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Miller Electric OM-494 manual 210 657-A

Models: OM-494

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210 657-A

OM-494 Page 47

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Miller Electric OM-494 manual 210 657-A

Contents

Dual-Operator Engine Driven Welding Generator ProcessesDescription Visit our website at OM-494191 862P January From Miller to You Table of Contents Options and Accessories Warranty Arc Welding Hazards Symbol Usage Engine Hazards Compressed Air Hazards Radiation can cause interference Principal Safety StandardsCalifornia Proposition 65 Warnings EMF Information LES Fumées ET LES GAZ peuvent être dangereux Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation UN Choc Électrique peut tuer LE Bruit peut affecter l’ouïe LE Soudage peut provoquer un in- cendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures graves ’AIR Comprimé peut provoquer des blessures ’EXPLOSION DE LA Batterie peutDES Organes Mobiles peuvent provoquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendie Information sur les champs électromagnétiques Principales normes de sécurité − Definitions Symbols And Definitions Description − SpecificationsWeld, Power, And Engine Specifications Dimensions, Weights, And Operating Angles Fuel Consumption AC Generator Power Reduce Duty Cycle Minutes Exceeding duty cycle can damage unit and void warrantyDuty Cycle And Overheating Overheating Volt-Ampere Curves CC/DC − Single ModeCC/DC − Dual Mode CV/DC Mode Installing Welding Generator − Installation Charger Activating The Dry Charge BatteryDo not overfill battery cells Read and follow all instruc Top View Tools Needed 1/2 Connecting The BatteryInstalling Exhaust Pipe Connect − Cable Last Engine Prestart Checks Fuel Do not use gasoline. Gaso Line will damage engineOil Welder a Left Side Welder B Right Side Safety Information For Connecting To Weld Output TerminalsWeld Output Terminals Unexpected Weld Output can cause injury or fire Do not exceed machine duty cycle Welder a Left Side Connect electrode holder cables to Elec- trode receptacles Stop engine Do not exceed machine duty cycle Switches are set correctly. See Section Place optional Polarity switches in ReVerse position when using CV weld re When switch is in Straight position Connect wire feeder cables to CV recep- tacles Connect wire feeder cables to Negative − terminals Be sure Process Selector switches are Place optional Polarity switch in Re Making Single Operator CC Weld Connections Put terminals Selecting Weld Cable Sizes150 ft 200 ft 250 ft 350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m Socket Information Installing Ether Cylinder Optional Ether Starting AidAfter installing cylinder, wait at Remote 14 Receptacle Information Dual Operator Operation Remote 14 Receptacle Connections If light goes on, stop engine and check engine belt − Operating the Welding GeneratorEngine Controls See -3for weld control descriptions Weld Controls See Section CV weld output for MIG is only available Do not switch under load or with out- put onDo not switch under load Weld Control Descriptions See Section − Operating Auxiliary Equipment − Maintenance & Troubleshooting Every 500 h Every 100 hEvery 200 h Every 250 h Maintenance Label Do not clean housing with air hose Servicing Air CleanerBy the warranty To clean air filter Servicing Fuel And Lubrication Systems Cylinder Adjusting Engine SpeedWeld/Power 1850 Servicing Optional Ether Starting Aid Stop engine To check belt tension To adjust belt tensionChecking And Replacing Alternator Belt Max Tools Needed 11/16 Resetting Fan Belt Safety Shutdown Reinstall cleanout plug Tools Needed 3/8 Inspecting And Cleaning Optional Spark Arrestor Muffler Thermostats TP3 And TP4 Internal − Not Shown Circuit Protection Welding Troubleshooting Formers T5 thru T10, and control board PC1 or PC5 Factory Authorized Service Agent check main rectifier SR2Factory Authorized Service Agent check main rectifier SR3 Repair or replace wire feeder Engine Generator Power OM-494 Circuit Diagram For Welding Generator − Electrical Diagrams 210 657-A − RUN-IN Procedure WetstackingMent damage may occur Ing run-in add oil if needed Run-In Procedure Using Load Bank4exceed duty cycle or equip- ment damage may occur Check oil level frequently dur From flammables Run-In Procedure Using Resistance GridProcedure at less than Bank/grid Grounding Generator To Truck Or Trailer Frame − Generator Power GuidelinesHas this symbol Selecting Equipment Use ground device as stated Electrical codes Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Earth ground if supplying Farm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Industrial Motors Rating Starting Watts Running Watts Contractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor Equipment KVA/HP x HP x 1000 = Starting Amperage Power Required To Start MotorHow Much Power Can Generator Supply? Single-Phase Induction Motor Starting Requirements Typical Connections To Supply Standby Power Current Load Watts Amperes Selecting Extension Cord Use Shortest Cord Possible 311 103 96−SEE -2 101 25−SEE FIG 910 − Parts List 4748 57−SEE FIG 78−SEE FIG Item Dia Part Description Quantity Mkgs 189 Front Panel Front Panel -1Item Side Control Panels − Welder B Right Side Shown Side Control Panels -1Item Side Control Panels Generator Rectifier Assembly OM-494 Page Service Your distributor also givesSupport Your distributor and/or equipment manufacturer’s To locate a Distributor or Service Agency visitMiller Electric Mfg. Co For assistance in filing or settling claims, contact