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TROUBLESHOOTING
Troubleshooting Guide
Observe Safety Guidelines
detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
The yellow light (PL1) on the front
panel is not lit.
One or more keypad lights (LEDS)
are dark and cannot be lit when
their respective keys are pressed -
machine is operable.
The Beeper (Piezoelectric Buzzer)
cannot be heard - machine
operating normally.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. Normal condition - this light
will glow only if machine is in
an overheated condition.
(Thermal overload).
1. Be sure that the proper weld
mode is selected. For
example, the high frequency
keys and keypad lights
(LEDS) are not active in the
stick mode.
1. Background noise may be too
loud for user to hear beeper.
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Lincoln
Authorized Field Service Facility.
FUNCTION PROBLEMS
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.
CAUTION