Lincoln Electric 4000 manual Possible Areas, Symptoms

Page 42

E-2		TROUBLESHOOTING	E-2

	Observe all Safety Guidelines detailed throughout this manual

	PROBLEMS	POSSIBLE AREAS OF	RECOMMENDED
	(SYMPTOMS)	MISADJUSTMENT(S)	COURSE OF ACTION

PROBLEMS

No generator power or welding output. 1. Disconnect anything plugged into
	auxiliary receptacles and weld loads.
2.	Open lead in flashing or field circuit.
3.	Open flashing diode (D1)
4.	Faulty brushes.
5.	Faulty rheostat (R1).
6.	Faulty field rectifier (D1).
7.	Faulty capacitor (C1).
8.	Faulty stator field winding.
9.	Faulty rotor.
10. Dirty slip rings, clean slip rings when
	not in use.

Generator power is available but unit 1.	Loose connection to output stud.
will not weld.
2.	Work not connected.
3.	Electrode holder loose.
4.	No open circuit voltage at output
	studs. Open lead in weld circuit.

If all recommended possible areas of misadjustment have been checked and the problem persists,

Contact your local Lincoln Authorized Field Service Facility.

5.Faulty reactor (L1).

6.Rheostat (R1) lead broke

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

POWER-ARC 4000

Image 42

Contents POWER-ARC Safety California Proposition 65 WarningsElectric Shock can kill Welding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Please Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationMaster Table of Contents for ALL Sections Installation Technical Specifications POWER-ARCStoring Safety PrecautionsLocation and Ventilation Engine Exhaust can killPRE-OPERATION Engine Service Spark Arrester Power-Arc 4000 Typical Fuel ConsumptionMuffler Deflector 8 HP Carb. Certified 9 HP Honda 9 HP Kool Bore PlusElectrical Output Connections Welding Cable ConnectionsCable Size and Length Machine Grounding Auxiliary Power ReceptaclesCable Installation Plugs and HAND-HELD EquipmentPremises Wiring Circuit BreakersTable A.2 Electrical Device USE with the POWER-ARC Type Common Electrical Devices Possible ConcernsOperating Instructions Safety InstructionsOperation General DescriptionRecommended Applications Operational Features and ControlsDesign Features Advantages Welding CapabilityControls and Settings GENERATOR/WELDER ControlsGasoline Engine Controls Engine Operation Before Starting the EngineStarting the Engine Stopping the Engine Running the EngineBREAK-IN Period Generator Operation General InformationTable B.3 Generator Power Applications Welding Operation Control Function / Operation Current Control DialMaterial Thickness Electrode Type Size Setting Welding GuidelinesStick Welding What Happens in the Arc? Welding arcCorrect Welding Position Correct Arc Length Correct Way to Strike An ArcCorrect Welding Speed Use the following Common MetalsTypes of Welds Do the followingMultiple Pass Welds PenetrationFillet Welds Welding in the Vertical PositionVertical-Up Welding Vertical-Down WeldingWelding Sheet Metal How to Hardface the Sharp Edge Metal to Ground WearOverhead Welding Hardfacing To Reduce WearWelding Cast Iron Cast Iron Plate PreparationHigh-Speed Group AWS E6013 Selecting ElectrodesOut-of-Position Group AWS E6011 Low Hydrogen Group Stable-Arc E7018Accessories OPTIONS/ACCESSORIESLincoln Electric Accessories Engine Maintenance MaintenanceRoutine and Periodic Maintenance Engine AdjustmentsFigure D.2 Clean Rotating SCREEN/FINGER GUARD/DEBRIS Guard Table D.1 Engine Maintenance Parts PartHonda GENERATOR/WELDER Maintenance Figure D.5. Brush Removal and ReplacementFigure D.6. Major Component Locations Troubleshooting HOW to USE Troubleshooting GuideSymptoms Possible AreasTroubleshooting Engine requires service to head, head gasket, and/or valves Diagrams Wiring Diagram Power ARC 4000 Codes 10671 4000 POWER-ARC POWER-ARC Precaucion Warnung