Lincoln-electric WIRE-MATIC SVM 117-A User Manual

WIRE-MATIC 250SERVICE MANUALSales and Service through Subsidiaries and Distributors Worldwide22801 St. Clair Ave. Cleveland, Ohio 44117-1199 U.S.A. T

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G-5ELECTRICAL DIAGRAMSWIRE-MATIC 250Wiring Diagram (208/230) Code 9799GENERAL INFORMATIONCOLOR CODE:B - BLACKW - WHITETHERMOSTAT202204A203204208G1X2X

G-6ELECTRICAL DIAGRAMSWIRE-MATIC 250Control PC Board (G2332) SchematicJ37204G1H11C4OCI221564562R17310KR163562R167562R17440V600mAQ4040V600mAQ41J36X1141

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A-3INSTALLATIONWIRE-MATIC 250A-3FUSE AND WIRE SIZESProtect the input circuit with the super lag fuses ordelay type circuit breakers listed on the Tech

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A-8INSTALLATIONWIRE-MATIC 250A-8WIRE SIZE CONVERSION PARTSThe Wire-Matic 250 is rated to feed .025" through .045"(0.6-1.2mm) solid or cored

NOTESWIRE-MATIC 250Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Re

OPERATIONWIRE-MATIC 250Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCOPERATION SECTION ...

iSAFETYiWIRE-MATIC 250Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCPROTECT YOURSELF AND OTHERS FROM POSSIBLE SER

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B-3OPERATIONB-3WIRE FEEDER FEATURES:Drop-in Wire Loading - The innovative spindle snapsinto the Readi-Reel adapter (optional) or most any 2"(51mm

B-4OPERATIONB-4CONTROLS AND SETTINGSAll operator controls are located on the FrontPanel/Nameplate of the machine. See Figure B.1 forthe location of e

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B-6OPERATIONB-6NOTE: The retaining spring side of the adapter shouldbe facing the center (inner) panel of the WIRE-MATIC250.10. Remove Readi-Reel fro

B-7OPERATIONB-7SETTING IDLE ROLL PRESSUREThe idle roll pressure wing screw is set at the factorybacked out 2-1/2 turns from full pressure. This is an

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CYLINDER may explodeif damaged.5.a. Use only compressed gas cylinderscontaining the correct shielding gas for theprocess used and properly operatingre

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C-2ACCESSORIESC-2SPOOL GUN MODULE BOARD INSTALLATIONNOTE: The K607-1 Spool Gun Adapter Kit is designedfor use with WIRE-MATIC 250 model codes above99

C-3ACCESSORIESC-3Collect metal filings with a rag to protect againstpossible metal contamination of the control boardor other internal electrical comp

C-4ACCESSORIESC-4FIGURE C.4 - Spool Gun Connection BoxInstallation.7. Route the electrode lead of the connection box upthrough the same opening in the

C-5ACCESSORIESC-5MAKING A WELD WITH THE SPOOLGUN ADAPTER (K607-1) INSTALLEDThe toggle switch on the front of the spool gun adapterbox permits quick tr

C-6ACCESSORIESC-6TIMER KIT (K585-1)The Timer Kit provides selectable 4-step trigger inter-lock, spot and stitch functions, and manual adjustmentof bur

C-7ACCESSORIESC-7MAKING SPOT AND STITCH WELDSWITH TIMER KIT INSTALLEDTO MAKE SPOT PLUG WELDS:The SPOT WELD MODE is used to make spot plugwelds when co

MAINTENANCEWIRE-MATIC 250Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCMAINTENANCE SECTION ...

D-1MAINTENANCED-1SAFETY PRECAUTIONS• Have a qualified electrician do the maintenanceand troubleshooting work. • Disconnect the input power off using

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iiiSAFETYiiiWIRE-MATIC 250Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCMar. ‘93ELECTRIC AND MAG-NETIC FIELDSmay

D-3MAINTENANCED-3DRIVE ROLLS AND GUIDE TUBESAfter every coil of wire, inspect the wire drive mecha-nism. Clean it as necessary by blowing with low pre

D-4MAINTENANCED-4LINER REMOVAL ANDREPLACEMENTNOTE: When you change wire size, a replacementgas diffuser is required. Use the table below to selectth

D-5MAINTENANCED-512 Remove any burrs from the end of the liner.13. Screw the gas diffuser onto the end of the gun tubeand tighten.NOTE: Be sure the g

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NOTESWIRE-MATIC 250Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Re

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCTHEORY OF OPERATIONWIRE-MATIC 250Figure E.1 -Block Logic DiagramNOT

E-1THEORY OF OPERATIONE-1WIRE-MATIC 250INPUT LINE VOLTAGE AND MAIN TRANSFORMERThe desired single phase input power is connected tothe WIRE-MATIC 250 t

E-2THEORY OF OPERATIONE-2WIRE-MATIC 250OUTPUT RECTIFICATION ANDFEEDBACK CONTROLThe AC output from the main transformer secondaryweld winding is rectif

E-3THEORY OF OPERATIONE-3WIRE-MATIC 250CONSTANT VOLTAGE OUTPUTThe controlled DC output from the SCR rectifierassembly is filtered by the capacitor ban

E-4THEORY OF OPERATIONE-4WIRE-MATIC 250WIRE DRIVE MOTOR AND FEEDBACKThe wire drive motor is controlled by the control board.A motor speed feedback sig

ivSAFETYivWIRE-MATIC 250Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCPRÉCAUTIONS DE SÛRETÉPourvotre propre prote

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Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCTROUBLESHOOTING & REPAIRWIRE-MATIC 250TROUBLESHOOTING & REP

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NOTESWIRE-MATIC 250Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC

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vSafety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .i - vInstallation . . . . .

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Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCviTheory of Operation . . . . . . . . . . . . . . . . . . . . . . .

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Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOCINSTALLATIONWIRE-MATIC 250INSTALLATION SECTION ...

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TABLE OF CONTENTS- ELECTRICAL DIAGRAMS SECTION -WIRE-MATIC 250Electrical Diagram Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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G-3ELECTRICAL DIAGRAMSWIRE-MATIC 250Wiring Diagram (230/460/575) Code 10003GENERAL INFORMATIONCOLOR CODE:B - BLACKW - WHITETHERMOSTAT202204A203204208

G-4ELECTRICAL DIAGRAMSWIRE-MATIC 250Wiring Diagram (208/230) Code 9800GENERAL INFORMATIONCOLOR CODE:B - BLACKW - WHITETHERMOSTAT202204A203204208G1X2X