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TROUBLESHOOTING & REPAIR
F-27 F-27
LN-9 GMA Wire Feeder
WARNING
T2 TRANSFORMER TEST
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 troubleshoot-
ing assistance before you proceed. Call 216-383-2531 or 1-800-833-9353 (WELD).
DESCRIPTION
This test will aid the technician in determining if the T2 transformer is functioning.
MATERIALS NEEDED
115VAC power supply
Phillips head screwdriver
Volt/ohmmeter (multimeter)
This procedure takes approximately 20 minutes to perform.