Wiring Diagram

	F-2
LN-25	WIRING DIAGRAM
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on	F-2

one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number.

Page 34

Image 34

Lincoln Electric IM620-B manual Wiring Diagram

Contents

LN-25 Portable CV/CC Semiautomatic Wire Feeder Safety California Proposition 65 Warnings Electric Shock can kill Cylinder may explode if damaged Précautions DE Sûreté Sûreté Pour Soudage a L’Arc Please Examine Carton and Equipment For Damage Immediately Table of Contents Installation Safety Precautions Power Source Connection CV Adapter INVERTEC, CV300 and Other Newer Lincoln Power SourcesGUN Cable Connection to Feeder For GMA GUN and Cables Electrode Cable Connection Wire Feed Drive Roll and Guide Tube KitsWeld Cable Connection Work Cable Connection Recommended Processes and Equipment OperationGeneral Description Welding Capability Wire Speed Dial and Range Switch Electrode Polarity SwitchWire Feed Mode Switch LN-25 Instruments and Controls AWG GAS Post PRE-FLOW Timers OptionalWork Clip Lead Remote ARC Voltage Control Optional Mounting 22 to 30 LB READI-REELCOILS Sequence of OperationLoading Electrode Mounting 10 to 30 LB Spools Loading Wire Drive Idle Roll Pressure Setting Setting Constant Wire Feed Speed CV Mode Presetting Wire Feed SpeedSetting ARC Sensing Wire Feed Speed VV CC Mode Making a Weld In/Min Procedure AT END of Coil Welding Overvoltage Shutdown Automatic Protection ShutdownMotor Overload Shutdown LN-25 Option Chart AccessoriesTable C.1 K434-1 GAS Flow Timer KIT Accessories Optional AccessoriesK430-2 GAS Solenoid KIT K443-2 LN-25 Contactor KIT K461 Pulse Power Control CableRemote Output Control Options and Control Cable Assemblies K443-3 LN-25 Contactor KIT K439 Remote Extension Cable Assembly K433 Power Source Remote BOXK432 Remote Control Cable Assembly K625, K626, K627 Remote Control Cable Assembly Type Rating Electrode Connection Power SourceCable K444, K444-1 or K444-2 Remote Voltage Control KIT Drive Roll & Guide Tube Wire Sizes Used Kit No Dia. Hole Adjusting Speed Sensor Module MaintenanceRoutine Maintenance Circuit Protection and Automatic Shutdown Calibration of LN-25 Wire Speed Dial Troubleshooting HOW to USE Troubleshooting Guide Problems Possible Symptoms Cause Recommended Course of Action Feeding Problems Weld Problems Wiring Diagram Wiring Diagram Dimensions LN-25 Physical Dimensions LN-25 LN-25 Inflammable Votre corps GroundFuera del área de trabajo Cuerpo Perschutz Use ventilation or exhaust to Keep your head out of fumesGuards off Desconectar el cable de ali No operar con panel abierto o