Miller Electric 383 Operation, Controls for Migmatic 271/273, Controls for Migmatic 293/333

Page 20

SECTION 4 − OPERATION

4-1. Controls for Migmatic 271/273

8

7

6

5

	1	Voltage Control
	Turn control clockwise to increase
	voltage.
	2	2T/4T Trigger Hold Function
	Latching Torch Trigger
	3	Power Switch
	4	Work Lead Connection
1	5	MIG Torch Connection
	6	Digital Display Function
		Button*
	7	Wire Feed Speed Control
2	Turn control clockwise to increase
	wire feed speed.
	8	Digital Display*
	Volts/Amps/Wire Feed Speed with
3	last value hold function. Trigger
3	mode (2T/4T) is shown at power on
	for 3 seconds and when Trigger
	mode is changed.
	. Not shown:
4		Jog and Purge controls are lo-
		cated under the hinged side
		wire consumable access door.

* Optional

4-2. Controls for Migmatic 293/333

9
	1
8
6 in	2
6 in
	3
7
	4
6
	5

1 Voltage Control (Fine Adjust)

Turn control clockwise to increase voltage.

2Voltage Control (Coarse Adjust)

Turn control clockwise to increase voltage.

32T/4T Trigger Hold Function Latching Torch Trigger

4Power Switch

5Work Lead Connection

6MIG Torch Connection

7Digital Display Function Button*

8Wire Feed Speed Control

Turn control clockwise to increase wire feed speed.

9 Digital Display*

Volts/Amps/Wire Feed Speed with last value hold function. Trigger mode (2T/4T) is shown at power on for 3 seconds and when Trigger mode is changed.

.Not shown:

Jog and Purge controls are lo- cated under the hinged side wire consumable access door.

* Optional

OM-223 194 Page 16

Image 20

Contents Description OM-223 194E 2006−09Processes From Miller to You Table of Contents DecstatMilan6/05 DirectivesStandards Symbol Usage Arc Welding HazardsElectric Shock can kill Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or killCalifornia Proposition 65 Warnings Principal Safety Standards EMF Information− Definitions Electric shock can killWhere it could tip Falling unit can cause injuryDo not move or operate unit Cylinders can expolde ifElectrical shock from wiring Wear approved safetyCan kill Working on this machine− Installation SpecificationsModel Duty Cycle And OverheatingVolt-Ampere Curves Installing Gas Supply Installing Wire Spool and Adjusting Hub TensionPositoning Jumper Links 230/400V 3-Phase Models Electrical Service Guide271 273 293 333 383 230 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 293/333 − OperationControls for Migmatic 271/273 Run-In, Burnback Optional and Spot Weld Timer Controls Spot Weld TimerControls for Migmatic Run-In Control− Maintenance &TROUBLESHOOTING Routine MaintenanceCircuit Breaker CB1 Unit OverloadTroubleshooting Check voltage switchs. Replace if necessaryReplace Z1 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 Drive Roll And Wire Guide Kits 2 Roll Models Drive Roll And Wire Guide Kits 4 Roll Models1.0 mm 1.2 mmPage Page Effective January 1 Transportation Department For assistance in filing or settling claims, contactYour distributor and/or equipment manufacturer’s