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TROUBLESHOOTING & REPAIR |
MAIN TRANSFORMER TEST
WARNING
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 pre- cautions detailed throughout this manual.
If for any reason you do not understand the test procedures or are unable to per- form the test / repairs safely, contact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call
TEST DESCRIPTION
This procedure will determine if the correct voltages are being:
a.Applied to the primary windings of the main transformer.
b.Induced on the secondary and auxiliary windings of the main transformer.
MATERIALS NEEDED
Volt/Ohm Meter
3/8 in. Nutdriver
5/16 in. Nutdriver