Miller Electric Metro 250D manual Run-In Procedure, Wetstacking, Heavy loading during first

Page 40

9.Run-In Procedure

9.1Wetstacking

Y Heavy loading during first 50

runin2 12/96

 

hours will damage engine.

 

Keep load less than

225A

 

(weld) or 7 kVA (power) for

 

first 50 hours.

 

2

. Do not idle engine longer than

 

necessary. Piston rings

seat

 

faster if engine runs at weld/

 

power rpm, and the welding

 

generator is kept loaded during

 

run-in.

 

 

1Welding Generator

2Engine Exhaust Pipe

Wetstacking is unburned fuel and oil in the exhaust pipe and occurs during run-in if the engine is run too long at light load or idle rpm.

If exhaust pipe is coated with a wet,

 

black, tar-like substance, dry the

1

engine using one of the following

 

run-in procedures.

 

See the engine manual for addition- al engine run-in information.

36

OM-402

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Contents Processes OM-402BDescription From Miller to You Table of Contents Metro 250DPage Symbol Usage Safety Precautions − Read Before UsingArc Welding Hazards Engine Hazards Battery Explosion can Blind Moving Parts can cause injuryEngine Exhaust Gases can kill Engine Heat can cause firePrincipal Safety Standards EMF InformationRadiation can cause interference ARC Welding can cause interferenceSignification des symboles Consignes de sécurité − lire avant utilisationUN Choc Électrique peut tuer LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un in- cendie ou une explosion DES Particules Volantes peuvent blesser les yeuxDES Pièces Chaudes peuvent provoquer des brûlures graves LE Bruit peut affecter l’ouïeDES Organes Mobiles peuvent provoquer des blessures ’EXPLOSION DE LA Batterie peutLA Chaleur DU Moteur peut pro- voquer un incendie LA Chute DE L’APPAREIL peut blesserPrincipales normes de sécurité Information sur les champs électromagnétiquesÉlectrostatiques peuvent endommager les circuits imprimés 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 LabelSpecifications Weld, Power, and Engine SpecificationsDimensions, Weights, and Operating Angles Volt-Ampere CurveFuel Consumption Duty Cycle and OverheatingInstallation AC Auxiliary Power CurveInstalling Welding Generator Location GroundingConnecting Battery and Installing Exhaust Pipe Engine Prestart ChecksStop engine Connect negative − cable lastConnecting to Weld Output Terminals Selecting Weld Cable Sizes100 ft 30 m or Less 10 − 60% 60 − 100% Duty 10 − 100% Duty CycleRef. ST-158 Remote 14 Receptacle RC1 InformationSocket Information Using Idle Lock Switch Operating the Welding GeneratorFront Panel Controls PlugRemote Amperage and Contactor Control Auxiliary Power Receptacles Operating Auxiliary EquipmentMaintenance & Troubleshooting 100 Hrs Maintenance Changing Engine Oil and Oil Filter Servicing Air Cleaner To Clean air filterDo not clean housing with air hose Changing Fuel FiltersIdle Speed Adjustment Adjusting Engine SpeedWeld/Power Speed Adjustment Weld And Auxiliary Power Circuits Remote Control CircuitOverload Protection Engine Control CircuitWelding Troubleshooting Stop engine and let cool. Reinstall cleanout plugServicing Optional Spark Arrestor 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 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 = 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
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