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F-45 F-45
TROUBLESHOOTING & REPAIR
MULTI-SOURCE
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INPUT CONTACTOR CLEANING AND/OR REPLACEMENT
WARNING
Service and repair should be performed only by Lincoln Electric factory trained personnel.
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 precautions 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 (800) 833-9353 (WELD).
DESCRIPTION
The following procedure will aid the technician in removing the Input Contactor for maintenance,
repair, or cleaning.
MATERIALS NEEDED
3/8” Nut Driver
7/16” Nut Driver
11/16” Nut Driver
1/2” Nut Driver
This procedure takes approximately 40 minutes to perform.