Lincoln Electric IM10051 manual Electrical Failures

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E-4		TROUBLESHOOTING		E-4

	Observe all Safety Guidelines detailed throughout this manual

	PROBLEMS		POSSIBLE	RECOMMENDED
	(SYMPTOMS)		CAUSE	COURSE OF ACTION

	ELECTRICAL FAILURES

Machine fails to come on		1.	No Input Voltage.
(LCD screen and LED display do 2.			Faulty supply plug or cable.
not illuminate)		3.	Internal fuse blown.
		4.	Input voltage not within range

Power output incorrect		1.	Incorrect setting up of the welding
			parameters.
		2.	Low mains supply voltage

No output current		1.	E01, E02, E03 DISPLAYED, and
			the yellow control panel LED on.

•Equipment Overheat. Allow machine to cool. The power should remain on so the fan can maintain airflow and cool the

	machine	If all recommended possible areas of
	2. E38 DISPLAYED• Input supply misadjustment have been checked
	voltage dipped low.	and the problem persists, Contact
	3. E39, E40 DISPLAYED	and the problem persists, Contact
	3. E39, E40 DISPLAYED	your local Lincoln Authorized
	• Input supply voltage out of range	your local Lincoln Authorized
	• Input supply voltage out of range	Field Service Facility.
	or loss of phase .
	4. E14, E15, or E18 DISPLAYED
	• Internal memory errors. (Contact
	your local Lincoln Electric
	Authorized Service Facility.)

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.

INVERTEC® V311-T AC/DC TIG

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Contents 11685 InvertecCalifornia Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding and Cutting Sparks can Cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéElectromagnetic Compatibility EMC Safety Vii Please Examine Carton and Equipment For Damage ImmediatelyOn-Line Product Registration Table of Contents Technical Specifications Invertec V311-T AC/DC TIG K2915-1 InstallationOperating Temperature Range Storage Temperature Range Invertec V311-T AC/DC TIGSelect Suitable Location Safety PrecautionsStacking TiltingInput Connections Reconnect ProcedurePower Cord Connection Input Plug InstallationSingle Phase Input Three Phase InputOutput and GAS Connection for TIG Welding Figure A.1 Output ConnectionsWork Cable Connection Output Connection for Stick Welding Figure A.2Shielding GAS Connection Remote Control ConnectionOperation Safety InstructionsGeneral Description Welding CapabilityLower Control Panel Figure B.2 Rear Control Panel Figure B.1User Interface Overview and Operation Push BUTTON/ROTARY Encoder Mode Push Buttons A-DDynamic LCD Display Status LED Lights Seven segment LED display HDynamic LCD Display Welding Modes Two Step with Arc Start SwitchTable B.2 TIG Trigger ModesTIG Pulse Modes Stick Trigger ModesSaving to Memory Recalling from MemoryWelding Parameters Symbol Unit Min MaxTable B.3 Parameter Parameter RangeFigure B.7 User Menu SET UP ParametersVRD Table B.4 SET UP Menu ParametersOptional COOL-ARC 35 Water Cooler Table B.4Tips for Improved TIG Starting Stick Crisp Mode Dynamic Current RegulationOptional Accessories AccessoriesField Installed Compatible EquipmentCable Plugs Safety Precautions MaintenanceInput Filter Capacitor Discharge Procedure Routine MaintenanceHOW to USE Troubleshooting Guide TroubleshootingTroubleshooting Problems in TIG Welding Field Service FacilityYour local Lincoln Authorized Electrical Failures Alarm ID Codes 5TROUBLESHOOTINGE-5Alarm Icon + Alarm Code + Alarm Type Icon ExxWiring Diagram Wiring DiagramsPrecaucion Warnung