Milweld MW 140 Plus Spécifications Page 1

MW 140 PlusAnd H-10 Gun®For Warranty Claims And Technical Support, Contact:Milweld Inc., National DistributorP.O. Box 338, Hortonville, WI 54944-0338T

OM-219 316 Page 6Le rayonnement de l’arc du procédé de soudagegénère des rayons visibles et invisibles intenses(ultraviolets et infrarouges) susceptib

OM-219 316 Page 72-3. Dangers supplémentaires en relation avec l’installation, le fonctionnement et la maintenanceRisque D’INCENDIE OU D’EXPLO-SION.D

OM-219 316 Page 82-5. Principales normes de sécuritéSafety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,de Global Engineering Docume

OM-219 316 Page 9SECTION 3 − DEFINITIONS3-1. Symbols And DefinitionsAAmperageVVoltageHzHertz NegativePositiveDirect Current(DC)Single Phase InputOutpu

OM-219 316 Page 104-2. Duty Cycle And OverheatingDuty Cycle is percentage of 10minutes that unit can weld at ratedload without overheating.If unit ove

OM-219 316 Page 114-3. Volt-Ampere CurvesThe volt-ampere curves show theminimum and maximum voltageand amperage output capabilities ofthe welding powe

OM-219 316 Page 12SECTION 5 − INSTALLATION5-1. Installing Welding Gun803 711-A1 Drive Assembly2 Gun Securing Thumbscrew3 Gun EndLoosen thumbscrew. Ins

OM-219 316 Page 135-3. Process/Polarity TableProcessPolarityCable ConnectionsProcessPolarityCable To Gun Cable To WorkGMAW − Solid wire with shield-in

OM-219 316 Page 145-5. Installing Gas SupplyObtain gas cylinder and chain torunning gear, wall, or otherstationary support so cylindercannot fall and

OM-219 316 Page 155-6. Selecting A Location And Connecting Input Power1 Rating Label2 Grounded ReceptacleA 115 volt, 20 ampere individualbranch circui

OM-219 316 Page 165-7. Installing Wire Spool And Adjusting Hub TensionWhen a slight force is neededto turn spool, tension is set.1/2 inTools Needed:80

OM-219 316 Page 175-8. Installing Contact Tip And NozzleTools Needed:Ref. 802 399-AY Turn off welding power source.1 NozzleRemove nozzle.2 Contact Tip

OM-219 316 Page 185-9. Threading Welding Wire1 Wire Spool2 Welding Wire3 Inlet Wire Guide4 Pressure Adjustment Knob5 Drive Roll6 Gun Conduit CableLay

OM-219 316 Page 19SECTION 6 − OPERATION6-1. Controls1 Wire Speed ControlUse control to select a wire feed speed. AsVoltage switch setting increases, w

OM-219 316 Page 206-2. Weld Parameter Chart

OM-219 316 Page 21217 618-A

OM-219 316 Page 22SECTION 7 − MAINTENANCE &TROUBLESHOOTING7-1. Routine MaintenanceY Disconnect power before maintaining.3 MonthsReplaceunreadablel

OM-219 316 Page 237-4. Changing Drive Roll Or Wire Inlet Guide1 Inlet Wire Guide SecuringScrew2 Inlet Wire GuideLoosen screw. Slide tip as close todri

OM-219 316 Page 247-6. Cleaning Or Replacing Gun LinerRef. 802 446-A8 mm / 10mmY Disconnect gun from unit.Tools Needed:To Reassemble Gun:Insert new li

OM-219 316 Page 257-7. Replacing Switch And/Or Head TubeRef. ST-800 795-CTools Needed:19 mmRemove handlelocking nut.Slide handle.Secure headtube in vi

TABLE OF CONTENTSSECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbo

OM-219 316 Page 267-8. Troubleshooting TableTrouble RemedyNo weld output; wire does not feed; fandoes not runSecure power cord plug in receptacle (see

OM-219 316 Page 27SECTION 8 − ELECTRICAL DIAGRAM230 952-AFigure 8-1. Circuit Diagram

OM-219 316 Page 28SECTION 9 − MIG WELDING (GMAW) GUIDELINES9-1. Typical MIG Process ConnectionsY Weld current can damageelectronic parts in vehicles.D

OM-219 316 Page 299-2. Typical MIG Process Control SettingsThese settings are guidelines only. Material and wire type, joint design, fitup,position, s

OM-219 316 Page 309-3. Holding And Positioning Welding GunWelding wire is energized when gun trigger is pressed. Before lowering helmet andpressing tr

OM-219 316 Page 319-4. Conditions That Affect Weld Bead ShapeWeld bead shape depends on gun angle, direction of travel, electrode extension(stickout),

OM-219 316 Page 329-5. Gun Movement During WeldingNormally, a single stringer bead is satisfactory for most narrow groove weld joints;however, for wid

OM-219 316 Page 339-8. Troubleshooting − Excessive SpatterExcessive Spatter − scattering of molten metal particles thatcool to solid form near weld be

OM-219 316 Page 349-11. Troubleshooting − Lack Of PenetrationLack Of Penetration − shallowfusion between weld metal andbase metal.Lack of Penetration

OM-219 316 Page 359-14. Troubleshooting − Waviness Of BeadWaviness Of Bead − weld metal that is not parallel and does not coverjoint formed by base me

TABLE OF CONTENTSSECTION 9 − MIG WELDING (GMAW) GUIDELINES 28 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

OM-219 316 Page 369-16. Common MIG Shielding GasesThis is a general chart for common gases and where they are used. Many different combinations (mixtu

OM-219 316 Page 37Problem RemedyProbable CauseWelding arc not stable.Wire slipping in drive rolls. Adjust pressure setting on wire feed rolls. Replace

OM-219 316 Page 38SECTION 10 − PARTS LIST. Hardware is common andnot available unless listed.803 716-B123456789101112131415161718192021222324252627282

OM-219 316 Page 39DescriptionPartNo.Dia.Mkgs.ItemNo.Figure 10-1. Main AssemblyQuantity1 199 566 DOOR, access 1. . . . . . . . . . . . . . . . . . .

OM-219 316 Page 40DescriptionPartNo.Dia.Mkgs.ItemNo.Figure 10-1. Main Assembly (Continued)Quantity41 207 079 KNOB, pointer (voltage) 1. . . . . . . .

OM-219 316 Page 411802 447234567981011Figure 10-2. H-10 GunQuantityDescriptionPartNo.195 957ItemNo.Figure 10-2. H-10 Gun1 169 715 NOZZLE, slip type .5

OM-219 316 Page 4210-3. Optional Drive RollsFor All Feed Head AssembliesPART NO.WIRE DIAMETERINCHES (mm)202 925 .023/.025 (.6) and .030/.035 (.8 and .

Effective January 1, 2006(Equipment with a serial number preface of “LG” or newer)This limited warranty supersedes all previous manufacturerswarrantie

PRINTED IN USA 1/04Model Name Serial/Style NumberPurchase Date (Date which equipment was delivered to original customer.)DistributorAddressCityState Z

OM-219 316 Page 1SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USINGsom _3/05Y Warning: Protect yourself and others from injury — read and follow these

OM-219 316 Page 2Arc rays from the welding process produce intensevisible and invisible (ultraviolet and infrared) raysthat can burn eyes and skin. Sp

OM-219 316 Page 31-3. Additional Symbols For Installation, Operation, And MaintenanceFIRE OR EXPLOSION hazard.D Do not install or place unit on, over,

OM-219 316 Page 41-5. Principal Safety StandardsSafety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,from Global Engineering Document

OM-219 316 Page 5SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATIONfre_som _3/05Y Avertissement : se protéger et protéger les autres contre le