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.
SAFETY ELECTRIC SHOCK can kill. ARC RAYS can burn. 3.a. The electrode and work (or ground) circuits 4.a. Use a shield with the proper filter and cover are electrically “hot” when the welder is on. plates to protect your eyes from sparks and Do not touch these “hot”...
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SAFETY WELDING and CUTTING CYLINDER may explode SPARKS can cause fire or if damaged. explosion. 7.a. Use only compressed cylinders containing the correct shielding gas for the 6.a. Remove fire hazards from the welding area.If process used and properly operating this is not possible, cover them to prevent the welding sparks regulators designed for the gas and from starting a fire.
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SAFETY 6. Eloigner les matériaux inflammables ou les recouvrir afin de PRÉCAUTIONS DE SÛRETÉ prévenir tout risque dʼincendie dû aux étincelles. Pour votre propre protection lire et observer toutes les instructions 7. Quand on ne soude pas, poser la pince à une endroit isolé de et les précautions de sûreté...
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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.
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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 manufacturerʼs recommen- dations.
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- MASTER TABLE OF CONTENTS FOR ALL SECTIONS - Page Safety ................i-vi Installation .
THEORY OF OPERATION FIGURE E.2 - GENERAL DESCRIPTION WIRE TRIGGER VOLTAGE SPEED RECEPTACLE CONTROL CONTROL CONTROL BOARD SOLENOID LINE CIRCUIT INPUT BREAKER SWITCH RECEPTACLE WIRE FEED MOTOR VOLTAGE FEEDBACK & MOTOR POWER MOTOR CHOKE MAIN OUTPUT MAIN TERMINALS TRANSFORMER BRIDGE GENERAL DESCRIPTION The Power Mig ®...
THEORY OF OPERATION FIGURE E.3 - INPUT LINE VOLTAGE, FAN MOTOR & MAIN TRANSFORMER WIRE TRIGGER VOLTAGE SPEED RECEPTACLE CONTROL CONTROL CONTROL BOARD SOLENOID LINE CIRCUIT INPUT BREAKER SWITCH RECEPTACLE WIRE FEED MOTOR VOLTAGE FEEDBACK & MOTOR POWER MOTOR CHOKE MAIN OUTPUT MAIN...
THEORY OF OPERATION FIGURE E.4 - OUTPUT CONTROL, RECTIFICATION & VOLTAGE FEEDBACK WIRE TRIGGER VOLTAGE SPEED RECEPTACLE CONTROL CONTROL CONTROL BOARD SOLENOID LINE CIRCUIT INPUT BREAKER SWITCH RECEPTACLE WIRE FEED MOTOR VOLTAGE FEEDBACK & MOTOR POWER MOTOR CHOKE MAIN OUTPUT MAIN TERMINALS TRANSFORMER...
THEORY OF OPERATION FIGURE E.5 - TRIGGER, GAS SOLENOID AND WIRE DRIVE WIRE TRIGGER VOLTAGE SPEED RECEPTACLE CONTROL CONTROL CONTROL BOARD SOLENOID LINE CIRCUIT INPUT BREAKER SWITCH RECEPTACLE WIRE FEED MOTOR VOLTAGE FEEDBACK & MOTOR POWER MOTOR CHOKE MAIN OUTPUT MAIN TERMINALS TRANSFORMER...
THEORY OF OPERATION FIGURE E.6 - SCR OPERATION INPUT CATHODE OUTPUT NOTE: AS THE GATE PULSE IS APPLIED ANODE LATER IN THE CYCLE THE SCR OUTPUT IS DECREASED. GATE SCR OPERATION A silicon controlled rectifier (SCR) is a three terminal An SCR is fired by a short burst of current into the gate.
THEORY OF OPERATION THERMAL PROTECTION OUTPUT OVERLOAD The Power Mig 180 Dual Wire Welder are equipped ® The Power Mig 180 Dual Wire Welder has a rated out- ® with a circuit breaker which protects the machine from put duty cycle as defined in the Technical damage if maximum output is exceeded.
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.
Do not touch electrically hot parts. - If you return a PC board to The Lincoln Electric Company for credit, it must be in the static-shielding bag. This will prevent further damage and allow prop- CAUTION er failure analysis.
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7. The control P.C. board may be faulty. CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. POWER MIG ®...
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CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. POWER MIG ®...
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P.C. board may be faulty. Replace. CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. POWER MIG ®...
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Replace. seals. CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. POWER MIG ®...
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CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. POWER MIG ®...
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5. See Operation section for infor- mation. CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. POWER MIG ®...
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CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. POWER MIG ®...
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. For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed throughout this manual.
TROUBLESHOOTING AND REPAIR F-12 F-12 CASE COVER REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.1 – CASE REMOVAL CASE COVER SCREWS LONG SCREWS SIDE DOOR SCREWS REMOVAL PROCEDURE 3. Using a 5/16” nutdriver, remove the ten screws WARNING securing the case cover. Note the position of the two longer screws.
TROUBLESHOOTING AND REPAIR F-13 F-13 CASE COVER REMOVAL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Carefully place the case cover into position on the machine. 2. Using a 5/16” nutdriver, attach the ten screws securing the case cover. Note the position of the two longer screws.
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.
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TROUBLESHOOTING AND REPAIR F-16 F-16 GAS SOLENOID TEST (continued) FIGURE F.2 – GAS SOLENOID LOCATION & LEADS Gas Solenoid Leads PROCEDURE 3. Locate the gas solenoid and lead connections. WARNING Do not disconnect the leads. See Figure F.2. 4. Turn the machine on and pull the gun trigger to ELECTRIC SHOCK can kill.
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TROUBLESHOOTING AND REPAIR F-17 F-17 GAS SOLENOID TEST (continued) FIGURE F.3 – CONTROL BOARD LEAD LOCATIONS CONTROL BOARD 8. If voltage is correct at P3, the control board may be faulty. 9. If faulty, perform the Control P.C. Board Removal and Replacement Procedure. 10.
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TROUBLESHOOTING AND REPAIR F-18 F-18 GAS SOLENOID TEST (continued) FIGURE F.4 – PLUG P3 PIN LOCATIONS PIN 1 PIN 10 POWER MIG ® 180 DUAL...
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.
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TROUBLESHOOTING AND REPAIR F-20 F-20 WIRE DRIVE MOTOR TEST (continued) FIGURE F.5 – CONTROL BOARD AND J3 LOCATION CONTROL BOARD PROCEDURE 2. Perform the Case Cover Removal Procedure. WARNING 3. Locate plug P3 on the wiring harness. Plug P3 is inserted into J3 on the control board. See ELECTRIC SHOCK can kill.
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TROUBLESHOOTING AND REPAIR F-21 F-21 WIRE DRIVE MOTOR TEST (continued) FIGURE F.6 – PLUG P3 MOT- MOTA1 5. Make the following voltage tests: 7. If the leads and connections are good to the board, verify the correct supply voltage 9-33 a.
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TROUBLESHOOTING AND REPAIR F-22 F-22 WIRE DRIVE MOTOR TEST (continued) FIGURE F.7 – PLUG P3 PIN LOCATIONS PIN 1 PIN 10 POWER MIG ® 180 DUAL...
MAIN TRANSFORMER TEST 230 AND 120 VOLTS 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.
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TROUBLESHOOTING AND REPAIR F-24 F-24 MAIN TRANSFORMER TEST 230 AND 120 VOLTS (continued) 120 VOLT TEST PROCEDURE SECONDARY TEST PROCEDURE NOTE: Secondary voltages will vary proportion- WARNING ately with primary input voltage. For this test, place voltage control potentiometer to ELECTRIC SHOCK can kill.
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TROUBLESHOOTING AND REPAIR F-25 F-25 MAIN TRANSFORMER TEST 230 AND 120 VOLTS (continued) 230 VOLT TEST PROCEDURE SECONDARY TEST PROCEDURE NOTE: Secondary voltages will vary proportion- WARNING ately with primary input voltage. For this test, place voltage control potentiometer to ELECTRIC SHOCK can kill.
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TROUBLESHOOTING AND REPAIR F-26 F-26 MAIN TRANSFORMER TEST 230 AND 120 VOLTS (continued) FIGURE F.8 – SECONDARY LEAD LOCATION SECONDARY LEAD (Secondary Lead on opposite side not shown) POWER MIG ® 180 DUAL...
FAN MOTOR TEST 230 AND 120 VOLT 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.
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TROUBLESHOOTING AND REPAIR F-28 F-28 FAN MOTOR TEST 230 AND 120 VOLT (continued) FIGURE F.9 – PLUG P1 WHITE BLACK BLUE LATCH 208 OR 230 VAC 230 VOLT TEST PROCEDURE 4. Turn machine ON to conduct voltage test. WARNING NOTE: Turn the machine OFF between each test. ELECTRIC SHOCK can kill.
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TROUBLESHOOTING AND REPAIR F-29 F-29 FAN MOTOR TEST 230 AND 120 VOLT (continued) FIGURE F.10 – PLUG P1 120 VAC WHITE BLACK BLUE LATCH 120 VAC 120 VOLT TEST PROCEDURE 4. Turn machine ON to conduct voltage test. WARNING NOTE: Turn the machine OFF between each test. ELECTRIC SHOCK can kill.
INPUT CORD CONTINUITY TEST 120 AND 230 VOLT 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.
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TROUBLESHOOTING AND REPAIR F-32 F-32 INPUT CORD CONTINUITY TEST 120 AND 230 VOLT (continued) FIGURE F.11 – INPUT CORD CONNECTOR 230 VOLT LESS THAN 1 OHM 230 VOLT TEST PROCEDURE 1. Disconnect input power to the Power Mig ® WARNING Dual machine.
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TROUBLESHOOTING AND REPAIR F-33 F-33 INPUT CORD CONTINUITY TEST 120 AND 230 VOLT (continued) FIGURE F.12 – INPUT CORD CONNECTOR 120 VOLT LESS THAN 1 OHM 120 VOLT TEST PROCEDURE 1. Disconnect input power to the Power Mig ® WARNING Dual machine.
TROUBLESHOOTING AND REPAIR F-34 F-34 TYPICAL OUTPUT VOLTAGE WAVEFORM - MACHINE LOADED 0 volts 10 Volts 20 ms This is the typical auxiliary output volt- age generated from a properly operat- ing machine. Note that each vertical division represents 10 volts and that each horizontal division represents 20 milliseconds in time.
TROUBLESHOOTING AND REPAIR F-35 F-35 ABNORMAL OPEN CIRCUIT VOLTAGE WAVEFORM 0 volts 10 Volts 20 ms This is NOT the typical voltage wave- form. The output capacitor was dis- connected from the circuit. Note the increased ripple in the waveform. This condition simulates the faulty output filter capacitor.
CONTROL BOARD 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.
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TROUBLESHOOTING AND REPAIR F-38 F-38 CONTROL BOARD REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.13 – CONTROL BOARD LOCATION CONTROL BOARD REMOVAL PROCEDURE 4. Using a 5/64” allen key, loosen the set screws WARNING from the voltage and wire speed knobs. See Figure F.14.
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TROUBLESHOOTING AND REPAIR F-39 F-39 CONTROL BOARD REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.14 – SCREW AND NUT LOCATIONS HANDLE SCREW NAMEPLATE CONTROL KNOB 5/64” ALLEN PHILLIPS SET SCREW SCREW 9. Label and disconnect plugs P4, P7 and P9 from the control board.
TROUBLESHOOTING AND REPAIR F-40 F-40 CONTROL BOARD REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.15 – CONTROL BOARD LEAD LOCATIONS PLUG P9 PLUG P7 TERMINAL 1 LEAD 1 H2 (COPPER WIRE) PLUG P4 LEAD 302 R121 R120 R107 R119 LEAD 6 R115 R112 R111...
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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.
TROUBLESHOOTING AND REPAIR F-42 F-42 POWER MODULE REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.16 – REAR PANEL CONNECTION GAS HOSE AND RECEPTACLE SOLENOID CONNECTION ASSEMBLY SMALL CIRCUIT SCREWS BREAKER REMOVAL PROCEDURE 4. Using a 3/8” nutdriver, disconnect the two WARNING ground leads attached to the rear panel.
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TROUBLESHOOTING AND REPAIR F-43 F-43 POWER MODULE REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.17 – CASE BACK MOUNTING SCREWS HANDLE SCREW LOCKING TABS MOUNTING SCREWS 9. Using a 5/16” nutdriver, remove the four mount- 14. Label and disconnect the four leads (MOTB, ing screws securing the rear panel of the MOTA2, MOTA1 and 543A) from the switch.
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TROUBLESHOOTING AND REPAIR F-44 F-44 POWER MODULE REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.18 – SQUARE FLANGE FEMALE RECEPTACLE LOCATION SQUARE FLANGE FEMALE RECEPTACLE MOUNTING SCREWS FIGURE F.19 – CENTER PANEL SCREWS CENTER PANEL CENTER PANEL SCREWS POWER MIG ® 180 DUAL...
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TROUBLESHOOTING AND REPAIR F-45 F-45 POWER MODULE REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.20 – SWITCH LEAD CONNECTIONS MOTB 543A EMPTY EMPTY MOTA2 MOTA1 FIGURE F.21 – CENTER PANEL WING NUTS WING NUTS POWER MIG ® 180 DUAL...
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TROUBLESHOOTING AND REPAIR F-46 F-46 POWER MODULE REMOVAL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Carefully place the new power module assem- 9. Using a phillips screwdriver, attach the two pre- bly into the machine. viously removed screws securing the handle to the front and rear panels.
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.
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TROUBLESHOOTING AND REPAIR F-48 F-48 RECTIFIER, TRANSFORMER, CHOKE ASSEMBLY & CAPACITOR REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.22 – LOCKING TABS LOCKING TABS 3/8” BOLTED LEAD (opposite side not shown) SLOTS REMOVAL PROCEDURE 4. Perform Power Module Removal WARNING Procedure. 5.
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TROUBLESHOOTING AND REPAIR F-49 F-49 RECTIFIER, TRANSFORMER, CHOKE ASSEMBLY & CAPACITOR REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.23 – DOW CORNING APPLICATION AREAS LOCK WASHER PLAIN WASHER LOCKING TAB INSERTS DOW CORNING 340 (apply to contact surfaces on both terminals) TRANSFORMER AND CHOKE 1.
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TROUBLESHOOTING AND REPAIR F-50 F-50 RECTIFIER, TRANSFORMER, CHOKE ASSEMBLY & CAPACITOR REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.24 – TRANSFORMER / CHOKE REMOVAL Transformer FIGURE F.25 – DOW CORNING 340 APPLICATION DOW CORNING 340 (Apply to area, opposite side not shown) POWER MIG ®...
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TROUBLESHOOTING AND REPAIR F-51 F-51 RECTIFIER, TRANSFORMER, CHOKE ASSEMBLY & CAPACITOR REMOVAL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Carefully position the new transformer and 6. Secure the previously removed top chassis to choke assembly into the power module assem- the power module assembly.
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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.
TROUBLESHOOTING AND REPAIR F-54 F-54 WIRE DRIVE MOTOR REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.26 – SQUARE FLANGE FEMALE RECEPTACLE LOCATION SQUARE FLANGE FEMALE RECEPTACLE MOUNTING SCREWS REMOVAL PROCEDURE 3. Using a phillips screwdriver, remove the two WARNING screws securing the square flange female receptacle to the front cover.
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TROUBLESHOOTING AND REPAIR F-55 F-55 WIRE DRIVE MOTOR REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.27 – FRONT PANEL CONNECTIONS HANDLE SCREW NAMEPLATE CONTROL KNOB 5/64” ALLEN PHILLIPS SET SCREW SCREW 9. Using pliers, disconnect the gas hose from the wire drive motor. 10.
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TROUBLESHOOTING AND REPAIR F-56 F-56 WIRE DRIVE MOTOR REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.28 – WIRE DRIVE MOTOR MOUNTING SCREWS MOUNTING SCREWS (3) REPLACEMENT PROCEDURE 1. Carefully position the new wire drive motor 7. Using a 1/2” nutdriver, attach the two nuts and assembly on to the center panel of the machine.
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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.
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TROUBLESHOOTING AND REPAIR F-58 F-58 FAN MOTOR ASSEMBLY REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.29 – LOCKING TABS AND FAN LOCKING TABS SLOTS REMOVAL PROCEDURE 4. Perform Power Module Removal WARNING Procedure. 5. With the power module removed from the ELECTRIC SHOCK can kill.
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TROUBLESHOOTING AND REPAIR F-59 F-59 FAN MOTOR ASSEMBLY REMOVAL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Carefully position the new fan motor assembly 4. Perform the Power Module Replacement into place in the rear of the power module Procedure. assembly. Be sure that the rotation arrow is 5.
GAS SOLENOID 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.
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TROUBLESHOOTING AND REPAIR F-62 F-62 GAS SOLENOID REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.30 – GAS SOLENOID LOCATION Gas Solenoid SOL Leads REMOVAL PROCEDURE WARNING 4. Label and disconnect both SOL leads from the gas solenoid. See Figure F.30. See Wiring Diagram.
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TROUBLESHOOTING AND REPAIR F-63 F-63 GAS SOLENOID REMOVAL AND REPLACEMENT PROCEDURE (continued) FIGURE F.31 – GAS HOSE AND SOLENOID ASSEMBLY CONNECTION LOCATION GAS HOSE AND RECEPTACLE SOLENOID CONNECTION ASSEMBLY SMALL CIRCUIT SCREWS BREAKER REPLACEMENT PROCEDURE 1. Carefully position the new solenoid assembly into the machine.
ElECTriCal DiaGramS WiriNG DiaGram - COmplETE maChiNE (m22576) WIRING DIAGRAM WARNING Do not operate with covers removed. SPOOL GUN (OPTIONAL) Disconnect input power before servicing Do not touch electrically live parts BLACK Only qualified persons should install, use or service this machine. WORK HIGH VOLTAGE Install equipment in accordance with the U.S.
TO OTHER PARTIES OR USED FOR ANY PURPOSE WITHOUT THE EXPRESS WRITTEN PERMISSION OF LINCOLN GLOBAL, INC. MANUFACTURING TOLERANCE PER E2056 SCALE: CONTROL: CLEVELAND EQUIPMENT TYPE: POWER MIG 180 DUAL COMMON UNLESS OTHERWISE SPECIFIED TOLERANCE: PAGE ___ OF ___ ON 2 PLACE DECIMALS IS ± .02 in. (± 0.5 mm) NONE ON 3 PLACE DECIMALS IS ±...
ElECTriCal DiaGramS SChEmaTiC - CONTrOl pC bOarD (G4741-3N1) NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. pOWEr miG ® 180 DUal...
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.
ElECTriCal DiaGramS WiriNG DiaGram - SpOT TimEr kiT (S26766) 543B 215B SPOT CONTROL 215B TIMER P.C. BOARD 203B 203B P.C BOARD 544B 543B CONTROL P.C. BOARD HARNESS 544B ELECTRICAL SYMBOLSPERE1537 THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OWNED BY LINCOLN GLOBAL, INC. AND MAY NOT BE DUPLICATED, COMMUNICATED PROPRIETARY &...
ElECTriCal DiaGramS SChEmaTiC - SpOT TimEr pC bOarD (m20960-2F0) NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. pOWEr miG ® 180 DUal...
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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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