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OUTPUT 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 1-888-935-3877.
CAUTION
The welding arc is loud and
spatters excessively.
The weld current or voltage
settings may be incorrect.
The polarity may be incorrect for
the process in use. Make sure
that the actual polarity of the
output studs is what the Polarity
Switch indicates.
If a remote current control is
being used, try switching to local
control. The remote current
control may be faulty.
The engine RPM may be
incorrect; perform the Engine
RPM Adjustment Test.
Perform the Brush and Slip
Ring Service Procedure.
Perform the Welding generator
Brush and Commutator
Inspection and Service
Procedure.
Perform the Dead Short, First
Step, and Open Reactor Tests.
Perform the Exciter Rotor
Resistance and Ground Test.
Perform the Shunt Field Coil
Resistance and Ground Test.
Check that the rocker is aligned
to the factory drill mark, and
perform the Rocker Adjustment
Procedure if necessary
TROUBLESHOOTING AND REPAIR
F-10 F-10
SAE-400 SEVERE DUTY
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