125, 140, 180 models - Rapid Welding and Industrial Supplies Ltd

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E-1TROUBLESHOOTINGE-1HOW TO USE TROUBLESHOOTING GUIDEWARNINGService 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 andmachine operator and will invalidate your factory warranty. For your safety and to avoid ElectricalShock, please observe all safety notes and precautions detailed throughout this manual.__________________________________________________________________________This Troubleshooting Guide is provided to help youlocate and repair possible machine malfunctions.Simply follow the three-step procedure listed below.Step 1. LOCATE PROBLEM (SYMPTOM).Look under the column labeled “PROBLEM (SYMP-TOMS)”. This column describes possible symptomsthat the machine may exhibit. Find the listing thatbest describes the symptom that the machine isexhibiting.Step 3. RECOMMENDED COURSE OF ACTIONThis column provides a course of action for thePossible Cause, generally it states to contact yourlocal Lincoln Authorized Field Service Facility.If you do not understand or are unable to perform theRecommended Course of Action safely, contact yourlocal Lincoln Authorized Field Service Facility.Step 2. POSSIBLE CAUSE.The second column labeled “POSSIBLE CAUSE” liststhe obvious external possibilities that may contributeto the machine symptom.CAUTIONIf for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact yourLocal Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.WIRE FEEDER WELDERS (125, 140, 180 MODELS)
E-2TROUBLESHOOTINGObserve all Safety Guidelines detailed throughout this manualE-2PROBLEMS(SYMPTOMS)Major physical or electrical damageis evident.No wire feed, weld output or gasflow when gun trigger is pulled. Fandoes NOT operate.No wire feed, weld output or gasflow when gun trigger is pulled.Fan operates normally.POSSIBLECAUSEOUTPUT PROBLEMS“Do not Plug in machine or turn it on”.Contact your local Authorized FieldService Facility.1. Make sure correct voltage isapplied to the machine.2. Make certain that power switchis in the ON position.3. Make sure circuit breaker isreset.1. The thermostat may be trippeddue to overheating. Let machinecool. Weld at lower duty cycle.RECOMMENDEDCOURSE OF ACTIONIf all recommended possible areasof misadjustment have beenchecked and the problem persists,Contact your local LincolnAuthorized Field ServiceFacility.OPERATORʼS MANUAL2. Check for obstructions in airflow. Check Gun Trigger connections.See Installation section.3. Gun trigger may be faulty.PROBLEMS(SYMPTOMS)POSSIBLECAUSERECOMMENDEDCOURSE OF ACTIONFEEDING PROBLEMSNo wire feed when gun trigger ispulled. Fan runs, gas flows andmachine has correct open circuitvoltage (33V) – weld output.1. If the wire drive motor is runningmake sure that the correct driverolls are installed in the machine.2. Check for clogged cable liner orcontact tip.3. Check for proper size cable linerand contact tip.If all recommended possible areasof misadjustment have beenchecked and the problem persists,Contact your local LincolnAuthorized Field ServiceFacility.CAUTIONIf for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact yourLocal Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.WIRE FEEDER WELDERS (125, 140, 180 MODELS)
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125, 140, 180 models - Rapid Welding and Industrial Supplies Ltd

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