Lincoln Electric IM675 RED-D-ARC E300 - Manual (Page 16)

E-3 TROUBLESHOOTING E-3
RED-D-ARC E300
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 AREAS OF
MISADJUSTMENTS(S)
RECOMMENDED
COURSE OF ACTION
Welder will not weld.
Welder welds, but soon stops weld-
ing (DC only).
1. Line switch not turned “On”.
Supply line fuse blown.
2. Power circuit dead.
3. Broken power lead.
4. Wrong voltage.
5. Electrode or work lead loose or
broken.
6. Open transformer circuit.
1. Proper ventilation hindered.
2. Welder loaded beyond rating.
3. Fan motor inoperative.
4. Poor internal connections.
5. Excessive dust accumulation in
welder.
6. Bi-metallic thermostat dirty.
If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized
Field Service Facility.