Miller Electric Metro 250D Connecting Battery and Installing Exhaust Pipe, Engine Prestart Checks

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4.2Connecting Battery and Installing Exhaust Pipe

ST-801 079-A / Ref. ST-175 918-C

	Y Stop engine.	Tools Needed:
	. Installation of exhaust pipe is
		7/16, 1/2 in
	optional.

Y Connect negative (−) cable last.

−

4.3Engine Prestart Checks

Check all fluids daily. Unit must be cold and on a level surface. Oil may be added at either oil fill.

Engine stops if oil pressure is low.

YHeavy loading during first 50 hours will damage engine. Keep load less than 225A (weld) or 7 kVA (power) for first 50 hours.

1 Exhaust Pipe

If unburned fuel and oil collect in ex- haust pipe during run-in, see Sec- tion 9.

Ref. ST-159 219-D

Full

Diesel

Full

OM-402

Image 22

Contents Processes OM-402BDescription From Miller to You Table of Contents Metro 250DPage Symbol Usage Safety Precautions − Read Before UsingArc Welding Hazards Engine Hazards Engine Exhaust Gases can kill Battery Explosion can BlindMoving Parts can cause injury Engine Heat can cause fireRadiation can cause interference Principal Safety StandardsEMF Information ARC Welding can cause interferenceUN Choc Électrique peut tuer Signification des symbolesConsignes de sécurité − lire avant utilisation LES Fumées ET LES GAZ peuvent être dangereuxDES 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’ouïeLA Chaleur DU Moteur peut pro- voquer un incendie DES Organes Mobiles peuvent provoquer des blessures’EXPLOSION DE LA Batterie peut LA Chute DE L’APPAREIL peut blesserÉlectrostatiques peuvent endommager les circuits imprimés Principales normes de sécuritéInformation sur les champs électromagnétiques UNE Remorque QUI Bascule peut entraîner des blessuresSymbols and Definitions DefinitionsGeneral Precautionary Label Battery Charging Label Fan and Moving Parts LabelHot Muffler Label Diesel Fuel LabelActivation Tag Falling Equipment Label− 50 h Std Do Not Use Ether Label Manufacturer’s Rating LabelDimensions, Weights, and Operating Angles SpecificationsWeld, Power, and Engine Specifications Volt-Ampere CurveFuel Consumption Duty Cycle and OverheatingInstalling Welding Generator InstallationAC Auxiliary Power Curve Location GroundingStop engine Connecting Battery and Installing Exhaust PipeEngine Prestart Checks Connect negative − cable last100 ft 30 m or Less Connecting to Weld Output TerminalsSelecting Weld Cable Sizes 10 − 60% 60 − 100% Duty 10 − 100% Duty CycleRef. ST-158 Remote 14 Receptacle RC1 InformationSocket Information Front Panel Controls Using Idle Lock SwitchOperating the Welding Generator PlugRemote Amperage and Contactor Control Auxiliary Power Receptacles Operating Auxiliary EquipmentMaintenance & Troubleshooting 100 Hrs Maintenance Changing Engine Oil and Oil Filter Do not clean housing with air hose Servicing Air CleanerTo Clean air filter Changing Fuel FiltersIdle Speed Adjustment Adjusting Engine SpeedWeld/Power Speed Adjustment Overload Protection Weld And Auxiliary Power CircuitsRemote Control Circuit Engine Control CircuitServicing Optional Spark Arrestor Welding TroubleshootingStop engine and let cool. Reinstall cleanout plug Trouble RemedyAuxiliary Power Troubleshooting Engine TroubleshootingUle OM-402 Electrical Diagram Circuit Diagram for Welding GeneratorSC-181 Wetstacking Run-In ProcedureHeavy loading during first Run-In Procedure Using Load Bank Load BankRun-In Procedure Using Resistance Grid Selecting Equipment Auxiliary 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 = Starting Amperage VoltsTypical Connections to Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible Current Load Watts AmperesParts List Main AssemblyST-801 488-A 11.1 PC6CB9 Panel, Front w/Components .1 Item 11.2 CB5Generator .1 Item Control Box w/Components .1 Item Diode BoardOM-402 Page OM-402 Page Options and Accessories Metro 250DCall Miller for your local Miller distributor Owner’s Record Miller Electric Mfg. Co

4.2Connecting Battery and Installing Exhaust Pipe

Y Stop engine.

Y Connect negative (−) cable last.

4.3Engine Prestart Checks