Manuals / Miller Electric / Power Tools / Welding System

Miller Electric 145 DXR, 145, Blue Star 145 manual Operating the Welding Generator

Models: 145 DXR, 145 Blue Star 145

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. Complete Parts List available at www.MillerWelds.com

SECTION 6 − OPERATING THE WELDING GENERATOR

6-1. Controls (Standard Models) (See Section 6-2)
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803 956−B / 803 594−B / 218 610
OM-4417 Page 20

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Contents

OM-4417210 403F ProcessesDescription File Engine DriveFrom Miller to You Table of Contents Page Symbol Usage Arc Welding HazardsElectric Shock can kill HOT Parts can cause severe burnsFumes and Gases can be hazardous Buildup of GAS can injure or killARC Rays can burn eyes and skin Welding can cause fire or explosionEngine Hazards Compressed Air HazardsWelding Wire can cause injury HOT Parts can cause burns and injuryFire or Explosion hazard Falling Unit can cause injuryPrincipal Safety Standards California Proposition 65 WarningsEMF Information Radiation can cause interferenceSignification des symboles − Consignes DE Sécurité − Lire Avant UtilisationUN Choc Électrique peut tuer DES Pièces Chaudes peuvent provoquer des brûlures graves LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un in cendie ou une explosion LE Bruit peut affecter l’ouïe ’EXPLOSION DE LA Batterie peuDES Organes Mobiles peuvent pro voquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendie ’AIR Comprimé peut provoquer des blessuresRisque D’INCENDIE OU D’EXPLO- Sion LE Surchauffement peut endom- mager le moteur électrique DES Organes Mobiles peuvent provoquer des blessuresLES Fils DE Soudage peuvent provoquer des blessures ’EMPLOI Excessif peutProposition californienne 65 Avertissements Principales normes de sécuritéInformation EMF − Specifications Symbol DefinitionsWeld, Power, And Engine Specifications − DefinitionsDimensions, Weights, And Operating Angles DimensionsVolt-Ampere Curves Fuel Consumption Generator Power Curve Duty Cycle100% Duty Cycle at 80 Amperes CC/DC Minutes Welding− Installation Installing Welding GeneratorMovement HazardsGrounding Generator When Supplying Building Systems Engine Prestart Checks − Standard ModelOil Connecting The Battery DX Models Only Engine Prestart Checks − DX ModelConnecting To Weld Output Terminals Selecting Weld Cable Sizes45 m 60 m 70 m 90 m 105 m 120 m 10 − Put terminals− Operating the Welding Generator Controls Standard Models See SectionDescription Of Controls Standard Models See Section Stop engine and add oil if light goes on see SectionTo Start Controls DX Models See Section Description Of Controls DX Models See Section Generator Power Panel Receptacles − Operating Auxiliary EquipmentAC Receptacle RC1 − Maintenance Routine MaintenanceServicing Air Cleaner Precleaner Paper ElementStop engine Standard Model ShownAdjusting Engine Speed Standard Models Only Stop Engine CloseValve Tools NeededAdjusting Engine Speed DX Models Only Weld/Power Speed AdjustmentIdle Speed Adjustment − Troubleshooting TroubleshootingGenerator Power WeldingEngine − Parts List Recommended Spare PartsRecommended Spare Parts − Electrical Diagrams Circuit Diagram For Standard ModelsCircuit Diagram for DX Models − Generator Power Guidelines Selecting EquipmentGrounding Generator To Truck Or Trailer Frame Grounding When Supplying Building Systems How Much Power Does Equipment Require?Approximate Power Requirements For Industrial Motors Approximate Power Requirements For Farm/Home EquipmentIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running WattsApproximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running WattsPower Required To Start Motor How Much Power Can Generator Supply?Single-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 / Volts = Starting AmperageTypical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible Cord Lengths for 120 Volt LoadsCurrent Load Watts Amperes Cord Lengths for 240 Volt LoadsStick Welding Procedure − Stick Welding Smaw GuidelinesElectrode and Amperage Selection Chart Striking an Arc − Scratch Start TechniqueStriking an Arc − Tapping Technique Poor Weld Bead Characteristics Good Weld Bead CharacteristicsPositioning Electrode Holder 10-30 9090 End View of Work AngleConditions That Affect Weld Bead Shape Electrode Movement During WeldingButt Joints Lap JointTee Joint 16 in 30 1.6 mm Tack WeldsTroubleshooting − Porosity Troubleshooting − Excessive SpatterWeld Test Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Excessive Penetration Troubleshooting − Burn-Through Troubleshooting − Waviness Of BeadTroubleshooting − Distortion Service Your distributor also givesSupport To locate a Distributor or Service Agency visit Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s

SECTION 6 − OPERATING THE WELDING GENERATOR

6-1. Controls (Standard Models) (See Section 6-2)