drawing for Installation of MIG 175GD(MIG): - 12 - YF-74L A2 USER MANUAL...
  • Page 15 Explanatory drawing for Installation of MIG 175GD(LIFT TIG): - 13 - YF-74L A2 USER MANUAL...
  • Page 16 Explanatory drawing for Installation of MIG 175GD(STICK): - 14 - YF-74L A2 USER MANUAL...

  • Page 17: Panel Function Illustration

    PANEL FUNCTION ILLUSTRATION Front panel instruction： 1. STICK/LIFT TIG/MIG switch key 2. WIRE CHECK 3. VRD/2T/4Tswitch key 4. Data selection key (effective under MIG mode) 5. Multifunctional data adjusting knob（coarse adjustment by pressing the knob and turning it: big regulating rate and high speed;...
  • Page 18 Operation Instruction： 1） The starting up display Switch on the welding power source, the front panel displays as Chart 1. After the【Multifunctional data display】(or any key or knob on front panel) flashes for 5 seconds, the machine enters into the welding mode that saved in the last shutdown.
  • Page 19 Chart4: The display status when welding under STICK mode. 3） Operation instruction under LIFT TIG mode. When welding stops, press the【STICK/LIFT TIG/MIG switch key】，the LIFT TIG indicator lights up，and it turns into LIFT TIG mode. LIFT TIG means the tungsten contacts the workpiece first, then press the torch switch, the arc is ignited by lifting the torch.
  • Page 20 Chart 6： Display status when perform welding under Chart 7： Display status after stop welding under LIFT TIG mode TIG mode 4） Operation instruction under MIG mode. When welding stops, press【STICK/LIFT TIG/MIG switch key】，MIG indicator lights up, and the machine enters into MIG mode.(Chart 8) Under MIG mode, pressing 【WIRE CHECK】,the indicator lights up, which can realize high speed wire feeding(Chart 9).
  • Page 21 third time, it would turn back to preset welding voltage and wire feeding speed. Chart 10： fine adjustment display of voltage Chart 11： Fine adjustment display of Inductance presetting range under MIG mode range under MIG mode 3 seconds later after setting the welding parameters, the 【multifunctional data display】 would flashes for one time, which means the data has been saved.
  • Page 22 Chart 14：malfunction display of wire feeder Chart 15： Malfunction display of over current 3） Malfunction display of overheating protection The panel displays as Chart 16 when overheating, and the 【multifunctional data display】flashes continuously, the machine can not work normally. Only when the temperature of the welding machine falls below 60℃, the overheating malfunction would disappear, and the machine work normally without restarting.

  • Page 23: Operation Parameter Recommendation

    OPERATION PARAMETER RECOMMENDATION 1：Generally, welding current is adequate to welding electrode according with as following: electrode φ2.5 φ3.2 φ4.0 φ5.0 specification welding current 70-100A 110-140A 170-220A 230-280A 2： Welding variables when use TIG. TIG welding specifications of stainless steel as follows: Tungsten Thickness Wire diameter...
  • Page 24 3： Welding variables when use MIG welding The values listed in the following table are the general specification values under standard condition. Plate Wire Interval Voltage Welding Wire Gas flow rate Current (L/min) thickness diameter speed extension （V） (mm) （A） （mm）...
  • Page 25 Plate Wire Current Voltage Welding Wire Gas flow rate thickness diameter speed extension （A） （V） （L/min） （mm） （mm） （cm/min （mm 0.8,0.9 60～80 16～17 40～50 0.8,0.9 80～100 19～20 40～55 10～15 1.0,1.2 120～160 20～22 35～45 10～15 10～15 20～25 1.0,1.2 150～180 21～23 30～40 10～15 Plate Wire...
  • Page 26 0.8,0.9 0．8 60～70 16～17 40～45 10～15 0.8,0.9 80～90 18～19 45～50 10～15 0.8,0.9 90～100 19～20 45～50 10～15 0.8,0.9 100～130 20～21 45～50 10～15 1.0,1.2 120～150 20～21 45～50 10～15 1.0,1.2 150～180 20～22 35～45 10～15 20～25 1．2 200～250 24～26 45～50 10～15 20～25 - 24 - YF-74L A2 USER MANUAL...

  • Page 27: Structure Chart And Major Parts List

    STRUCTURE CHART AND MAJOR PARTS LIST Structure Chart of MIG175GD - 25 - YF-74L A2 USER MANUAL...
  • Page 28 Major parts list of MIG175GD Item quantity Item quantity reactor display board silicon bridge main board hall base board switch Bottom of MIG 175GD Left movable cover of MIG EMC insulating board 175GD joint Right cover of MIG 175GD crossover coupling...

  • Page 29: Circuit Diagram

    CIRCUIT DIAGRAM - 27 - USER MANUAL YF-74L...

  • Page 30: Attentions & Preventive Measures

    ATTENTIONS & PREVENTIVE MEASURES 1. Environment 1） The machine works in environment where air conditions are dry with a dampness level of max 90%. 2） Ambient temperature should be between -10 to 40 degrees centigrade. 3） Avoid welding in sunshine or raining. Avoid water entering the machine 4）...

  • Page 31: Potential Operating Problems

    POTENTIAL OPERATING PROBLEMS The phenomenon listed below may happen due to relevant accessories used, welding material, surroundings and power supply. Pleas improve surroundings and avoid these problems.. A. Arc starting difficulty. Arc interruption happens easily: 1) Examine whether grounding wire clamp contacts with the work pieces well. 2) Examine whether each joint has improper contact.

  • Page 32: Daily Maintenance

    DAILY MAINTENANCE WARNING! The power shall be cut off completely before all maintenance, repairing works. Make sure to pull out power plug before opening the case. Remove dust regularly with dry compressed air. If the welding machine is used in surroundings with heavy smoke and polluted air, it is necessary to remove dust at least one time one month.

  • Page 33: Troubleshooting And Fault Finding

    TROUBLESHOOTING AND FAULT FINDING Notes: The following operations must be performed by qualified electricians with valid certifications. Before maintenance, you are suggested to contact local distributor to verify qualification. Malfunctions and solutions of MIG 175GD: Malfunctions Solution Confirm the power switch is on. The meter show nothing;...

  • Page 34: Initial Problems Diagnose

    INITIAL PROBLEMS DIAGNOSE Even the machine comes up with abnormal phenomenon such as welding unable, arc unstable or bad welding effect, it is still early to judge that there is malfunction on the machine. The above-mentioned abnormal phenomenon may be caused by some reasons. For example: tight parts loosen, forgetting to switch on, wrong set up, cable broken and gas rubber pipe cracked, etc.
  • Page 35 Initial problems diagnose Abnormal Items Area and Item to be Inspected and Maintained Wire feeding wheel does not match with the diameter of wire in texturing tube Crackle on wire feeding wheel, groove blocked 〇 〇 〇 〇 〇 Wire Feeding Device up or defect Too tight or loose of the handle Wire powder accumulated on the inlet of SUS...

  • Page 36: Daily Checking

    DAILY CHECKING WELDING POWER SUPPLY Position Check points Remarks Switch condition of operation, transfer and installation Control panel Test the power indicator If abnormal noise and no wind, Cooling fan Check if there is wind and the sound normal or not please check the inner When electrified, abnormal smell or not Power part...
  • Page 37 WIRE SENDING MACHINE Position Checking keys Remarks Pressing arm If put the arm to the suitable indicating level Lead to unstable arc and wire sending If powder or residue store up in the mouth of the Clean the residue and check the reason tube and solve it Wire diameter and the tube inner diameter...

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