Forney 220 ST Pro Operating Manual
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Forney 220 ST Pro Operating Manual

Stick/tig arc welder
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220 ST STICK/TIG ARC
WELDER OPERATING MANUAL
ENGLISH
ITEM# 430
REV 08.08.2019

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Summary of Contents for Forney 220 ST Pro

  • Page 1 220 ST STICK/TIG ARC WELDER OPERATING MANUAL ENGLISH ITEM# 430 REV 08.08.2019...
  • Page 2 Above all, our employees will provide the same respect and caring attitude within the organization as they are expected to share with every Forney customer. Our goal will be to exceed our customers’ expectations through empowered people, guided by shared values and commitments.

  • Page 3: Warranty

    TECHNICAL ISSUES? FORNEY CAN HELP! Thank you for choosing Forney! Please note: The store you purchased this m achine from DOES NOT handle product r eturns. F orney Industries will repair or replace defective products at no charge to you! When you call Forney's Technical Service department, you will speak to a trained product and application expert.

  • Page 4: Table Of Contents

    Box Contents Table of Contents WARRANTY ..................................3 TABLE OF CONTENTS ................................4 SYMBOLS LEGEND ................................5 SAFETY SUMMARY ................................5 PRINCIPAL SAFETY STANDARDS .............................5 CALIFORNIA PROPOSITION 65 WARNING ........................6 EMF INFORMATION ...............................6 PERSONAL PROTECTION ...............................6 FIRE PREVENTION ................................7 HIGH FREQUENCY RADIATION ............................8 ARC WELDING ................................8 ELECTRIC SHOCK ................................8 NOISE ...................................9 ADDITIONAL SAFETY INFORMATION ..........................9...

  • Page 5: Symbols Legend

    BEFORE INSTALLING, OPERATING OR CARRYING OUT MAINTENANCE ON THE MACHINE, READ THE CONTENTS OF THIS MANUAL CAREFULLY, PAYING PARTICULAR ATTENTION TO THE SAFETY RULES AND HAZARDS. In the event of these instructions not being clear, please contact your Forney Authorized Dealer or Forney Customer Service 1-800-521-6038. Symbols Legend MEANING...

  • Page 6: California Proposition 65 Warning

    (212) 398-0023 - www.ansi.org • NFPA 51B: STANDARD FOR FIRE PREVENTION DURING WELDING, CUTTING, AND OTHER HOT WORK- Obtainable from the National Fire Protection Association, 1 Batterymarch Park, P.O. Box 9101, Quincy, MA 02269-9101 Telephone (617) 770-3000 Fax (617) 770-0700 - www.nfpa.org California Proposition 65 Warning WARNING: This product can expose you to chemicals, including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm.

  • Page 7: Fire Prevention

    • Flying sparks can injure. Wear proper safety equipment to protect eyes and face. Shape tungsten electrode on grinder wearing proper protection and in a safe location. Keep flammables away and prevent fire from flying sparks. FUMES, GASSES, AND VAPORS CAN CAUSE DISCOMFORT, ILLNESS, AND DEATH! To reduce the risk, read, understand, and follow the safety instructions.

  • Page 8: High Frequency Radiation

    • Keep cylinders away from areas where they may be subjected to physical damage or accidentally struck. Keep them a safe distance from any source of flame, sparks, or heat. • Do not weld or cut in an area where the air may contain flammable dust (such as grain dust), gas, or liquid vapors (such as gasoline).

  • Page 9: Noise

    • Do not drag welding cables, TIG torch, electrode holder or welder INPUT POWER CABLE (8) through or allow them to come into contact with water or moisture. • Do not touch welder, attempt to turn welder ON or OFF if any part of the body or clothing is moist or if you are in physical contact with water or moisture.

  • Page 10: Installation

    Installation Welder Specifications Primary (Input) Volts 230/120VAC Maximum Output 220A (DC output only) Phase Single Frequency 50/60Hz Recommended Circuit Breaker 50A for 230V or 30A for 120V Extension Cord Recommendations 230V- 3 conductor # 8 AWG 120V -3 conductor #12 AWG or larger up to 25 ft. Generator Requirements 230V -Minimum 10,000W continuous output with no low-idle function (or low-idle off), 5% THD Max.

  • Page 11: Generators

    Using the 230 volt – 120 volt Plug Adapter If a 230V (50A) circuit is not available, you can connect your 220 ST PRO Forney welder to 20A outlet (with a 30A breaker) using the plug adapter. When using the plug adapter, use lower power settings on the machine to avoid frequent circuit breaker trips.

  • Page 12: Getting To Know Your Welder

    Getting to Know Your Welder Description Your new single phase inverter welder offers Stick and TIG welding processes in the same power source. These processes can be selected with the process SELECTOR BUTTON (1) on the front panel of the unit. Stick Welding, “SMAW”...
  • Page 13 REAR VIEW OF FORNEY 220 ST PRO WELDER FRONT VIEW OF FORNEY 220 ST PRO WELDER WWW.FORNEYIND.COM...

  • Page 14: Operation

    Operation Performance Data Plate and Duty Cycle On the machine, there is a plate that includes all the operating specifications for your new unit. The serial number of the product is also found on this plate. The duty cycle rating of a welder defines how long the operator can weld and how long the welder must rest and be cooled.

  • Page 15: Setup For Stick Welding (Smaw)

    Switch the unit ON with the ON/OFF SWITCH • Set parameters with the SECONDARY PARAMETER KNOB/SELECTOR. • Set the amperage with the AMPERAGE ADJUSTMENT KNOB. Setup for Stick Welding (SMAW) 220 ST PRO STICK SET-UP CHART Electrode E6010 E6011 E6013 E7014...

  • Page 16: Setup For Tig Welding (Gtaw) With Lift Arc

    Initiate the weld arc. • Use pedal or torch to adjust output amperage while working. REMEMBER TO CLOSE THE VALVE ON THE GAS CYLINDER IMMEDIATELY AFTER ALL WELDING IS COMPLETED. 220 ST PRO TIG SET-UP CHART Material Polarity 1/16" (1.6mm) 3/32" (2.4mm) 1/8"...
  • Page 17 Accessory Connection Guide This machine has a 7-pin Amphenol™ style connection for connecting accessories16 • Foot Pedal (adjusts amperage) – attach TIG torch to negative Dinse™ terminal and then plug in 7-pin foot pedal connector. • Double check the TIG process is selected. •...

  • Page 18: Maintenance & Servicing

    Maintenance & Servicing General Maintenance This welder has been engineered to need minimal service providing that a few very simple steps are taken to properly maintain it. Replace INPUT POWER CABLE, ground cable, ground clamp, or torch/electrode cable when damaged or worn. Avoid directing grinding particles towards the welder.
  • Page 19 PROBLEM POSSIBLE CAUSE POSSIBLE SOLUTION Weld parameters too low. Adjust welding parameters Too long or improper extension cord. Use a proper extension cord (#12 AWG wire or heavier, no longer than 25 ft.). See “Extension Cords”, page 11. Poor ground connection or torch/electrode Reposition clamp and check cable to Low output or non-penetrating connection.

  • Page 20: Machine Parts Diagram & Replacement Parts List

    Machine Parts Diagram & Replacement Parts List PART NUMBER ITEM DESCRIPTION 85668 Ground (50 Dinse) 85670 Electrode Holder (50 Dinse) 85516 120-230V Power Adaptor Plug 5084 Expert-Tech Tool WWW.FORNEYIND.COM...

  • Page 21: User Notes

    User Notes _______________________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________...
  • Page 22 User Notes _______________________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________...
  • Page 23 User Notes _______________________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________...
  • Page 24 Forney Industries, Inc. 2057 Vermont Drive Fort Collins, CO 80525 +1-800-521-6038 www.forneyind.com...

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