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E-3
TROUBLESHOOTING
E-3
BIG RED™ 600
Observe all Safety Guidelines detailed throughout this manual
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.
CAUTION
PROBLEMS
(SYMPTOMS)
POSSIBLE
CAUSE
RECOMMENDED
COURSE OF ACTION
Engine shuts down while under a
load.
Engine runs rough.
Engine will not shut off
Battery does not stay charged.
No welding output.
Welder has some/ no output and no
control. Auxiliary output OK
No auxiliary power.
1. High oil temperature.
1. Dirty fuel or air filters may need
cleaned/replaced.
2. Water in fuel.
3. Fuel injector clogged or malfunc-
tioning.
1. Fuel Shutdown solenoid not func-
tioning properly / linkage binding.
1. Faulty battery .
2. Faulty engine alternator.
3. Loose or broken lead in charging
circuit.
4. Loose fan belt may need tighten-
ing.
1. Broken lead in weld rotor circuits.
2. Faulty field diode module.
3. Faulty weld rotor.
4. Open Breaker.
5. Check that selector switch is in
position.
1. Faulty remote kit.
2. Faulty output control Rheostat.
3. Faulty output control wiring.
1. Open breakers.
2. Faulty receptacle.
3. Faulty auxiliary circuit wiring.
4. GFCI Module tripped. (See
Maintenance Section)
5. Broken Lead in Auxiliary rotor cir-
cuit.
6. Faulty Auxiliary Rotor field Diode
module.
7. Faulty weld rotor.
If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized
Field Service Facility.