Lincoln Electric IM10030 manual PRObLEMS, Symptoms, POSSIbLE, Cause Recommended Course of Action

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E-2	TROUbLEShOOTING	E-2

	Observe all Safety Guidelines detailed throughout this manual

PRObLEMS

(SYMPTOMS)

POSSIbLE

CAUSE

RECOMMENDED

COURSE OF ACTION

No welder output power or Auxiliary	1.	Open in miscellaneous leads.
Power.
	2.	Open lead in flashing or field
		circuit.
	3.	Faulty rotor.
	4.	Faulty Potentiometer (R1).
	5.	Faulty stator Field winding.
	6.	Faulty Field rectifier (On PCB*).
	7.	Faulty P.C. Board.

Engine will not idle down to low	1.	Idler switch on High Idle.
speed.
	2.	Insufficient voltage present on
		idler solenoid terminals.
		(Voltage should be 12V to 14V
		DC).
	3.	External load on welder or
		auxiliary power.
	4.	Faulty wiring in solenoid circuit.
	5.	Faulty idler solenoid.
	6.	Faulty P.C. Board.

Engine will not go to high idle when	1.	Poor work lead connection to
attempting to weld.		work.
	2.	No voltage signal from the
		current sensor.
	3.	No open circuit voltage on
		output studs.
	4.	Faulty P.C. Board.

If all recommended possible areas of misadjustment have been checked and the problem persists, Contact your local Lincoln Authorized Field Service Facility.

* Printed Circuit Board (PCB)

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.

RANGER® 3 PhASE

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Contents Ranger 3 Phase Safety Depends on YouSafety California Proposition 65 WarningsSafety Welding and Cutting Sparks can Cause fire or explosion Précautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTAbLE of Contents Installation AIR Cleaner Engine Idler Muffler Engine ProtectionReceptacles Valve Lifters Fuel System GovernorSpark Arrester Safety PrecautionsTowing PRE-OPERATION Service BATTERY ConnectionsGasoline Fuel only GasolineAdditional Safety Precaution Angle of OperationLifting Muffler Outlet PipeConnection of Lincoln Electric Wire Feeders Additional Safety PrecautionsInstructions Location / VentilationAuxiliary Power Welder OperationWelder Output 120/240 Volt Dual Voltage ReceptacleMotor Starting Ground WireType Common Electrical Devices Possible Concerns Simultaneous Welding and Power Auxiliary Power WhILE WeldingSTANDbY Power Connections Connection of Ranger 3 PhASE to Premises Wiring Figure A.1Engine SWITCh OperationGENERAL DESCRIPTION Welder Controls Function and OperationRanger 3 PhASE Approximate Fuel Consumption Control DialSTARTING/ShUTDOWN Instructions BREAK-IN PeriodStopping ThE Engine Running PERIODS. Remove Loads and Allow Engine toWelding Process Typical Current Ranges 1 for Tungsten ELECTRODES2Stick Constant Current Welding SCRATCh Start TIG Constant Current WeldingWire Feed Welding Processes Constant Voltage Electrode Current Range SettingProcess Used Mode Welding ARC GougingAccessories Optional Equipment Field InstalledWIRE FEED RECOMMENDED EQUIPMENTStick TIGMaintenance Safety PrecautionsRoutine Maintenance Engine OIL ChANGEAIR Cleaner and OThER Maintenance OIL Filter ChANGEEngine Maintenance Parts Engine AdjustmentsSlip Rings TROUbLEShOOTING PRObLEMS SymptomsPOSSIbLE Cause Recommended Course of ActionTROUbLEShOOTING Diagrams Diagrams Dimension Print M22327Ranger 3 PhASE Precaucion Warnung