Troubleshooting and repair, Caution – Lincoln Electric VRTEXTM 360 SVM200-A User Manual
Page 62
POWER-UP PROBLEMS
Observe Safety Guidelines detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
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 1-888-935-3878.
CAUTION
(Continued)
If the correct input voltage is
being applied to the CPU and
the VRTEX
TM
360 does not
power-up the CPU may be
faulty.
TROUBLESHOOTING AND REPAIR
F-5
F-5
VRTEX
TM
360
The VRTEX
TM
360 does not
power up when the ON Switch is
pushed. The green indicator light
does come on but does NOT stay
on when the ON Switch is
released.
Make certain the correct input
voltage is being applied to the
VRTEX
TM
360. (115-230VAC
single phase).
With the ON Switch activated
5VDC should be present at the
Input Relay Coil. Terminal A1
(Red Lead) to Terminal A2
(Black Lead). See the wiring
diagram. If the green indicator
light is on the 5VDC should be
present at the relay coil.
Check for loose or faulty
connections between the Input
Relay, the Upper Terminal
Block and the ON Switch.
Check leads 101A and 103A.
See the wiring diagram.
If the 5VDC is being applied to
the Input Relay Coil and the
above mentioned connections
and leads are OK the Input
Relay Coil may be faulty.
Replace.
If the 5VDC is not present at
Terminals A1 to A2 check for
loose or faulty connections
between the Input Relay Coil
and the CPU USB port. See
the wiring diagram.
The CPU may be faulty.