Lincoln Electric IM795 User Manual

SP 170-IOPERATOR’S MANUALIM795March, 2004Safety Depends on YouLincoln arc welding and cuttingequipment is designed and builtwith safety in mind. Howev

SP-170-IDuty Cycle Amps Volts at Rated Amperes25% 125 20.2560% 85 18.25100% 70 17.50WeldingCurrent Range Maximum Open Circuit Voltage Wire Speed Range

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

A-3A-3INSTALLATIONSP 170-ISELECT SUITABLE LOCATIONThe SP 170-I has an IP21S rating. Locate the welderin a dry location where there is free circulation

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

A-5A-5INSTALLATIONSP 170-Ilet and open the cylinder valve very slightly for aninstant. This blows away any dust or dirt which mayhave accumulated in t

A-6A-6INSTALLATIONLine Cord ConnectionA 3 conductor international cordset with a 16 amp,230 volt, two-prong plug is factory installed. Connectthis plu

SP-170-IB-1B-1OPERATIONRead entire operation section beforeoperating the SP 170-I.ELECTRIC SHOCK can kill.• Do not touch electrically liveparts or ele

B-2B-2OPERATION● No external shielding gas is required when usedwith Lincoln Innershield .035” (0,9 mm) NR®-211-MP electrode.● Spindle accommodates bo

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

B-4B-4OPERATIONRefer to Figure B.41. Release the Spring Loaded Pressure Arm (1)rotate the Idle Roll Arm (2) away from the WireFeed Drive Roll (3). En

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

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

B-6SP 170-IB-6OPERATIONThe SP 170-I is suitable for .035" (0.9 mm) aluminumwire and .023"– .035" (0.6 - 0.9 mm) stainless wire.Refer to

Be sure to read and understand the warnings on this welding machine and the section on ARC WELDING SAFETY PRECAUTIONS in the Operating Manual. Becaus

C-1C-1ACCESSORIESOPTIONAL ACCESSORIESSee Maintenance section for instructions oninstalling drive roll, cable liner, contact tip and theirproper config

C-2C-2ACCESSORIESMIG (GMAW)CONVERSIONSeveral changes are needed to convert the unit foroperation with the MIG (GMAW) process. The follow-ing conversio

MAINTENANCESAFETY PRECAUTIONSELECTRIC SHOCK can kill.• Disconnect input power by removing plugfrom receptacle before working insideSP170-I. Use only g

D-2SP-170-ID-2MAINTENANCEGUN AND CABLE MAINTENANCEGun Cable CleaningClean cable liner after using approximately 300 lbs(136 kg) of solid wire or 50 lb

D-3D-3MAINTENANCESP 170-ICOMPONENTREPLACEMENTPROCEDURESCHANGING THE CONTACT TIP (Theseinstructions pertain to the Lincoln Electric® gun. Theinstructio

D-4D-4MAINTENANCESP 170-ICHANGING LINERNOTICE: The variation in cable lengths pre-vents the interchangeability of liners. Once aliner has been cut for

D-5D-5MAINTENANCESP 170-IGUN HANDLE PARTS (Lincoln Electric)The gun handle consists of two halves that are heldtogether with four screws. To open up t

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

E-1E-1TROUBLESHOOTINGSP 170-IThis Troubleshooting Guide is provided to help youlocate and repair possible machine malfunctions.Simply follow the three

E-2E-2TROUBLESHOOTINGSP 170-IObserve Safety Guidelines detailed in the beginning of this manual.PROBLEMS(SYMPTOMS)Major physical or electrical damagei

E-3E-3TROUBLESHOOTINGSP 170-IPROBLEMS(SYMPTOMS)No wire feed when gun trigger ispulled. Fan runs, gas flows andmachine has correct open circuitvoltage

E-4SP-170-IE-4TROUBLESHOOTINGIf for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact yo

SP-170-IF-1F-1WIRING DIAGRAMSNOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. Thespecific di

NOTESSP 170-I

NOTESSP 170-I

WARNINGAVISO DEPRECAUCIONATTENTIONWARNUNGATENÇÃOSpanishFrenchGermanPortugueseJapaneseChineseKoreanArabicREAD AND UNDERSTAND THE MANUFACTURER’S INSTRUC

WARNINGAVISO DEPRECAUCIONATTENTIONWARNUNGATENÇÃOSpanishFrenchGermanPortugueseJapaneseChineseKoreanArabicLEIA E COMPREENDA AS INSTRUÇÕES DO FABRICANTE

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

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

vSAFETYv

viSAFETYvi

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

viiiviiiTABLE OF CONTENTSPageInstallation ..........................Secti