Lincoln Electric IM901-A manual Diagrams, LN-25 PRO Across the ARC, Model

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	F-1
LN-25™ PRO ACROSS THE ARC	DIAGRAMS
MODEL

	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	F-
	machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number.
		1

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Contents Safety Depends on You LN-25PROSafety California Proposition 65 WarningsElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Please Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTAbLE of Contents Installation High Frequency Protection Safety PrecautionsLocation Weld CAbLE SIzECAbLE Connections 3INSTALLATIONA-3Function Pin Wiring Shielding GAS ConnectionProcedure to Install Drive Rolls and Wire Guides Changing the GUN Receiver bUSHINGGUN Connection Pressure ARM AdjustmentLoading Spools of Wire Fe, CrNiAcross the ARC SET-UPS Figure A.5Figure A.7 8INSTALLATIONA-8 Figure A.9Operation Recommended Processes Recommended Power SourcesDefinition of Welding Terms Process LimitationsAnalog Voltmeter Case Front Controls See Figure b.1Description Minimum Arc Volts Maximum WFS Wire Feed Speed KNObWire Feed Speed, CV Operation Extra TorquePolarity LED Internal Controls Figure b.2Cold Feed PUSHbUTTON CV/CC SwitchInternal Controls Description Constant Current Wire Welding Figure b-3Itemdescription Rear ControlsFlow Meter POWER-UP SequenceGAS Purge PUSHbUTTON ScfhWire Type AccessoriesFactory Installed Equipment Drive Roll KitsAccessories Kit Accessories K1500-5 Gun Receiver Bushing compatible Installation of the K590-6 Water Cooling KIT Periodic Maintenance MaintenanceRoutine Maintenance CALIbRATION SpecificationModel gearing Wire Feed Speed ValidationTo change the wire feed speed calibration See Figure D.2 BOARDTROUbLESHOOTING Electric Shock can killFault Code Description Possible Adjustments PRObLEMSSymptoms POSSIbLEOutput Problems TROUbLESHOOTING Model DiagramsLN-25 PRO Across the ARC Diagrams Dimension Print LN-25 PRO Across the ARC Model Precaucion Warnung