Lincoln Electric SP-250 service manual Main Transformer Test, Test Description, Materials Needed

Models: SP-250

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F-14

TROUBLESHOOTING & REPAIR

F-14

 

 

MAIN TRANSFORMER 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 pre- cautions 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 determine if the correct voltages are being

a.applied to the primary windings of the Main Transformer.

b.induced on the weld winding and auxiliary windings.

MATERIALS NEEDED

5/16" Nut Driver

Volt-Ohm Meter

IDEALARC SP-250

Page 61
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Lincoln Electric SP-250 service manual Main Transformer Test, Test Description, Materials Needed