Lincoln-electric IM677 RED-D-ARC LN-25 User Manual

RED-D-ARCLN-25 PORTABLE CV/CC SEMIAUTOMATIC WIRE FEEDERIM677-AFebruary, 2005Red-D-Arc Spec-Built Welding EquipmentThis RED-D-ARC welder is built to RE

LN-25A-3A-3c. Set ELECTRODE POLARITY switch to constantvoltage polarity required by electrode.d. Set toggle switch to “Constant Voltage” and setthe Co

LN-25A-4A-4INSTALLATIONInstall the barbed fitting and union nut to the 5⁄8-18female inert gas fitting on the front panel of the LN-25 case. Connect th

LN-25B-1B-1ELECTRIC SHOCK can kill.• Do not touch electrically livepart or electrode with skin orwet clothing.• Insulate yourself from workand ground.

LN-25B-2B-2OPERATIONVOLTMETER(Factory installed on model Codes above 9218)The 40V DC analog voltmeter is mounted to the frontcontrol panel of the LN-2

LN-25B-3B-3WORK CLIP LEADIMPORTANT SAFETY NOTE: To avoid possibleelectrical shock, do not touch the metal portions ofthe LN-25 work lead clip if the p

LN-25B-4B-4OPERATIONg. To remove Readi-Reel from Adapter, depress re-taining spring tab with thumb while pulling theReadi-Reel cage from the molded ad

LN-25B-5B-5LOADING WIRE DRIVEa. Turn the reel or spool until the free end of theelectrode is accessible.b. While tightly holding the electrode, cut of

LN-25B-6B-6OPERATION3. If the only result is drive roll slippage, shut offthe power source, then loosen the gun cableclamping screw in the gearbox con

LN-25B-7B-7Arc Volts UsedDesiredIn/Min 16 18 20 22 24 26 28 30 32 3450 109 97 88 80 73 67 63 58 55 5160 131 117 105 95 88 81 75 70 66 6270 153 136 123

LN-25B-8B-8ARC RAYS can burn.• Do not touch metal por-tions of the LN-25 leadClip when welding powersource is on.OPERATIONCYLINDER may explode ifdamag

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

LN-25B-9B-9OPERATIONDo not use LN-25 models below Code 9200 withany TIG or Square Wave welding power sources.Do not use LN-25 models equipped with int

LN-25C-1C-1OPTIONAL ACCESSORIESELECTRIC SHOCK can kill.• Do not operate with coversremoved.• Turn Welding power sourceoff before installing or servic-

LN-25C-2C-2ACCESSORIES“A Dia. Hole”To be Concentric to .749/.747Wire Size Dia. Within .008 F.I.M..068 thru 5⁄64 .125 (1⁄8 Drill)1⁄16 (.062) .078 (5⁄64

LN-25D-1D-1ELECTRIC SHOCK can kill.• Do not operate with coversremoved.• Turn off power source beforeinstalling or servicing.• Do not touch electrical

LN-25D-2D-2The module is properly mounted to the gearboxas shipped from the factory. If the device is everremoved or replaced, proper mounting techniq

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

LN-25E-2E-2TROUBLESHOOTINGPROBLEMS(SYMPTOMS)No wire feed when gun trigger ispulledPOSSIBLECAUSE1. Power source must be onand open circuit voltage(OCV)

LN-25E-3E-3TROUBLESHOOTINGRough wire feeding or wire notfeeding but drive rolls turning.1. Gun cable kinked and/ortwisted.2. Wire jammed in gun and ca

LN-25E-4E-4TROUBLESHOOTINGSolenoid does not close whentrigger is pulled or purge buttonis pressed. Wire feeds properly.1. Make certain that plugs J2an

WIRING DIAGRAMLN-25F-1F-112J6J7**530 500 123456530A512606607530500HILO523522667500530621607606512530AVM ARCVOLTMETER+66762163263363110KR1WIRE SPEEDC

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

WIRING DIAGRAMLN-25F-2F-2530A512606607530500HILO523B522VM ARCVOLTMETER+66762163263363110KR1WIRE SPEEDCONTROL RHEOSTATWN.B.S2S3S1TOBLACKPOS66762167N.

DIMENSIONSLN-25F-3F-3LN-25 PHYSICAL DIMENSIONS16.6014.0021.007.40.25

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

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

ivSAFETYivMar. ‘93PRÉCAUTIONS DE SÛRETÉPour votre propre protection lire et observer toutes les instructionset les précautions de sûreté specifiques q

Thank Youfor selecting a QUALITY product. We want you to take pride inoperating this product ••• as much pride as we have in bring-ing this product to

SAFETY ...

LN-25A-1TEMPERATURE RANGEOPERATION: - 40oC to +40oC (- 40oF to +104oF)STORAGE: - 40oC to +85oC (- 40oF to +185oF)A-1OPERATING ARC VOLTAGEConstant Volt

LN-25A-2A-2INSTALLATIONELECTRIC SHOCK can kill.• Do not operate with coversremoved.• Turn off power source beforeinstalling or servicing.• Do not touc