Lincoln Electric IDEALARC AC/DC 250 Operator's Manual
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Lincoln Electric IDEALARC AC/DC 250 Operator's Manual

For use with machines having code numbers: 9491; 9512; 9513; 9514; 9548; 9645; 9646; 9670; 9712; 9713; 9738; 9755; 9992; 9993; 9994; 9995; 9996; 9997; 9998; 11094; 11100; 11101; 11102; 11103; 11104
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Operator's Manual
IDEALARC
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Date Purchased
Code:
(ex: 10859)
Serial:
(ex: U1060512345)
IM402-B
| Issue D ate 7-Aug
© Lincoln Global, Inc. All Rights Reserved.
AC/DC 250
®
For use with machines having Code Numbers:
9491; 9512; 9513; 9514; 9548; 9645;
9646; 9670; 9712; 9713; 9738; 9755;
9992; 9993; 9994; 9995; 9996; 9997;
9998; 11094; 11100; 11101; 11102;
11103; 11104

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Summary of Contents for Lincoln Electric IDEALARC AC/DC 250

  • Page 1 Operator’s Manual IDEALARC AC/DC 250 ® For use with machines having Code Numbers: 9491; 9512; 9513; 9514; 9548; 9645; 9646; 9670; 9712; 9713; 9738; 9755; 9992; 9993; 9994; 9995; 9996; 9997; 9998; 11094; 11100; 11101; 11102; 11103; 11104 Register your machine: www.lincolnelectric.com/register Authorized Service and Distributor Locator: www.lincolnelectric.com/locator...

  • Page 2: California Proposition 65 Warnings

    351040, Miami, Florida 33135 or CSA Standard W117.2-1974. A Free copy of “Arc Welding Safety” booklet E205 is available from the Lincoln Electric Company, 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199. BE SURE THAT ALL INSTALLATION, OPERATION, MAINTENANCE AND REPAIR PROCEDURES ARE PERFORMED ONLY BY QUALIFIED INDIVIDUALS.

  • Page 3: Electric Shock Can Kill

    SAFETY ARC RAYS can burn. ELECTRIC SHOCK can 4.a. Use a shield with the proper filter and cover kill. plates to protect your eyes from sparks and 3.a. The electrode and work (or ground) circuits the rays of the arc when welding or observing are electrically “hot”...
  • Page 4 SAFETY WELDING and CUTTING CYLINDER may explode SPARKS can if damaged. cause fire or explosion. 7.a. Use only compressed gas cylinders 6.a. Remove fire hazards from the welding area. containing the correct shielding gas for the If this is not possible, cover them to prevent process used and properly operating the welding sparks from starting a fire.
  • Page 5 SAFETY PRÉCAUTIONS DE SÛRETÉ 6. Eloigner les matériaux inflammables ou les recouvrir afin de prévenir tout risque dʼincendie dû aux étincelles. Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce 7.
  • Page 6 Electric for advice or information about their use of our products. We respond to our customers based on the best information in our posses- sion at that time. Lincoln Electric is not in a position to warrant or guarantee such advice, and assumes no liability, with respect to such infor- mation or advice.

  • Page 7: Table Of Contents

    TABLE OF CONTENTS Page GENERAL DESCRIPTION....................8 RECOMMENDED PROCESSES & EQUIPMENT...............8 AC and DC Constant Current Welding ................8 TIG Welding ........................8 DESIGN FEATURES......................8 OPTIONS/ACCESSORIES & COMPATIBLE LINCOLN EQUIPMENT......8 Power Factor Capacitors ...................8 Undercarriage ......................8 Hi-Freq ........................8 Standard Accessory Set ....................8 TECHNICAL SPECIFICATIONS ..................9 INSTALLATION .......................10-11 Safety Precautions ......................10 Machine Installation ......................10...

  • Page 8: General Description

    GENERAL DESCRIPTION • Recessed front panel protects controls. • Large safety margins and protective circuits protect The Idealarc ® 250 is a single phase constant current rectifiers from transient voltages and high currents. arc welding power source available in an AC/DC model only.

  • Page 9: Technical Specifications

    TECHNICAL SPECIFICATIONS: IDEALARC AC/DC 250 INPUT - OUTPUT RATINGS Model AC/DC 250 AC/DC 250 Type K1053 K1054 AC Input Frequency Output Rating NEMA CLASS II (60) IEC 974 Amperes Volts Duty Cycle Current Range 35-300 40-250 35-250 40-250 Max. O.C.V.

  • Page 10: Installation

    INSTALLATION Location Safety Precautions The machine should be located in a clean, dry place where there is free circulation of clean air such that air WARNING movement in the back and along the sides will not be ELECTRIC SHOCK can kill. restricted.

  • Page 11: Stacking

    STACKING CABLE SIZES FOR COMBINED LENGTHS OF COPPER ELECTRODE AND WORK CABLES WARNING 200 Amps 250 Amps FALLING EQUIPMENT can cause 50% Duty Cycle 30% Duty Cycle injury. • Do not lift this machine using lift bale if 3 (30mm 3 (30mm 0-100 Ft.

  • Page 12: Operation

    CONTROL OPERATION OPERATION Safety Precautions A. Current Control Handle WARNING Rotating the hand wheel raises and lowers the ELECTRIC SHOCK can kill. output current allowing the operator to dial the • Do not touch electrically live parts or desired current. Clockwise rotation reduces electrode with skin or wet clothing.

  • Page 13: Maintenance

    MAINTENANCE TROUBLESHOOTING Safety Precautions Safety Precautions WARNING WARNING ELECTRIC SHOCK can kill. ELECTRIC SHOCK can kill. • Have a qualified individual install and • Have a qualified individual install and service this equipment. service this equipment. • Turn the input power off at the fuse •...

  • Page 14: Troubleshooting Procedures

    TROUBLESHOOTING WHAT TO DO TROUBLE CAUSE A. Welder will not weld. 1. Line switch not turned “On”. 1. Place line switch in “On” posi- tion. Replace. (Look for reason Supply line fuse blown. for blown fuse first). 2. Power circuit dead. 2.
  • Page 15 TROUBLESHOOTING (CONTINUED) WHAT TO DO TROUBLE CAUSE 1. Check and clean all connections. C. Variable or sluggish welding. 1. Poor work or electrode terminal connection. 2. Current too low. 2. Check recommended currents for rod type and size. 3. Check with power company. 3.

  • Page 16: Wiring Diagrams

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  • Page 18 NOTES...
  • Page 19 ● ● ● Do not touch electrically live parts or Keep flammable materials away. Wear eye, ear and body protection. WARNING electrode with skin or wet clothing. ● Insulate yourself from work and ground. Spanish ● ● ● No toque las partes o los electrodos Mantenga el material combustible Protéjase los ojos, los oídos y el AVISO DE...
  • Page 20 ● ● ● Keep your head out of fumes. Turn power off before servicing. Do not operate with panel open or ● Use ventilation or exhaust to guards off. WARNING remove fumes from breathing zone. ● Spanish Los humos fuera de la zona de res- ●...
  • Page 21 • World's Leader in Welding and Cutting Products • • Sales and Service through Subsidiaries and Distributors Worldwide • Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com...

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