Esent, perform the input contactor test, Troubleshooting & repair, Warning input contactor test – Lincoln Electric IDEALARC DC-655 User Manual
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TROUBLESHOOTING & REPAIR
F-32
F-32
IDEALARC DC-655
WARNING
INPUT CONTACTOR TEST
Service and repair should be performed by only Lincoln Electric factory trained personnel.
Unauthorized repairs performed on this equipment may result in danger to the technician or
machine operator and will invalidate your factory warranty. For your safety and to avoid elec-
trical shock, please observe all safety notes and precautions detailed throughout this manu-
al.
If for any reason you do not understand the test procedures or are unable to perform the
test/repairs safely, contact the Lincoln Electric Service Department for electrical trou-
bleshooting assistance before you proceed. Call 216-383-2531 or 1-800-833-9353 (WELD).
TEST DESCRIPTION
This test will help determine if the input contactor is receiving the correct coil voltage and if
the contacts are functioning correctly.
MATERIALS NEEDED
Volt/ohmmeter (Multimeter)
3/8” Nut driver
DC-655 Wiring Diagram
External 120 VAC supply