Lincoln Electric POWER-ARC 4000 SVM103-A Service Manual page 48

F-7
Observe Safety Guidelines
detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
Engine will not start.
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, con-
tact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call
216-383-2531 or 1-800-833-9353.
POWER-ARC 4000
TROUBLESHOOTING & REPAIR
POSSIBLE AREAS OF
MISADJUSTMENT(S)
ENGINE PROBLEMS
1. Make sure the piecing stop
switch is NOT touching the
spark plug boot.
2. Check spark plug boot and wire
for loose or faulty connection.
3. Make sure that the fuel shutoff
valve is in the farthest upward
position.
4. Make certain that the engine
has adequate fuel and oil.
5. Adjust the choke to prevent car-
buretor flooding.
6. The recoil starter may not be
engaged with the engine. gen-
tly hit the blower housing and/or
pull the rope to its fully extend-
ed position and rapidly wiggle it.
Repeat until the clutch engages
with the engine shaft and resis-
tance is felt.
CAUTION
TROUBLESHOOTING GUIDE
RECOMMENDED
COURSE OF ACTION
1. Check the fuel line for breaks or
obstructions. Replace the fuel
filter. DO NOT RUN THE EN-
GINE WITHOUT AN IN-LINE
FUEL FILTER.
2. The spark plug may be faulty.
Replace.
3. Service the engine as outlined
in the Maintenance section of
this manual.
4. The engine magneto may be
faulty. Consult Briggs
Stratton owner's manual.
5. The engine may be faulty.
Replace.
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