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PROBLEMS
(SYMPTOMS)
Engine goes to low idle but does not stay at
low idle.
No welding output or auxiliary output.
Welder has some/ no output and no control.
Auxiliary output OK
No welding output. Auxiliary output OK.
No auxiliary power.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. Faulty Peripheral PCB, Pull Coil/Battery
PCB or Weld Control PCB.
1. Broken lead in rotor circuit.
2. Faulty field diode module.
3. Faulty Weld Control P.C. Board.
4. Faulty rotor.
1. Faulty remote kit.
2. Faulty output control potentiometer.
3. Faulty output control wiring.
4. Faulty Weld Control PCB, Pull
Coil/Battery PCB or Chopper PCB.
1. WELDING TERMINALS switch in wrong
position, be sure switch is in WELDING
TERMINALS ALWAYS ON position.
2. Faulty Weld Control PCB, Pull
Coil/Battery PCB or Chopper PCB.
1. Open circuit breakers.
2. Faulty connections to auxiliary
receptacles.
3. Faulty auxiliary circuit wiring.
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Lincoln
Authorized Field Service Facility.
Vantage 575
E-4 TROUBLESHOOTING E-4
FUNCTION PROBLEMS
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.
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