Engine will not stop running, Engine runs erratically or stops running, Engine sputters but will not start – Lincoln Electric POWER-ARC 4000 SVM103-A User Manual
Page 49: Troubleshooting & repair, Caution
TROUBLESHOOTING & REPAIR
POWER-ARC 4000
F-8
TROUBLESHOOTING GUIDE
Observe Safety Guidelines
detailed in the beginning of this manual.
CAUTION
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.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
ENGINE PROBLEMS
Engine will not stop running.
1. The piercing stop switch may
not be contacting the spark
plug. Make certain that the
pointed end of the lever firmly
contacts the spark plug tip.
1. Be sure the piercing stop switch
is securely mounted to the
engine.
Engine runs erratically or stops run-
ning.
1. Check the spark plug boot and
wire for loose or faulty connec-
tion.
2. The spark plug may be faulty.
Replace.
3. The fuel and air mixture may be
out of adjustment. Consult
Briggs & Stratton owner’s man-
ual.
4. The fuel supply may be con-
taminated with water.
1. The engine may require service
to the head or carburetor.
Engine sputters but will not start.
1. The spark plug may be faulty.
2. The fuel supply may be contam-
inated with water.
3. The air filter may be clogged.
Replace.
4. The fuel and air mixture may be
out of adjustment.
Consult Briggs & Stratton owner’s
manual.