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TROUBLESHOOTING & REPAIR
INTERNAL TRIGGER CIRCUIT TEST
WARNING
Service and repair should be performed by only Lincoln Electric factory trained person- nel. Unauthorized repairs performed on this equipment may result in danger to the tech- nician 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
TEST DESCRIPTION
This test will help determine if the wiring and connections are good from the
MATERIALS NEEDED
Ohmmeter (Multimeter)
Simplified Trigger Diagram
