Miller Electric Big Blue 400 PX HOT Parts can cause burns and injury, Fire or Explosion hazard

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HOT METAL from air arc cutting and gouging can cause fire or explosion.

DDo not cut or gouge near flammables.

DWatch for fire; keep extinguisher nearby.

HOT PARTS can cause burns and injury.

DDo not touch hot compressor or air system parts.

DLet system cool down before touching or ser- vicing.

READ INSTRUCTIONS.

DRead Owner’s Manual before using or servic- ing unit.

DStop engine and release air pressure before servicing.

DUse only genuine replacement parts from the manufacturer.

1-5. Additional Symbols For Installation, Operation, And Maintenance

FIRE OR EXPLOSION hazard.

D Do not install or place unit on, over, or near combustible surfaces.

DDo not install unit near flammables.

DDo not overload building wiring − be sure power supply system is properly sized, rated, and protected to handle this unit.

WELDING WIRE can cause injury.

DDo not press gun trigger until instructed to do so.

DDo not point gun toward any part of the body, other people, or any metal when threading welding wire.

FALLING UNIT can cause injury.

DUse lifting eye to lift unit and properly installed accessories only, NOT gas cylinders. Do not exceed maximum lift eye weight rating (see Specifications).

DLift and support unit only with proper equipment and correct procedures.

DIf using lift forks to move unit, be sure forks are long enough to extend beyond opposite side of unit.

OVERHEATING can damage motors.

DTurn off or unplug equipment before starting or stopping engine.

DDo not let low voltage and frequency caused by low engine speed damage electric motors.

DDo not connect 50 or 60 Hertz motors to the 100 Hertz receptacle where applicable.

FLYING SPARKS can cause injury.

D Wear a face shield to protect eyes and face.

D Shape tungsten electrode only on grinder with proper guards in a safe location wearing proper face, hand, and body protection.

DSparks can cause fires — keep flammables away.

MOVING PARTS can cause injury.

DKeep away from moving parts.

DKeep away from pinch points such as drive rolls.

OVERUSE can cause OVERHEATING.

DAllow cooling period; follow rated duty cycle.

DReduce current or reduce duty cycle before starting to weld again.

DDo not block or filter airflow to unit.

STATIC (ESD) can damage PC boards.

DPut on grounded wrist strap BEFORE handling boards or parts.

DUse proper static-proof bags and boxes to store, move, or ship PC boards.

TILTING OF TRAILER can cause injury.

DUse tongue jack or blocks to support weight.

DProperly install welding generator onto trailer according to instructions supplied with trailer.

READ INSTRUCTIONS.

DRead Owner’s Manual before using or servic- ing unit.

DUse only genuine replacement parts from the manufacturer.

DPerform engine and air compressor mainte- nance and service according to this manual and the engine/air compressor (if applicable) manuals.

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Contents Description OM-223 037MProcesses File Engine DriveFrom Miller to You Table of Contents Warranty Standards DirectivesDecrot1/07 Sound Level Information Decrotsound200710Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can cause severe burnsARC Rays can burn eyes and skin Fumes and Gases can be hazardousBuildup of GAS can injure or kill Welding can cause fire or explosionEngine Hazards Compressed Air HazardsFire or Explosion hazard Welding Wire can cause injuryHOT Parts can cause burns and injury Falling Unit can cause injuryEMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings Radiation can cause interference− Consignes DE Sécurité − Lire Avant Utilisation Signification des symbolesUN Choc Électrique peut tuer LE Soudage peut provoquer un in cendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures gravesLES Fumées ET LES GAZ peuvent être dangereux LE Bruit peut affecter l’ouïe’EXPLOSION DE LA Batterie peu DES Organes Mobiles peuvent pro voquer des blessures’AIR Comprimé peut provoquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendieRisque D’INCENDIE OU D’EXPLO- Sion LES Fils DE Soudage peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électriqueDES Organes Mobiles peuvent provoquer des blessures ’EMPLOI Excessif peutInformation EMF Proposition californienne 65 AvertissementsPrincipales normes de sécurité En ce qui concerne les implants médicaux− 50 h Std − DefinitionsStd Manufacturer’s Rating Label Symbols And Definitions Engine Specifications − SpecificationsWeld And Power Specifications Dimensions, Weights, And Operating AnglesTIG Mode Stick ModeMIG Mode Volt-Ampere Curves − 50 Hz OperationVolt-Ampere Curves − 60 Hz Operation DC AmperesDuty Cycle And Overheating − 50 Hz Operation Curve shows typical fuel use under weld or power loadsFuel Consumption 100% Duty Cycle At 250 AmperesAc power curve shows the gen- erator power in amperes AC Generator Power CurveDuty Cycle And Overheating − 60 Hz Operation Location/Airflow Clearance − InstallationInstalling Welding Generator Grounding1Mounting Welding Generator Stop engine and let cool Installing Exhaust PipeTools Needed Activating The Dry Charge Battery If Applicable Connecting The BatteryFuel Coolant Recovery TankEngine Prestart Checks OilConnecting To Weld Output Terminals Selecting Weld Cable Sizes Gas Connections Connecting To Remote 14 Receptacle RC14Socket Information Stop Front Panel Controls See SectionOM-223 Description Of Front Panel Controls See Section Process/Contactor Switch Process/Contactor Switch SettingsConnect Remote Set Wire ProcessRemote Voltage/Amperage Control Receptacle RC14− Operating Auxiliary Equipment Volt Receptacles− Maintenance & Troubleshooting Routine MaintenanceMaintenance Label Checking Generator Brushes ServicePerkins Customer Assistance Website AddressTo clean air filter Servicing Air CleanerReinstall primary element and cap dust ejector down Tools Needed 3/8 Inspecting And Cleaning Spark Arrestor MufflerServicing Engine Cooling System Stop engine and let cool Radiator DraincockTo replace primary canister fuel filter Servicing Fuel And Lubrication SystemsTo change oil and filter To drain water from fuel systemOverload Protection Help 20 Display Optional Voltmeter/Ammeter Help DisplaysHelp 25 Display Standard Generator Power TroubleshootingWelding Engine Engine suddenly stops Coolant temperature is too high see SectionWhen the engine is restarted Sphere oil refineries− Electrical Diagrams Circuit Diagram For Welding Generator222 966--C Wetstacking − RUN-IN ProcedureWelding Generator Run-In Procedure Using Load Bank From flammablesRun-In Procedure Using Resistance Grid Selecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame How Much Power Does Equipment Require? Grounding When Supplying Building SystemsAmperes x Volts = Watts Industrial Motors Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Farm/Home Equipment Rating Starting Watts Running WattsApproximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running WattsSingle-Phase Induction Motor Starting Requirements Power Required To Start MotorHow Much Power Can Generator Supply? KVA/HP x HP x 1000 / Volts = Starting AmperageTypical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible − Parts List 110− −5 108 109− −3 101 105 104 107 106 102 103 100− −212−4 5756 112 Dia Part Description Quantity Mkgs Dia Part Description Quantity 213668 Panel Front w/ComponentsPanel Front w/Components Control Panel Generator Rectifier Assembly Wiring Harnesses Material Thickness Gauge Start Your Professional Welding Career Now Your distributor also gives SupportFor assistance in filing or settling claims, contact To locate a Distributor or Service Agency visitMiller Electric Mfg. Co Your distributor and/or equipment manufacturer’s
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