Miller 25 Bedienungshandbuch

ProcessesDescriptionMIG (GMAW) WeldingFlux Cored (FCAW) WeldingArc Welding Power Sourceand Wire FeederOM-1326 205 654PJanuary 2004Millermatic 251And M

OM-1326 Page 6Revenez à la table des matièresLe rayonnement de l’arc génère des rayons visibles etinvisibles intenses (ultraviolets et infrarouges) su

OM-1326 Page 7Revenez à la table des matières2-3. Autres symboles relatifs à l’installation, au fonctionnement et à l’entretien del’appareil.Risque D’

OM-1326 Page 8Revenez à la table des matières2-4. Principales normes de sécuritéSafety in Welding, Cutting, and Allied Processes, norme ANSI Z49.1,de

OM-1326 Page 9Return To Table Of ContentsSECTION 3 − DEFINITIONS3-1. Symbols And DefinitionsWire Feed OutputXDuty CycleDo Not SwitchWhile WeldingVVolt

OM-1326 Page 10Return To Table Of Contents4-2. Welding Power Source Duty Cycle And Overheating4 Minutes Welding 6 Minutes Resting6 Minutes Welding 4 M

OM-1326 Page 11Return To Table Of Contents4-4. Volt-Ampere Curvesssb1.1 10/91 − 196 844 / S-07001 Normal Volt-Ampere CurvesThe volt-ampere curves show

OM-1326 Page 12Return To Table Of Contents4-7. Connecting A SpoolmaticR 15A Or 30A GunThe Spoolmatic 15A or 30A welding gun connects directly to the 1

OM-1326 Page 13Return To Table Of Contents4-9. Installing Gas Supply802 028-A / Ref. 802 477-BTools Needed:Obtain gas cylinder and chain torunning gea

OM-1326 Page 14Return To Table Of Contents4-10. Installing Wire Spool And Adjusting Hub TensionWhen a slight force is neededto turn spool, tension is

OM-1326 Page 15Return To Table Of Contents4-12. Electrical Service GuideInput Voltage 200 230 400 460 575Input Amperes At Rated Output 48 42 24 21 17M

Miller Electric manufactures a full lineof welders and welding related equipment.For information on other quality Millerproducts, contact your local M

OM-1326 Page 16Return To Table Of Contents4-14. Threading Welding Wire1 Wire Spool2 Welding Wire3 Inlet Wire Guide4 Pressure Adjustment Knob5 Drive Ro

OM-1326 Page 17Return To Table Of ContentsRef. 802 726-A1 Side Panel2 Latch3 Cable HolderPress latch down to release andopen door.4 Holster (2)Wrap ca

OM-1326 Page 18Return To Table Of Contents4-16. Weld Parameters

OM-1326 Page 19Return To Table Of Contents201 202-A

OM-1326 Page 20Return To Table Of ContentsSECTION 5 − OPERATION5-1. ControlsRef. 205 6371 Voltage Control Turn control clockwise to increasevoltage.2

OM-1326 Page 21Return To Table Of Contents5-2. Voltmeter And Wire Feed Speed Meter Operation1 Voltmeter2 Wire Feed Speed MeterPower Up StatusBoth mete

OM-1326 Page 22Return To Table Of ContentsSECTION 6 − MAINTENANCE &TROUBLESHOOTING6-1. Routine MaintenanceY Disconnect power before maintaining..

OM-1326 Page 23Return To Table Of Contents6-4. Changing Drive Roll and Wire Inlet Guide1 Securing Screw2 Inlet Wire GuideLoosen screw. Slide tip as cl

OM-1326 Page 24Return To Table Of Contents6-6. Cleaning Or Replacing Gun LinerRef. 800 797-C5/16 in, 10 mmTo Reassemble Gun:Install and tighten new li

OM-1326 Page 25Return To Table Of Contents6-7. Replacing Switch And/Or Head TubeRef. 800 795-C1 Remove handlelocking nut.2 Remove switch housing. Note

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

OM-1326 Page 26Return To Table Of Contents6-8. TroubleshootingTrouble RemedyNo weld output; wire does not feed.Be sure line disconnect switch is On (s

OM-1326 Page 27Return To Table Of ContentsTrouble RemedyNo wire feed. Turn Wire Speed control to higher setting (see Section 5-1).Clear obstruction in

OM-1326 Page 28Return To Table Of ContentsSECTION 7 − ELECTRICAL DIAGRAMFigure 7-1. Circuit Diagram

OM-1326 Page 29Return To Table Of Contents211 406-C

OM-1326 Page 30Return To Table Of ContentsSECTION 8 − MIG WELDING (GMAW) GUIDELINES8-1. Typical MIG Process ConnectionsY Weld current can damageelectr

OM-1326 Page 31Return To Table Of Contents8-2. Typical MIG Process Control SettingsThese settings are guidelines only. Material and wire type, joint d

OM-1326 Page 32Return To Table Of Contents8-3. Holding And Positioning Welding GunWelding wire is energized when gun trigger is pressed. Before loweri

OM-1326 Page 33Return To Table Of Contents8-4. Conditions That Affect Weld Bead ShapeWeld bead shape depends on gun angle, direction of travel, electr

OM-1326 Page 34Return To Table Of Contents8-5. Gun Movement During WeldingNormally, a single stringer bead is satisfactory for most narrow groove weld

OM-1326 Page 35Return To Table Of Contents8-8. Troubleshooting − Excessive SpatterExcessive Spatter − scattering of molten metal particles thatcool to

TABLE OF CONTENTSSECTION 8 − MIG WELDING (GMAW) GUIDELINES 30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

OM-1326 Page 36Return To Table Of Contents8-11. Troubleshooting − Lack Of PenetrationLack Of Penetration − shallowfusion between weld metal andbase me

OM-1326 Page 37Return To Table Of Contents8-14. Troubleshooting − Waviness Of BeadWaviness Of Bead − weld metal that is not parallel and does not cove

OM-1326 Page 38Return To Table Of Contents8-16. Common MIG Shielding GasesThis is a general chart for common gases and where they are used. Many diffe

OM-1326 Page 39Return To Table Of ContentsProblem RemedyProbable CauseWelding arc not stable.Wire slipping in drive rolls. Adjust pressure setting on

OM-1326 Page 40Return To Table Of ContentsSECTION 9 − PARTS LIST803 008-B. Hardware is common andnot available unless listed.2021231516141312224561011

OM-1326 Page 41Return To Table Of ContentsDescriptionPartNo.Dia.Mkgs.ItemNo.Figure 9-1. Main AssemblyQuantity1 Fig 9-2 BAFFLE, center w/components 1.

OM-1326 Page 42Return To Table Of Contents803007-D. Hardware is common andnot available unless listed.123456789101112131415161718192021222324252728293

OM-1326 Page 43Return To Table Of ContentsDescriptionPartNo.Dia.Mkgs.ItemNo.Figure 9-2. Baffle, Center w/Components (Fig 9-1 Item 1)Quantity1 058 427

OM-1326 Page 44Return To Table Of ContentsRef. 800 792-C1 23 45678910151811121112139161714Figure 9-3. M-25 Gun

OM-1326 Page 45Return To Table Of ContentsDescriptionPartNo.Dia.Mkgs.ItemNo.Figure 9-3. M-25 Gun (Fig 9-1 Item 18)Quantity1 200 258 NOZZLE, slip type

OM-1326 Page 1Return To Table Of ContentsSECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USINGsom _8/031-1. Symbol UsageMeans Warning! Watch Out! There a

OM-1326 Page 46Return To Table Of ContentsDescriptionPartNo.Dia.Mkgs.ItemNo.Figure 9-4. Panel, Front w/Components (Fig 9-1 Item 17)Quantity1 208 357 L

OM-1326 Page 47Return To Table Of ContentsDescriptionPartNo.Dia.Mkgs.ItemNo.Figure 9-5. Wire Drive And Gears (Fig 9-2 Item 26)Quantity1 602 009 SCREW,

OM-1326 Page 48Return To Table Of ContentsDescriptionPartNo.Dia.Mkgs.ItemNo.Figure 9-6. Panel, Rear w/Components (Fig 9-1 Item 3)Quantity1 148 809 BLA

OM-1326 Page 49Return To Table Of Contents9-7. Drive Roll And Wire Guide KitsNoteBase selection of drive rolls upon the following recommended usages:1

Notes

Warranty Questions?Call1-800-4-A-MILLERfor your localMiller distributor.miller_warr 8/03Your distributor also givesyou ...ServiceYou always get the fa

PRINTED IN USA  2004 Miller Electric Mfg. Co. 1/03Miller Electric Mfg. Co.An Illinois Tool Works Company1635 West Spencer StreetAppleton, WI 54914 US

OM-1326 Page 2Return To Table Of ContentsArc rays from the welding process produce intensevisible and invisible (ultraviolet and infrared) raysthat ca

OM-1326 Page 3Return To Table Of Contents1-3. Additional Symbols For Installation, Operation, And MaintenanceFIRE OR EXPLOSION hazard.D Do not install

OM-1326 Page 4Return To Table Of Contents1-5. Principal Safety StandardsSafety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,from Ame

OM-1326 Page 5Revenez à la table des matièresSECTION 2 − CONSIGNES DE SÉCURITÉ − À LIRE AVANTUTILISATIONsom_fre 8/032-1. Signification des symbolesSig