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E-4
E-4
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
LIQUID ARC FIELD SERVICE FACILITY for assistance before you proceed.
CAUTION
PROBLEMS
(SYMPTOMS)
Arc is unstable – Poor starting
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. Check for correct input voltage
to machine. See Installation sec-
tion, “Electrical Input
Connections”.
2. Check for proper electrode
polarity for process.
3. Check gun tip for wear or dam-
age and proper size – Replace.
4. Check for proper gas and flow
rate for process. (For MIG only.)
5. Check work cable for loose or
faulty connections.
6. Check gun for damage or
breaks.
7. Check for proper drive roll orien-
tation and alignment.
8. Check liner for proper size.
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas
of misadjustments have been
checked and the problem persists,
contact your local Liquid Arc
Authorized Field Service Facility.
WELDING PROBLEMS
Handymig 170i