Form the rf bypass board resistance test, The rf bypass board, Resistance test – Lincoln Electric COMMANDER SVM145-B User Manual
Page 99: Troubleshooting & repair, Warning rf by-pass board resistance test
TROUBLESHOOTING & REPAIR
F-43
F-43
COMMANDER 300
WARNING
RF BY-PASS BOARD RESISTANCE 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
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 1-800-833-9353 (WELD).
TEST DESCRIPTION
This test will determine if the inductor filters on the RF By-Pass Board are intact and capa-
ble of passing signal information.
MATERIALS NEEDED
Volt/Ohmmeter
3/8" Nut driver
Phillips head screwdriver
This procedure should take approximately 25 minutes to perform.