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E-2
TROUBLESHOOTING
E-2
RANGER 10,000 PLUS AND RANGER 10,000
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
No welder or output power.
Engine will not idle down to low
speed.
Engine will not go to high idle when
attempting to weld.
1. Open in miscellaneous leads.
2. Open lead in flashing or field
circuit.
3. Faulty rotor.
4. Faulty Potentiometer (R1).
5. Faulty stator Field winding.
6. Faulty Field rectifier (D2).
7. Faulty P.C. Board.
1. Idler switch on High Idle.
2. Insufficient voltage present
between terminals #213 and
#5E. (Voltage should be 12V
DC).
3. External load on welder or
auxiliary power.
4. Faulty wiring in solenoid circuit.
5. Faulty idler solenoid.
6. Faulty P.C. Board.
1. Poor work lead connection to
work.
2. No voltage signal from the
current sensor.
3. No open circuit voltage on
output studs.
4. Faulty P.C. Board.
If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized
Field Service Facility.