Lincoln LN-25 IRONWORKER Operator's Manual
  1. Manuals
  2. Brands
  3. Lincoln Manuals
  4. Welding System
  5. LN-25 IRONWORKER
  6. Operator's manual

Lincoln LN-25 IRONWORKER Operator's Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Operator's Manual
LN-25 IRONWORKER
Register your machine:
www.lincolnelectric.com/register
Authorized Service and Distributor Locator:
www.lincolnelectric.com/locator
Save for future reference
Date Purchased
Code:
(ex: 10859)
Serial:
(ex: U1060512345)
IM10084
| Issue D ate 11-Apr
© Lincoln Global, Inc. All Rights Reserved.
For use with machines having Code Numbers:
11752

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the LN-25 IRONWORKER and is the answer not in the manual?

Questions and answers

Related Manuals for Lincoln LN-25 IRONWORKER

Summary of Contents for Lincoln LN-25 IRONWORKER

  • Page 1 For use with machines having Code Numbers: 11752 Register your machine: www.lincolnelectric.com/register Authorized Service and Distributor Locator: www.lincolnelectric.com/locator Save for future reference Date Purchased Code: (ex: 10859) Serial: (ex: U1060512345) IM10084 | Issue D ate 11-Apr © Lincoln Global, Inc. All Rights Reserved.
  • Page 2 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 d’incendie 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 2004/108/EC. It was manufactured in conformity with a national standard that implements a harmonized standard: EN 60974-10 Electromagnetic Compatibility (EMC) Product Standard for Arc Welding Equipment. It is for use with other Lincoln Electric equipment. It is designed for industrial and professional use. Introduction All electrical equipment generates small amounts of electromagnetic emission.
  • Page 7 SAFETY Electromagnetic Compatibility (EMC) The size of the surrounding area to be considered will depend on the structure of the building and other activities that are taking place. The surrounding area may extend beyond the boundaries of the premises. Methods of Reducing Emissions Mains Supply Welding equipment should be connected to the mains supply according to the manufacturer’s recommenda- tions.
  • Page 8 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 9: Table Of Contents

    viii viii TAbLE OF CONTENTS Page –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Installation........................Section A Technical Specifications .......................A-1 Safety Precautions .......................A-2 Location ..........................A-2 High Frequency Protection ....................A-2 Weld cable Sizes ........................A-2 Cable Connections , Shielding Gas Connection ..............A-3 Wire Drive Configuration ......................A-4 Changing The Gun Receiver Bushing ................A-4 Procedure to Install Drive Rolls and Wire Guides ..............A-4 Pressure Arm Adjustment ....................A-5 Loading Spools of Wire ......................A-5...

  • Page 10: Installation

    INSTALLATION TECHNICAL SPECIFICATIONS – LN-25™ IRONWORKER (K2614-9) INPUT VOLTAGE and CURRENT INPUT VOLTAGE ± 10% INPUT AMPERES 15-110 VDC RATED OUTPUT @ 104°F (40°C) DUTY CYCLE INPUT AMPERES 60% rating GEARING - WIRE FEED SPEED RANGE-WIRE SIzE GMAW FCAW GEARING WFS RANGE WIRE SIzES WFS RANGE...

  • Page 11: Safety Precautions

    INSTALLATION SAFETY PRECAUTIONS The handle of the LN-25™ IRONWORKER is intended for moving the wire feeder about the work WARNING place only. When suspending a wire feeder, insulate the ELECTRIC SHOCK CAN KILL. hanging device from the wire feeder enclosure. • Turn the input power OFF at the disconnect switch or fuse box HIGH FREQUENCY PROTECTION before attempting to connect or...

  • Page 12: Cable Connections

    INSTALLATION SHIELDING GAS CONNECTION CAbLE CONNECTIONS WARNING There is one circular connector for the gun trigger on the front of the LN-25™ IRONWORKER. CYLINDER may explode if damaged. • Keep cylinder upright and chained to support. Function Wiring • Keep cylinder away from areas where it may be 5-pin trigger 5 volt supply damaged.

  • Page 13: Wire Drive Configuration

    INSTALLATION WIRE DRIVE CONFIGURATION 8. Connect the shielding gas hose to the new gun bushing, if required. (See Figure A.2) 9. Rotate the gun bushing until the thumb screw hole CHANGING RECEIVER aligns with the thumb screw hole in the feed plate. bUSHING Slide the gun receiver bushing into the wire drive and verify the thumb screw holes are aligned.

  • Page 14: Pressure Arm Adjustment

    INSTALLATION 1. Squeeze the release bar on the retaining collar and PRESSURE ARM ADJUSTMENT remove it from the spindle. WARNING 2. Place the spindle adapter on the spindle, aligning the spindle brake pin with the hole in the adapter. ELECTRIC SHOCK can kill. •...

  • Page 15: Power Source To Ln-25™ Ironworker Connection Diagrams

    INSTALLATION POWER SOURCE TO LN-25™ IRONWORKER CAbLE CONNECTION DIAGRAMS Power Sources with Stud Connectors and Remote/Local Switch (See Figure A.6) FIGURE A.6 CV-400 CV-655 DC-400 LN-25™ IRONWORKER DC-600 Electrode DC-655 (Across the Arc) V450-Pro SAE 400 with CV adapter Work clip Engine Driven welder with Wire Feed Module Work...
  • Page 16 INSTALLATION CV Power Source with Twist-Mate Connectors and Remote/Local Switch. (See Figure A.8) FIGURE A.8 CV-305 LN-25™ IRONWORKER Electrode V350-Pro Work clip Work Description Place CV/CC switch in the feeder in the "CV" position. K2614-9 LN-25™ IRONWORKER KP1695-XX KP1696-XX Drive Roll Kit KP1697-XX See Magnum Literature Welding Gun...

  • Page 17: Operation

    OPERATION SAFETY PRECAUTIONS GRAPHIC SYMbOLS THAT APPEAR ON THIS MACHINE OR IN THIS MANUAL READ AND UNDERSTAND ENTIRE SECTION bEFORE OPERATING MACHINE. INPUT POWER WARNING • ELECTRIC SHOCK CAN KILL. Unless using COLD FEED fea- ture, when feeding with gun trig- ger, the electrode and drive mechanism are always electri- cally energized and could...

  • Page 18: Definition Of Welding Terms

    OPERATION RECOMMENDED PROCESSES DEFINITION OF WELDING TERMS • GMAW • FCAW • Wire Feed Speed PROCESS LIMITATIONS • Constant Current • GMAW-P procedures must be qualified by the cus- tomer. • Across-the-Arc models are not recommended for • Constant Voltage stitch or spot welding.

  • Page 19: Case Front Controls

    OPERATION (See Customer Assistance Policy in the front of this WIRE FEED SPEED KNOb Instruction Manual) Wire Feed Speed, CV Operation CASE FRONT CONTROLS When Across the Arc models are operated with CV (See Figure b.1) power sources, the wire feed speed will remain a con- FIGURE b.1 stant value, independent of arc voltage changes, as along as the arc voltage does not drop below the val-...
  • Page 20 Always use quality electrode, such as L-50 or L-56 Preparation for Amperage Calibration: from Lincoln Electric. Connect the feeder to a power source and grid. POWER-UP SEQUENCE Adjust the power source and grid to the desired All of the LED’s will briefly illuminate during power-up.
  • Page 21 OPERATION WIRE FEED SPEED UNITS Rotate the WFS knob to To change the wire feed speed units: the right to turn Run-In ON. Rotate the WFS knob to left “inches/minute” for the wire feed speed units. Then rotate the WFS knob to the 12 o’clock position.
  • Page 22 Press the set-up button again to enter the Amperage Calibration. I SP u r r DISPLAY HOLD After welding, the LN-25 IRONWORKER will hold the last values from welding on the display. The values will continue to be displayed until the hold period is O O WFS...

  • Page 23: Internal Controls

    OPERATION INTERNAL CONTROLS FIGURE b.2 ITEM DESCRIPTION 2 Step Trigger Interlock Switch Pressure Adjustment Arm Optional Timer Kit (See Accessories Section) Spool Retainer Spindle Brake Gun Bushing Thumb Screw for securing the welding Gun Socket Head Cap Screw for securing the Gun Bushing Drive Hubs Inlet Wire Guide Cold Feed Pushbutton...
  • Page 24 OPERATION INTERNAL CONTROLS DESCRIPTION COLD FEED PUSHbUTTON (See Figure B.2) (See Figure B.2) When cold feeding, the wire 2 Step - Trigger Interlock Switch drive will feed electrode but neither the power source nor The 2 Step - Trigger Interlock the gas solenoid will be ener- switch changes the function of the gized.

  • Page 25: Rear Controls

    OPERATION REAR CONTROLS: ITEM DESCRIPTION Gas Purge Pushbutton Shielding Gas Inlet Electrode Lead GAS PURGE PUSHbUTTON The gas solenoid valve will energize but neither the power source output nor the drive motor will be turned on. The Gas Purge switch is useful for setting the proper flow rate of shielding gas.

  • Page 26: Accessories

    ACCESSORIES FACTORY INSTALLED EQUIPMENT • K1500-2 Gun Receiver Bushing. DRIVE ROLL KITS (See Parts Pages) K1803-1 Work and Feeder Cables Package. Includes: Twist-Mate to Lug 2/0 cable 14' (1.2m) long with Ground Clamp, and Twist- Mate to Lug 2/0 Cable 9' (2.7m) long.
  • Page 27 Includes: One 500 Amp Ground Clamp. Gun Receiver Bushing (for guns Includes: Gun receiver bush- K1500-1 with K466-1 Lincoln gun connec- ing, set screw and hex key tors; Innershield and Subarc guns) wrench. Gun Receiver Bushing (for guns with K466-2, K466-10 Lincoln gun...
  • Page 28 ACCESSORIES Gun Receiver Bushing (for gun Includes: Gun receiver bush- K1500-4 with K466-3 Lincoln gun connec- ing with hose nipple, set screw tors; compatible with Miller® guns.) and hex key wrench. Includes: Gun receiver bushing K1500-5 Gun Receiver Bushing (compatible with hose nipple, 4 guide tubes, with Oxo®...

  • Page 29: Maintenance

    MAINTENANCE SAFETY PRECAUTIONS WARNING ELECTRIC SHOCK can kill. • Turn the input power OFF at the welding power source before installation or changing drive rolls and/or guides. • Do not touch electrically live parts. • When inching with the gun trigger, electrode and drive mechanism are "hot"...

  • Page 30: Troubleshooting

    HOW TO USE TROUbLESHOOTING GUIDE WARNING Service and Repair should only be performed by Lincoln Electric Factory Trained Personnel. Unauthorized repairs performed on this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty. For your safety and to avoid Electrical Shock, please observe all safety notes and precautions detailed throughout this manual.

  • Page 31: Error Codes

    CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. LN-25™ IRONWORKER...
  • Page 32 CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. LN-25™ IRONWORKER...
  • Page 33 CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. LN-25™ IRONWORKER...
  • Page 34 DIAGRAMS ENHANCED DIAGRAM LN-25™ IRONWORKER...
  • Page 35 DIMENSION PRINT LN-25™ IRONWORKER...
  • Page 36 NOTES LN-25™ IRONWORKER...
  • Page 37 NOTES LN-25™ IRONWORKER...
  • Page 38 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 •...
  • Page 39 Keep your head out of fumes. Turn power off before servicing. Do not operate with panel open or • • • WARNING Use ventilation or exhaust to guards off. • remove fumes from breathing zone. Spanish Los humos fuera de la zona de res- •...
  • Page 40 • 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...

Table of Contents