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ENGINE 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 shuts down shortly after
starting.
1. Check for adequate fuel supply.
2. If any indicator light is lit when
the engine shuts down, that par-
ticular system has faulted.
Check system.
3. Check the battery cables for
loose or faulty connections.
1. Check the RUN/STOP switch
and associated leads for loose
or faulty connections.
2. Perform the Shutdown
Solenoid Test. (except tier II
Cummins
3. The Peripheral PC board may
be faulty. With the RUN/STOP
switch in the "RUN" position,
the Peripheral PC board should
normally supply 10VDC to the
shutdown solenoid via leads
#252 and #262. See the Wiring
Diagram. (except tier II
Cummins code 11181.
4. Tier II Cummins electronic gov-
ernor control board may be
faulty misadjusted governor
linkage see EGC test + adjust-
ments.
The engine will not idle down to low
speed. The machine has normal
weld output and auxiliary power.
1. Make sure the IDLER switch is
in the "AUTO" position.
2. Make sure there is NOT an
external load on the weld termi-
nals nor the auxiliary power
receptacles.
3. Check for mechanical restric-
tions in the solenoid linkage.
1. Perform the Idler Solenoid
Test.
2. Check leads #227, #232L,
#232M and #226A for loose or
faulty connections. See the
Wiring Diagram.
3. The Pull Coil PC board may be
faulty. (Except tier II Cummins).
4. Tier II Cummins electronic con-
trol board may be faulty - mis-
adjusted governor linkage see
EGC test & adjustment.
TROUBLESHOOTING AND REPAIR
F-10 F-10
VANTAGE® 500
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