Lincoln Electric IDEALARC CV-250 User Manual

IDEALARC CV-250OPERATOR’S MANUALIM505December, 1999Safety Depends on YouLincoln arc welding and cuttingequipment is designed and builtwith safety in

A-3INSTALLATION CV-250A-3FIELD INSTALLED OPTIONSFor installation of compatible field installed options(see the ACCESSORIES section of this manual an

A-4INSTALLATION CV-250A-4PARALLELINGThe CV-250 is not designed to be paralleled with anyother power source.CONNECTION OF AUXILIARY EQUIPMENTTO THE W

B-1OPERATIONB-1CV-250ELECTRIC SHOCKcan kill.• Do not touch electrically live partsor electrode with skin or wetclothing.• Insulate yourself from work

B-2OPERATIONB-2When using a CV-250 power source with wire feed-ers, there will be a small spark if the electrode con-tacts the work or ground within s

B-3OPERATIONB-3A. POWER SWITCH- A two-position toggle switch.Controls theinput power to the CV-250.B. VOLTAGE ADJUST- Controls the CV-250 output vol

B-4OPERATIONB-4J. WIRE FEEDER VOLTMETER SWITCH-This switch selects the polarity of the wirefeeder voltmeter, if so equipped. When weld-ing electrode

B-5OPERATIONB-5CV-250A., B., C. OUTPUT CONNECTORS-Each connector is a Magnum Twist-Mate™,receptacle. Insert a mating Twist-Mate™plug, and twist clock

B-6OPERATIONB-6STARTING THE MACHINEThe power switch at the extreme right side of the con-trol panel energizes the CV-250.ADJUSTING THE OUTPUT VOLTAGEU

C-1ACCESSORIESC-1FACTORY INSTALLEDOPTIONS/ACCESSORIESThere are no factory installed options/accessories onthe CV-250.FIELD INSTALLED OPTIONSREMOTE VOL

D-1MAINTENANCED-1SAFETY PRECAUTIONSGENERAL MAINTENANCE1. The fan motor has sealed bearings which requireno service.2. In extremely dusty locations, di

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

E-1TROUBLESHOOTINGE-1CV-250This Troubleshooting Guide is provided tohelp you locate and remedy possible prob-lems with machine setup or operation.Simp

E-2TROUBLESHOOTINGE-2CV-250Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test procedures or

E-3TROUBLESHOOTINGE-3CV-250Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test procedures or

E-4TROUBLESHOOTINGE-4CV-250Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test procedures or

E-5TROUBLESHOOTINGE-5CV-250Observe all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test procedures or

E-6TROUBLESHOOTINGE-6CV-250If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

E-7TROUBLESHOOTINGE-7CV-250If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

E-8TROUBLESHOOTINGE-8CV-250If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

F-1DIAGRAMSF-1CV-250CONNECTOR CAVITY NUMBERING SEQUENCE(COMPONENT SIDE OF P. C. BOARD)ELECTRICAL SYMBOLS PER E1537+-L1SECONDARYTHERMOSTAT222223224D

F-2DIAGRAMSF-2CV-250CV POWER SOURCE TO AN LN-7 AND K857Only qualified persons should install, use orservice this machine.using the disconnect switch a

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

F-3DIAGRAMSF-3CV-250CV POWER SOURCE TO A K867 UNIVERSAL ADAPTERN.A. WELDING CABLE MUST BE SIZED FOR CURRENT AND DUTY CYCLE OF APPLICATION.N.C. INSUL

F-4DIAGRAMSF-4CV-250CV POWER SOURCE TO A K867 / K775 / LN-7N.A. WELDING CABLE MUST BE SIZED FOR CURRENT AND DUTY CYCLE OF APPLICATION.N.C. INSULATE

F-5DIAGRAMSF-5CV-250CV POWER SOURCE TO AN LN-25Only qualified persons should install, use orservice this machine.using the disconnect switch at the fu

F-6DIAGRAMSF-6CV-250CV POWER SOURCE TO AN LN-25 / K444-1Only qualified persons should install, use orservice this machine.using the disconnect switch

F-7DIAGRAMSF-7CV-250LINCOLN POWER SOURCE TO AN LN-742Only qualified persons should install, use orservice this machine.WARNINGELECTRICSHOCKCAN KILLELE

F-8DIAGRAMSF-8CV-250K867 UNIVERSAL ADAPTER INSTALLATION AND CONNECTION INSTRUCTIONSINSTALLATION INSTRUCTIONSTHIS CONNECTOR IS MEANT TO BE USED WITH LI

F-9DIAGRAMSF-9CV-250TWIST-MATE CABLE PLUG INSTALLATION INSTRUCTIONSTURN THE POWER SWITCH OF THE WELDING POWERSOURCE "OFF" BEFORE INSTALLING

F-10DIAGRAMSF-10CV-250CONNECTION OF NON-LINCOLN WIRE FEEDERS

F-11DIAGRAMSF-11CV-250DIMENSION PRINT 5-18-90JN.A.N.A.N.A.N.A. FOUR SLOTS IN BASE FOR MOUNTINGWELDER DOWN USING 5/16 SCREWS1.68N.B.N.B. HANDLE CONFI

Now Available...12th EditionThe Procedure Handbook of Arc WeldingWith over 500,000 copies of previous editions publishedsince 1933, the Procedure Hand

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

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

ivSAFETYivPRÉCAUTIONS DE SÛRETÉPour votre propre protection lire et observer toutes les instruc-tions et les précautions de sûreté specifiques qui par

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

viTABLE OF CONTENTSPageInstallation ...Section ATe

A-1CV-250A-1INSTALLATIONTECHNICAL SPECIFICATIONS – IDEALARC CV-250CodeNumber1001310014Volts at Rated Amperes303230AuxiliaryPower42 Volts AC, 10 Amps11

A-2INSTALLATION CV-250A-2Read entire installation section before startinginstallation.SAFETY PRECAUTIONSSELECT SUITABLE LOCATIONPlace the welder whe