Lincoln Electric 12666 Operator's Manual page 37

E-6
PROBLEMS
(SYMPTOMS)
The welding arc is "cold." The weld-
ing arc is not stable or is not satis-
factory. the engine runs normally.
The auxiliary power is normal.
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
1. Make sure the MODE selector
switch is in the correct position for
the process being used. (For exam-
ple, CV-WIRE, PIPE, CC-STICK.)
2. Make sure the electrode (wire, gas,
voltage, current etc.) is correct for
the process being used.
3. Check for loose or faulty connec-
tions at the weld output terminals
and welding cable connections.
4. The welding cables may be too long
or coiled, causing an excessive
voltage drop.
RANGER® 305D
CAUSE
If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized
Field Service Facility.
CAUTION
RECOMMENDED
COURSE OF ACTION
E-6