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CAUTION
Vantage 500 CUMMINS
E-3 TROUBLESHOOTING E-3
PROBLEMS
(SYMPTOMS)
Battery does not stay charged.
Engine will not idle down to low
speed.
Engine will not go to high idle when
attempting to weld.
Engine will not go to high idle when using
auxiliary power.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. Faulty battery .
2. Faulty engine alternator.
3. Loose or broken lead in charging circuit.
4. Loose fan belt may need tightening.
1. Idler switch in HIGH idle position, make
sure switch is set to AUTO.
2. External load on welder or auxiliary
power.
3. Mechanical problem in idler solenoid
linkage.
4. Faulty wiring in solenoid circuit.
5. No or low voltage @ idle solenoid
6. Faulty idler solenoid.
7. Faulty, Weld Control PCB, Pull Coil
/Battery PCB
1. Poor work lead connection to work.
2. Broken idler solenoid spring.
3. Welding Terminals switch in wrong
position.
4. No open circuit voltage at output studs.
5. Faulty, Pull Coil/Battery PCB or Weld
Control PCB.
1. Broken wire in auxiliary current sensor
wiring.
2. Auxiliary power load is less than 100
watts.
3. Faulty Pull Coil/Battery PCB or Weld
Control PCB.
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.
FUNCTION PROBLEMS
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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