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TROUBLESHOOTING & REPAIR
AUXILIARY TRANSFORMER #1 SECONDARY
AND WIRING HARNESS 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 elec- trical 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
TEST DESCRIPTION
This test will determine if there are any short circuits or other problems in the load circuits fed by the secondary windings of the auxiliary transformer, which would cause the trans- former to overheat or the fuse (F1 - primary side) on the reconnect panel to blow.
MATERIALS NEEDED
Volt/Ohmmeter (Multimeter) 5/16" Nut driver
3/8" Nut driver
Auxiliary Transformer #1 Secondary Circuit Wiring Diagram – Figure F.12
This procedure takes approximately 30 minutes to perform.
