Lincoln Electric IM648-B specifications HOW to USE Troubleshooting Guide

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TROUBLESHOOTING

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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.

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This Troubleshooting Guide is provided to help you locate and repair possible machine malfunctions. Simply follow the three-step procedure listed below.

Step 1. LOCATE PROBLEM (SYMPTOM). Look under the column labeled “PROBLEM (SYMPTOMS)”. This column describes possible symptoms that the machine may exhibit. Find the listing that best describes the symptom that the machine is exhibiting.

Step 2. POSSIBLE CAUSE.

The second column labeled “POSSIBLE CAUSE” lists the obvious external possibili- ties that may contribute to the machine symptom.

Step 3. RECOMMENDED COURSE OF ACTION

This column provides a course of action for the Possible Cause, generally it states to contact you local Lincoln Authorized Field Service Facility.

If you do not understand or are unable to perform the Recommended Course of Action safely, contact you local Lincoln Authorized Field Service Facility.

WARNING

ELECTRIC SHOCK CAN KILL.

Turn off machine at the disconnect switch on the front of the machine and remove main power supply connec- tions before doing any troubleshooting.

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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 your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

PYTHON

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Contents RED-D-ARC Python Safety Electric Shock can killPlasma ARC can injure Iii Précautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Vii Installation Three Phase Single PhaseSafety Precautions Electric Shock can Kill Select Proper LocationHigh Frequency Interference Protection Power Input Connection Input Power Cord Connector InstallationInput Electrical Connections Input Voltage Reconnection Procedure USE on Engine Driven Power SuppliesFrame Grounding GAS Input Connections Output ConnectionsSafety Precautions Preheat Temperature for Plasma CuttingOperation DescriptionOperational Features and Controls Design Features AdvantagesUser Responsibility Recommended Processes and EquipmentCutting Capability Consumable LifeControls and Settings LimitationsSafety LED Procedure Recommendations Pilot ARC DiscussionThick Sections of Metal Machine Interface ARC StartARC Initiated ARC VoltageAccessories General Options AccessoriesMaintenance Input Filter Capacitor Discharge ProcedureRoutine Maintenance Periodic MaintenanceTroubleshooting HOW to USE Troubleshooting GuideYour local Lincoln Authorized Field Service Facility Python powers up properly 1. Press Purge button on the front Possible fault in Output Power board Or dross Symptom Check Wiring Diagram Python Code Diagrams Shown for 400-460VAC Operation Slow BlowWiring Diagram for Code Wiring Diagram for Code Dimension Print Python Precaucion Warnung