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F-43

TROUBLESHOOTING AND REPAIR

F-43

 

MAIN INVERTER BOARD

“WELDING LOGIC AND INVERTER” SECTION TEST

WARNING

Service and repair should be performed only 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 electrical trou- bleshooting assistance before you proceed. Call 1-888-935-3877.

TEST DESCRIPTION

This test will help determine if all functions of the Welding Logic Circuit and Inverter are functioning properly

MATERIALS NEEDED

Volt/Ohmmeter

Phillips Head Screwdriver

Wiring Diagram

INVERTEC® V205-T AC/DC™

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Lincoln Electric SVM161-A service manual Main Inverter Board Welding Logic and Inverter Section Test, Test Description