Lincoln Electric INVERTEC V160-S Operator's Manual page 21

Lincoln electric welder user manual
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Observe all Safety Guidelines detailed throughout this manual
PROBLEMS
(SYMPTOMS)
PROBLEMS IN STICK WELDING
Excessive spatter
Craters
Inclusions
Insufficient penetration
Sticking
Porosity
Cracks
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
POSSIBLE AREAS OF
MISADJUSTMENTS(S)
1. Long arc
2. High current
1. Fast movement of the electrode
away from piece.
1. Poor cleanliness or distribution of
the Welding passes.
2. Improper movement of the elec-
trode.
1. High progression speed.
2. Welding current too low.
3. Narrow chamfering.
1. Arc too short.
2. Current too low.
1. Humidity in electrode.
2. Long arc.
1. Current too high.
2. Dirty materials.
3. Hydrogen in weld (present on
electrode coating).
CAUTION
V160-S
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.
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