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F-34
TROUBLESHOOTING & REPAIR
F-34
IDEALARC DC-1000
Service and repair should be performed only by Lincoln Electric factory trained personnel.
Unauthorized repairs performed on this equipment could result in danger to the technician or
the machine operator and will invalidate your factory warranty. For your safety and to avoid
electrical shock, please observe all safety notes and precautions 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 the Lincoln Electric Service Department for technical trou-
bleshooting assistance before you proceed.
Call (216) 383-2531 or (800) 833-9353 (WELD).
_____________________________________________________________
ACTIVE SCR TEST
TEST DESCRIPTION
The Active SCR Test will determine if the device is able to be gated “ON” and conduct current
from anode to cathode.
MATERIALS NEEDED
An SCR tester as outlined in this procedure.
DC-1000 Wiring Diagram (See Electrical Diagrams Section of this manual).
WARNING
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