Rotor Resistance Test - Lincoln Electric BULLDOG SVM208-A Service Manual

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Service and repair should be performed only by 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 there is a shorted winding in the Rotor or if the Rotor is ground-
ed.
MATERIALS NEEDED
Volt/Ohmmeter
1/4" Nutdriver
Small Slot Head Screwdriver
Wiring Diagram
TROUBLESHOOTING AND REPAIR

ROTOR RESISTANCE TEST

WARNING
BULLDOG® 140
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