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F-35TROUBLESHOOTING AND REPAIRF-35

AUXILIARY TRANSFORMER TEST

WARNING

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 correct voltage is being applied to the primary of aux- iliary transformer and also if the correct voltage is being induced on the secondary wind- ings of the transformer.

MATERIALS NEEDED

Volt-ohmmeter (Multimeter)

5/16” Nut Driver

Wiring Diagram

POWER WAVE 355M/405M

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Lincoln Electric 355M, 405M service manual 35TROUBLESHOOTING and REPAIRF-35, Auxiliary Transformer Test