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Lincoln Electric 10476 manual

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Table of contents for the manual

  • Page 1

    PRO-CUT TM 55 OPERA TOR’S MANUAL IM590 December, 2002 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 MAN[...]

  • Page 2

    PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH. KEEP CHILDREN AWAY. PACEMAKER WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERATING. Read and understand the following safety highlights. For additional safety information it is strongly recommended that you pur- chase a copy of “Safety in Welding & Cutting - ANSI Standard[...]

  • Page 3

    FOR ELECTRICALL Y powered equipment. 6.a. Turn off input power using the disconnect switch at the fuse box before working on the equipment. 6.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer’s rec- ommendations. 6.c. Ground the equipment in accordance with the U.S. National Electrical[...]

  • Page 4

    iii NOTES iii[...]

  • 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 L’Arc 1. Protegez-vous contre la secousse électrique: a. Les circuits ?[...]

  • Page 6

    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 par[...]

  • Page 7

    vi T ABLE OF CONTENTS Page Installation ................................................................................................................... ....Section A Technical Specifications .......................................................................................................A-1 Safety Precautions .............................[...]

  • Page 8

    vii T ABLE OF CONTENTS Page Maintenance ....................................................................................................Section D Safety Precautions ................................................................................................D-1 Input Filter Capacitor Discharge Procedure ......................................[...]

  • Page 9

    A-1 INST ALLA TION A-1 W eight Including Machine T orch Cable (Length) (25ft/7.6m) (50ft/15.2m) 70 lbs. 85 lbs. 32 kg. 39 kg. INPUT - SINGLE or THREE PHASE / 60 HERTZ ONL Y RA TED OUTPUT OUTPUT RECOMMEND INPUT WIRE AND FUSE SIZES REQUIRED GAS FLOW RA TE REQUIRED GAS INLET PRESSURE PHYSICAL DIMENSIONS TECHNICAL SPECIFICA TIONS - PRO-CUT 55 Standard [...]

  • Page 10

    A-2 INST ALLA TION PRO-CUT 55 A-2 Read entire Installation Section before installing the PRO-CUT 55. SAFETY PRECAUTIONS ELECTRIC SHOCK CAN KILL. • Only qualified personnel should install this machine. • Turn the input power OFF at the disconnect switch or fuse box and discharge input capacitors before working inside the equipment. • Do not to[...]

  • Page 11

    A-3 INST ALLA TION PRO-CUT 55 A-3 INPUT ELECTRICAL CONNECTIONS Before installing the machine, check that input supply voltage, phase, and frequency are the same as the machine's voltage, phase, and frequency as specified on the machine's rating plate. a . The Pro-Cut 55 should be connected only by a qualified electrician. Installation sho[...]

  • Page 12

    A-4 INST ALLA TION PRO-CUT 55 A-4 GAS INPUT CONNECTIONS Supply the PRO-CUT 55 with clean compressed air or nitrogen. • Supply pressure must be between 80 psi and 150 psi. • Flow rate should be approximately 6.0 cfm (170 I/min.). NOTE: Oil in the air supply to the PRO-CUT 55 can cause severe problems. Use only a clean air supply. • Connect the[...]

  • Page 13

    B-1 OPERA TION PRO-CUT 55 B-1 Read and understand this entire section before oper- ating the machine. SAFETY PRECAUTIONS DESCRIPTION The Pro-Cut 55 is a constant current, continuous con- trol plasma cutting power source. It provides superior and reliable starting characteristics, cutting visibility and arc stability. When cutting expanded metal, th[...]

  • Page 14

    B-2 OPERA TION B-2 USER RESPONSIBILITY Because design, fabrication, erection and cutting vari- ables affect the results obtained in applying this type of information, the serviceability of a product or struc- ture is the responsibility of the user. Variation such as plate chemistry, plate surface condition (oil, scale), plate thickness, preheat, qu[...]

  • Page 15

    B-3 OPERA TION B-3 CUTTING CAP ABILITY The PRO-CUT 55 is rated at 55 amps, at 50% duty cycle on a 10 minute basis or 40 amps, at 100% duty cycle. If the duty cycle is exceeded, a thermal protector will shut off the output of the machine until it cools to the normal operating temperature. Figure B.1 shows the cut capacity of the Pro-Cut 55 when cutt[...]

  • Page 16

    B-4 OPERA TION B-4 LIMIT A TIONS Do not exceed output current and duty cycle rating of machine. Do not use the PRO-CUT 55 for pipe thaw- ing. CONTROLS AND SETTINGS When preparing to cut or gouge, position the machine as close to the work as possible. Make sure you have all materials needed to complete the job and have taken all safety precautions. [...]

  • Page 17

    B-5 OPERA TION B-5 • Hold the nozzle standoff 1/8 ” (3.2mm) to 3/16 ” (4.7mm) above the workpiece during cutting. Do not let the torch nozzle touch the work or carry a long arc. • Keep moving while cutting. Cut at a steady speed without pausing. Maintain the cutting speed so that the arc leg is 10 ° to 20 ° behind the travel direction. ?[...]

  • Page 18

    B-6 OPERA TION B-6 PILOT ARC DISCUSSION The PRO-CUT has a smooth, continuous pilot arc. The pilot arc is only a means of transferring the arc to the workpiece for cutting. Repeated pilot arc starts, in rapid succession, is not recommended as these starts will generally reduce consumable life. Occasionally, the pilot arc may sputter or start intermi[...]

  • Page 19

    B-7 OPERA TION B-7 Suggestions for Extra Utility from the PRO-CUT System: 1. Occasionally an oxide layer may form over the tip of the electrode, creating an insulating barrier between the electrode and nozzle. This will result in the tripping of the Pro-Cut's safety circuit. When this happens turn the power off, remove the nozzle and electrode[...]

  • Page 20

    C-1 ACCESSORIES C-1 AL W A YS USE GENUINE LINCOLN ELECTRIC ELECTRODES AND VORTECH ™ NOZZLES • Only Genuine Lincoln Electric consumables yield the best cutting performance for the PRO-CUT 55. • The patented VORTECH ™ nozzle provides an extra “ kick ” of swirl as the arc exits the nozzle which improves cutting performance. No other nozzle[...]

  • Page 21

    D-1 MAINTENANCE D-1 PRO-CUT 55 INPUT FIL TER CAP ACIT OR DISCHARGE PROCEDURE 1 . Turn off input power or disconnect input power lines. 2. Remove the 5/16" hex head screws from the side and top of the machine and remove wrap-around machine cover. 3. Be careful not to make contact with the capacitor terminals that are located on the top and bott[...]

  • Page 22

    D-2 MAINTENANCE D-2 ROUTINE MAINTENANCE 1 . Keep the cutting or gouging area and the area around the machine clean and free of combustible materials. No debris should be allowed to collect which could obstruct air flow to the machine. 2 . Every 6 months or so, the machine should be cleaned with a low pressure airstream. Keeping the machine clean wi[...]

  • Page 23

    E-1 TROUBLESHOOTING E-1 PRO-CUT 55 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. CAUTION This Troubleshooting Guide is provided to help you locate and repair possi[...]

  • Page 24

    E-2 TROUBLESHOOTING E-2 PRO-CUT 55 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 your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CAUTION PROBLEMS (SY[...]

  • Page 25

    E-3 TROUBLESHOOTING E-3 PRO-CUT 55 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 your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CAUTION PROBLEMS (SY[...]

  • Page 26

    E-4 TROUBLESHOOTING E-4 PRO-CUT 55 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 your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CAUTION PROBLEMS (SY[...]

  • Page 27

    E-5 TROUBLESHOOTING E-5 PRO-CUT 55 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 your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CAUTION PROBLEMS (SY[...]

  • Page 28

    E-6 TROUBLESHOOTING E-6 PRO-CUT 55 Observe all Safety Guidelines detailed throughout this manual ST A TUS BOARD INDICA TORS SYMPTOM Machine is unresponsive immediately after power-up. The Air Low LED is lit The Safety LED is flashing The Safety LED is lit and steady The Thermal LED is lit CHECK 1. There is a 4 second soft start period for pre-charg[...]

  • Page 29

    F-1 DIAGRAMS F-1 PRO-CUT 55 WIRING DIAGRAM PRO-CUT 55 FOR CODES 10473, 10474 ELECTRICAL SYMBOLS PER E1537 12 34 13 4 6 1 4 8 5 CONNECTOR CAVITY NUMBERING SEQUENCE (VIEWED FROM COMPONENT SIDE OF BOARD) NOTES: COLOR CODE: R = RED 1 7 8 14 FOR THREE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE. CONNECT BLACK, RED & WHITE LE[...]

  • Page 30

    F-2 DIAGRAMS F-2 PRO-CUT 55 310 ELEC ELEC xxxxxxx CONTROL S4 PRIMARY LEFT SIDE OF MACHINE A 360 365 J33 J31 S2 RESET J5,J22 15 14 217 216 J30 223 J4,J10, S3 PSI_SET J1,J20, J33 54 B U R S1 V W R POWER W 53 8 12V N 56 H1 R N 51 2 24V 203A 206 C1 1200/450 POWER 4 1 5 2 6 3 503 T3 277A 221 400- 460VAC 200- ELECTRICAL SYMBOLS PER E1537 RECONNECT L10942[...]

  • Page 31

    F-3 DIAGRAMS F-3 PRO-CUT 55 12.60 11.00 25.94 19.50 2.95 DIMENSION PRINT PR O-CUT 55 10-31-97D M18806 OFF OFF XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX PRO-CUT 55[...]

  • Page 32

    NOTES PRO-CUT 55[...]

  • Page 33

    W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TEN ÇÃ O 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 E[...]

  • Page 34

    W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TEN ÇÃ O Spanish French German Portuguese Japanese Chinese Korean Arabic LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE P ARA ESTE EQUIP AMENTO E AS PAR TES DE USO, E SIGA AS PRÁTICAS DE SEGURANÇA DO EMPREGADOR. ● Keep your head out of fumes. ● Use ventilation or exhaust to remove fumes [...]

  • Page 35

    • 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 •[...]