Lincoln Electric IDEALARC DC-1500 Service Manual page 55

TROUBLESHOOTING AND REPAIR
F-21 F-21
CONTROL TRANSFORMERS (T2, T3 & T4) VOLTAGE TEST PROCEDURE
WARNING
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
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
test/repairs safely, contact the Lincoln Electric Service Department for electrical trou-
bleshooting assistance before you proceed. Call 1-888-935-3877.
TEST DESCRIPTION
This test will determine if the correct voltages are being:
a. applied to the primary windings of the Control Transformer (T2, T3 & T4).
b. induced on the secondary windings of the Control Transformers.
MATERIALS NEEDED
Volt/Ohm Meter (Multimeter)
IDEALARC® DC-1500 wiring diagrams (See Electrical Diagram Section of Manual).
IDEALARC® DC-1500