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

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

Image 24

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

Contents

LN-25 Tmpro Safety California Proposition 65 Warnings Electric Shock can kill Welding and Cutting Sparks can Cause fire or explosion Iii Précautions DE Sûreté Sûreté Pour Soudage a L’Arc Electromagnetic 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 PRO Safety Precautions LocationHigh Frequency Protection Weld CAbLE SIzE 3INSTALLATIONA-3 Power SourceWire Feeder Analog Control CAbLE K1797-xx Function 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, CrNi Power Source to LN-25 PRO Across the ARC SET-UPSDescription Figure A.7 9INSTALLATIONA-9 Figure A.9 Safety Precautions Operation General Description Case Front Controls See Figure b.1 Figure b.1 Wire Feed Speed KNOb Wire Feed Speed, CV OperationMinimum Arc Volts Maximum WFS Extra Torque Polarity LED Internal Controls Figure b.2 Step Trigger Interlock Switch Internal Controls DescriptionCold Feed PUSHbUTTON Step Trigger Constant Current Wire Welding Figure b-3 Itemdescription Rear Controls POWER-UP Sequence GAS Purge PUSHbUTTONFlow Meter Liter/Min Accessories Factory Installed EquipmentDrive Roll Kits Electrode SIzE On at all times Accessories K1500-5 Gun Receiver Bushing compatible Installation of the K590-6 Water Cooling KIT Maintenance Routine MaintenancePeriodic Maintenance CALIbRATION Specification Wire Feed Speed Validation To change the wire feed speed calibration See Figure D.2Model gearing BOARD LN-25 PRO TROUbLESHOOTING Electric Shock can kill PRObLEMS SymptomsPOSSIbLE Cause Recommended Course of Action TROUbLESHOOTING Diagrams Enhanced Diagram Dimension Print Precaucion Warnung