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TROUBLESHOOTING & REPAIR
CONTROL TRANSFORMER (T2) VOLTAGE 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 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
DESCRIPTION
This test will determine if the correct voltage is being applied to the primary of the control transformer and induced on the secondary winding of the control transformer.
MATERIALS NEEDED
Volt/Ohmmeter (Multimeter) 5/16” Nut driver
IDEALARC R3R Wiring Diagrams (See the Electrical Diagrams section of this manual.)
This procedure takes approximately 17 minutes to perform.
