Lincoln Electric Vantage 500 Operator's Manual page 36

E-4
PROBLEMS
(SYMPTOMS)
Engine goes to low idle but does not
stay at low idle.
No welding output or auxiliary out-
put.
Welder has some/ no output and no
control. Auxiliary output OK
No welding output. Auxiliary output
OK.
No auxiliary power.
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.
TROUBLESHOOTING
Observe all Safety Guidelines detailed throughout this manual
POSSIBLE
FUNCTION PROBLEMS
1. Faulty
Idler/Engine Protection PCB or
Weld Control PCB.
1. Broken lead in rotor circuit.
2. Faulty field diode module.
3. Faulty Weld Control PCB.
4. Faulty rotor.
1. Faulty remote kit.
2. Faulty output control potentiome-
ter.
3. Faulty output control wiring.
4. Faulty Weld Control PCB,
Idler/Engine Protection PCB or
Chopper PCB.
1. WELDING TERMINALS switch in
wrong position, be sure switch is
in WELDING
ALWAYS ON position.
2. Faulty Weld Control PCB,
Idler/Engine Protection PCB or
Chopper PCB.
1. Open breakers may need to be
reset.
2. Faulty receptacle.
3. Faulty auxiliary circuit wiring.
4. GFCI tripped.
VANTAGE® 500 DEUTZ
CAUSE
Peripheral PCB,
If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized
Field Service Facility.
TERMINALS
CAUTION
RECOMMENDED
COURSE OF ACTION
E-4