Miller Electric OM-229 038D manual

WARNING

Electric Shock

Hazard

SDo not touch live electrical parts.

SDisconnect input power or stop engine before servicing.

SDo not operate with covers removed.

SHave only qualified persons install, use, or service this unit.

September 21, 2006

Figure 6-2. Circuit Diagram for Migmatic 253 (400 VAC)

OM-229 038 Page 21

Image 25

Miller Electric OM-229 038D manual Circuit Diagram for Migmatic 253 400 VAC

Contents

Processes OM-229 038D 2007−04Description From Miller to You Table of Contents Standards Directives Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can kill Welding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or kill California Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers Electric shock can kill − Definitions Falling unit can cause injury Weee Label Specifications − InstallationDuty Cycle And Overheating Volt-Ampere Curves Installing Gas SupplyModel Positoning Jumper Links 230/400V 3-Phase Models Installing Wire Spool and Adjusting Hub Tension Phase Electrical Service Guide Tools Needed = GND/PE Earth Ground Drive Roll Installing Drive Rolls and Wire Guide Scale Threading Welding Wire and Adjusting Pressure Roll Tension Setting Gun Polarity for Wire Type Optional Using Gun/Cable Holder − Operation Burnback and Spot Weld Timer ControlsControls for Migmatic 221/253 Routine Maintenance − Maintenance &TROUBLESHOOTINGCircuit Breaker CB1 Unit Overload Trouble Remedy Troubleshooting OM-229 038 Circuit Diagram for Migmatic − Electrical Diagrams Circuit Diagram for Migmatic 253 400 VAC Wrapper Assembly, All Models − Parts List Part Description Quantity Main Assembly for Migmatic Dia Part Mkgs Description Quantity Main Assembly for Migmatic Dia Part Quantity Mkgs Description 230V 400V Wire Diameter Drive Roll Wire Guide Drive Roll And Wire Guide Kits 2 Roll ModelsFraction Page Page Effective January 1 ITW Welding Products Italy S.r.l. Via Privata Iseo, 6/E Owner’s Record