Miller Electric OM-230 Miller Electric Mfg. Co, To locate a Distributor or Service Agency visit

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Owner’s Record

Please complete and retain with your personal records.

Model Name	Serial/Style Number
Purchase Date	(Date which equipment was delivered to original customer.)

Distributor

Address

City

State	Zip

For Service

Contact a DISTRIBUTOR or SERVICE AGENCY near you.

Always provide Model Name and Serial/Style Number.

Contact your Distributor for:	Welding Supplies and Consumables
	Options and Accessories
	Personal Safety Equipment
	Service and Repair
	Replacement Parts
	Training (Schools, Videos, Books)
	Technical Manuals (Servicing Information
	and Parts)
	Circuit Diagrams
	Welding Process Handbooks
	To locate a Distributor or Service Agency visit
	www.millerwelds.com or call 1-800-4-A-Miller

Contact the Delivering Carrier to:	File a claim for loss or damage during
	shipment.
	For assistance in filing or settling claims, contact
	your distributor and/or equipment manufacturer’s
	Transportation Department.
PRINTED IN USA	♥ 2007 Miller Electric Mfg. Co. 2007−01

Miller Electric Mfg. Co.

An Illinois Tool Works Company

1635 West Spencer Street

Appleton, WI 54914 USA

International Headquarters−USA

USA Phone: 920-735-4505 Auto-Attended

USA & Canada FAX: 920-735-4134

International FAX: 920-735-4125

European Headquarters −

United Kingdom

Phone: 44 (0) 1204-593493

FAX: 44 (0) 1204-598066

www.MillerWelds.com

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Contents OM-230 693C ProcessesDescription File MIG GmawFrom Miller to You Table of Contents − MIG Welding Gmaw Guidelines − Parts ListTypical MIG Process Connections Symbol Usage Arc Welding HazardsElectric Shock can kill HOT Parts can cause severe burnsFumes and Gases can be hazardous ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal or Dirt can injure eyesWelding Wire can cause injury Fire or Explosion hazardFalling Unit can cause injury Moving Parts can cause injuryPrincipal Safety Standards California Proposition 65 WarningsEMF Information About Implanted Medical DevicesSymboles utilisés UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures gravesLE Soudage peut provoquer un in cendie ou une explosion LE Bruit peut endommager l’ouïe LES Bouteilles peuvent exploser si elles sont endommagéesRisque D’INCENDIE OU D’EXPLO LA Chute DE L’APPAREIL peut blesserLES Fils DE Soudage peuvent provoquer des blessures Proposition californienne 65 AvertissementsLE Soudage À L’ARC risque de provoquer des interférences Information EMF Principales normes de sécuritéEn ce qui concerne les implants médicaux OM-230 693 Symbols And Definitions SpecificationsVolt-Ampere Curves Welding Power Source Duty Cycle And OverheatingOverheating Connecting To Weld Output Terminals Installing Work Cable And ClampConnecting Spoolmatic 15A Or 30A Gun Gun End Gun Liner Wire Outlet Guide Connecting XR Aluma-Pro, XR Edge, XR-A Gun, Or XR-A Python32 in 2.4 mm Setting Gun Polarity For Wire Type Installing Gas SupplyPolarity Changeover Label Information 11/16Installing Wire Spool And Adjusting Hub Tension Positioning Jumper LinksElectrical Service Guide Input Voltage200 230 460 575 127 20618 in 457 mm of space for airflow =GND/PE Earth Ground Selecting a Location And Connecting Input PowerL2L1 230 VAC Threading Welding Wire PressureScale Remove gun nozzle and contact tipOM-230 693 Weld Parameters 226 650-B − Operation ControlsRun−in Wire Feed Speed Settings JOG ModeTrigger and pull the trigger again momentarily one second Voltmeter And Wire Feed Speed Meter Operation Jog ModePower Up Status Welding StatusTimers Set Up Push Motor Torque SUP Or Reset rES Changing Drive Roll and Wire Inlet Guide Routine MaintenanceUnit Overload Aligning Drive Rolls and Wire Guide Turn Off powerAssembly open View is from top of drive rollsTroubleshooting Trouble Remedy OM-230 693 − Electrical Diagram 229 485-A − MIG Welding Gmaw Guidelines Typical MIG Process ConnectionsTypical MIG Process Control Settings Wire Size Amperage RangeSelect Wire Size Recommendation Wire Speed Select VoltageHolding And Positioning Welding Gun Side View Of Gun AngleConditions That Affect Weld Bead Shape Push Perpendicular DragShort Normal Long Slow NormalGood Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Excessive Spatter Troubleshooting − PorosityTroubleshooting − Excessive Penetration Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Burn-Through Troubleshooting − Distortion Troubleshooting − Waviness Of BeadWeld bead Common MIG Shielding Gases Troubleshooting Guide For Semiautomatic Welding EquipmentApplication Welding arc not stable Wire slipping in drive rolls Readjust welding parameters Welding power source Drive rolls if necessaryDrive Roll And Wire Guide Kits 087Grooved 056 0.9 mm 204Your distributor also gives ServiceSupport To locate a Distributor or Service Agency visit Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s