Lincoln Electric Error Codes for the Flextec 450 CE, Error Description Corrective Action Code#

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TROUbLESHOOTING

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Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

USING THE STATUS LED TO TROUbLESHOOT SYSTEM PRObLEMS

Errors are displayed on the user interface. In addition, there are status lights on the control pc board and the switch pc board that contain error sequences.

Included in this section is information about the Status Lights and some basic troubleshooting charts for both machine and weld performance.

The status lights on the main control board and the switch pc board are dual-color LED’s. Normal operation for each is steady green.

Error Codes for the FLEXTEC™ 450 CE

Error

Description

Corrective Action

 

Code#

 

 

 

 

21

Internal Control Board Error.

Cycle power to the machine.

Machine needs to be turned off

 

24

 

 

and back on to reset.

 

716

 

If condition persists contact an authorized

 

 

718

 

Lincoln Field Service Shop.

 

 

 

 

 

 

 

31

Primary Over Current.

Check the input power (voltage and frequency).

Machine needs to be turned off

 

 

 

Verify the primary reconnect is properly config-

and back on to reset.

 

 

 

ured for the input voltage.

 

 

 

 

If condition persists contact an authorized

 

 

 

 

Lincoln Field Service Shop.

 

 

 

 

 

 

 

45

VRD™ Voltage limit exceded.

If condition persists contact an authorized

Machine needs to be turned off

 

 

 

Lincoln Field Service Shop.

and back on to reset.

 

 

 

 

 

 

711

CAP bank over-voltage or under-

If condition persists contact an authorized

Machine needs to be turned off

 

 

voltage.

Lincoln Field Service Shop.

and back on to reset.

 

 

 

 

 

 

712

Communication or Switch Board

If condition persists contact an authorized

Weld Terminals Remote: Re-

 

 

Fatal.

Lincoln Field Service Shop.

trigger to recover from error.

 

 

 

 

Weld Terminals Local: Toggle

 

 

 

 

Remote/Local Switch to recover

 

 

 

 

from error.

 

 

 

 

 

 

713

Input Power Misconnect – Supply

Verify the input supply voltage to the machine is

Machine needs to be turned off

 

 

Voltage too High.

within rated specifications.

and back on to reset.

 

 

 

 

 

 

714

Input Power Misconnect – Supply

Verify the input supply voltage to the machine is

Machine needs to be turned off

 

 

Voltage too Low.

within rated specifications.

and back on to reset.

 

 

 

 

 

 

715

Switchboard Under-voltage Lock

Verify input voltage level.

Machine needs to be turned off

 

 

Out.

 

and back on to reset.

 

 

 

If condition persists contact an authorized

 

 

 

 

Lincoln Field Service Shop.

 

 

 

 

 

 

 

717

Control Board Mis-configuration.

Verify that the wiring to connector J5 on the

Machine needs to be turned off

 

 

 

control board matches the machine wiring dia-

and back on to reset.

 

 

 

gram.

 

 

 

 

If condition persists contact an authorized

 

 

 

 

Lincoln Field Service Shop.

 

 

 

 

 

 

 

719

Internal Switchboard Error.

Cycle Power to the machine.

Machine needs to be turned off

 

 

 

 

and back on to reset.

 

 

 

If condition persists contact an authorized

 

 

 

 

Lincoln Field Service Shop.

 

 

 

 

 

 

 

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.

FLEXTEC™ 450 CE

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Contents Safety Depends on You Flextec 450 CESafety California Proposition 65 WarningsElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTAbLE of Contents Voltage InstallationTechnical Specifications Flextec 450 CE ConductorProcess Output Range Amperes Model Height Width Depth WeightOperating Temperature Range Storage Temperature Range OCV Uo OCV UrEnvironmental Limitations Safety PrecautionsStacking VRD Voltage Reduction DeviceInput Fuse and Supply Wire Considerations Input ConnectionPIN Connector for Wire Feeder PIN Remote Control ConnectorFunction Pin Wiring CAbLE ConnectionsGeneral Guidelines Recommended Electrode and Work CAbLE SIzES for ARC WeldingControl CAbLE Connections TAbLE A.1 Output CAbLE GuidelinesOperation Safety PrecautionsInput Power OFF High Temperature Protective Design FeaturesProduct Description GroundRecommended Processes Recommended Processes EquipmentEquipment Limitations Process LimitationsCase Front Control Descriptions Figure b.1Case bACK Control Common Welding ProceduresPOWER-UP Sequence Weld Controls and DisplaysVRD Voltage Reduction Device Indicator Light VRD Indicator LightsGtaw BASIC Modes of OperationMmaw Weld Terminals On/RemoteCV-GAS CV-INNERSHIELDGeneral Options AccessoriesOptions / Accessories TIG OptionsPERIODIC MAINTENANCE MaintenanceRoutine Maintenance Visual InspectionTROUbLESHOOTING POSSIbLE PRObLEMSSymptoms Cause Recommended Course of ActionError Codes for the Flextec 450 CE Error Description Corrective Action Code#Diagrams Dimension Print Flextec 450 CE Precaucion Warnung