Output Bridge Rectifier Test - Lincoln Electric POWER MIG SVM167-A Service Manual

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TROUBLESHOOTING AND REPAIR
Service and repair should only be performed 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 technical troubleshooting assistance before you proceed. Call 1-888-935-
3877.
TEST DESCRIPTION
This test will determine if a diode is "shorted" or "leaky". See the machine waveform
section in this manual for normal and abnormal output wave forms.
MATERIALS NEEDED
Analog Volt-ohmmeter or Diode Tester
3/8" Nutdriver
1/2" Nutdriver

OUTPUT BRIDGE RECTIFIER TEST

WARNING
POWER MIG® 215
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