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IDEALARC SP-255
E-3
TROUBLESHOOTING
Observe Safety Guidelines
detailed in the beginning of this manual.
TROUBLESHOOTING GUIDE
If for any reason you do not understand the test procedures or are unable to Perform the tests/repairs safely, contact your
LOCAL AUTHORIZED LINCOLN ELECTRIC FIELD SERVICE FACILITY for assistance before you proceed.
CAUTION
PROBLEMS
(SYMPTOMS)
Machine does not put out full
power. Welds are “cold”.
Poor arc striking with electrode
sticking or blasting off.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. If “HIGH LINE” or “LOW LINE”
messages are displayed then
check the input voltage. Make
sure input voltage matches
nameplate rating and reconnect
panel configuration.
2. Make sure settings for wire feed
speed and voltage are correct
for process being used.
3. Make sure output polarity is cor-
rect for process being used.
4. Check welding cables and gun
assembly for loose or faulty con-
nections.
1. Make sure settings for wire
speed and voltage are correct
for process being used.
2. The Run-In (Fast or Slow) speed
may be wrong for process and
technique being used. See
Operation section.
3. The Start Voltage may be set
wrong for process and technique
being used. See Operation sec-
tion.
4. The gas shielding may be
improper for process.
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
contact your local Lincoln
Authorized Field Service Facility.
OUTPUT PROBLEMS