Electrical Diagrams | Miller Electric 301 G, DC, Trailblazer DC

SECTION 11 − ELECTRICAL DIAGRAMS

Figure 11-1. Circuit Diagram For Welding Generator Models With AC/DC Output

OM-4407 Page 46

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Miller Electric 301 G, DC, Trailblazer DC manual Electrical Diagrams

Contents

Description OM-4407203 236UProcesses From Miller to You Table of Contents Options and Accessories Warranty Symbol Usage Arc Welding Hazards Engine Hazards Compressed Air Hazards EMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings Radiation can cause interference UN Choc Électrique peut tuer Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation LES Fumées ET LES GAZ peuvent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures graves LE Soudage peut provoquer un in- cendie ou une explosionDES Particules Volantes peuvent blesser les yeux LE Bruit peut affecter l’ouïe LA Chaleur DU Moteur peut pro- voquer un incendie ’EXPLOSION DE LA Batterie peutDES Organes Mobiles peuvent provoquer des blessures ’AIR Comprimé peut provoquer des blessures Principales normes de sécurité Information sur les champs électromagnétiques Symbol Definitions − Definitions Dimensions, Weights, and Operating Angles − SpecificationsWeld, Power, And Engine Specifications Fuel Consumption While Using Generator Power Fuel Consumption While Welding Duty Cycle Generator Power CurveExceeding duty cycle can damage unit and void warranty 100% Duty Cycle at 280 Amperes DC CC/DC Stick Mode Stick And MIG Mode Volt-Ampere CurvesCC/AC Stick Mode CV/DC MIG Mode CC/DC TIG Mode TIG Mode Volt-Ampere CurvesCC/AC TIG Mode − Installation Installing Welding Generator Oil Check Oil Fill Engine Prestart Checks Robin EH64-Powered UnitsOil Engine Prestart Checks Kohler-Powered Units Follow run-in procedure in engine manual Read and follow all instruc Activating The Dry Charge Battery If ApplicableDo not overfill battery cells Charger + − Connecting The BatteryInstalling Exhaust Pipe Connect negative − cable last AC/DC Models Connecting To Weld Output TerminalsStop engine DC Only Models Selecting Weld Cable Sizes Remote Receptacle Information Adjusting Wire MIG Weld Puddle Consistency For wetter weld puddle for mild steel Front Panel Controls Do not switch under load− Operating Welding Generator Switch Setting Process Output On/Off Control Process/Contactor Switch On CC/CV ModelsProcess/Contactor Switch Settings Set Adjust Remote Control Switch Stick Welding Only Remote Amperage/Voltage Control Generator Power Receptacles And Circuit Breakers − Operating Auxiliary Equipment Gfci Receptacle Option Optional Generator Power ReceptaclesIf unit does not have Gfci re Ceptacles, use Gfci Current Available in Amperes 240 Receptacle − Maintenance Robin EH64-POWERED Units Maintenance Label Robin EH64-Powered Units Every 20 h Every 25 h Routine Maintenance Robin EH64-Powered UnitsEvery 8 h Every 50 h Every 1000 h Every 200 hEvery 500 h Servicing Air Cleaner Robin EH64-Powered Units Servicing Optional Spark Arrestor Robin EH64-Powered Units Overload Protection Robin EH64-Powered Units Tools Needed Running engine Close valve and valve capBefore adding oil Tions as necessary, and wipe up fuel Weld/Power Speed Adjustment Adjusting Engine Speed Robin EH64-Powered UnitsIdle Speed Adjustment Stop engine before maintaining − Maintenance KOHLER-POWERED UnitsRoutine Maintenance Kohler-Powered Units Maintenance Label Kohler-Powered Units Servicing Air Cleaner Kohler-Powered Units Servicing Optional Spark Arrestor Kohler-Powered Units Full Tools Needed Adjusting Engine Speed Kohler-Powered Units Overload Protection Kohler-Powered Units Trouble Remedy − TroubleshootingWelding Troubleshooting Generator Power Troubleshooting Engine Troubleshooting Is on Work like a Pro − Electrical Diagrams 209 625-C OM-4407 209 620-B Grounding Generator To Truck Or Trailer Frame − Generator Power GuidelinesSelecting Equipment Earth ground if supplying Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Amperes 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 Watts Approximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running Watts Single-Phase Induction Motor Starting Requirements Power Required To Start MotorHow Much Power Can Generator Supply? KVA/HP x HP x 1000 = Starting Amperage Typical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible Current Load Watts Amperes OM-4407 − Parts List Main Assembly Kohler Engine Shown Main Assembly Dia Part Description Quantity Mkgs 206537 Panel, Front w/Components Panel, Front w/Components -1Item Generator -1Item Page Page Service Support Owner’s Record Miller Electric Mfg. Co