Lincoln Electric SVM103-C User Manual

Page of 91
POWER-ARC 4000
F-9
TROUBLESHOOTING
F-9
TROUBLESHOOTING GUIDE - Observe all Safety Guidelines detailed throughout this manual
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 1-800-833-9353
ENGINE  PROBLEMS
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENTS(S)
RECOMMENDED
COURSE OF ACTION
Engine will not stop running.
Engine runs erratically or stops run-
ning.
Engine sputters but will not start.
1.  Make sure the Rotary ON/OFF
Switch is functioning correctly.
See wiring diagram.
1.  The engine may require service
to the head or carburetor.
2. The fuel pump may be faulty.
Consult Briggs & Stratton.
Consult Briggs & Stratton owner’s
manual.
1.  Make sure the Rotary Switch is
in the “OFF” position.
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 spark plug may be faulty.
2.  The fuel supply may be contami-
nated with water.
3.  The air filter may be clogged.
Replace.
4.  The fuel and air mixture may be
out of adjustment.
CAUTION