Lincoln Electric 455 manual Troubleshooting Guide, Contact your local Lincoln

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E-3

 

 

 

TROUBLESHOOTING

 

E-3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

TROUBLESHOOTING GUIDE

 

 

 

 

 

Observe Safety Guidelines

 

 

 

 

 

 

 

detailed in the beginning of this manual.

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

 

POSSIBLE AREAS OF

 

RECOMMENDED

 

(SYMPTOMS)

 

MISADJUSTMENT(S)

 

COURSE OF ACTION

 

 

 

 

 

 

 

OUTPUT PROBLEMS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Major physical or electrical damage

Contact your local authorized

 

 

 

 

 

is evident when the sheet metal

 

 

Lincoln Electric Field Service facili-

 

 

 

 

 

 

covers are removed.

 

 

ty for technical assistance.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input fuses keep blowing, or input

 

 

1. Make certain that fuses or

 

 

 

 

 

 

breaker keeps tripping.

 

 

 

breakers are properly sized.

 

 

 

 

 

 

 

 

 

 

 

See Installation section of this

 

 

 

 

 

 

 

 

 

 

 

manual for recommended

 

 

 

 

 

 

 

 

 

 

 

fuse and breaker sizes.

 

 

 

 

 

 

 

 

 

 

2.

Welding procedure is drawing

 

 

 

 

 

 

 

 

 

 

 

too much output current, or

 

 

 

 

 

 

 

 

 

 

 

duty cycle is too high.

 

 

 

 

 

 

 

 

 

 

 

Reduce output current, duty

 

 

 

 

 

 

 

 

 

 

 

cycle, or both.

 

 

If all recommended possible areas

 

 

 

 

 

 

 

3. There is internal damage to

 

 

of misadjustments have been

 

 

 

 

 

 

 

 

the power source. Contact an

 

 

checked and the problem persists,

 

 

 

 

 

 

 

 

authorized Lincoln Electric

 

 

contact your local Lincoln

 

 

 

 

 

 

 

 

Service facility.

 

 

Authorized Field Service Facility.

 

 

 

 

 

 

 

 

 

 

 

 

 

Machine will not power up (no

 

 

1. Make certain that the Power

 

 

 

 

 

 

lights, no fan, etc.)

 

 

 

Switch (SW1) is in the “ON”

 

 

 

 

 

 

 

 

 

 

 

position.

 

 

 

 

 

 

 

 

 

 

2.

Circuit breaker CB4 (in recon-

 

 

 

 

 

 

 

 

 

 

 

nect area) may have opened.

 

 

 

 

 

 

 

 

 

 

 

Reset. Also, check input volt-

 

 

 

 

 

 

 

 

 

 

 

age selection, below.

 

 

 

 

 

 

 

 

 

 

3.

Input voltage selection made

 

 

 

 

 

 

 

 

 

 

 

improperly. Power down,

 

 

 

 

 

 

 

 

 

 

 

check input voltage reconnect

 

 

 

 

 

 

 

 

 

 

 

according to diagram on

 

 

 

 

 

 

 

 

 

 

 

reconnect cover.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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 Lincoln Electric Field Service Facility for technical assistance.

POWER WAVE 455 STT

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Contents Safety Depends on You Power Wave 455 STTCalifornia Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéThank You Table of Contents Technical Specifications Power Wave 455/STT InstallationHigh Frequency Protection Safety PrecautionsSelect Suitable Location Machine GroundingOutput Connections Input Fuse and Supply Wire ConsiderationsInput Voltage Reconnect Procedure Control Cable Connections Voltage Sensing AT the WorkpieceElectrode & Work Leads Electrode Positive Applications Electrode & Work Leads Electrode Negative ApplicationsPower Feed Control BOX Mounting Operating Instructions Safety InstructionsOperation Power Wave 455 STT Recommended Processes Additional Design Features and AdvantagesGeneral Description Recommended Processes and EquipmentCompatible Lincoln Equipment Power Source OperationWelding Capability LimitationsGmaw Pulse Procedures Welding AdjustmentsDetailed Weld Mode Descriptions Constant Voltage CV/WELD, CV/MIG, CV/FLUX Cored ProceduresSurface Tension Transfer STT Procedures Constant Current CC/STICK, CC/TIG ProceduresARC Gouging Procedures Field Installed AccessoriesOptions / Accessories Factory Included AccessoriesRoutine Maintenance MaintenanceUsing the Status LED to Troubleshoot System Problems TroubleshootingPerform External Recommend HOW to USE Troubleshooting GuideLocate Problem Symptom Consult Local Authorized Field Service FacilityContact your local Lincoln Troubleshooting GuideAuthorized Field Service Facility Exhaust louvers Machine won’t weld, can’t get any MIG/MAG pulse modes Check the Trim setting. These Diagrams =62523%25 Diagrams Power Wave 455 STT Power Wave 455 STT $700.00 Basic CoursePrecaucion Warnung