Perform the main transformer, Test, The main transformer – Lincoln Electric POWER MIG SVM165-A User Manual
Page 64: Troubleshooting & repair, Main transformer test, Warning
MAIN TRANSFORMER 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
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 applied to the primary windings
of the main transformer and induced on the secondary and auxiliary windings.
MATERIALS NEEDED
3/8” Nut Driver
5/16” Nut Driver
Volt/Ohmmeter
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TROUBLESHOOTING & REPAIR
F-18
F-18
POWER MIG 350MP
WARNING