Lincoln-electric IM591 UWW-170 User Manual

SP 170-I and UWW-170OPERATOR’S MANUALIM591-BMarch, 2001Safety Depends on YouLincoln arc welding and cuttingequipment is designed and builtwith safety

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

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

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

B-7SP 170-IB-7LEARNING TO WELDLEARNING TO WELDNo one can learn to weld simply by reading about it.Skill comes only with practice. The following pages

B-8SP 170-IB-8LEARNING TO WELDThe “arc stream” is seen in the middle of the picture.This is the electric arc created by the electric currentflowing th

B-9SP 170-IB-9LEARNING TO WELD2. Can I afford the extra expense, space, and lack ofportability required for gas cylinders and gas sup-ply?3. Do I requ

B-10SP 170-IB-10LEARNING TO WELDFIGURE B.12PenetrationUnless a weld penetrates close to 100% of the metalthickness, a butt weld will be weaker than th

B-11SP 170-IB-11LEARNING TO WELDFIGURE B.16Vertical-down WeldingRefer to Figure B.17 Vertical-down welds are appliedat a fast pace. These welds are th

B-12SP 170-IB-12LEARNING TO WELDARC RAYS can burn eyes and skin.When using an open arc process, itIs necessary to use correct eye,head and body protec

B-13SP 170-IB-13LEARNING TO WELDMild Steel 16 gauge or 1/16 inch(1.6 mm)Electrode 0.035" (0.9 mm)NR-211-MPInnershield WireVoltage Setting “V” AWi

B-14SP-170-IB-14LEARNING TO WELDMACHINE SET UP FOR THE GMAW (MIG)PROCESS1. See PROCESS GUIDELINES in the OPERATIONsection for selection of welding wir

Helpful Hints1. For general welding, it is not necessary to weavethe arc, neither forward or backward nor sideways.Weld along at a steady pace. You wi

B-16SP 170-IB-16LEARNING TO WELD4. After you strike the arc, practice the correct electri-cal stickout. Learn to distinguish it by its sound.5. When y

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

B-17SP 170-IB-17LEARNING TO WELDProper Gun HandlingMost feeding problems are caused by improper han-dling of the gun cable or electrodes.1. Do not kin

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-2ACCESSORIESINNERSHIELD (FCAW) CONVERSIONSeveral changes are needed to convert the unit foroperation with the Innershield (FCAW) process. Thefoll

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-ICOMPONENTREPLACEMENT PROCEDURESCHANGING THE CONTACT TIP (Theseinstructions pertain to the Lincoln Electric® gun havinga black

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 (black trigger)The gun handle consists of two halves that are heldtogether with a C-clip (located at the cab

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

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

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 DIAGRAMSWIRING DIAGRAM:NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.

NOTESSP 170-I

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

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

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

viviTABLE OF CONTENTSPageInstallation ...Section A

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