Lincoln-electric IM710 SP-170T Manuel d'utilisateur

SP-170 TOPERATOR’S MANUALIM710October, 2001 Safety Depends on YouLincoln arc welding and cuttingequipment is designed and builtwith safety in mind. Ho

A-1 A-1 INSTALLATIONFuse orOutput Mode Input Voltage Breaker Size Input Amps Power CordRATED 240V/50Hz 25 Super Lag 12.7 15Amp, 240V,Three Pin PlugTEC

A-2INSTALLATIONRead entire installation section before startinginstallation.SAFETY PRECAUTIONSIDENTIFY AND LOCATE COMPONENTSIf you have not already do

A-3 INSTALLATIONSELECT SUITABLE LOCATIONLocate the welder in a dry location where there is freecirculation of clean air into the louvers in the back a

A-4 A-4INSTALLATIONWork Cable InstallationRefer to Figure A.2.1. Open the wire feed section door on the right side ofthe SP-170T.2. Pass the end of th

A-5 INSTALLATIONBE SURE TO KEEP YOUR FACE AWAY FROM THEVALVE OUTLET WHEN “CRACKING” THE VALVE.Never stand directly in front of or behind the flowregul

A-6INSTALLATIONELECTRICAL INPUT CONNECTIONFOR RATED OUTPUTELECTRIC SHOCK can kill.• Disconnect input power byremoving plug from receptaclebefore worki

B-1 OPERATIONGENERAL DESCRIPTIONThe SP-170T is a complete semiautomatic constantvoltage DC portable arc welder. Included is a tap-switch controlled, s

B-2 B-2 OPERATIONWELDING CAPABILITYThe SP-170T is rated at 130 amps, 20 volts, at 20%duty cycle on a ten minute basis. It is capable of high-er output

B-3 OPERATIONWELDING OPERATIONSSEQUENCE OF OPERATION Wire LoadingRefer to Figure B.2 and B.3.The machine power switch should be turned to theOFF (“O”)

B-4 B-4 OPERATIONWire Threading Refer to Figure B.41. Release the Spring Loaded Pressure Arm (1) rotatethe Idle Roll Arm (2) away from the Wire Feed D

iSAFETYiSP-170TFOR ENGINEpowered equipment.1.a. Turn the engine off before troubleshooting and maintenancework unless the maintenance work requires it

B-5 B-5 OPERATIONMaking A Weld1. See “Process Guidelines” in this section for selec-tion of welding wire and shielding gas and forrange of metal thick

B-6 B-6 OPERATIONThe SP-170T is suitable for .035"(0.9mm) aluminumwire and .023"–.035"(0.6-0.9mm) stainless wire. Referto Table B.1 for

Fumes and slag generated fromInnershield type electrodes recom-mended for use with this weldingmachine can be toxic.• Avoid contact with eyes and skin

B-8 B-8 LEARNING TO WELDTHE SELF-SHIELDED FCAW WELDINGARCFigure B.9 illustrates the action taking place in the selfshielded FCAW (Innershield) weldin

B-9 B-9 LEARNING TO WELDPROCESS SELECTIONBy gaining knowledge of the differences between thetwo processes, you will be able to select the bestprocess

B-10 B-10 LEARNING TO WELDFIGURE B.12PenetrationUnless a weld penetrates close to 100% of the metalthickness, a butt weld will be weaker than the mate

B-11 B-11 LEARNING TO WELDFIGURE B.16Vertical-down WeldingRefer to Figure B.17 Vertical-down welds are appliedat a fast pace. These welds are therefor

B-12 B-12 LEARNING TO WELDARC RAYS can burn eyes and skin.When using an open arc process, itIs necessary to use correct eye,head and body protection.P

B-13 B-13 LEARNING TO WELDHelpful Hints• For general welding, it is not necessary to weavethe arc, neither forward or backward nor sideways.Weld along

B-14 B-14 LEARNING TO WELDMACHINE SET UP FOR THE GMAW (MIG)PROCESS• See PROCESS GUIDELINES in the OPERATIONsection for selection of welding wire and s

iiSAFETYiiSP-170T2.i.4 Connect the work cable to the work piece as close aspossible to the area being welded. (This is also a goodpractice to eliminat

Helpful Hints• For general welding, it is not necessary to weavethe arc, neither forward or backward nor sideways.Weld along at a steady pace. You wil

B-16 B-16 LEARNING TO WELD• After you strike the arc, practice the correct electri-cal stickout. Learn to distinguish it by its sound.• When you are s

B-17 B-17 LEARNING TO WELDSP-170TProper Gun HandlingMost feeding problems are caused by improper han-dling of the gun cable or electrodes.• Do not kin

B-18 B-18 APPLICATION CHARTSP-170T

D-1 GUN AND CABLE MAINTENANCEFOR MAGNUM™ 100L GUNGun Cable CleaningClean cable liner after using approximately 300 lbs(136 kg) of solid wire or 50 lbs

D-2D-2MAINTENANCECOMPONENT REPLACEMENT PROCEDURESCHANGING THE CONTACT TIP1. Refer to Figure D.2. Remove the gas nozzle fromthe gun by unscrewing count

GUN HANDLE PARTSThe gun handle consists of two halves that are heldtogether with a collar on each end. To open up thehandle, turn the collars approxim

D-4D-4GROUND TEST PROCEDUREWARNING ELECTRIC SHOCK can killWARNING: This procedure is only suitable for applica-tions using DC mega testers up to 500V.

E-1 E-1 TROUBLESHOOTINGThis Troubleshooting Guide is provided tohelp you locate and repair possible machinemalfunctions. Simply follow the three-stepp

E-2E-2TROUBLESHOOTINGObserve Safety Guidelinesdetailed in the beginning of this manual.TROUBLESHOOTING GUIDEPROBLEMS(SYMPTOMS)Major physical or electr

iiiSAFETYiiiSP-170TARC 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

E-3 E-3 TROUBLESHOOTINGTROUBLESHOOTING GUIDEObserve Safety Guidelinesdetailed in the beginning of this manual.PROBLEMS(SYMPTOMS)No wire feed when gun

E-4 E-4TROUBLESHOOTINGObserve Safety Guidelinesdetailed in the beginning of this manual.TROUBLESHOOTING GUIDEIf for any reason you do not understand t

F-1 F-1 WIRING DIAGRAMSSP-170T WIRING DIAGRAM: Code 10842SP-170T WIRING DIAGRAM10/00NOTE: This diagram is for reference only. It may not be accurate

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ivSAFETYivSP-170TFOR ELECTRICALLYpowered equipment.8.a. Turn off input power using the disconnectswitch at the fuse box before working onthe equipment

SAFETYvvINSTRUCTIONS FOR ELECTRO-MAGNETIC COMPATIBILITYConformanceProducts displaying the C-Tick mark are in conformity withAustralian/New Zealand req

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

vii vii TABLE OF CONTENTSPageInstallation .......Secti

viiiviiiTABLE OF CONTENTSPageLearning to Weld (Continues) .....................------