Miller Electric Big Blue 502P, Big Blue 402P, Big Blue 602P manual Maintenance & Troubleshooting

Page 38

SECTION 9 − MAINTENANCE & TROUBLESHOOTING

9-1. Routine Maintenance

Note	Follow the storage procedure in the engine owner’s manual if the unit will not be used for an
	extended period.

Recycle engine

fluids.

YStop engine before maintaining.

.See Engine Manual and Maintenance Label for important start-up, service, and storage information. Service unit more often if used in severe conditions.

*To be done by Factory Authorized Service Agent.

Every 8 h

Wipe

Spills.

Coolant

Full

OIL

Full

Check Fluid	FUEL	Drain Water
	WATER
Levels. See		From Fuel

Section 5-7.		System.

Every 50 h

Clean Air Filter.

See Section 9-3.

Clean And

Tighten

Weld

Terminals.

Every 100 h

Check air cleaner hoses for cracks and loose clamps.

Clean And

Tighten

Battery

Connections.

	Every 200 h
1/2 in.	Check Belt
(13 mm)	Tension.

Every 250 h

Replace

Unreadable

Labels.

Check And

Clean Spark

Arrestor. See

Section 9-4.

Continued on next page.

OM-491 Page 34

Return To Table Of Contents

Image 38

Contents Description OM-491Processes From Miller to You Table of Contents 11-3 11-111-2 Symbol Usage Arc Welding HazardsEngine Hazards Compressed Air Hazards EMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings Radiation can cause interferenceUN Choc Électrique peut tuer Signification des symboles− Consignes 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 ’EXPLOSION DE LA Batterie peutDES Organes Mobiles peuvent provoquer des blessures ’AIR Comprimé peut provoque r des blessuresPrincipales normes de sécurité Information sur les champs électromagnétiques− Definitions − SpecificationsSymbols And Definitions Weld, Power, And Engine Specifications Dimensions, Weights, And Operating AnglesVolt-Ampere Curves For CC Models 55−90TIG Mode Stick ModeMIG Mode Volt-Ampere Curves For CC/CV ModelsDuty Cycle And Overheating Exceeding duty cycle can damage unit and void warrantyFuel Consumption 100% Duty Cycle At 400 Amperes12 kVA/kW Single-Phase AC Output No Weld Load AC Generator Power CurveOptional Three-Phase Generator Curves 20 kVA/kW Three-Phase AC Output No Weld LoadMovement Location Grounding − InstallationInstalling Welding Generator Airflow ClearanceMounting Surface Mounting Welding GeneratorSupporting The Unit To Bolt Unit In PlaceStop engine and let cool Using Lifting EyeInstalling Exhaust Pipe Charger Activating The Dry Charge Battery If ApplicableRead and follow all instruc Connecting The Battery Connect Negative − Cable LastFuel Do not use gasoline. Gasoline will damage engine Coolant Recovery TankEngine Prestart Checks OilConnecting To Weld Output Terminals Selecting Weld Cable SizesConnecting To Remote 14 Receptacle RC14 On CC/CV Models Socket− Operating Welding Generator − CC Models Front Panel Controls For CC Models See SectionEngine Starting Controls Engine Indicator LightsDo not switch under load To StartWeld Control/Arc Condition Information Label Connect optional remote control to RC13 see Section ExampleRemote Amperage Control On CC Models Optional OM-491 − Operating Welding Generator − CC/CV Models Front Panel Controls For CC/CV Models See SectionVoltage/Amperage Adjust Control Voltage/Amperage Adjust Switch And Remote 14 ReceptacleProcess/Contactor Switch On CC/CV Models Process/Contactor Switch SettingsSet Remote Set Range Remote Voltage/Amperage Control On CC/CV Models OptionalExample Combination Remote Amperage Control Stick Process− Operating Auxiliary Equipment Volt And 240 Volt ReceptaclesRear Of Panel Single-Phase Power Connection Single-Phase Generator PowerThree-Phase Power Connection Circuit Breaker CB2 Circuit Breaker CB3 Optional Generator Power Receptacles240 V 15 a AC South African Receptacle RC1 − Maintenance & Troubleshooting Every 800 h Every 400 hEvery 500 h Every 1000 hMaintenance Label To clean air filter Servicing Air CleanerBy the warranty Do not clean housing with air hoseInspecting And Cleaning Optional Spark Arrestor Muffler Reinstall cleanout plug Tools Needed 3/8Weld/Power Speed Adjustment Adjusting Engine SpeedModels With Automatic Idle Optional Idle Speed Adjustment Engine Speed No LoadServicing Fuel And Lubrication Systems Overload Protection Stop engineStart Engine With No Load Applied Diagnosing Causes Of Engine Fault ShutdownsDiagnostic Checks While Running ConditionTroubleshooting Welding − CC ModelsWelding − CC/CV Models Engine Standard Generator PowerOptional Three-Phase Generator Power CC/CV Models Only Ing harness and components Shutdown switch is released OutTemperature is too high see Sections 5-7and Air in fuel system. See engine manualReturn To Table Of Contents − Electrical Diagrams Circuit Diagram For CC Welding Generator215 304-A Circuit Diagram For CC/CV Welding Generator 215 305-A Welding Generator − RUN-IN ProcedureWetstacking Stop engine Do not touch hot exhaust Run-In Procedure Using Load BankProcedure at less than From flammables Do not PerformFrom flammables Run-In Procedure Using Resistance GridBank/grid Do not perform run-inGrounding 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 = WattsIndustrial 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 xTypical Connections To Supply Standby Power Work like a ProSelecting Extension Cord Use Shortest Cord Possible Current Load Watts Amperes105 CC only 102 106 107 100 − Parts List114 113 110 109 116 Big Blue 502, 602 Only 115 114Dia Part Mkgs Description Quantity Dia Part 124 Control Box Assembly − CC Models Control Box Assembly − CC/CV Models Control Box Assembly − CC/CV Models -1Item Panel, Front w/Components − CC Models MS1 Panel, Front w/Components − CC/CV Models Panel, Front w/Components − CC/CV Models -1ItemPC6 192 Generator Generator -1Item Main Rectifier Assembly Support ServiceYour distributor also gives Your distributor and/or equipment manufacturer’s Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Transportation Department

Big Blue 602P, Big Blue 502P, Big Blue 402P specifications

Miller Electric is a well-respected name in the welding industry, known for its high-quality portable welders that cater to a wide range of applications. Among their iconic products are the Big Blue 502P, Big Blue 402P, and Big Blue 602P, each offering unique features and capabilities suited to professional welders.

The Miller Big Blue 502P is recognized for its robust construction and high-performance capabilities. Powered by a reliable diesel engine, it provides 500 amps of welding power at a duty cycle of 100%. This model is particularly favored for its versatility, accommodating both stick and TIG welding processes. One of its key technologies is the Auto-Set feature, which automatically adjusts settings for optimal performance based on the material thickness. This welder also boasts a user-friendly interface, complete with easy-to-read digital displays for monitoring essential parameters.

In contrast, the Big Blue 402P offers a slightly lower welding output while maintaining many of the advanced features seen in its larger counterpart. With a maximum output of 400 amps, it is perfectly suited for light to medium-duty applications. The 402P is particularly lightweight for a diesel welder, making it an ideal choice for contractors who need mobility without sacrificing power. It includes the X-Mode technology, which ensures reliable performance in challenging conditions and offers an intuitive control panel for ease of use.

The Big Blue 602P, on the other hand, stands out for its high output and exceptional reliability. With a maximum capacity of 600 amps, this machine is designed for heavy-duty applications, making it perfect for industrial settings. The welder features advanced cooling systems and robust construction, which enhance durability and longevity. One notable characteristic of the 602P is its ability to handle various welding processes, including Stick, TIG, and MIG, making it a versatile tool for skilled welders. Additionally, the Big Blue 602P incorporates advanced inverter technology, resulting in a lighter and more energy-efficient model without compromising power performance.

All three models benefit from Miller's commitment to innovation and user-centric design features. Built to thrive in tough work environments, the Big Blue series is equipped with protective casings and vibration-resistant components. Safety is also a priority, with several built-in features that help protect users during operation.

In summary, the Miller Electric Big Blue 502P, 402P, and 602P each bring unique strengths to the welding market. Their notable features include advanced technologies, robust construction, and versatile applications, ensuring that professionals have the right tool for any welding job. Whether for light-duty tasks or heavy industrial applications, Miller Electric's Big Blue series remains a cornerstone for welders around the globe.