Case Front Controls See Figure b.1 | Lincoln Electric IM901-A

b-3	OPERATION	b-3

(See Customer Assistance Policy in the front of this Instruction Manual)

CASE FRONT CONTROLS (See Figure b.1)

FIGURE b.1

1

5

6

2

3

4

ITEM	DESCRIPTION

1	Analog Voltmeter
2	Wire Feed Speed Knob
3	5-pin gun trigger connector
4	Work sense lead
5	Thermal LED, Motor Overload
6	Polarity LED

1.ANALOG VOLTMETER

The analog voltmeter shows the voltage between electrode and work. On across the arc models, the voltmeter shows open circuit voltage when the wire feeder is not welding. The voltmeter is polarity insensitive and the range is 0 – 40VDC.

LN-25™ PRO ACROSS THE ARC MODEL

Image 18

Lincoln Electric IM901-A manual Case Front Controls See Figure b.1, Description, Analog Voltmeter

Contents

Safety Depends on You LN-25PRO Safety California Proposition 65 Warnings Electric Shock can kill Welding and Cutting Sparks can Cause fire or explosion Iii Précautions DE Sûreté Please Examine Carton and Equipment For Damage Immediately On-Line Product Registration TAbLE of Contents Installation High Frequency Protection Safety PrecautionsLocation Weld CAbLE SIzE CAbLE Connections 3INSTALLATIONA-3Function Pin Wiring Shielding GAS Connection Procedure to Install Drive Rolls and Wire Guides Changing the GUN Receiver bUSHING GUN Connection Pressure ARM AdjustmentLoading Spools of Wire Fe, CrNi Across the ARC SET-UPS Figure A.5 Figure A.7 8INSTALLATIONA-8 Figure A.9 Operation Recommended Processes Recommended Power SourcesDefinition of Welding Terms Process Limitations Case Front Controls See Figure b.1 DescriptionAnalog Voltmeter Minimum Arc Volts Maximum WFS Wire Feed Speed KNObWire Feed Speed, CV Operation Extra Torque Polarity LED Internal Controls Figure b.2 CV/CC Switch Internal Controls DescriptionCold Feed PUSHbUTTON Constant Current Wire Welding Figure b-3 Itemdescription Rear Controls Flow Meter POWER-UP SequenceGAS Purge PUSHbUTTON Scfh Wire Type AccessoriesFactory Installed Equipment Drive Roll Kits Accessories Kit Accessories K1500-5 Gun Receiver Bushing compatible Installation of the K590-6 Water Cooling KIT Periodic Maintenance MaintenanceRoutine Maintenance CALIbRATION Specification Model gearing Wire Feed Speed ValidationTo change the wire feed speed calibration See Figure D.2 BOARD TROUbLESHOOTING Electric Shock can kill Fault Code Description Possible Adjustments PRObLEMSSymptoms POSSIbLE Output Problems TROUbLESHOOTING Diagrams LN-25 PRO Across the ARCModel Diagrams Dimension Print LN-25 PRO Across the ARC Model Precaucion Warnung