Miller Electric Understanding Amperage Adjustment Controls for the Miller Mark VIII-2 Welder

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5-2. Amperage Adjustment Controls

60 Hz Model Shown

Control can be adjusted while welding.

1Remote Amperage Control Switch

For front panel control of a module, place switch on that module in Off position.

For remote control, place switch in On position. See Example below.

2 Amperage Adjustment Control

Use control at each module to select weld amperage for that mod- ule. The numbers are weld amperes.

3 Remote Hand Control

Example Of Combination Remote Amperage Control

Min (35 A)

Max (125 A)

Set Switch	Set Desired Maximum Amperage	Adjust Remote Control

Ref. ST-174 143

5-3. Power Switch Push Buttons And Pilot Light

1Pilot Light

2Power On Push Button

Press button to turn unit, pilot light, and fan motors On.

3 Power Off Push Button

Press button to turn unit, pilot light, and fan motors Off.

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Contents Description OM-218From 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 killCalifornia Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers LES Fumées ET LES GAZ peuvent être dangereux UNE Décharge Électrique peut entraîner la mortIndique un message de sécurité particulier Incendie ou une explosion LE Soudage peut provoquer unDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures gravesLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessuresEn ce qui concerne les stimulateurs cardiaques Principales normes de sécuritéSpecifications − SpecificationsVolt-Ampere Curves Amperes Input at Rated Load Output, 60 HzFor Each Module And Total System Duty Cycle And OverheatingFor Main Transformer OverheatingSelecting a Location And Moving Polyweld System − InstallationMovement Location And AirflowDimensions Dimensions, Weights And Base Mounting Hole LayoutWeight Selecting And Preparing Weld Output Cables150 ft 200 ft 250 ft Weld Cable Size350 ft 400 ft 15m 30m 45 m 60 m 70 m 90 m 105 m 120 m Connecting To Weld Output Terminals Connecting Weld Output CablesStandard Module Connections Read Safety Blocks at start of -6before proceedingCommon Work Cable Size Separate Work ConnectionsSeparate Work Connections Common Work Parallel Module ConnectionsRemote Contactor Control Connections Optional Remote Amperage Control ReceptacleVolts AC Duplex Receptacle Connecting Input PowerPositioning Jumper Links TE3 TE2Welding Power Source Input Power Con- nections Connecting Input PowerClose and secure access door on welding power source Disconnect Device Input Power Connec- tionsTime-Delay Electrical Service Guide− Operation ControlsPower Switch Push Buttons And Pilot Light Amperage Adjustment ControlsMin 35 a Max 125 a Set Switch Set Desired Maximum Amperage Hz Model ShownRoutine Maintenance − Maintenance & TroubleshootingMonths Overload ProtectionControl Fuses F3 And F4 Blank Module PanelModule Fuse Links F11 And F12 Through F81 And F82 Turn Off polyweld system, and disconnect input power TroubleshootingBefore inspecting, maintaining, or servicing OM-218 Circuit Diagram For Polyweld System − Electrical DiagramSD-082 527-C Selecting Tungsten Electrode − Selecting and Preparing Tungsten ElectrodeAmperage Range Gas Type Polarity Preparing Tungsten For DC Electrode Negative Dcen Welding Positioining The Torch − Guidelines for TIG Welding GtawTorch Movement During Welding Butt Weld And Stringer Bead Joint Lap Joint Corner Joint Positioning Torch Tungsten For Various Weld JointsMain Assembly Section a − Parts ListTP1 Main Assembly Section B CR1 194 Panel, Front Module w/Components -1Item Panel, Front Lower w/Components Panel, Front Lower w/Components -1ItemPage Your distributor also gives ServiceSupport Miller Electric Mfg. Co To locate a Distributor or Service Agency visitFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s