Lincoln Electric V155-S - Manual (Page 45)

INPUT BOARD RESISTANCE TEST
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 1-888-935-3877.
TEST DESCRIPTION
This procedure will determine if the Input Board has any copper wires burned or any faulty
components.
MATERIALS NEEDED
Volt/Ohmmeter
Wiring Diagram W05X0701
Phillips Screwdriver
TROUBLESHOOTING & REPAIR F-13 F-13
INVERTEC® V155-S
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WARNING