Main generator, Shunt field winding test, Troubleshooting & repair – Lincoln Electric CLASSIC I SVM134-A User Manual
Page 63: Warning main generator shunt field winding test
TROUBLESHOOTING & REPAIR
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CLASSIC I
WARNING
MAIN GENERATOR SHUNT FIELD WINDING 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 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 troubleshoot-
ing assistance before you proceed. Call 1-800-833-9353 (WELD).
TEST DESCRIPTION
This test will help determine whether or not the main shunt field coils are shorted, open, or
grounded.
MATERIALS NEEDED
Volt/ohmmeter (Multimeter)
Wiring Diagram
This procedure takes approximately 25 minutes to perform.