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Yeswelder TIG-225P - User Manual

Yeswelder TIG-225P
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TIG-225P
IGBT INVERTER MULTI-PROCESS DC TIG WELDER
(HF TIG, LIFT TIG, PULSE TIG, COLD SPOT TIG, STICK)
Jan, 2022
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Summary

Safety Precautions

Eye, Ear, and Body Protection

Protect eyes, face, body, and others from arc rays and hazards.

Special Situations

Precautions for specific hazardous conditions like contact with toxic substances.

California Proposition 65 Warnings

Warnings regarding diesel exhaust and welding fumes known to cause cancer or birth defects.

Engine Powered Equipment Safety

Safety guidelines for operating and maintaining engines, including fuel handling.

Electric and Magnetic Field Dangers

Risks of EMF fields, especially for pacemaker wearers, and procedures to minimize exposure.

Electric Shock Hazards

Precautions against electric shock, including insulation and grounding.

Arc Ray Burns

Protection from arc rays using shields, filters, and protective clothing.

Fumes and Gases Hazards

Risks of welding fumes and gases, ventilation requirements, and precautions for toxic materials.

Fire and Explosion Prevention

Precautions to prevent fire and explosion from sparks, hot materials, and flammable substances.

Cylinder Damage Prevention

Safe handling and storage of compressed gas cylinders to prevent damage and explosion.

Electrically Powered Equipment Safety

Safety measures for electrical connections, grounding, and disconnect switches.

Installation Guide

Technical Specifications

Detailed specifications including voltage, current, duty cycle, and physical dimensions.

Input Power Requirements

Input power requirements and specifications for single-phase operation.

Rated Output DC

Rated output parameters for DC welding modes (GTAW, SMAW) at different voltages.

Output Current and Voltage Range

Range of output voltage and current for different welding modes.

Other Machine Parameters

Additional parameters like Power Factor, Efficiency, Protection Class, and Insulation Class.

Physical Dimensions and Weight

Physical measurements of the machine including length, width, height, and weight.

Temperature Operating Ranges

Recommended operating and storage temperature ranges for the equipment.

Included Components

List and illustration of all parts included with the TIG-225P welder.

Installation Safety Precautions

Essential safety guidelines to follow before and during installation.

Selecting a Suitable Location

Criteria for choosing an appropriate and safe location for the welder.

Grinding Particle Warning

Warning about directing grinding particles towards the welder.

Stacking Limitations

Information that the TIG-225P cannot be stacked.

Tilting Prevention

Requirement to place the machine on a secure, level surface to prevent tipping.

Enclosure Rating Details

Details about the welder's IP21S enclosure rating for environmental protection.

High Frequency Interference Protection

Methods to minimize or eliminate high-frequency interference with other equipment.

Input Voltage Selection

Automatic adjustment of the TIG-225P to input voltages; no manual switch settings needed.

Input Power Connection

Instructions and warnings for connecting the input power leads to the welder.

Output Connections

How to connect the work clamp, electrode holder, and torch using Twist-Mate connectors.

Input Fuse and Wire Considerations

Guidance on selecting appropriate fuses, wire sizes, and circuit breakers for input power.

Air Cooled TIG Torch Diagram

Diagram illustrating how to connect an air-cooled TIG torch.

Stick SMAW Welding Diagram

Diagram showing the connections for Stick (SMAW) welding.

Operation Guide

Front Case Controls

Identification and function of controls on the front panel of the welder.

Back Case Controls

Identification and function of controls and connections on the back panel of the welder.

User Interface Controls

Detailed explanation of the user interface elements like display, lights, and controls.

Process Selection

Explanation of how to select the welding process (Stick, Lift TIG, HF TIG, Pulse TIG, Cold Spot TIG).

Output Control Methods

How to set the desired output control method using 2-step or 4-step.

2-Step Welding Sequence

Description of the 2-step trigger sequence for TIG welding operation.

4-Step Welding Sequence

Description of the 4-step trigger sequence for TIG welding operation.

Sequencer Functions Overview

How to customize TIG welding operation using sequencer functions.

Pulse Sequencer Functions

How to use pulse TIG settings via the sequencer.

Cold Spot Functions

How to use cold spot TIG settings via the sequencer.

Stick (SMAW) Welding

Step-by-step guide for performing Stick (SMAW) welding.

Maintenance Procedures

Maintenance Safety Precautions

Safety warnings to be observed before performing any maintenance.

Thermostatic Protection

Explanation of the welder's thermostatic protection feature and its indicators.

Routine and Periodic Maintenance

Recommended routine maintenance tasks to keep the welder in optimal condition.

Troubleshooting Guide

Using the Troubleshooting Guide

Instructions on how to effectively use the troubleshooting guide.

Error Code Troubleshooting

Table listing error codes, their possible causes, and recommended actions for troubleshooting.

TIG Welding Issues

Common problems encountered during TIG welding and their solutions.

Stick Welding Issues

Common problems encountered during Stick welding and their solutions.

Output Issues

Troubleshooting output problems like thermal overload or no output.

High Frequency Issues

Troubleshooting issues related to high frequency starting and operation.

Wiring Diagram

Overview

The TIG-225P is an IGBT inverter multi-process DC TIG welder designed for a variety of welding applications, including HF TIG, Lift TIG, Pulse TIG, Cold Spot TIG, and Stick (SMAW) welding. This versatile machine is suitable for both professional and home use, offering robust performance and a range of features to enhance welding precision and efficiency.

Function Description:

The TIG-225P is a multi-process welding machine that utilizes IGBT inverter technology to provide stable and efficient DC welding. It supports several TIG welding modes:

  • HF TIG (High-Frequency TIG): Provides non-contact arc ignition, which is ideal for sensitive materials and applications requiring a clean start without tungsten contamination.
  • Lift TIG: Offers an alternative arc ignition method where the tungsten electrode is touched to the workpiece and then lifted, initiating the arc. This is useful in environments where HF interference is a concern.
  • Pulse TIG: Allows for pulsed current welding, which helps to control heat input, reduce distortion, and improve penetration, especially on thin materials or when welding out of position. The sequencer functions allow for customization of pulse parameters such as Pulses-Per-Second (Frequency Hz) and Percent Peak Current (Duty Cycle %).
  • Cold Spot TIG: A specialized TIG mode designed for applications requiring minimal heat input and precise spot welding, such as tacking or joining thin sheets. It offers adjustable Cold Welding Time and Cold Spot Time.
  • Stick (SMAW) Welding: Supports traditional stick welding with adjustable output current and Arc Force control. The Arc Force feature temporarily increases output current to clear intermittent connections between the electrode and the weld puddle, improving arc stability.

The machine features a user-friendly interface with an amperage display and status lights for power on, thermal fault, voltage fault, and internal fault. A control knob is used to set output current and adjust various parameters. Process selection is made via dedicated buttons for Stick, Lift TIG, HF TIG, Pulse TIG, and Cold Spot TIG. The sequencer function allows for detailed control over welding parameters such as pre-flow, starting current, initial slope, operating amperage, final slope, finishing current, and post-flow. Output control can be set to either 2-step or 4-step functionality, providing flexibility in torch trigger operation.

Important Technical Specifications:

Input - Single Phase Only:

  • 220V±10% 50/60Hz: Input Current (I1 max) = 42.5A, (I1 leff) = 32.7A
  • 110V±10% 50/60Hz: Input Current (I1 max) = 45A, (I1 leff) = 34.8A

Rated Output – DC Only (220V):

  • GTAW (TIG):
    • 60% Duty Cycle: 225A at 19V
    • 100% Duty Cycle: 174A at 17V
  • SMAW (Stick):
    • 60% Duty Cycle: 225A at 29V
    • 100% Duty Cycle: 174A at 27V

Rated Output – DC Only (110V):

  • GTAW (TIG):
    • 60% Duty Cycle: 155A at 16.2V
    • 100% Duty Cycle: 120A at 14.8V
  • SMAW (Stick):
    • 60% Duty Cycle: 155A at 26.2V
    • 100% Duty Cycle: 120A at 24.8V

Output Range:

  • Open Circuit Voltage: 60V
  • 220V GTAW: Welding Current Range 5A~225A, Welding Voltage Range 10.2V~19V
  • 220V SMAW: Welding Current Range 5A~225A, Welding Voltage Range 20.2V~29V
  • 110V GTAW: Welding Current Range 5A~155A, Welding Voltage Range 10.2V~16.2V
  • 110V SMAW: Welding Current Range 5A~155A, Welding Voltage Range 20.2V~26.2V

Other Parameters:

  • Power Factor: 1
  • Efficiency: ≥80%
  • Protection Class: IP21S
  • Insulation Class: H

Physical Dimensions:

  • Length: 14.9 in.
  • Width: 7.3 in.
  • Height: 12.7 in.
  • Weight: 19 lbs

Temperature Range:

  • Operating Temperature: -10°C ~ +40°C (14°F~104°F)
  • Storage Temperature: -25°C ~ +55°C (-13°F~131°F)

Included Components:

  • TIG-225P TIG Welder
  • Work Clamp
  • Electrode Holder
  • Gas Hose
  • 220V-110V Adapter
  • WP-17V TIG Torch with Consumables
  • WP-9 TIG Torch with Consumables
  • Foot Pedal

Usage Features:

  • Automatic Voltage Adjustment: The TIG-225P automatically adjusts to work with input voltages listed on the rating plate, eliminating the need for manual reconnect switch settings.
  • 2-Step Functionality: In this mode, pressing and holding the torch trigger initiates the gas pre-flow, followed by arc ignition and current ramp-up to the operating amperage. Releasing the trigger stops welding, ramps down the current, and initiates post-flow. This is the factory default setting.
  • 4-Step Functionality: This mode offers more control for longer welds. Pressing and holding the trigger starts pre-flow and arc ignition. Releasing the trigger initiates the initial slope to the operating amperage. Pressing and holding again initiates the final down slope. Releasing the trigger for the second time turns off the output and starts post-flow. When a foot pedal is connected, only the foot pedal is functional, and the torch trigger control is disabled.
  • Sequencer Functions: Extensive control over welding parameters, including:
    • Pre-Flow: Shielding gas flow time before arc initiation (0.1-3 sec).
    • Starting Current: Amperage for arc initiation.
    • Initial Slope: Time to ramp up from starting current to operating amperage (0-10 sec).
    • Operating Amperage: Maximum amperage for 2-step and 4-step TIG welding.
    • Final Slope: Time to ramp down from operating amperage to finishing current (0-10 sec).
    • Finishing Current: Amperage at the end of the weld.
    • Post Flow: Shielding gas flow time after arc termination (0.5-20 sec).
  • Pulse Sequencer Functions: For Pulse TIG mode:
    • Pulses-Per-Second (Frequency Hz): Total pulse cycles per second (0.1-99 Hz).
    • Percent Peak Current (Duty Cycle %): Time the pulse waveform spends at peak current (10-90%).
    • Background Current (I²(A)): Background amperage of the pulse waveform (5-225A).
  • Cold Spot Functions: For Cold Spot TIG mode:
    • Cold Welding Time: Duration of each cold spot weld (1-500ms).
    • Cold Spot Time: Interval between cold spot welds (100-990ms).
  • Arc Force Control (SMAW): Adjustable setting to increase output current during stick welding, preventing electrode sticking and improving arc stability.
  • Twist-Mate Connectors: Equipped with Twist-Mate style front output connectors for secure and easy cable connections.

Maintenance Features:

  • Thermostatic Protection: The welder includes thermostatic protection against excessive duty cycles, overloads, loss of cooling, and high ambient temperatures. A yellow Thermal Shutdown Light on the front panel indicates an overload or inadequate cooling condition. The fan continues to run to cool the power source, and welding is not possible until the machine cools down and the light turns off.
  • Routine and Periodic Maintenance:
    • Periodically blow out dust and dirt from inside the welder using an air stream.
    • Inspect welder output and control cables for fraying, cuts, and bare spots.
    • The fan motor has sealed ball bearings that require no maintenance.
  • High Frequency Interference Protection: The manual provides guidelines for installation to minimize RF interference, including keeping power supply lines short and shielded, ensuring good electrical contact, using short and close work/electrode leads, maintaining torch and cable integrity, and proper grounding of the workpiece.
  • Troubleshooting Guide: A comprehensive guide is provided to help users diagnose and resolve common issues, categorized by error codes, TIG welding issues, Stick welding issues, output issues, and HI frequency issues. Each entry includes a possible cause and a recommended course of action. For complex issues, users are advised to contact YESWELDER support.

Yeswelder TIG-225P Specifications

General IconGeneral
BrandYeswelder
ModelTIG-225P
CategoryInverter
LanguageEnglish