Miller Electric 271 Falling unit can cause injury, Do not move or operate unit, Damaged. Protect

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Warning! Watch Out! There are possible hazards as shown by the symbols.

Electric shock from wiring can kill.

Disconnect input plug or power before working on machine.

Read the Owner’s Manual before working on this machine.

1 Consult rating label for input power requirements, and check power available at the job site − they must match.

2 Read Owner’s Manual and inside labels for connection points and procedures.

3 Move jumper links as shown on inside label to match voltage at job site.

4 Having a loop of extra length, connect grounding conductor first.

5 Connect line input conductors as shown on inside label − double-check all connections, jumper link positions, and input voltage before applying power.

	1	1 Warning! Watch Out! There
	1	are possible hazards as
		are possible hazards as
		shown by the symbols.
		2 Moving parts, such as fans,
		can cut fingers and hands and
		cause injury. Keep away from
	2	moving parts.
	2
	S-176 106
1		1 Warning! Watch Out! There
		1 Warning! Watch Out! There
		are possible hazards as
1		shown by the symbols.
		2 Falling unit can cause injury.
		Do not move or operate unit
		where it could tip.
		3 Cylinders can expolde if
		damaged. Protect
		compressed gas cylinders
		from excessive heat,
		mechanical shock, slag, open
		flames, sparks, and arcs.
2	3

OM-223 194 Page 6

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Contents Processes OM-223 194E 2006−09Description From Miller to You Table of Contents Standards DirectivesDecstatMilan6/05 Electric Shock can kill Symbol UsageArc Welding Hazards Fumes and Gases can be hazardousFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killCalifornia Proposition 65 Warnings Principal Safety Standards EMF Information− Definitions Electric shock can killDo not move or operate unit Where it could tipFalling unit can cause injury Cylinders can expolde ifCan kill Electrical shock from wiringWear approved safety Working on this machine− Installation SpecificationsVolt-Ampere Curves Duty Cycle And OverheatingModel Installing Gas Supply Installing Wire Spool and Adjusting Hub Tension271 273 293 333 383 Positoning Jumper Links 230/400V 3-Phase ModelsElectrical Service Guide 230 400L2 L3 Installing Drive Rolls and Wire Guide Aligning Drive Rolls and Wire GuideThreading Welding Wire and Adjusting Pressure Roll Tension Using Gun/Cable Holder Setting Gun Polarity for Wire Type OptionalControls for Migmatic 271/273 − OperationControls for Migmatic 293/333 Controls for Migmatic Run-In, Burnback Optional and Spot Weld Timer ControlsSpot Weld Timer Run-In ControlCircuit Breaker CB1 − Maintenance &TROUBLESHOOTINGRoutine Maintenance Unit OverloadReplace Z1 if necessary TroubleshootingCheck voltage switchs. Replace if necessary Nections. Check secondary voltages. Replace T1 if necessaryOM-223 194 − Electrical Diagrams Circuit Diagram for MigmaticCircuit Diagram for Migmatic 273 400 VAC Circuit Diagram for Migmatic 293 400 VAC Circuit Diagram for Migmatic 333 400 VAC Circuit Diagram for Migmatic 383 400 VAC − Parts List Wrapper Assembly, All ModelsPart Description Quantity Main Assembly for Migmatic Dia Part Description Quantity Mkgs Main Assembly for Migmatic Dia Part Description Main Assembly for Migmatic PL2 Main Assembly for Migmatic PL1 Main Assembly for Migmatic TP1 See Table Drive Roll & Wire Guide Kits Wire Drive and Gears 2 rollWire Drive and Gears 4 roll 1.0 mm Drive Roll And Wire Guide Kits 2 Roll ModelsDrive Roll And Wire Guide Kits 4 Roll Models 1.2 mmPage Page Effective January 1 Your distributor and/or equipment manufacturer’s For assistance in filing or settling claims, contactTransportation Department