Lincoln Electric ES 275I specifications Facility, See Input Voltage Reconnect Procedure

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E-6

 

TROubLEShOOTING

E-6

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

 

 

PRObLEMS

POSSIbLE

RECOMMENDED

 

 

(SYMPTOMS)

CAuSE

COuRSE OF ACTION

 

 

 

 

 

 

OuTPuT PRObLEMS

The machine will not produce more than 200 amps.

1. This may be normal operation. If

 

the output current exceeds 300

 

amps, an electronic protection

 

circuit will reduce the current to

 

less than 200 amps. The machine

 

will continue to produce this low

 

current until the protection circuit

If all recommended possible areas of

is reset. Reset occurs when the

output load is removed.

misadjustment have been checked

and the problem persists, Contact

 

2. Check the input voltage and input

your local Authorized Field Service

Facility.

voltage reconnect procedures.

 

See Input Voltage Reconnect

 

Procedure.

 

3. Check for loose or faulty welding

 

cables.

 

 

 

CAuTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, con- tact your local authorized field service facility for technical troubleshooting assistance before you proceed.

ES 275i

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Contents RED-D-ARC Safety Electric Shock can kill Iii Welding and Cutting Sparks can Cause fire or explosionPRÉCAuTIONS DE Sûreté IvSAFETYThank You TAbLE of Contents ThREE PhASE Single PhASE Technical Specifications ESINPuT Connections Safety PRECAuTIONSSelect SuITAbLE Location HIGh FREQuENCY ProtectionOuTPuT CAbLES INPuT Voltage Reconnect PROCEDuREOuTPuT Connections Limitations Operational FEATuRESWelding CAPAbILITY Full range is from -10Soft to +10Crisp LOCAL/REMOTE SWITCh PlaceMode SWITCh TIG Welding Constant CuRRENT ProcessesPIN Remote Receptacle Stick WeldingThERMAL Protection POWER-uP SEQuENCEFIGuRE D.1 Location of INPuT Filter Capacitor Terminals INPuT Filter Capacitor DISChARGE PROCEDuREROuTINE MAINTENANCE FIGuRE D.2 Location of Maintenance Components HOW to uSE TROubLEShOOTING GuIDE TROubLEShOOTINGBoard can be dam- aged by static electricity PC bOARD TROubLEShOOTING PROCEDuRESInput Voltage Reconnect PRObLEMS POSSIbLESymptoms CAuSE COuRSE of ActionVoltage Reconnect Procedure See Installation Section of this Facility See Input Voltage Reconnect ProcedureWelding PRObLEMS Wiring DIAGRAM- Code Wiring Diagram RED-D-ARC ES275iG4365-4 Electrical L11981 Dimension PrintPage Precaucion Warnung