Test procedures, F-11, Main transformer test – Lincoln Electric POWER MIG SVM157-A User Manual
Page 45: Perform the main transformer, Test, The main transformer, Troubleshooting and repair, Warning
TROUBLESHOOTING AND REPAIR
F-11
F-11
POWER MIG 200
TEST DESCRIPTION
This test will determine if the correct voltages are being applied.
a. Applied to the primary windings of the main transformers.
b. Induced on the secondary and auxiliary windings of the main transformer.
MATERIALS NEEDED
3/8” Nutdriver
5/16” Nutdriver
Volt-ohmmeter
MAIN TRANSFORMER TEST
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 1-800-833-
9353(WELD).
WARNING
This procedure takes approximately 40 minutes to perform.