Lincoln Electric IM-939A, 11523, 11389 specifications LN-25 PRO Extreme

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IM939-A

March, 2008

LN-25 PRO EXTREME

For use with machines having Code Numbers: 11389, 11523

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OPERATOR’S MANUAL

Red-D-Arc Spec-Built Welding Equipment

This RED-D-ARC welder is built to RED-D-ARC Extreme Duty

design specifications by Lincoln Electric.

Safety Depends on You

This welder is designed and built with safety in mind.

However, your overall safety can be increased by proper installation

... and thoughtful operation on your part.

DO NOT INSTALL, OPERATE OR REPAIR THIS EQUIPMENT

WITHOUT READING THIS MANUAL AND THE SAFETY

PRECAUTIONS CONTAINED THROUGHOUT.

And, most importantly, think before you act and be careful.

1-800-245-3660

North America’s Largest Fleet of Welding Equipment

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Contents LN-25 PRO Extreme LN-25 PRO Extreme SafetyElectric Shock can kill Cylinder may explode if damaged Sûreté Pour Soudage a LʼArc Précautions DE SûretéThank You Table of Contents Technical Specifications LN25 PRO K2613-3 InstallationLocation Safety PrecautionsHigh Frequency Protection Weld Cable SizeShielding GAS Connection Cable ConnectionsBuild UP of Shielding GAS MAY Harm Health or Kill Procedure to Install Drive Rolls and Wire Guides Wire Drive ConfigurationChanging the GUN Receiver Bushing Loading Spools of Wire Pressure ARM AdjustmentGUN Connection Across the ARC SET-UPS Power Source to LN25 PRO Extreme Cable Connection DiagramsFigure A.7 Figure A.9 Operation Safety PrecautionsGeneral Description Analog Voltmeter Figure B.1 DescriptionWire Feed Speed, CV Operation Wire Feed Speed KnobPolarity LED Figure B.2 LN-25 PRO Extreme Internal ControlsCold Feed Pushbutton CV/CC SwitchFigure B-3 Constant Current Wire WeldingRear Controls GAS Purge Pushbutton POWER-UP SequenceFactory Installed Equipment AccessoriesWire Type Electrode Size KP KIT Drive Roll KitsAccessories Accessories K1500-5 Gun Receiver Bushing compatible Routine Maintenance MaintenancePeriodic Maintenance Calibration SpecificationBoard LN-25 PRO Extreme CoverHOW to USE Troubleshooting Guide TroubleshootingDigital Display Models Error Codes Output Problems Troubleshooting Diagrams Diagrams Dimension Print LN-25 PRO Extreme LN-25 PRO Extreme Precaucion Warnung
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