Lincoln Electric POWER MIG 210 MP Service Manual
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Lincoln Electric POWER MIG 210 MP Service Manual

Lincoln Electric POWER MIG 210 MP Service Manual

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POWER MIG
®
For use with machines having Code Numbers:
12185
SERVICE MANUAL
SVM262
| Issue D ate 15-Jul
© Lincoln Global, Inc. All Rights Reserved.
210 MP
NOTE: This manual will cover most of the troubleshooting and repair
procedures for the code numbers listed. Some variances may exist when
troubleshooting/repairing later code numbers.

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  • Page 1 NOTE: This manual will cover most of the troubleshooting and repair procedures for the code numbers listed. Some variances may exist when troubleshooting/repairing later code numbers. POWER MIG 210 MP ® For use with machines having Code Numbers: 12185 SERVICE MANUAL SVM262 | Issue D ate 15-Jul ©...
  • Page 2 Service and repair should be performed by only exhaust at the arc, or both, to keep Lincoln Electric Factory Trained Personnel. Unauthorized the fumes and gases from your breathing zone and the general area. repairs performed on this equipment may result in danger...
  • Page 3 American Welding Society, P.O. Box 351040, Miami, Florida 33135 MAGNETIC FIELDS MAY or CSA Standard W117.2-1974. A Free copy of “Arc Welding Safety” booklet E205 is available from the Lincoln Electric Company, 22801 BE DANGEROUS St. Clair Avenue, Cleveland, Ohio 44117-1199.
  • Page 4 POWER MIG ® 210 MP SAFETY ELECTRIC SHOCK ARC RAYS CAN BURN. CAN KILL. 3.a. The electrode and work (or ground) circuits are 4.a. Use a shield with the proper filter and cover electrically “hot” when the welder is on. Do plates to protect your eyes from sparks and the rays of the arc not touch these “hot”...
  • Page 5 POWER MIG ® 210 MP SAFETY WELDING AND CUTTING CYLINDER MAY EXPLODE IF SPARKS CAN CAUSE DAMAGED. FIRE OR EXPLOSION. 7.a. Use only compressed gas cylinders containing the correct shielding gas for the process used 6.a. Remove fire hazards from the welding area. and properly operating regulators designed for If this is not possible, cover them to prevent the gas and pressure used.
  • Page 6 Electromagnetic Compatibility (EMC) Product Standard for Arc Welding equipment, in metallic conduit or equivalent. Shielding should be Equipment. It is for use with other Lincoln Electric equipment. It is electrically continuous throughout its length. The shielding should be designed for industrial and professional use.
  • Page 7 POWER MIG ® 210 MP SAFETY Ventilation As a rule of thumb, for many mild steel electrode, if the air is visibly clear and you are comfortable, then the ventilation is generally There are many methods which can be selected by the user to adequate for your work.
  • Page 8 TLV and PEL values are as of April 2006. Always check Material Know Act of 1986 and of 40CFR 370 and 372. Safety Data Sheet (MSDS) with product or on the Lincoln Electric website at http://www.lincolnelectric.com (b) The PEL for chromium (VI) is .005 milligrams per cubic meter as an 8 hour time weighted average.
  • Page 9 POWER MIG ® 210 MP NOTES viii...
  • Page 10 POWER MIG ® 210 MP TABLE OF CONTENTS MASTER TABLE OF CONTENTS FOR ALL SECTIONS Page Safety ....................................ii-viii Installation, Operation, Accessories, Maintenance ................See Instruction Manual Theory of Operation ..............................Section E Troubleshooting and Repair ............................Section F Electrical Diagrams ..............................Section G...
  • Page 11 POWER MIG ® 210 MP THEORY OF OPERATION TABLE OF CONTENTS - THEORY OF OPERATION SECTION - Theory Of Operation ......................Section E Input and Boost Section ............E-2 Inverter Section And Main Transformer .
  • Page 12 POWER MIG ® 210 MP THEORY OF OPERATION Figure E.2 - Input and boost section POWER CONTROL PC BOARD - IN OUTLINE INPUT OUTPUT OUTPUT MAIN RELAYS CHOKE CAPACITORS DIODES XFRMR – INPUT BOOST INVERTER DIODES /PFC 390 VDC 90-250 VAC 50 VDC 130-350 VDC 390 VDC...
  • Page 13 POWER MIG ® 210 MP THEORY OF OPERATION Figure E.3 - Inverter section and main transformer POWER CONTROL PC BOARD - IN OUTLINE INPUT OUTPUT OUTPUT MAIN RELAYS CHOKE CAPACITORS DIODES XFRMR – INPUT BOOST INVERTER DIODES /PFC 390 VDC 90-250 VAC 50 VDC 130-350 VDC...
  • Page 14 POWER MIG ® 210 MP THEORY OF OPERATION Figure E.4 - Output section POWER CONTROL PC BOARD - IN OUTLINE INPUT OUTPUT OUTPUT MAIN RELAYS CHOKE CAPACITORS DIODES XFRMR – INPUT BOOST INVERTER DIODES /PFC 390 VDC 90-250 VAC 50 VDC 130-350 VDC 390 VDC 40 KHz.
  • Page 15 POWER MIG ® 210 MP THEORY OF OPERATION Figure E.5 - Control board, user interface and peripherals POWER CONTROL PC BOARD - IN OUTLINE INPUT OUTPUT OUTPUT MAIN RELAYS CHOKE CAPACITORS DIODES XFRMR – INPUT BOOST INVERTER DIODES /PFC 390 VDC 90-250 VAC 50 VDC 130-350 VDC...
  • Page 16 POWER MIG ® 210 MP THEORY OF OPERATION Figure E.6 - Thermal protection POWER CONTROL PC BOARD - IN OUTLINE INPUT OUTPUT OUTPUT MAIN RELAYS CHOKE CAPACITORS DIODES XFRMR – INPUT BOOST INVERTER DIODES /PFC 390 VDC 90-250 VAC 50 VDC 130-350 VDC 390 VDC 40 KHz.
  • Page 17 POWER MIG ® 210 MP THEORY OF OPERATION Figure E.7 - Under/over voltage protection POWER CONTROL PC BOARD - IN OUTLINE INPUT OUTPUT OUTPUT MAIN RELAYS CHOKE CAPACITORS DIODES XFRMR – INPUT BOOST INVERTER DIODES /PFC 390 VDC 90-250 VAC 50 VDC 130-350 VDC 390 VDC...
  • Page 18 POWER MIG ® 210 MP NOTES...

  • Page 19: Table Of Contents

    POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR TABLE OF CONTENTS - TROUBLESHOOTING AND REPAIR SECTION - Troubleshooting and Repair ....................Section F How to Use Troubleshooting Guide ..........F-2 PC Board Troubleshooting Procedures .

  • Page 20: How To Use Troubleshooting Guide

    HOW TO USE TROUBLESHOOTING GUIDE WARNING Service and repair should be performed by only 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 21: Pc Board Troubleshooting Procedures

    POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR PC BOARD TROUBLESHOOTING PROCEDURES 4. Test the machine to determine if the failure symptom has been WARNING corrected by the replacement PC board. NOTE: It is desirable to have a spare (known good) PC board available for PC board troubleshooting.

  • Page 22: Troubleshooting Guide

    3. Check input cord. Test. CAUTION If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
  • Page 23 4. Check for proper size cable liner and contact tip. CAUTION If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
  • Page 24 3. Perform the User Interface Board Test. CAUTION If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
  • Page 25 2. Check gun connection to machine for obstruction or leaky seals. CAUTION If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
  • Page 26 CAUTION If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.

  • Page 27: Case Cover Removal And Replacement Procedure

    CASE COVER REMOVAL AND REPLACEMENT PROCEDURE WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty.
  • Page 28 MOUNTING SCREWS (3) REMOVAL PROCEDURE 1. Remove the input power to the Power MIG 210 MP. 2. Using a 5/16” nutdriver, remove the two screws securing the door to the machine. See Figure F.1. 3. Flip down front and rear tray doors. See Figure F.1.
  • Page 29 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR CASE COVER REMOVAL AND REPLACEMENT PROCEDURE (continued) Figure F.2 – Rear panel mounting screws REAR PANEL MOUNTING SCREWS (2) REPLACEMENT PROCEDURE 1. Carefully position the case cover onto the machine. 2. Carefully position the handle between the front and rear panels. 3.
  • Page 30 POWER MIG ® 210 MP NOTES F-12...

  • Page 31: Gas Solenoid Test

    GAS SOLENOID TEST WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 32 11. The solenoid can be further checked by disconnecting the PROCEDURE solenoid leads and applying 24 VDC directly to the terminals. If 1. Remove the input power to the Power MIG 210 MP. the solenoid does not activate, the solenoid is faulty. 2. Perform the Case Cover Removal Procedure.
  • Page 33 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR GAS SOLENOID TEST (continued) Figure F.4 – Gas Solenoid lead location LEAD 302 LEAD 304 Figure F.5 – Power control PC board plug and lead locations F-15...
  • Page 34 POWER MIG ® 210 MP NOTES F-16...

  • Page 35: Wire Drive Motor Test

    WIRE DRIVE MOTOR TEST WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 36 PROCEDURE not activate, the wire drive motor may be faulty. 1. Remove the input power to the Power MIG 210 MP. 12. If the wire drive motor is faulty, perform the Wire Drive Motor 2. Perform the Case Cover Removal Procedure.
  • Page 37 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR WIRE DRIVE MOTOR TEST (continued) Figure F.7 – Power control PC board plug and lead locations 202B Table F.1 – Supply voltage tests TEST POINT TEST POINT EXPECTED READING MACHINE CONDITION CONSTANT WIRE MODE. PLUG X2 PIN 1 PLUG X2 PIN 2 2.7 VDC...
  • Page 38 POWER MIG ® 210 MP NOTES F-20...

  • Page 39: Output Choke Test

    OUTPUT CHOKE TEST WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 40 Figure F.8 – Output choke location OUTPUT CHOKE PROCEDURE 1. Remove the input power to the Power MIG 210 MP. 2. Perform the Case Cover Removal Procedure. 3. Locate the output choke. See Figure F.8. 4. Using a volt/ohmmeter, test for continuity from the negative output terminal to the transformer secondary center tapped connection.
  • Page 41 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR OUTPUT CHOKE TEST (continued) Figure F.9 – Secondary center tapped connection SECONDARY CENTER TAPPED CONNECTION F-23...
  • Page 42 POWER MIG ® 210 MP NOTES F-24...

  • Page 43: Fan(S) Motor Test

    FAN(S) MOTOR TEST WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 44 Figure F.10 – Fan(s) location FAN(S) ASSEMBLY PROCEDURE 1. Remove the input power to the Power MIG 210 MP. 2. Perform the Case Cover Removal Procedure. 3. Locate the fan(s). See Figure F.10. See Wiring Diagram. 4. Verify that all leads and plugs for the fan(s) are connected properly.
  • Page 45 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR FAN(S) MOTOR TEST (continued) Figure F.11 – Plug JF1 pin location Figure F.12 – Power control PC board plug and pin location F-27...
  • Page 46 POWER MIG ® 210 MP NOTES F-28...

  • Page 47: User Interface Board Test

    USER INTERFACE BOARD TEST WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 48 15. If faulty, perform the User Interface Board Removal And PROCEDURE Replacement Procedure. 1. Remove the input power to the Power MIG 210 MP. 16. Remove the input power to the Power MIG 210 MP. 2. Perform the Case Cover Removal Procedure.
  • Page 49 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR USER INTERFACE BOARD TEST (continued) Figure F.14 – User interface board mounting screw locations USER INTERFACE BOARD MOUNTING SCREWS (4 TOTAL) Figure F.15 – User interface board plug locations F-31...
  • Page 50 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR USER INTERFACE BOARD TEST (continued) Table F.2 – User interface board voltage tests TEST POINT TEST POINT EXPECTED READING MACHINE CONDITION POSITIVE OUTPUT STUD NEGATIVE OUTPUT STUD 52 VDC STICK MODE. OUTPUT ON. POSITIVE OUTPUT STUD NEGATIVE OUTPUT STUD 0 VDC...

  • Page 51: Power Control Pc Board Test

    POWER CONTROL PC BOARD TEST WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 52 POWER CONTROL PC BOARD PROCEDURE 1. Remove the input power to the Power MIG 210 MP. 2. Perform the Case Cover Removal Procedure. 3. Locate the power control PC board. See Figure F.17. 4. Verify that all plugs and leads are connected to the power control PC board.
  • Page 53 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR POWER CONTROL PC BOARD TEST (continued) Figure F.18 – Positive and negative output stud locations NEGATIVE POSITIVE OUTPUT STUD OUTPUT STUD Figure F.19 – Power control PC board plug and terminal locations F-35...
  • Page 54 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR POWER CONTROL PC BOARD TEST (continued) Table F.3 – Power control PC board voltage tests TEST POINT TEST POINT EXPECTED READINGS MACHINE CONDITION TERMINAL OL (LEAD 701) TERMINAL ON (LEAD 702) INPUT LINE VOLTAGE MACHINE ON.

  • Page 55: Gas Solenoid Removal And Replacement Procedure

    REMOVAL AND REPLACEMENT PROCEDURE WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 56 GAS HOSE CONNECTION REMOVAL PROCEDURE 1. Remove the input power to the Power MIG 210 MP. 2. Perform the Case Cover Removal Procedure. 3. Disconnect the gun from the machine. 4. Label and disconnect leads 302 and 304 from the gas solenoid.
  • Page 57 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR GAS SOLENOID REMOVAL AND REPLACEMENT PROCEDURE (continued) Figure F.22 – Gas solenoid nut and washer location GAS SOLENOID MOUNTING NUT AND WASHER REPLACEMENT PROCEDURE 1. Carefully position the new gas solenoid into the case back of the machine.
  • Page 58 POWER MIG ® 210 MP NOTES F-40...

  • Page 59: Wire Drive Motor Removal And Replacement Procedure

    REMOVAL AND REPLACEMENT PROCEDURE WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 60 Figure F.23 – Case front mounting screws location MOUNTING SCREWS (4) REMOVAL PROCEDURE 1. Remove the input power to the Power MIG 210 MP. 2. Perform the Case Cover Removal Procedure. 3. Disconnect the gun from the machine. 4. Using a 5/16” nutdriver, remove the four remaining case front mounting screws securing the front panel.
  • Page 61 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR WIRE DRIVE MOTOR REMOVAL AND REPLACEMENT PROCEDURE (continued) Figure F.24 – Wire drive motor lead locations 202A & 202B HEAVY PIGTAIL LEAD Figure F.25 – Gas hose and mounting screws locations GAS HOSE CONNECTION WIRE DRIVE MOUNTING...
  • Page 62 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR WIRE DRIVE MOTOR REMOVAL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Carefully position the new wire drive motor into the machine. 2. Using a phillips screwdriver, attach the three screws securing the wire drive motor to the machine.

  • Page 63: Output Choke Removal And Replacement Procedure

    REMOVAL AND REPLACEMENT PROCEDURE WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 64 REMOVAL PROCEDURE output choke mounting screws on the bottom of the machine. 1. Remove the input power to the Power MIG 210 MP. 9. Using a 5/16” nutdriver, remove the two screws securing the 2. Perform the Case Cover Removal Procedure.
  • Page 65 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR OUTPUT CHOKE REMOVAL AND REPLACEMENT PROCEDURE (continued) Figure F.27 – Output choke mounting screw locations OUTPUT CHOKE MOUNTING SCREWS REPLACEMENT PROCEDURE 1. Carefully position the new output choke into the machine. 2. Using a 5/16” nutdriver, attach the two screws securing the output choke to the machine.
  • Page 66 POWER MIG ® 210 MP NOTES F-48...

  • Page 67: Fan(S) Motor Removal And Replacement Procedure

    REMOVAL AND REPLACEMENT PROCEDURE WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 68 FAN ASSEMBLY MOUNTING SCREWS REMOVAL PROCEDURE 1. Remove the input power to the Power MIG 210 MP. 2. Perform the Case Cover Removal Procedure. 3. Disconnect the gun from the machine. 4. Label and disconnect plug JF1. See Wiring Diagram.
  • Page 69 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR FAN(S) MOTOR REMOVAL AND REPLACEMENT PROCEDURE (continued) REMOVAL PROCEDURE 1. Carefully position the new fan(s) assembly into the machine. Be sure the fan(s) is oriented so air flow is from the rear to the front of the machine.
  • Page 70 POWER MIG ® 210 MP NOTES F-52...

  • Page 71: User Interface Board Removal And Replacement Procedure

    REMOVAL AND REPLACEMENT PROCEDURE WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 72 10. The user interface board can now be removed from the REMOVAL PROCEDURE nameplate. 1. Remove the input power to the Power MIG 210 MP. 2. Disconnect the gun from the machine. 3. Using a 5/64” allen wrench, loosen the set screws securing the two small control knobs and one large control knob to the user interface board and remove the knobs.
  • Page 73 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR USER INTERFACE BOARD REMOVAL AND REPLACEMENT PROCEDURE (continued) Figure F.30 – Leads X1 and X2 location USER INTERFACE BOARD MOUNTING SCREWS GREEN GROUND LEAD CONNECTION USER INTERFACE BOARD MOUNTING SCREWS Figure F.31 – Control knob location SMALL CONTROL KNOBS (2) LARGE CONTROL...
  • Page 74 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR USER INTERFACE BOARD REMOVAL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Using a phillips screwdriver, attach the three screws and associated washers securing the user interface board to the nameplate. 2. Using a phillips screwdriver, attach the screw securing the green ground lead to the user interface board.

  • Page 75: Power Control Pc Board Removal And Replacement Procedure

    REMOVAL AND REPLACEMENT PROCEDURE WARNING Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or 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 76 REMOVAL PROCEDURE bolt, nut and associated washers securing heavy lead TX1 to 1. Remove the input power to the Power MIG 210 MP. the positive output stud. Label and disconnect heavy lead TX1. See Figure F.34. See Wiring Diagram. Note washer and lead 2.
  • Page 77 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR POWER CONTROL PC BOARD REMOVAL AND REPLACEMENT PROCEDURE (continued) Figure F.33 – Input receptacle mounting screws location INPUT RECEPTACLE MOUNTING SCREWS Figure F.34 – Power control PC board lead and mounting screw locations MOUNTING SCREW X5 (EMPTY)
  • Page 78 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR POWER CONTROL PC BOARD REMOVAL AND REPLACEMENT PROCEDURE (continued) Figure F.35 – Power control PC board mounting screw locations MOUNTING SCREWS MOUNTING SCREWS Figure F.36 – Power control PC board mounting screws POWER CONTROL PC BOARD MOUNTING SCREWS F-60...
  • Page 79 POWER MIG ® 210 MP TROUBLESHOOTING AND REPAIR POWER CONTROL PC BOARD REMOVAL AND REPLACEMENT PROCEDURE (continued) 11. Carefully position the case back onto the machine. REPLACEMENT PROCEDURE 12. Using a 5/16” nutdriver, attach the seven screws securing the 1. Carefully position the new power control PC board into the case back to the machine.
  • Page 80 POWER MIG ® 210 MP DIAGRAMS TABLE OF CONTENTS - DIAGRAMS SECTION - Diagrams ..........................Section G Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . G-2...
  • Page 81 ELEcTricaL DiaGramS WiriNG DiaGram - ENTirE machiNE - cODE 12185 OPTIONAL TIG 501C FOOT PEDAL KIT 502A POWER CONTROL BOARD 506D 511B GND2 515E GNDF INPUT RECEPTACLE GND1 LCD DISPLAY TO GROUND PER MAIN OUTPUT NATIONAL ELECTRICAL ON/OFF SWITCH TRANSFORMER RECTIFIER CODE 104B...
  • Page 82 Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result in danger to the Machine Operator or Technician.

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12185

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