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F-31

TROUBLESHOOTING & REPAIR

F-31

 

 

CONTROL BOARD VOLTAGE TEST

WARNING

Service and repair should be performed only by Lincoln Electric factory trained per- sonnel. Unauthorized repairs performed on this equipment could result in danger to the technician or the machine operator and will invalidate your factory warranty. For your safety and to avoid electrical shock, please observe all safety notes and precau- tions detailed throughout this manual.

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric service department for technical troubleshooting assistance before you proceed.

Call (216) 383-2531 or (800) 833-9353 (WELD).

_____________________________________________________________

TEST DESCRIPTION

This test will aid the technician in determining if the control board or some other machine component may be faulty.

MATERIALS NEEDED

Voltmeter/ohmmeter (Multimeter)

Wiring diagram.

Control board schematic drawing.

INVERTEC V250-S

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Lincoln Electric V250-S service manual Control Board Voltage Test, Test Description