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E-5
TROUBLESHOOTING
E-5
RANGER 305G
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
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.
1. Make sure the MODE selector
switch is in the correct position for
the process being used. (For
example, CV-WIRE, PIPE, CC-
STICK.)
2. Make sure the electrode (wire,
gas, voltage, current etc.) is cor-
rect 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 exces-
sive voltage drop.
If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized
Field Service Facility.