CARBONE Digi-Tig320ACDC, Operator'S Manual

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D-3 TROUBLESHOOTING D-3
Observe all Safety Guidelines detailed throughout this manual
OUTPUT PROBLEMS
PROBLEMS (SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENTS(S)
RECOMMENDED COURSE
OF ACTION
Machine regularly over
heats - thermostat opens,
Yellow(green and red light at
the same time) light on front
panel glows The fan runs
but machine has no output
1. Welding application may exceed
recommended duty cycle. Reduce the
duty cycle.
2. Dirt and dust may have clogged the
cooling channels inside the machine.
Blow out unit with clean, dry low
pressure air.
3. Air vents and exhaust louvers may be
blocked due to inadequate clearance
around machine.
Output current reduced
significantly when AC
Balance control knob is set
near or at max. penetration
or when Output control is set
near or at full output.
1. Input power to machine doesn't have
sufficient capacity. Try changing Input
power to a sufficient supply, refer to
Installation section.
2. Machine is powered from an engine
generator or an engine welder. If welding
at high currents are needed, try powering
machine from electricity grid instead of
engine generator.
3. Set AC Balance control at 50%
position.
If all recommended possible
areas of misadjustment
have been checked and the
problem persists, Contact
your local Authorized Field
Service Facility.
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely,
contact your Local Authorized Field Service Facility for technical troubleshooting assistance before you
proceed.