Lincoln Electric IM620-B manual Dia. Hole, Drive Roll & Guide Tube Wire Sizes Used Kit No

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C-6

ACCESSORIES

C-6

 

 

 

 

The following Figures C.1 and C.2 should serve as a guide to determine if a particular gun or switch can be connected to the LN-25.

GUN CABLE CONNECTOR REQUIREMENTS

TO PERMIT PROPER CONNECTION TO

LINCOLN LN-25 WIRE FEEDER.

LN-25 Cable Connector for .023 through .052 Wire (For all other dimensions, see above)

FIGURE C.1

NOTE: Connector part with .749/.747 diameter should be made from brass if it is to be part of the welding current carrying circuit.

 

“A Dia. Hole”

 

To be Concentric to .749/.747

Wire Size

Dia. Within .008 F.I.M.

.068 thru 564

.125 (18 Drill)

 

 

 

116 (.062)

.078 (564

Drill)

 

 

 

.045 & .052

.062 (116

Drill)

 

 

.023 thru .035

.055 (#54 Drill)

 

 

 

Drive Roll & Guide Tube

Wire Sizes Used

Kit No.

 

 

 

T-13355-332

564, .072 & .068

T-13355-116(1)

116, .062

T-13355-.052C

.045, .052 Cored

 

 

T-13355-.052

.045, .052 Solid

 

 

T-15010.-.035S

.023 thru .035 Solid

 

 

(1)Can also be used for .052” wire

SWITCH REQUIREMENTS

12 Amp AC 24 Volts – Inductive

12 Amp DC 24 Volts – Inductive

S12024-1 (L.E. Part No.)

Amphenol AN3057-10 (or equiv.)

S12020-6 (L.E. Part No.)

Amphenol MS-3106A-18-11P (or equiv.)

FIGURE C.2 SWITCH REQUIREMENTS

LN-25

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Contents LN-25 Portable CV/CC Semiautomatic Wire Feeder Safety California Proposition 65 WarningsElectric Shock can kill Cylinder may explode if damaged Précautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately Table of Contents Installation Safety Precautions Power Source ConnectionCV Adapter INVERTEC, CV300 and Other Newer Lincoln Power SourcesGUN Cable Connection to Feeder For GMA GUN and CablesElectrode Cable Connection Wire Feed Drive Roll and Guide Tube KitsWeld Cable Connection Work Cable ConnectionRecommended Processes and Equipment OperationGeneral Description Welding CapabilityWire Speed Dial and Range Switch Electrode Polarity SwitchWire Feed Mode Switch LN-25 Instruments and ControlsAWG GAS Post PRE-FLOW Timers OptionalWork Clip Lead Remote ARC Voltage Control OptionalMounting 22 to 30 LB READI-REELCOILS Sequence of OperationLoading Electrode Mounting 10 to 30 LB SpoolsLoading Wire Drive Idle Roll Pressure SettingSetting ARC Sensing Wire Feed Speed VV CC Mode Presetting Wire Feed SpeedSetting Constant Wire Feed Speed CV Mode Making a Weld In/MinProcedure AT END of Coil WeldingMotor Overload Shutdown Automatic Protection ShutdownOvervoltage Shutdown Table C.1 AccessoriesLN-25 Option Chart K430-2 GAS Solenoid KIT Accessories Optional AccessoriesK434-1 GAS Flow Timer KIT K443-2 LN-25 Contactor KIT K461 Pulse Power Control Cable Remote Output Control Options and Control Cable Assemblies K443-3 LN-25 Contactor KITK439 Remote Extension Cable Assembly K433 Power Source Remote BOXK432 Remote Control Cable Assembly K625, K626, K627 Remote Control Cable AssemblyType Rating Electrode Connection Power SourceCable K444, K444-1 or K444-2 Remote Voltage Control KITDrive Roll & Guide Tube Wire Sizes Used Kit No Dia. HoleAdjusting Speed Sensor Module MaintenanceRoutine Maintenance Circuit Protection and Automatic ShutdownCalibration of LN-25 Wire Speed Dial Troubleshooting HOW to USE Troubleshooting GuideProblems Possible Symptoms Cause Recommended Course of ActionFeeding Problems Weld Problems Wiring Diagram Wiring Diagram Dimensions LN-25 Physical DimensionsLN-25 LN-25 Inflammable Votre corps GroundFuera del área de trabajo Cuerpo PerschutzUse ventilation or exhaust to Keep your head out of fumesGuards off Desconectar el cable de ali No operar con panel abierto o