Lincoln Electric IM10031-A manual Internal Controls, Figure b.2

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b-6	OPERATION	b-6

INTERNAL CONTROLS

FIGURE b.2

4

5

6

23

1

8

7

9

10

11

12

ITEM	DESCRIPTION

12 Step Trigger Interlock Switch

2 CV / CC Switch

3 Pressure Adjustment Arm

4 Optional Timer Kit (See Accessories Section)

5 Spool Retainer

6 Spindle Brake

7Gun Bushing

8Thumb Screw for securing the welding Gun

9Socket Head Cap Screw for securing the Gun Bushing

10Drive Hubs

11Inlet Wire Guide

12Cold Feed Pushbutton

LN-25™ PRO

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Contents LN-25 Tmpro Safety California Proposition 65 WarningsElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcElectromagnetic Compatibility EMC Methods of Reducing Emissions Mains Supply Vii Please Examine Carton and Equipment For Damage ImmediatelyOn-Line Product Registration TAbLE of Contents Installation Technical Specifications LN-25 PRO K2613-1, K2613-2Wire SIzES LN-25 PROSafety Precautions LocationHigh Frequency Protection Weld CAbLE SIzE3INSTALLATIONA-3 Power SourceWire Feeder Analog Control CAbLE K1797-xxFunction Pin Wiring CAbLE ConnectionsShielding GAS Connection Wire Drive Configuration Procedure to Install Drive Rolls and Wire GuidesChanging the GUN Receiver bUSHING Pressure ARM Adjustment Loading Spools of WireGUN Connection Fe, CrNiPower Source to LN-25 PRO Across the ARC SET-UPSDescription Figure A.7 9INSTALLATIONA-9 Figure A.9Safety Precautions OperationGeneral Description Case Front Controls See Figure b.1 Figure b.1Wire Feed Speed KNOb Wire Feed Speed, CV OperationMinimum Arc Volts Maximum WFS Extra TorquePolarity LED Internal Controls Figure b.2Step Trigger Interlock Switch Internal Controls DescriptionCold Feed PUSHbUTTON Step TriggerConstant Current Wire Welding Figure b-3Itemdescription Rear ControlsPOWER-UP Sequence GAS Purge PUSHbUTTONFlow Meter Liter/MinAccessories Factory Installed EquipmentDrive Roll Kits Electrode SIzEOn at all times Accessories K1500-5 Gun Receiver Bushing compatible Installation of the K590-6 Water Cooling KIT Maintenance Routine MaintenancePeriodic Maintenance CALIbRATION SpecificationWire Feed Speed Validation To change the wire feed speed calibration See Figure D.2Model gearing BOARD LN-25 PROTROUbLESHOOTING Electric Shock can killPRObLEMS SymptomsPOSSIbLE Cause Recommended Course of ActionTROUbLESHOOTING Diagrams Enhanced DiagramDimension Print Precaucion Warnung