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TROUBLESHOOTING AND REPAIR |
INTERNAL TRIGGER CIRCUIT 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
TEST DESCRIPTION
This test will help to determine if the wiring and connections are correct from the 14 Pin MS connector and the Terminal Strip to the Firing Board. It will aalso determine the pres- ence of the 42vac trigger supply voltage.
MATERIALS NEEDED
Misc. Hand Tools
Wiring Diagram or Machine Schematic
