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E-2
PROBLEMS
(SYMPTOMS)
Input circuit breaker trips repeatedly.
No Status indicators light and the fan
does not operate 5 seconds after the
power switch is turned on.
No Status indicators light 5 seconds
after the power switch is turned on,
but the fan operates.
The Thermal LED does not go out.
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
TROUBLESHOOTING
Observe all Safety Guidelines detailed throughout this manual
POSSIBLE
1. This may be normal. If output is
set to maximum a 30 amp circuit
is required. See Technical
Specification page.
2. Install a larger input circuit or turn
the output control to a lower
amperage.
1. Check the input power to be sure
it is on.
2. Check the power line fuses or
breakers and machine connection.
3. Disconnect input power at
fuse/breaker panel and check line
switch continuity. Replace line
switch if bad.
1. Possible faulty Inverter Board.
2. Possible faulty Control Board.
1. Check consumables - Thermal
and output LED's light when an
unsafe condition exists at the
torch.
2. Possible faulty Inverter Board.
3. Possible faulty Control Board.
TOMAHAWK™ 625
CAUSE
If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized
Field Service Facility.
CAUTION
RECOMMENDED
COURSE OF ACTION
E-2
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