Test procedures, Perform the, Auxiliary – Lincoln Electric INVERTEC V250-S User Manual
Page 43: Transformer test, Troubleshooting & repair, Test description, Materials needed, Auxiliary transformer test, Warning
INVERTEC V250-S
F-11
TROUBLESHOOTING & REPAIR
F-11
TEST DESCRIPTION
This test will determine if the auxiliary transformer is functional when the correct primary volt-
age is applied to the primary winding.
MATERIALS NEEDED
Volt/ohmmeter
Machine wiring diagram
5/16” nut-driver
230VAC isolated power supply
AUXILIARY TRANSFORMER TEST
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).
_____________________________________________________________
WARNING