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E-3
TROUBLESHOOTING
E-3
POWER-ARC 4000
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
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
Unit will weld but low or no generator
power is available.
Engine runs erratically or stops running.
Engine sputters but will not start.
1. Circuit breaker open.
2. Loose or open connection with elec-
trical plug-in component.
3. Current control dial not at “125”.
4. No open circuit voltage at receptacle.
Open lead in receptacle circuit.
5. No open circuit voltage at receptacle.
Bad receptacle.
6. Rheostat (R1) lead broke.
1. Engine is not fully warmed-up and
engine choke is in the fully open
(RUN) position.
2. Engine requires service to head, car-
buretor, filters, oil, spark plug and/or
gas.
1. Bad gas, bad filter, air cleaner, spark
plug, and/or breather.
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Lincoln
Authorized Field Service Facility.