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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 engine will not crank when
the start button is pressed.
(continued)
The engine cranks when the
start button is pressed, but will
not start.
Make sure the run/stop switch is
in the run position.
The run/stop switch may have
been left in the run position for
more that 30 seconds (60
seconds for some models).
Move switch to the stop position,
then after a few seconds, move
it back to the run position.
If the machine is being used in a
cold climate, the thermostart or
glow plug system may need to
be used. See the welder
operators’ manual and the
engine operator’s manual for
detailed instructions.
Check that there is an adequate
supply of fresh clean fuel, and
that the fuel shut-off valve is
open.
Check and if necessary, replace
the fuel filter.
There may be air in the fuel
system. See the engine
manufacturer’s manual and
bleed all air from the fuel
system.
• If voltage is present, check
that the negative battery
terminal is properly connected
to the engine block. If the
battery is properly connected,
the starter/solenoid is
defective and should be
serviced or replaced.
Perform the Engine Fuel
System Voltage Tests.
TROUBLESHOOTING AND REPAIR
F-12 F-12
SAE-400 SEVERE DUTY
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