Miller Electric AUTO ARC TIG 50A Owner's Manual

ProcessesOM-246 522B2010−04 DIVERSIONt180 w/Auto-LinetProcessesTIG (GTAW) WeldingVisit our website atwww.MillerWelds.comDescriptionDiversion 180: 115-

OM-246 522 Page 6Il reste une TENSION DC NON NÉGLIGEABLE dansles sources de soudage onduleur UNE FOISl’alimentation coupée.D Arrêter les convertisseur

OM-246 522 Page 7LES ACCUMULATIONS DE GAZrisquent de provoquer des blessuresou même la mort.D Fermer l’alimentation du gaz protecteur en casde non-uti

OM-246 522 Page 8Les PIÈCES MOBILES peuventcauser des blessures.D Ne pas s’approcher des organes mobiles.D Ne pas s’approcher des points de coincement

OM-246 522 Page 92-5. Principales normes de sécuritéSafety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,de Global Engineering Docume

OM-246 522 Page 10

OM-246 522 Page 11SECTION 3 − SPECIFICATIONS3-1. Included with Your Unit1 Welding Power Source2 5 ft (1.5 m) Primary CordWith Plug3 Gas Hose4 Gas Regu

OM-246 522 Page 123-4. Dimensions And WeightsRef. 805 474-A9-7/8 in.(251 mm)23-15/16 in.(608 mm)17 in.(432 mm)DimensionsHeight 17 in. (433 mm)Width 9.

OM-246 522 Page 133-5. Duty Cycle ChartsDuty cycle is percentage of 10minutes that unit can weld at ratedload without overheating.NOTICE − Exceeding

OM-246 522 Page 14SECTION 4 − INSTALLATION4-1. Selecting A Location1 HandlesUse Handles to lift welder; get helpif necessary.2 CartPlace welder on car

OM-246 522 Page 154-3. Shielding Gas ConnectionsRef. 805 474-A. Use argon shielding gas forbest performance.1 Cylinder ValveOpen valve slightly so gas

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

OM-246 522 Page 164-5. Connecting Input PowerA. Connecting Input Power For Diversion 165 Models! Installation must meet all Na-tional and Local Codes

OM-246 522 Page 17! Do not move or operateunit where it could tip.! Installation must meet allNational and Local Codes− have only qualifiedpersons mak

OM-246 522 Page 18C. Connecting 230 Volts Input Power For Diversion 180 Models! Installation must meet all Na-tional and Local Codes − haveonly qualif

OM-246 522 Page 19Notes

OM-246 522 Page 20SECTION 5 − OPERATION5-1. Controls For Diversion 165 Models1 Material Switch! Do not use AC output in damp areas, ifmovement is conf

OM-246 522 Page 216 TorchTorch Operation:7 Amperage Adjustment WheelUse wheel to adjust amperage fromten amps to maximum value set onthe machine’s Mat

OM-246 522 Page 225-2. Controls For Diversion 180 Models1 Material Button And AC/DC LEDs! Do not use AC output in damp areas, ifmovement is confined,

OM-246 522 Page 236 TorchTorch Operation:7 Amperage Adjustment WheelUse wheel to adjust amperage fromten amps to maximum value set onthe machine’s Mat

OM-246 522 Page 24SECTION 6 − MAINTENANCE AND TROUBLESHOOTING6-1. Routine Maintenance.Maintain more often during severe conditions.! Disconnect power

OM-246 522 Page 256-3. Meter Troubleshooting Displays For Diversion 180 Models. All directions are in reference to thefront of the unit. All circuitry

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

OM-246 522 Page 26Trouble RemedyProperly prepare tungsten (see Section 9-2).Tungsten electrode oxidizing and notremaining bright after conclusion ofwe

OM-246 522 Page 27SECTION 7 − ELECTRICAL DIAGRAMS232 891-EFigure 7-1. Circuit Diagram For Diversion 165 Models

OM-246 522 Page 28246 520-AFigure 7-2. Circuit Diagram For Diversion 180 Models

OM-246 522 Page 29SECTION 8 − HIGH FREQUENCY8-1. Welding Processes Requiring High Frequencyhigh_freq 7/05 − S-06931 High-Frequency VoltageTIG − helps

OM-246 522 Page 308-3. Correct Installation1 High-Frequency Source (weldingpower source with built-in HF orseparate HF unit)Ground metal machine case,

OM-246 522 Page 31SECTION 9 − SELECTING AND PREPARING A TUNGSTENFOR DC OR AC WELDING WITH INVERTER MACHINESgtaw_Inverter_2010-04Whenever possible and

OM-246 522 Page 32SECTION 10 − GUIDELINES FOR TIG WELDING (GTAW)10-1. Positioning The TorchRef. ST-161 892110−25°10−15°623490°453/16 in.1/16 in.65Bott

OM-246 522 Page 3310-2. Torch Movement During WeldingST-162 002-BTungsten Without Filler RodTungsten With Filler RodForm pool Tilt torch Move torch to

OM−246 522 Page 34SECTION 11 − PARTS LIST805 115-B1234567811910121314151617181920212223242526272811293031323334353637383940Diversion 165 ModelsFigure

OM-246 522 Page 35DescriptionPartNo.Dia.Mkgs.ItemNo.Figure 11-1 . Main Assembly For Diversion 165 ModelsQuantity1 +232 868 Wrapper, 1. . . . . . . .

OM−246 522 Page 36805 479-A12345678119101213141516171819202122232411252627282930313233343536Diversion 180 Models37Figure 11-2. Main Assembly For Dive

OM-246 522 Page 37DescriptionPartNo.Dia.Mkgs.ItemNo.Figure 11-2. Main Assembly For Diversion 180 ModelsQuantity1 +232 868 Wrapper, 1. . . . . . . .

OM−246 522 Page 38805 135-C. Hardware is common andnot available unless listed.12345678Figure 11-3. Windtunnel AssemblyDescriptionPartNo.Dia.Mkgs.Item

OM-246 522 Page 39805 123-A. Hardware is common andnot available unless listed.126333354Figure 11-4. Heat Sink, Secondary AssemblyDescriptionPartNo.D

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Warranty Questions?Call1-800-4-A-MILLERfor your localMiller distributor.miller_warr 2010−01Your distributor also givesyou ...ServiceYou always get the

ORIGINAL INSTRUCTIONS − PRINTED IN USA © 2010 Miller Electric Mfg. Co. 2010−01Miller Electric Mfg. Co.An Illinois Tool Works Company1635 West Spencer

OM-246 522 Page 1SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USINGsom _2010−037Protect yourself and others from injury — read and follow these precau

OM-246 522 Page 2Welding produces fumes and gases. Breathingthese fumes and gases can be hazardous to yourhealth.FUMES AND GASES can be hazardous.D Ke

OM-246 522 Page 31-3. Additional Symbols For Installation, Operation, And MaintenanceFIRE OR EXPLOSION hazard.D Do not install or place unit on, over,

OM-246 522 Page 41-4. California Proposition 65 WarningsWelding or cutting equipment produces fumes or gaseswhich contain chemicals known to the State

OM-246 522 Page 5SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATIONfre_som_2010−037Se protéger et protéger les autres contre le risque de bles