Lincoln-electric IM615 K1614-2,-3 MAGNUM 250 NR GUN & CABLE Manuel d'utilisateur

MAGNUM 250 NRGUN & CABLE ASSEMBLYOPERATOR’S MANUALIM615November, 1997Safety Depends on YouLincoln arc welding and cuttingequipment is design

B-1INSTALLATIONMAGNUM® 250 NRB-1Read this entire installation section before youstart installation.SAFETY PRECAUTIONSELECTRIC SHOCK can kill.• Do not

B-2INSTALLATIONMAGNUM® 250 NRB-2K466-5 INSTALLATION (For L-Tec feeders equippedwith an L-Tec feeder connector assembly, MIG 35, MIG31A, 225...)a. Remo

B-3INSTALLATIONB-3e. Be sure the cable is straight and then trim the linerto the length shown in Figure 1 (a gauge is includ-ed on the wrench provided

B-4INSTALLATIONMAGNUM® 250 NRB-4CONNECTION TO L-TEC ADAPTED FEEDERSGun and cable assemblies which were assembled witha K466-5 connection kit will conn

C-1OPERATIONC-1ELECTRODES AND EQUIPMENTThe Magnum® 250 NR guns and cables have beendesigned for use with .035 thru .068 diameterInnershield electrodes

D-1MAINTENANCED-1REMOVAL, INSTALLATION AND TRIMMINGINSTRUCTIONS FOR MAGNUM LINERSNOTE: The variation in cable lengths prevents theinterchangeability o

D-2MAINTENANCED-2NOTE: The cable contains three control leads. Anytwo control leads can be used, provided the twocolors used are the same at both ends

D-3MAINTENANCED-3Assemble right side of gun handle and tighten thethree screws that hold the handle together. Refer toFigure 4.l. Install gun tube per

D-4MAINTENANCED-4NOTE: For best results, insert a .175”/.197” (4.5/5.0 mm) diameter rod through the connector andinto core of cable approximately 5.00

D-5MAINTENANCED-5MAGNUM® 250 NRTHREAD SIZES FOR MAGNUM® 250 NR CONSUMABLES3/8-24 THREAD1/2-13 WITH .425 ROOT DIAMETER1/4-28 THREAD

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

E-1TROUBLESHOOTINGE-1MAGNUM® 250 NRIf for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, cont

E-2TROUBLESHOOTINGE-2MAGNUM® 250 NRObserve all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test proce

E-3TROUBLESHOOTINGE-3MAGNUM® 250 NRObserve all Safety Guidelines detailed throughout this manualIf for any reason you do not understand the test proce

P202-TPARTSMAGNUM® 250 NRP202-TMAGNUM®250 NRPARTS MANUALThis parts list is provided as an informative guide only.This information was accurate at the

PARTSMAGNUM® 250 NRCHART BContact Tips/ Part Number English MetricGas Less Diffuser (Industry Ref.) Wire Size Wire SizeStandard Duty S19391-1 (14-35)

PARTSMAGNUM® 250 NRPart No.K466-1 Connector Kit (Lincoln Wire Feeders)Gas Tubing T10642-127Tubing Clamp (2 required) T13777-4Connector Assembly, Inclu

WARNINGAVISO DEPRECAUCIONATTENTIONWARNUNGATENÇÃOSpanishFrenchGermanPortugueseJapaneseChineseKoreanArabicREAD AND UNDERSTAND THE MANUFACTURER’S INSTRUC

WARNINGAVISO DEPRECAUCIONATTENTIONWARNUNGATENÇÃOSpanishFrenchGermanPortugueseJapaneseChineseKoreanArabicLEIA E COMPREENDA AS INSTRUÇÕES DO FABRICANTE

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

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

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

TABLE OF CONTENTSPageGeneral Description ... Sectio

A-1GENERAL DESCRIPTIONMAGNUM® 250 NRA-1GENERAL DESCRIPTIONThe Magnum® 250 NR gun and cable assembly hasbeen designed to meet NEMA specification EW3 fo

A-2GENERAL DESCRIPTIONMAGNUM® 250 NRA-2DescriptionGun Contact TipsProduct Cable Wire Size Heavy Gas less Nozzle Cable Gun TubeNumber Length (m) in. (m