Lincoln-electric IM10092 LN-25 PIPE User Manual

OPERATORʼS MANUAL• Sales and Service through Subsidiaries and Distributors Worldwide •Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 21

A-1INSTALLATION A-1LN-25™ PIPE TEMPERATURE RANGEOPERATION: -40°F to 104°F (-40°C to 40°C)STORAGE: -40°F to 185°F (-40°C to 85°C)INPUT VOLTAGE and C

WELD CABLE SIZETable A.1 located below are copper cable sizes rec-ommended for different currents and duty cycles.Lengths stipulated are the distance

A-3INSTALLATION LN-25™ PIPE A-3SHIELDING GAS CONNECTIONCYLINDER may explode ifdamaged.• Keep cylinder upright andchained to support.• Keep cylinder

A-4INSTALLATION LN-25™ PIPE A-4WIRE DRIVE CONFIGURATION(See Figure A.2)CHANGING THE GUN RECEIVERBUSHINGELECTRIC SHOCK can kill.• Turn the input powe

THUMBSCREWGUNA-5INSTALLATION LN-25™ PIPE A-5PRESSURE ARM ADJUSTMENTELECTRIC SHOCK can kill.• Turn the input power OFF at the weld-ing power source

CV Power Sources with Stud Connectors and noRemote/Local Switch. (See Figure A.7)Place CV/CC switch in the feeder in the "CV" position.Work

A-7INSTALLATION LN-25™ PIPE A-7CV Power Source with Twist-Mate Connectors andRemote/Local Switch. (See Figure A.8)Place CV/CC switch in the feeder i

A-8INSTALLATION LN-25™ PIPE A-8ELECTRODE CONNECTIONThe LN-25™ PIPE (CCC) does not include the elec-trode cable. The customer is to install an AWG 2

B-1OPERATIONLN-25™ PIPE B-1• ELECTRIC SHOCK CAN KILL.Unless using COLD FEED fea-ture, when feeding with gun trig-ger, the electrode and drivemechanism

B-2OPERATIONB-2LN-25™ PIPE DEFINITION OF WELDING TERMSWFS• Wire Feed SpeedCC• Constant CurrentCV• Constant VoltageGMAW• Gas Metal Arc weldingSMAW• Shi

FOR ENGINEpowered equipment.1.a. Turn the engine off before troubleshooting and maintenancework unless the maintenance work requires it to be running.

WIRE FEED SPEED KNOBWire Feed Speed, CV OperationWhen Across the Arc models are operated with CVpower sources, the wire feed speed will remain a con-s

B-4OPERATIONB-4LN-25™ PIPE POWER-UP SEQUENCEAll of the LEDʼs will briefly illuminate during power-up.If the gun trigger is activated during power up,

B-5OPERATIONB-5LN-25™ PIPE WIRE FEED SPEED UNITSTo change the wire feed speed units:Rotate the WFS knob to the leftto use “inches/minute” for thewire

B-6OPERATIONB-6LEFT DISPLAY SELECTIONThe left display can show either amperage or actualWFS during welding. Note that actual WFS is not thesame as pr

B-7OPERATIONB-7INTERNAL CONTROLSLN-25™ PIPE 12 Step Trigger Interlock Switch2 Pressure Adjustment Arm3 Optional Timer Kit (See Accessories Section)4 S

B-8OPERATIONB-8INTERNAL CONTROLS DESCRIPTION(See Figure B.2)2 Step - Trigger Interlock SwitchThe 2 Step - Trigger Interlockswitch changes the function

GAS PURGE PUSHBUTTONThe gas solenoid valve will energize but neither thepower source output nor the drive motor will be turnedon. The Gas Purge switc

C-1ACCESSORIESC-1LN-25™ PIPE FACTORY INSTALLED EQUIPMENT• K1500-2 Gun Receiver Bushing.DRIVE ROLL KITS (See Parts Pages)K1803-1K1840-xxK1842-xxWork an

C-2ACCESSORIESC-2LN-25™ PIPE K910-1K910-2K1500-1K1500-2K1500-3Ground ClampGround ClampGun Receiver Bushing (for gunswith K466-1 Lincoln gun connec-tor

C-3ACCESSORIESC-3LN-25™ PIPE K1500-4K1500-5K435K468K590-6K586-1K283Gun Receiver Bushing (for gunwith K466-3 Lincoln gun connec-tors; compatible with M

iiSAFETYiiARC RAYS can burn.4.a. Use a shield with the proper filter and coverplates to protect your eyes from sparks andthe rays of the arc when weld

ELECTRIC SHOCK can kill.• Turn the input power OFF at thewelding power source beforeinstallation or changing driverolls and/or guides.•Do not touch el

E-1TROUBLESHOOTINGE-1LN-25™ PIPE If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contac

E-2TROUBLESHOOTINGE-2LN-25™ PIPE Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test procedu

E-3TROUBLESHOOTINGE-3LN-25™ PIPE Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test procedu

E-4TROUBLESHOOTINGE-4LN-25™ PIPE Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test procedu

F-1DIAGRAMSF-1LN-25™ PIPE NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific di

F-2DIMENSION PRINTF-2LN-25™ PIPE

WARNINGAVISO DEPRECAUCIONATTENTIONWARNUNGATENÇÃOSpanishFrenchGermanPortugueseJapaneseChineseKoreanArabicREAD AND UNDERSTAND THE MANUFACTURER’S INSTRUC

WARNINGAVISO DEPRECAUCIONATTENTIONWARNUNGATENÇÃOSpanishFrenchGermanPortugueseJapaneseChineseKoreanArabicLEIA E COMPREENDA AS INSTRUÇÕES DO FABRICANTE

• Sales and Service through Subsidiaries and Distributors Worldwide •Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB 

iiiSAFETYiiiFOR ELECTRICALLYpowered equipment.8.a. Turn off input power using the disconnectswitch at the fuse box before working onthe equipment.8.b.

ivSAFETYivPRÉCAUTIONS DE SÛRETÉPour votre propre protection lire et observer toutes les instructionset les précautions de sûreté specifiques qui parra

vvSAFETYElectromagnetic Compatibility (EMC)ConformanceProducts displaying the CE mark are in conformity with European Community Council Directive of 1

SAFETYviviElectromagnetic Compatibility (EMC)The size of the surrounding area to be considered will depend on the structure of the building and othera

viiviiThank Youfor selecting a QUALITY product by Lincoln Electric. We want youto take pride in operating this Lincoln Electric Company product••• as

viiiviii TABLE OF CONTENTSPage––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––Installation.......