Lincoln Electric VANTAGE 400 - Manual (Page 105)

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 1-888-935-3877.
TEST DESCRIPTION
This test will determine if the rectifier is grounded, or if there are any failed diode groups.
NOTE: This test will not be able to detect individual open diodes within a group.
MATERIALS NEEDED
Miscellaneous hand tools
Analog Ohmmeter or diode tester (For testing diodes)
Ohm meter (any type for ground test)
OUTPUT RECTIFIER BRIDGE TEST
WARNING
TROUBLESHOOTING & REPAIR F-57 F-57
VANTAGE® 400
R
etur
n
to
Section
T
OC
R
etur
n
to
Section
T
OC
R
etur
n
to
Section
T
OC
R
etur
n
to
Section
T
OC
R
etur
n
to
Mast
er
T
OC
R
etur
n
to
Mast
er
T
OC
R
etur
n
to
Mast
er
T
OC
R
etur
n
to
Mast
er
T
OC