Lincoln Electric S350 manual Input Control Board

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E-4		TROUBLESHOOTING		E-4
		Observe all Safety Guidelines detailed throughout this manual

		INPUT CONTROL BOARD

		Error Code #	Indication

	331	Peak input current limit	Input current limit has been exceeded. Typically indicates short
			term power overload. If problem persists contact Service
			Department.

	333	Under-voltage lockout	+15 VDC supply on Input control board too low. Verify input voltage
			is within the acceptable range. If problem persists contact service
			department.

	336	Thermal Fault	Thermostat on primary module tripped. Typically caused by bottom
			fan not working.

	337	Pre-charge timeout	Problem with start-up sequence. If problem persists contact Service
			Department.

	346	Transformer primary over current	Transformer current too high. Typically indicates short term power
			overload. If problem persists contact service department.

	Other		Contact the Service Department.

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 WAVE® S350

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Contents Safety Depends on You Power Wave S350California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding and Cutting Sparks can Cause fire or explosionSûreté Pour Soudage a LʼArc Précautions DE SûretéThank You Table of Contents Technical Specifications Power Wave S350 InstallationOperating Temperature Range Model Height Width Depth WeightStorage Temperature Range Process Output Range AmperesEquipment can Cause injury FallingPower Cord Replacement Input Fuse and Supply Wire ConsiderationsInput Connection Input Voltage SelectionGtaw TIG Welding Connection DiagramsSmaw Stick Welding Gmaw MIG WeldingMIG Process Output Cable Guidelines Table A.1 Recommended Work Cable Sizes for ARC WeldingCable Inductance and ITS Effects on Welding Remote Sense Lead SpecificationsTable A.2 WaveWork Voltage Sensing Electrode Voltage SensingVoltage Sensing Considerations for Multiple ARC Systems If Sense Leads are not UsedIf Sense Leads are Used Figure A.8 Product specific Installation Instructions Connection Between Power Source and Ethernet NetworksControl Cable Connections Safety Precautions OperationElectric Shock can Kill Recommended Processes and Equipment Product DescriptionEquipment Limitations Product SummaryLoaded with Standard Features Design FeaturesPIN Connector Optional Case Front ControlsSee Figure B.2 for Code See Figure B.2a for Code Case Back ControlsMaking a Weld Common Welding ProceduresNON-SYNERGIC Welding Modes Synergic Welding ModesSynergic CV Constant Voltage WeldingNon Synergic CV All CV ModesFigure B.4 Accessories KITS, Options and AccessoriesGeneral Options Order K704 Remote Output Control Order K875 Accessory KIT 400 AMPRoutine Maintenance MaintenancePeriodic Maintenance Calibration Specification HOW to USE Troubleshooting Guide TroubleshootingTable E.1 Using the Status LED to Troubleshoot System ProblemsMain Control Board Status Light Error Code # IndicationInput Control Board Basic Machine Problems Weld and Arc Quality Problems Troubleshooting Ethernet Numberingcavity Diagrams27.43 13.91 18.81 18.36 Dimension PrintPrecaucion Warnung