Lincoln Electric Fleet 400 Service Manual page 18

LINCOLN ELECTRIC
Observe Safety Guidelines
detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
The battery does not stay
charged.
Engine runs rough.
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the
Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
ENGINE PROBLEMS
1. Check for loose, corroded or
faulty connections at the
battery.
2. Check for loose or damaged
alternator drive belt.
3. The battery may be faulty.
1. Dirty fuel or air filter.
2. Water in fuel.
3. Fuel injector may be clogged
or malfunctioning.
Fleet™ 400 Service Manual
TROUBLESHOOTING GUIDE
RECOMMENDED
COURSE OF ACTION
1. Perform the Engine
Alternator Test Procedure.
2. There may be a defective
component or faulty wiring
causing a current draw when
the 'RUN/STOP' switch is in the
'STOP' position.
3. Check the 'RUN/STOP'
switch, the alternator and the
starter solenoid. Also check for
damaged wiring and insulation.
4. If the engine charging
system is operating properly
but the battery is not staying
charged, the battery is
defective and should be
replaced.
1. Replace fuel with fresh fuel.
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