Rotor Resistance Test - Lincoln Electric RANGER 225 Service Manual

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Service and repair should be performed only by Lincoln Electric factory trained per-
sonnel. 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 trouble-
shooting 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 grounded.
MATERIALS NEEDED
Volt/Ohmmeter
Miscellaneous Hand Tools
Wiring Diagram
TROUBLESHOOTING AND REPAIR

ROTOR RESISTANCE TEST

WARNING
RANGER 225
®
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