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Lincoln Electric IM318-B manual

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Table of contents for the manual

  • Page 1

    IDEALARC DC- 1500 OPERA TOR’S MANUAL IM318-B June, 2008 Safety Depends on You Lincoln arc welding and cutting equipment is designed and built with safety in mind. However, your overall safety can be increased by proper installation ... and thought- ful operation on your part. DO NOT INSTALL, OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING THIS M[...]

  • Page 2

    FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated areas or vent the engine exhaust fumes outdoors. ________________________________________________[...]

  • Page 3

    ii SAFETY ii ARC RA YS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding. Headshield and filter lens should conform to ANSI Z87. I standards. 4. b. Use suitable clothing made from durable flame-resistant material to protect your ski[...]

  • Page 4

    iii SAFETY iii FOR ELECTRICALL Y powered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working on the equipment. 8 .b . Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturerʼs recommendations. 8.c. Ground the equipment in accordance with the U.S. Natio[...]

  • Page 5

    iv SAFETY iv PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A LʼArc 1. Protegez-vous contre la secousse électrique: a. Les circuits à[...]

  • Page 6

    v v Thank You for selecting a QUALITY product by Lincoln Electric. We want you to take pride in operating this Lincoln Electric Company product ••• as much pride as we have in bringing this product to you! Read this Operators Manual completely before attempting to use this equipment. Save this manual and keep it handy for quick reference. Pay[...]

  • Page 7

    -5- LOCATION Install the welder in a dry location where there is free cir- cu lation of air in through the louvers in the front and out through the louvers in the back of the case. A location which minimizes the amount of smoke and dirt drawn into the machine reduces the chance of dirt accumulation that can block air passages and cause overheating.[...]

  • Page 8

    INST ALLA TION e. Optional Remote Control (K775) This control is included as part of the “NL Option”. Connect it to the “NL Option” box per instructions shipped with the option. (Not required with the NA-3, NA-5, LT-7 or LT-56.) It can be purchased separately when the DC-1500 is used for other applications. To install, turn the power off. R[...]

  • Page 9

    OPERA TING INSTRUCTIONS To Set for Machine or Remote Control The output can be controlled either at the wire feeder or the DC-1500. When the NL Option Kit is installed, how- ever, output is controlled only from the K775 Remote Con- trol usually mounted at the wire feeder. To adjust the output from the wire feeder, set the toggle switch on the front[...]

  • Page 10

    OPERA TING INSTRUCTIONS 2. Arc striking with DC-1500 mode switch on Cv sub-arc or CV Innershield — There are a number of basic tech- niques for good arc striking that apply to all processes and power sources. It may not be necessary in every application to follow these guidelines, but when striking problems do occur, following the suggestions bel[...]

  • Page 11

    INNERSHIELD SUBMERGED ARC Single Single Innershield Innershield High Current Equipment and Stickout Stickout Twinarc Single Tiny Twin Very Large Control Settings under 1 3 / 4 ” over 1 3 / 4 ” Innershield Solid Wire Tiny Twin 1 / 16(1) Over 1 / 16 Puddle Wire Feed Type NA-3S NA-3S NA-3S Control or NA-5 or NA-5 or NA-5 NA-3S NA-5 NA-3S NA-5 NA-3[...]

  • Page 12

    OPERA TING INSTRUCTIONS NL Option Kit (Not Required With NA-3, NA-5, LT-7 or LT-56) The K783 NL option kit (for field installation) is designed to permit use of the NA-2, LAF-3, LT-3 and the LT-3 section of the LT-34 tractor with DC-1500’s assigned code 7687 and above. It provides the necessary DC control power for the operation of the equipment [...]

  • Page 13

    MAINTENANCE 3. Remove the blue jumper lead connected between #1 on the coil of the main relay and #7 on the coil of the transfer relay. (The main relay is the upper right relay when facing the left end of the control box. The transfer relay is just to the left of the main relay.) 4. Replace the LAF-3 control cover. 5. Set the “POS — NEG” swit[...]

  • Page 14

    -12- TROUBLESHOOTING GUIDE Observe all Safety Guidelines detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Linc oln Electric Service Department for technical troubleshooting assistance before you proceed. Call 216-383-2531 or 1-800-833-9353. CAU[...]

  • Page 15

    TROUBLESHOOTING GUIDE P .C. BOARD TROUBLESHOOTING GUIDE PROBLEMS (SYMPTOMS) POSSIBLE CAUSE REMEDY Variable or sluggish welding arc. a. Poor work or electrode connection. a. Check and clean all connections. b. Welding leads too small. b. Check table on page 4. c. Welding current or voltage too low. c. Check procedures for recommended settings. Machi[...]

  • Page 16

    P .C. BOARD TROUBLESHOOTING GUIDE 3. LED L3 indicates power is being applied to fault pro- tection relay 2CR, when wire feeder button is pressed or jumper is connected across 2 and 4. 4. LED L4 indicates when fault protection circuit is being activated. 5. LED L5 indicates a control signal is being supplied to the firing circuit. As the output cont[...]

  • Page 17

    DIAGRAMS -15- NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number..[...]

  • Page 18

    DIAGRAMS Connection of DC-1500 to NA-5 Above diagram shows electrode connected po- sitive. To change polarity, turn power off, reverse the electrode and work leads at the power source, and position the switch on power source to proper polarity. N.A. Welding cables must be of proper capacity for the current and duty cycle of immediate and future app[...]

  • Page 19

    DIAGRAMS Connection of DC-1500 to NA-3 (All), L T -5 or L T -7 Above diagram shows electrode connected positive. To change polarity, turn power source off, reverse the electrode and work leads at the power source and position the switch on power source to proper polarity. Also reverse the leads on the back of the ammeter and voltmeter in the automa[...]

  • Page 20

    DIMENSION PRINT -18- 15.28 22.30 53.50 36.12 20.00 38.00 3.69 .406 DIA. MTG. HOLES S-15709 4-18-75B 4-18-75B[...]

  • Page 21

    W ARNING AV I S O D E PRECAUCION A TTENTION W ARNUNG A TENÇÃO Spanish French German Portuguese Japanese Chinese Korean Arabic READ AND UNDERST AND THE MANUF ACTURER’S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES TO BE USED AND FOLLOW YOUR EMPLOYER’S SAFETY PRACTICES. SE RECOMIENDA LEER Y ENTENDER LAS INSTRUCCIONES DEL F ABRICANTE P ARA [...]

  • Page 22

    W ARNING AV I S O D E PRECAUCION A TTENTION W ARNUNG A TENÇÃO Spanish French German Portuguese Japanese Chinese Korean Arabic ENGINEERING CONTROLLED MANUFACTURER: No CHANG E L10742-17 LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE P ARA ESTE EQUIP AMENTO E AS P ARTES DE USO, E SIGA AS PRÁTICAS DE SEGURANÇA DO EMPREGADOR. ● Keep your head ou[...]

  • Page 23

    • 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 • World's Leader in Welding and Cutting Products •[...]