Manuals / Miller Electric / Power Tools / Welding System

Miller Electric 301 G Connecting The Battery, Installing Exhaust Pipe, Y Stop engine and let cool

Models: 301 G

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5-4. Connecting The Battery

Tools Needed:

3/8, 1/2 in

5-5. Installing Exhaust Pipe

Tools Needed: 1/2 in

YConnect negative (−) cable last.

+ −

Ref. 800 394-C / Ref. 211 909 / Ref. S-0756-D

YStop engine and let cool.

YEngine backfire can cause se- vere burns or other injuries. Do not point exhaust pipe to- ward control panel. Keep away from exhaust outlet.

.Point exhaust pipe in desired di-

rection but always away from front panel and direction of travel.

801 681 / Ref. 211 909

OM-4411 Page 18

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Miller Electric 301 G manual Connecting The Battery, Installing Exhaust Pipe, Y Connect negative − cable last

Contents

Processes Miller LegendR 301 GOM-4411207 283E DescriptionFrom Miller to You TABLE OF CONTENTS SECTION 5 − INSTALLATION8-4. Servicing Air Cleaner TABLE OF CONTENTS8-2. Maintenance Label 8-3. Servicing Optional Spark Arrestor 8-6. Overload Protection 8-7. TroubleshootingSECTION 1 − SAFETY PRECAUTIONS − READ BEFORE USING 1-1. Symbol Usage1-2. Arc Welding Hazards Means “Note” not safety relatedWELDING can cause fire or explosion 1-3. Engine HazardsBATTERY EXPLOSION can BLIND FLYING METAL can injure eyesSTEAM AND HOT COOLANT can burn 1-5. Additional Symbols For Installation, Operation, And Maintenance1-4. Compressed Air Hazards ENGINE EXHAUST GASES can kill1-8. EMF Information 1-7. Principal Safety Standards1-6. California Proposition 65 Warnings READ INSTRUCTIONS2-2. Dangers relatifs au soudage à l’arc 2-1. Signification des symbolesSECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION UN CHOC ÉLECTRIQUE peut tuerDES PARTICULES VOLANTES peuvent blesser les yeux 2-3. Dangers existant en relation avec le moteurLE SOUDAGE peut provoquer un in- cendie ou une explosion DES PIÈCES CHAUDES peuvent provoquer des brûlures gravesDES ORGANES MOBILES peuvent provoquer des blessures 2-4. Dangers liés à l’air compriméL’EXPLOSION DE LA BATTERIE peut RENDRE AVEUGLE LA CHALEUR DU MOTEUR peut pro- voquer un incendieLE SURCHAUFFEMENT peut endom- mager le moteur électrique 2-6. Principales normes de sécurité2-7. Information sur les champs électromagnétiques LES ÉTINCELLES VOLANTES ris- quent de provoquer des blessuresSECTION 3 − DEFINITIONS 3-1. Symbol DefinitionsWork like a Pro 4-3. Dimensions, Weights, and Operating Angles SECTION 4 − SPECIFICATIONS4-2. Weld, Power, And Engine Specifications 4-1. Description4-4. Fuel Consumption While Welding And Using Generator Power 4-5. Generator Power CurveWork like a Pro 4-6. Duty CycleY Exceeding duty cycle can damage unit and void warranty Continuous WeldingA. CC/DC Stick Mode 4-7. Stick And MIG Mode Volt-Ampere CurvesB. CV/DC MIG Mode 4-8. DC TIG Mode Volt-Ampere Curves Work like a ProMovement Y Do not lift unit from end SECTION 5 − INSTALLATION5-1. Installing Welding Generator LocationTo improve cold weather starting Keep battery in good condition 5-2. Engine Prestart ChecksFollow run-in procedure in engine manual Store battery in warm area Use correct grade oil for cold weatherWhen electrolyte is low, add 5-3. Activating The Dry Charge Battery If ApplicableY Do not overfill battery cells Y Read and follow all instrucY Connect negative − cable last 5-4. Connecting The Battery5-5. Installing Exhaust Pipe Y Stop engine and let coolConnecting To Weld Output Terminals Selecting Weld Cable Sizes115 VOLTS AC 5-8. Remote Receptacle Information24 VOLTS AC AMPERAGEFor wetter weld puddle for mild steel 5-9. Adjusting Wire MIG Weld Puddle ConsistencyY Stop engine and let cool For wettest weld puddle for stainless steelSECTION 6 − OPERATING WELDING GENERATOR 6-1. Front Panel ControlsControlling Engine Speed And Weld/Generator Power Output 6-2. Description Of Front Panel ControlsGenerator power is available at recep Speed Control Switch In Weld Engine Control Switch in 3600/2400 RPMSwitch Setting 6-3. Process SwitchProcess Switch Settings ProcessEngine runs at weld speed when 6-4. Remote Amperage/Voltage Controltween pins A and B example receptacle makes closure beControlling Engine Speed And Weld/Generator Power Output 7-1. 60 Hz Generator Power Receptacles And Circuit BreakersSECTION 7 − OPERATING AUXILIARY EQUIPMENT Generator power is available atceptacle RC3 7-2. Variable Frequency Hz Generator Power Receptacle RC3Work like a Pro 1 120 V 20 A Variable FrequencyCurrent Available in Amperes Each 120 V DuplexReceptacle ReceptacleEvery 8 h SECTION 8 − MAINTENANCE & TROUBLESHOOTING8-1. Routine Maintenance 20 hY Stop engine and let cool 8-2. Maintenance Label8-3. Servicing Optional Spark Arrestor 803 127 / Ref. 211Y Do not run engine without air cleaner or with dirty element 8-4. Servicing Air CleanerY Stop engine Y Close valve and valve cap before adding oil and run- ning engine 8-5. Changing Engine Oil, Oil Filter, And Fuel FilterY Stop engine and let cool Y Stop engine, tighten connec- tions as necessary, and wipe up fuelWhen a circuit breaker or fuse 8-6. Overload ProtectionY Stop engine Trouble 8-7. TroubleshootingA. Welding RemedyTrouble B. 60 Hz Generator Power Receptacles RC1 And RC2C. Variable Frequency Generator Power Receptacle RC3 RemedyTrouble D. EngineRemedy Over 80,000 trained since Start Your Professional Welding Career Now400 Trade Square East, Troy, Ohio SECTION 9 − ELECTRICAL DIAGRAM Figure 9-1. Circuit Diagram For Welding GeneratorOM-4411 Page 211 395-C10-2. Grounding Generator To Truck Or Trailer Frame SECTION 10 − GENERATOR POWER GUIDELINES10-1. Selecting Equipment has this symbolearth ground if supplying 10-3. Grounding When Supplying Building Systems10-4. How Much Power Does Equipment Require? Use ground device as statedIndustrial Motors 10-5. Approximate Power Requirements For Industrial Motors10-6. Approximate Power Requirements For Farm/Home Equipment RatingRating 10-7. Approximate Power Requirements For Contractor EquipmentContractor Starting WattsSingle-Phase Induction Motor Starting Requirements 10-8. Power Required To Start Motor10-9. How Much Power Can Generator Supply? Motor Start10-10. Typical Connections To Supply Standby Power Work like a ProCurrent 10-11. Selecting Extension Cord Use Shortest Cord PossibleCord Lengths for 120 Volt Loads Load Watts14 Gauge .078 in 1/8 in .125 in 3/16 in .188 in 1/4 in .25 in MATERIAL THICKNESS REFERENCE CHART 24 Gauge .025 in 22 Gauge .031 in20 Gauge .037 in 18 Gauge .050 in 16 Gauge .063 in 5/16 in .313 in 3/8 in .375 in 1/2 in .5 inFigure 11-1. Main Assembly SECTION 11 − PARTS LISTFigure 11-1. Main Assembly Grommet, Plastic Neck Filler FuelStart Your Professional Welding Career Now Figure 11-1. Main Assembly ContinuedOver 80,000 trained since Figure 11-2. Panel Figure 11-2. PanelFront w/Components Front w/Components Figure 11-1 ItemFigure 11-2. Panel, Front w/Components Continued Figure 11-2. Bracket w/Components Figure 11-1 Item Figure 11-3. Bracket w/ComponentsHardware is common and not available unless listed Figure 11-4. Generator Figure 11-4. Generator Figure 11-1 ItemStator, Generator Call 1-800-4-A-MILLER for your local Miller distributor Warranty Questions?Service SupportPlease complete and retain with your personal records For ServiceOwner’s Record Always provide Model Name and Serial/Style Number