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PRECISION TIG 185
TROUBLESHOOTING & REPAIR
F-15 F-15
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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 pre-
cautions detailed throughout this manual.
If for any reason you do not understand the test procedures or are unable to per-
form the test / repairs safely, contact the Lincoln Electric Service Department for
electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
WARNING
HIGH FREQUENCY CIRCUIT DISABLE PROCEDURE
TEST DESCRIPTION
This procedure will disable the high frequency circuit. The technician will then be able to
take voltage measurements without the possibility of high frequency damage to his test
equipment.
MATERIALS NEEDED
3/8” Nutdriver
5/64” Allen type wrench
.020” feeler gauge
HIGH VOLTAGE IS STILL PRESENT IN THE HIGH FREQUENCY CIRCUIT.
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WARNING