Miller Electric OM-842 manual Output Selector Switch Test, Mode Selector Switch Test

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position. If this is done in time and the position is work- ing correctly, the display shows:

R U N P O S I T I O N

I S W O R K I N G P R O P E R L Y

If the Run position tests okay, go to Step 5.

4.If the keyed switch is not placed in the Run position in time, or if the position is not working correctly, the dis- play shows:

E R R O R ! ! R U N P O S I T I O N I S N O T W O R K I N G

If the Run position is not working correctly, replace the keyed switch.

5.When the Run position tests okay, press Parameter Select. The display shows:

P L E A S E P U T K E Y I N P R O G R A M P O S I T I O N

6.When this display appears, the control unit waits three seconds for the keyed switch to be placed in the Pro- gram position. If this is done in time and the position is working correctly, the display shows:

P R O G R A M P O S I T I O N

I S W O R K I N G P R O P E R L Y

If the Program position tests okay, go to Step 8.

7.If the keyed switch is not placed in the Program position in time, or if the position is not working correctly, the dis- play shows:

E R R O R ! ! P R O G R A M

I S N O T W O R K I N G

If the Program position is not working correctly, replace the keyed switch.

8.When the Program position tests okay, press Parame- ter Select to exit the keyed switch tests. Use the Right/Increase or Left/Decrease push button to access another test, or stop the diagnostics program.

E.Output Selector Switch Test

This procedure tests the positions of the Output Selector switch.

1.When the repeating test displays are shown (see Sec- tion 7-2C), press Right/Increase or Left/Decrease until the display shows:

A C / D C S W I T C H

T E S T

2.Press Parameter Select to begin the test.

3.Place Output Selector switch in ac position. If switch is working properly, the display shows:

A C / D C

S W I T C H I S I N

A C

P O S I T I O N

 

 

4.Place Output Selector switch in either of the dc posi- tions. If Process Selector switch is working properly, the display shows:

A C / D C S W I T C H I S I N

D C – E P O R D C – E N

5.Place the switch in the ac position. The display indicat- ing ac position should again be shown.

If the display changes to match the position of the Pro- cess Selector switch, the switch is operating correctly. If the display does not change to match the position of the switch, replace the Output Selector switch.

6.When the Output Selector switch tests okay, press Pa- rameter Select to exit the test. Use the Right/Increase or Left/Decrease push button to access another test, or stop the diagnostics program.

F.Mode Selector Switch Test

This procedure tests the positions of the Mode Selector switch.

1.When the repeating test displays are shown (see Sec- tion 7-2C), press Right/Increase or Left/Decrease until the display shows:

M O D E S W I T C H

T E S T

2.Press Parameter Select to begin the test. The display shows:

P L E A S E T U R N K N O B T O S M A W – M A N U A L P O S I T I O N

3.When this display appears, the control unit waits three seconds for the Mode Selector switch to be placed in the SMAW position. If this is done in time and the posi- tion is working correctly, the display shows:

S M A W – M A N U A L P O S I T I O N W O R K I N G P R O P E R L Y

If the SMAW position tests okay, go to Step 5.

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Contents OM-842162074B ProcessesDescription From Miller to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can killWelding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or killPrincipal Safety Standards About Pacemakers EMF InformationConsignes DE Securite Lire Avant Utilisation Signification des symbolesUN Choc É Lectrique peut tuer LES Fumé ES ET LES GAZ peuvent ê tre dangereuxLE Soudage peut provoquer un incendie ou une explosion DES Particules Volantes peuvent blesser les yeuxLE Bruit peut affecter l’ouïe LA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU’EMPLOI Excessif peut DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sé curité Information sur les champs é lectromagné tiquesConsignes relatives aux stimulateurs cardiaques Installation Connecting Remote Pendant Or Equivalent User-Wired ControlRemote 4 Socket Information User Relay Contacts Pulse signal, and for a wire feederRocker Switch Settings = On = Off Setting DIP Switch SW1Operation Safety EquipmentControls Work ClampMode Selector Switch Ammeter And VoltmeterDigital Display Parameter Select Push Button Program/Run/Reset Keyed SwitchRight/Increase Push Button Left/Decrease Push ButtonPurge Push Button Remote PendantShielding Gas General Introduction to ProgrammingWeld Sequence Balance ControlSemi-Automatic Mode Sequence Automatic Mode SequenceModes Of Operation Start Level Not Shown Time & level programmedWeld/Peak Initial Current C Final Slope Current B Current D PreflowWeld/Peak Initial Current C Final SlopeSlope Current B Weld/Peak Initial C Current D Final SlopeSlope Current B Semi-Automatic 4 Mode SequenceWeld/Peak Initial Current B Final Slope Slope Smaw ModePreflow Postflow Initial Slope Weld/Peak Current Final Slope Final CurrentProgramming Procedure Up To Pulse Mode Selection Automatic ModeProcedure With Pulse Mode On, Pulses Defined In Time Values Procedure Following Pulse Mode Definition Procedure With Pulse Mode On, Pulses Defined As a FrequencyN a L S T F L O WA R T Semi-Automatic ModeO P E R E M O T E T O A R T# 0 X I N I T I a L P S = X X X Procedure With Pulse Mode On, Pulses Defined As a Frequency X X X X X X X O P B U T T O N D E T E C TManual Gtaw Mode X X X X R R E N T C O N T R O LSmaw Mode Editing a Program# 0 X a R C C O N T R O L R C E N T a G E = 0 0 0 % Stop Watch Feature Dry Run FeatureLinking Programs N K P O S I T I O N X X X X X X XM B I N E M O D E Combining ProgramsO G R a M L I N K M O D E M B I N E P O S I T I O N X X I S X X X X X XShared Initial Procedure Gas Tungsten Arc Welding Gtaw In The Automatic ModeSequence of Operation Gas Tungsten Arc Welding Gtaw In The Semi-Automatic ModesOperation Procedures For Semi-Automatic 2 Mode Operation Procedures For Semi-Automatic 1 ModeOperation Procedures For Semi-Automatic 3 Mode Operation Procedures For Semi-Automatic 4 ModeOperation Procedures For Semi-Automatic 5 Mode Gas Tungsten Arc Welding Gtaw In The Manual ModeExecuting Linked Programs Shielded Metal Arc Welding SmawExecuting Combined Programs Shutting Down Diagnostics Overheating Protection Introduction Diagnostics Program Programming Push Button TestsRAM Test Repeating Test Displays Program/Run/Reset Keyed Switch TestsMode Selector Switch Test Output Selector Switch TestE a S E T U R N K N O B T O W O R K I N G O P E R L YPurge Push Button Test R G E B U T T O N S T+10 Volt DC Reference Test Arc Starter Relay Test Background Relay TestGas Solenoid Relay Test User RelaysM O T E P E N D a N T S T Remote Pendant TestR E M O T E S H D E C R E a S E B U T T O N R E M O T EInput Contactor Test Current Detect TestP U T C O N T a C T O R I S T D E T E C T E D P U T C O N T a C T O R D E T E C T E DCircuit Diagram For Remote Pendant Electrical DiagramsWiring Diagram For MPC Module Circuit Diagram For Welding Power Source And MPC SC-182 947-B Main Assembly Parts ListNAMEPLATE, order by model and serial number 158 Dia Part Mkgs Description Quantity078 010 110132 Page Page Page Page Support ServiceModel Name Serial/Style Number Purchase Date Distributor Address City State ZipMiller Electric Mfg. Co
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